AS Number
AS33668
AS Name
CMCS
Org Name
Comcast Cable Communications, LLC
Registry

arin

RegDate

2001-09-18

Updated

2020-11-18

AS33668 Looking Glass
IPv4Prefixes

188

IPv6Prefixes

76

IPv4 NUMs

1,847,808

IPv6 NUMs(/64)

554,056,613,888

1,847,808 IPv4 Addresses
CIDR Description IP Num
24.127.0.0/16
IRR InValid
Comcast Cable Communications Holdings, Inc (C05966070) 65536
24.128.128.0/17
ROA Signed and Valid IRR InValid
Comcast Cable Communications Holdings, Inc (C02610729) 32768
50.76.176.0/20
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 4096
50.77.192.0/18
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 16384
50.185.64.0/18
IRR InValid
Comcast Cable Communications, LLC 16384
50.192.96.0/19
IRR InValid
Comcast Cable Communications, LLC 8192
50.197.96.0/19
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 8192
50.199.32.0/20
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 4096
50.202.125.0/24
IRR InValid
Comcast Cable Communications, LLC 256
50.203.250.0/24
IRR InValid
Comcast Cable Communications, LLC 256
50.204.170.0/24
IRR InValid
Comcast Cable Communications, LLC 256
50.206.127.0/24
IRR InValid
Comcast Cable Communications, LLC 256
50.207.92.0/24
IRR InValid
Comcast Cable Communications, LLC 256
50.210.160.0/19
IRR InValid
Comcast Cable Communications, LLC 8192
50.217.249.0/24
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 256
50.220.170.0/24
IRR InValid
Comcast Cable Communications, LLC 256
50.221.158.0/24
ROA Signed and Valid IRR InValid
Comcast Private Customer (C08326080) 256
50.223.155.0/24
IRR InValid
Comcast Cable Communications, LLC 256
50.226.70.0/24
IRR InValid
Comcast Cable Communications, LLC 256
50.227.241.0/24
IRR InValid
Comcast Cable Communications, LLC 256
50.228.137.0/24
IRR InValid
Comcast Cable Communications, LLC 256
50.229.7.0/24
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 256
50.232.15.0/24
IRR InValid
Comcast Cable Communications, LLC 256
50.233.62.0/24
IRR InValid
Comcast Cable Communications, LLC 256
50.233.114.0/24
IRR InValid
Comcast Cable Communications, LLC 256
50.238.250.0/24
IRR InValid
Graham National 256
50.239.133.0/24
IRR InValid
Comcast Cable Communications, LLC 256
50.241.208.0/20
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 4096
50.245.96.0/19
IRR InValid
Comcast Cable Communications, LLC 8192
50.247.0.0/19
IRR InValid
Comcast Cable Communications, LLC (CCCS) 8192
50.249.160.0/19
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 8192
50.252.80.0/20
IRR InValid
Comcast Cable Communications, LLC (CCCS) 4096
50.253.224.0/19
IRR InValid
Comcast Cable Communications, LLC 8192
67.167.128.0/18
ROA Signed and Valid IRR InValid
Comcast Cable Communications, Inc. (C05966072) 16384
67.172.80.0/20
IRR Valid
Comcast Cable Communications, IP Services (C00717041) 4096
67.177.128.0/19
IRR Valid
Comcast Cable Communications, Inc (C00934632) 8192
68.32.0.0/18
ROA Signed and Valid IRR InValid
Comcast Cable Communications, Inc. (C00491990) 16384
68.32.64.0/20
IRR InValid
Comcast Cable Communications, Inc. (C05524873) 4096
68.32.64.0/19
IRR InValid
Comcast Cable Communications, Inc. (C05524873) 8192
68.32.128.0/19
IRR InValid
Comcast Cable Communications, Inc. (C05583987) 8192
68.32.176.0/20
IRR InValid
Comcast Cable Communications, Inc. (C05555841) 4096
68.32.192.0/19
IRR InValid
Comcast Cable Communications, Inc. (C05635401) 8192
68.34.0.0/17
IRR InValid
Comcast Cable Communications, Inc. (C05652773) 32768
68.34.240.0/20
IRR InValid
Comcast Cable Communications, Inc. (C05555844) 4096
68.36.0.0/15
IRR InValid
Comcast Cable Communications, Inc. (C00494939) 131072
68.40.0.0/15
IRR Valid
Comcast Cable Communications, Inc. (C01220379) 131072
68.42.64.0/18
IRR Valid
Comcast Cable Communications, Inc. (C01220383) 16384
68.42.128.0/17
ROA Signed and Valid IRR Valid
Comcast Cable Communications, Inc. (C01220381) 32768
68.43.0.0/16
IRR Valid
Comcast Cable Communications, Inc. (C01220382) 65536
68.46.128.0/18
IRR InValid
Comcast Cable Communications, Inc. (C05583992) 16384
68.48.0.0/15
IRR InValid
Comcast Cable Communications, Inc. (C05688744) 131072
68.51.128.0/17
IRR InValid
Comcast Cable Communications, Inc. (C00491541) 32768
68.54.0.0/20
IRR InValid
Comcast Cable Communications, Inc. (C05688748) 4096
68.54.80.0/20
IRR InValid
Comcast Cable Communications, Inc. (C05651354) 4096
68.54.240.0/20
IRR InValid
Comcast Cable Communications, Inc. (C05688752) 4096
68.55.0.0/16
IRR InValid
Comcast Cable Communications, LLC 65536
68.56.0.0/16
ROA Signed and Valid IRR InValid
Comcast Cable Communications, Inc. (C05508840) 65536
68.58.160.0/19
IRR InValid
Comcast Cable Communications, Inc. (C05651791) 8192
68.58.192.0/18
IRR InValid
Comcast Cable Communications, Inc. (C05651792) 16384
68.59.0.0/19
IRR InValid
Comcast Cable Communications, Inc. (C05651794) 8192
68.60.32.0/19
ROA Signed and Valid IRR Valid
Comcast Cable Communications, Inc. (C01220384) 8192
68.60.64.0/18
IRR Valid
Comcast Cable Communications, Inc. (C01220389) 16384
68.60.128.0/18
ROA Signed and Valid IRR Valid
Comcast Cable Communications, Inc. (C01220392) 16384
68.60.192.0/20
IRR InValid
Comcast Cable Communications, Inc. (C05635407) 4096
68.61.0.0/16
IRR Valid
Comcast Cable Communications, Inc. (C01220387) 65536
68.62.0.0/18
IRR Valid
Comcast Cable Communications, Inc. (C01220393) 16384
68.62.64.0/19
IRR Valid
Comcast Cable Communications, Inc. (C01220390) 8192
68.62.96.0/20
IRR Valid
Comcast Cable Communications, Inc. (C01220395) 4096
68.83.192.0/20
ROA Signed and Valid IRR Valid
Comcast Cable Communications, Inc. (C01220396) 4096
68.84.160.0/19
IRR Valid
Comcast Cable Communications, Inc. (C01220397) 8192
68.85.48.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, Inc. (C01136192) 512
68.85.84.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 512
68.85.188.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 512
68.85.218.0/24
ROA Signed and Valid IRR InValid
Comcast Cable Communications, Inc. (C01616542) 256
68.85.222.0/23
IRR InValid
Comcast Cable Communications, Inc. (C01616542) 512
68.85.235.0/24
ROA Signed and Valid IRR Valid
Comcast Cable Communications, Inc. (C01621977) 256
68.86.10.0/23
IRR Valid
Comcast Cable Communications, Inc. (C01616570) 512
68.86.21.0/24
ROA Signed and Valid IRR Valid
Comcast Cable Communications, Inc. (C01616570) 256
68.86.38.0/24
ROA Signed and Valid IRR Valid
Comcast Cable Communications, Inc. (C01616570) 256
68.86.120.0/22
ROA Signed and Valid IRR Valid
Comcast Cable Communications, Inc. (C01616566) 1024
68.86.140.0/23
ROA Signed and Valid IRR Valid
Comcast Cable Communications, Inc. (C01616569) 512
68.87.1.0/24
ROA Signed and Valid IRR Valid
Comcast Cable Communications, Inc. (C01520065) 256
68.87.62.0/24
ROA Signed and Valid IRR InValid
Comcast Cable Communications, Inc. (C01520259) 256
68.87.77.0/24
IRR Valid
Comcast Cable Communications, Inc. (C01616562) 256
68.87.184.0/21
ROA Signed and Valid IRR Valid
Comcast Cable Communications, Inc. (C01616568) 2048
69.136.128.0/19
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 8192
69.137.208.0/20
IRR InValid
Comcast Cable Communications, LLC 4096
69.139.132.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, Inc. (C02520171) 512
69.139.240.0/22
ROA Signed and Valid IRR InValid
Comcast Cable Communications, Inc. (C02520193) 1024
69.139.248.0/22
IRR InValid
Comcast Cable Communications, Inc. (C02520193) 1024
69.139.254.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, Inc. (C02520193) 512
69.241.14.0/24
IRR InValid
Comcast Cable Communications, Inc. (C01623945) 256
69.241.39.0/24
IRR InValid
Comcast Cable Communications, Inc. (C01623945) 256
69.241.100.0/23
IRR InValid
Comcast Cable Communications, Inc. (C01543874) 512
69.242.208.0/20
IRR InValid
Comcast Cable Communications, Inc. (C01220406) 4096
69.244.128.0/18
IRR InValid
Comcast Cable Communications, Inc. (C01220405) 16384
69.252.20.0/23
IRR InValid
Comcast Cable Communications, Inc. (C01520264) 512
69.252.72.0/24
IRR InValid
Comcast Cable Communications, Inc. (C01520264) 256
69.252.88.0/21
IRR InValid
Comcast Cable Communications, Inc. (C01520264) 2048
70.88.90.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 512
70.88.92.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 512
70.88.94.0/24
IRR InValid
Comcast Cable Communications, LLC 256
70.88.96.0/20
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 4096
70.88.120.0/21
IRR InValid
Comcast Cable Communications, LLC 2048
70.88.166.0/23
IRR InValid
Comcast Cable Communications, LLC 512
70.89.6.0/23
IRR InValid
Comcast Cable Communications, LLC 512
70.90.32.0/20
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 4096
70.90.54.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 512
70.90.136.0/21
IRR InValid
Comcast Cable Communications, LLC 2048
70.91.120.0/21
IRR InValid
Comcast Cable Communications, LLC (CCCS) 2048
70.91.188.0/24
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 256
70.91.214.0/24
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 256
70.91.224.0/20
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 4096
71.27.128.0/19
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 8192
71.197.16.0/20
ROA Signed and Valid IRR Valid
Comcast Cable Communications, LLC 4096
71.227.0.0/17
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 32768
74.92.184.0/23
ROA Signed and Valid IRR Valid
Comcast Cable Communications, LLC 512
74.93.52.0/23
IRR Valid
Comcast Cable Communications, LLC 512
74.94.95.0/24
ROA Signed and Valid IRR Valid
Comcast Cable Communications, LLC 256
74.94.224.0/20
ROA Signed and Valid IRR Valid
Comcast Cable Communications, LLC 4096
75.144.64.0/19
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 8192
75.145.232.0/21
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 2048
75.147.228.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 512
75.147.240.0/20
IRR InValid
Comcast Cable Communications, LLC 4096
75.151.0.0/19
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 8192
76.20.128.0/18
IRR InValid
Comcast Cable Communications, Inc. 16384
76.96.16.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, Inc. 512
76.96.84.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, Inc. 512
76.112.0.0/16
IRR InValid
Comcast Cable Communications, Inc. 65536
76.122.128.0/18
IRR InValid
Comcast Cable Communications, Inc. 16384
76.139.128.0/17
IRR InValid
Comcast Cable Communications, LLC 32768
96.64.0.0/19
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 8192
96.66.0.0/18
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 16384
96.70.64.0/18
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 16384
96.75.32.0/19
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 8192
96.76.224.0/19
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 8192
96.78.224.0/19
IRR InValid
Comcast Cable Communications, LLC 8192
96.80.192.0/18
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 16384
96.85.96.0/19
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 8192
96.88.128.0/19
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 8192
96.91.68.0/22
IRR InValid
Comcast Cable Communications, LLC 1024
96.91.160.0/20
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 4096
96.92.32.0/19
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 8192
96.94.128.0/19
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 8192
96.96.20.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 512
96.96.74.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 512
96.96.110.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 512
96.96.216.0/22
IRR InValid
Comcast Cable Communications, LLC 1024
96.97.104.0/21
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 2048
96.108.20.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 512
96.109.42.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 512
96.109.84.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 512
96.109.146.0/23
IRR InValid
Comcast Cable Communications, LLC 512
96.110.18.0/24
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 256
96.110.94.0/24
IRR InValid
Comcast Cable Communications, LLC 256
96.110.96.0/24
IRR InValid
Comcast Cable Communications, LLC 256
96.110.112.0/23
IRR InValid
Comcast Cable Communications, LLC 512
96.110.172.0/22
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 1024
96.110.198.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 512
96.216.0.0/22
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 1024
96.216.72.0/23
IRR InValid
Comcast Cable Communications, LLC 512
96.216.134.0/23
IRR InValid
Comcast Cable Communications, LLC 512
107.0.213.0/24
IRR InValid
Comcast Cable Communications, LLC 256
107.4.0.0/17
ROA Signed and Valid IRR InValid
Comcast Cable Communications, Inc. 32768
107.5.0.0/16
IRR InValid
Comcast Cable Communications, Inc. 65536
157.240.130.0/24
IRR Valid
Facebook, Inc. 256
157.240.135.0/24
IRR Valid
Facebook, Inc. 256
162.17.128.0/19
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 8192
162.151.63.0/24
IRR InValid
Comcast Cable Communications, LLC 256
162.151.103.0/24
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 256
162.151.127.0/24
IRR InValid
Comcast Cable Communications, LLC 256
162.151.160.0/24
IRR InValid
Comcast Cable Communications, LLC 256
173.10.32.0/19
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 8192
173.13.0.0/19
IRR InValid
Comcast Cable Communications, LLC 8192
173.14.32.0/19
IRR InValid
Comcast Cable Communications, LLC 8192
173.15.224.0/19
IRR InValid
Comcast Cable Communications, LLC 8192
173.162.32.0/19
IRR InValid
Comcast Cable Communications, LLC 8192
173.167.0.0/19
IRR InValid
Comcast Cable Communications, LLC 8192
173.167.224.0/20
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 4096
174.162.0.0/17
IRR InValid
Comcast Cable Communications, LLC 32768
174.174.128.0/17
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 32768
192.88.105.0/24
CONTINENTAL AUTOMOTIVE SYSTEMS, INC 256
192.138.205.0/24
IRR InValid
Genessee District Library 256
198.0.96.0/19
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 8192
198.180.251.0/24
MSX International 256
198.199.172.0/24
IRR InValid
Grand Rapids Public Schools 256
206.201.156.0/24
IRR InValid
Genesee County 256
206.201.158.0/24
IRR InValid
Genesee County 256
CIDR Description IP NUMs(prefix /64)
2001:558:110::/44
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 1048576
2001:558:500e::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:558:6007::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:558:fe10::/47
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 131072
2001:559:44::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:f2::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:15c::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:1ef::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:248::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:254::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:25c::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:25d::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:261::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:270::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:318::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:330::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:33d::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:361::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:365::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:391::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:3ce::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:3d9::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:3fe::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:5a4::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:5c8::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:704::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:7e0::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:7e7::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:809e::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:80ac::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:815e::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:817a::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:817b::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:819d::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:81d4::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:82d7::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:82f7::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:83e5::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:8441::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:8473::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:847f::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:84c0::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:84db::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:84fb::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:8567::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:8577::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:85fa::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:85fb::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:860e::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:86b7::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:86cd::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:8709::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:8730::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:8752::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:8774::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:c150::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:c1a3::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:c1b4::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:c1b6::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:c1c0::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:c1cd::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:c1ce::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:c345::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:c3aa::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:c3c5::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:c3e2::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:c3eb::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:c45a::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:c48d::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:c500::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:c539::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:c568::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2601:400::/26
IRR InValid
Comcast Cable Communications, LLC 274877906944
2602:810:20c3::/48
Dynatrace 65536
2603:2400::/26
IRR InValid
Comcast Cable Communications, LLC 274877906944
2603:3015::/32
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 29,080,064 77,349,781,760 IPv4 IPv4 IPv6 IPv6
AS7922 COMCAST-7922 - Comcast Cable Communications, LLC, US United States 68,017,664 36,318,243,520,512 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS397288 MCREY - McNaughton-McKay Electric Company, US United States 1,024 0 IPv4 IPv4
AS19224 QSGIT - Quantum Services Group, LLC., US United States 8,448 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS19277 IMAGEMASTER-01 - ImageMaster LLC, US United States 256 0 IPv4 IPv4
AS26510 FTCH-HQ-ASN - Fishbeck, Thompson, Carr & Huber, Inc., US United States 256 0 IPv4 IPv4
AS36040 YOUTUBE - Google LLC, US United States 16,032 2,359,296 IPv4 IPv4
AS39987 KISD-ORG - Kent Intermediate School District, US United States 2,560 0 IPv4 IPv4
AS393663 ACUMENT - Acument Global Technologies, Inc., US United States 512 0 IPv4 IPv4
AS398856 WPP-DETROIT - Group M Worldwide, LLC, US United States 256 0 IPv4 IPv4
AS13325 STOMI - Michigan State Government, US United States 508,160 0 IPv4 IPv4
AS16758 RICOH USA - Ricoh USA, Inc., US United States 8,448 0 IPv4 IPv4
AS32285 HFCC - Henry Ford College, US United States 256 0 IPv4 IPv4
AS395234 ANESTHESIALLC - ANESTHESIA BUSINESS CONSULTANTS LLC, US United States 256 0 IPv4 IPv4
AS396911 DPLO-411SSFLT - Diplomat Pharmacy, Inc, US United States 256 0 IPv4 IPv4
AS11115 ONLINE-TECH-LLC - Otava, LLC, US United States 9,728 268,435,456 IPv4 IPv4 IPv6 IPv6
AS14257 EZ-NET - The Iserv Company, LLC, US United States 512 0 IPv4 IPv4
AS31923 THE-AUTO-CLUB-GROUP-ASN-1 - The Auto Club Group, US United States 9,728 0 IPv4 IPv4
AS62658 WYAN-AS - City of Wyandotte, US United States 13,056 0 IPv4 IPv4
AS393673 JDL-AS-1 - SiteOne Landscape Supply, US United States 256 0 IPv4 IPv4
AS63102 MESSA-AS - Michigan Education Special Services Association, US United States 65,536 0 IPv4 IPv4
AS395594 CONSUMERSENERGYCO-ASN - Consumers Energy Company, US United States 1,024 0 IPv4 IPv4
AS13683 AUTO-WARES-ASN - Auto-Wares Inc, US United States 256 0 IPv4 IPv4
AS23032 FCS-INDUSTRIES-01 - FCS Industries, US United States 256 0 IPv4 IPv4
AS33372 SPARTAN-AS - Spartan Stores Inc., US United States 4,096 0 IPv4 IPv4
AS40262 PANTONE-AS - Pantone Inc., US United States 1,024 0 IPv4 IPv4
AS46674 PUB-ASN - City of Grand Rapids, US United States 256 0 IPv4 IPv4
AS399293 HOLASN - Hollingsworth Logistics Group LLC, US United States 256 0 IPv4 IPv4
AS4208 THE-ISERV-COMPANY - The Iserv Company, LLC, US United States 33,280 0 IPv4 IPv4
AS33145 ASN-BETHANYBCS - Bethany Christian Services, US United States 256 0 IPv4 IPv4
AS62728 VGPE-ASN1 - VELOCITY, A MANAGED SERVICES COMPANY, US United States 26,880 0 IPv4 IPv4
AS397969 CL-ASN-01 - Cambium Learning, Inc., US United States 1,024 0 IPv4 IPv4
AS53352 HFHS-ASN - Henry Ford Health System, US United States 3,328 0 IPv4 IPv4
AS394446 NCATS - Newaygo County Regional Educational Service Agency, US United States 5,376 0 IPv4 IPv4
AS394573 GSFCS - GreenStone Farm Credit Services, US United States 256 0 IPv4 IPv4
AS395614 COL - City of Lansing, US United States 256 0 IPv4 IPv4
AS396332 S1-FLINT-DC - SITEONE LANDSCAPE SUPPLY, LLC, US United States 256 0 IPv4 IPv4
AS400315 COLD-HEADING - Cold Heading Company, US United States 256 0 IPv4 IPv4
AS17003 ZOETIS-INC - Zoetis Inc., US United States 4,096 0 IPv4 IPv4
AS54267 LAKE-TRUST-CREDIT-UNION-MULTIHOME-AS-0001 - Lake Trust Credit Union, US United States 256 0 IPv4 IPv4
AS13335 CLOUDFLARENET - Cloudflare, Inc., US United States 1,335,296 44,049,367,040 IPv6 IPv6
AS10915 CQL-AS - CQL Incorporated, US United States 1,024 0 IPv4 IPv4
AS36127 MCPS - Miller Canfield, US United States 256 65,536 IPv4 IPv4 IPv6 IPv6
AS54119 WHITESKY-COMMUNICATIONS-2 - WhiteSky Communications, LLC., US United States 18,432 0 IPv4 IPv4
AS393376 DYNAMICEDGE - Dynamic Edge, Inc., US United States 512 0 IPv4 IPv4
AS393941 PRIMARY-AS393941 - Flying Man Studio, LLC., US United States 512 262,144 IPv4 IPv4 IPv6 IPv6
AS396224 NSF-INTERNATIONAL - NSF International, US United States 512 0 IPv4 IPv4
AS394004 HURLEY-MEDICAL-ASN - Hurley Medical Center, US United States 256 0 IPv4 IPv4
AS395779 ARMINTL - ARMSTRONG INTERNATIONAL INC, US United States 256 0 IPv4 IPv4
AS394890 DEW-AS - Dewpoint Inc, US United States 256 0 IPv4 IPv4
AS15099 MONROE-COUNTY-MI-PUBLIC-ASN - County of Monroe, US United States 256 0 IPv4 IPv4
AS16939 CARETECH-SOLUTIONS - CARETECH SOLUTIONS INC, US United States 2,048 0 IPv4 IPv4
AS21970 PCESYSTEMS - PCE Systems, US United States 512 0 IPv4 IPv4
AS62611 CEC-AS-NB-4080 - Cutting Edge Computers, INC., US United States 1,536 4,295,032,832 IPv4 IPv4
AS401285 MICHIGANVIRTUAL - MICHIGAN VIRTUAL, US United States 256 0 IPv4 IPv4
AS10351 ENERT - Enertron L.L.C., US United States 1,024 0 IPv4 IPv4
AS14010 JACKHENRY - Jack Henry & Associates, Inc., US United States 19,200 0 IPv4 IPv4
AS19880 REALCOMPII - REALCOMP II LTD., US United States 1,536 0 IPv4 IPv4
AS19936 GORDONFOODS - Gordon Food Service, US United States 2,560 0 IPv4 IPv4
AS14842 BAUD-AS01 - Baudville, Inc., US United States 256 0 IPv4 IPv4
AS18727 DNPS - Detroit Newspapers, US United States 256 0 IPv4 IPv4
AS19031 WESCO - CU*Answers, Inc., US United States 2,816 0 IPv4 IPv4
AS32477 ONLINE-TECH-LLC2 - Otava, LLC, US United States 9,216 268,435,456 IPv4 IPv4 IPv6 IPv6
AS393256 DTE-ASN - DTE Energy Company, US United States 34,304 262,144 IPv4 IPv4 IPv6 IPv6
AS393499 ONLINE-TECH-LLC3 - Otava, LLC, US United States 1,024 0 IPv4 IPv4
AS12088 NABANCARD - North American Bancard, LLC, US United States 256 0 IPv4 IPv4
AS54946 MH105-METRO-HEALTH-HOSPITAL - Metro Health, US United States 256 0 IPv4 IPv4
AS26463 MISD-NET - Macomb Intermediate School District, US United States 32,768 0 IPv4 IPv4
AS54840 UWM - United Wholesale Mortgage, LLC, US United States 1,536 0 IPv4 IPv4
AS397367 CRANBROOK-01 - Cranbrook Educational Community, US United States 1,536 0 IPv4 IPv4
AS397871 COD-PUBLIC-148 - City Of Detroit, US United States 256 0 IPv4 IPv4
ASNumber:       33668
ASName:         CMCS
ASHandle:       AS33668
RegDate:        2005-02-16
Updated:        2021-01-25    
Ref:            https://rdap.arin.net/registry/autnum/33668



OrgName:        Comcast Cable Communications, LLC
OrgId:          CCCS
Address:        1800 Bishops Gate Blvd
City:           Mt Laurel
StateProv:      NJ
PostalCode:     08054
Country:        US
RegDate:        2001-09-18
Updated:        2020-11-18
Ref:            https://rdap.arin.net/registry/entity/CCCS


OrgAbuseHandle: NAPO-ARIN
OrgAbuseName:   Network Abuse and Policy Observance
OrgAbusePhone:  +1-888-565-4329 
OrgAbuseEmail:  abuse@comcast.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NAPO-ARIN

OrgRoutingHandle: ROUTI25-ARIN
OrgRoutingName:   Routing
OrgRoutingPhone:  +1-856-792-2300 
OrgRoutingEmail:  routing@comcast.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/ROUTI25-ARIN

OrgTechHandle: IC161-ARIN
OrgTechName:   Comcast Cable Communications Inc
OrgTechPhone:  +1-856-792-2300 
OrgTechEmail:  CNIPEO-Ip-registration@cable.comcast.com
OrgTechRef:    https://rdap.arin.net/registry/entity/IC161-ARIN