AS Number
AS33655
AS Name
CMCS
Org Name
Comcast Cable Communications, LLC
Country / Region
United States
Registry

arin

RegDate

2001-09-18

Updated

2020-11-18

AS33655 Looking Glass
IPv4Prefixes

45

IPv6Prefixes

12

IPv4 NUMs

170,496

IPv6 NUMs(/64)

554,052,354,048

170,496 IPv4 Addresses
CIDR Description IP Num
23.25.184.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 512
24.2.0.0/19
IRR InValid
Comcast Cable Communications, Inc. (C01534790) 8192
50.76.150.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 512
50.194.208.0/22
IRR InValid
Comcast Cable Communications, LLC 1024
50.214.92.0/23
IRR InValid
Comcast Cable Communications, LLC 512
50.240.64.0/22
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 1024
50.245.92.0/22
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 1024
50.252.188.0/22
IRR InValid
Comcast Cable Communications, LLC 1024
64.139.80.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 512
64.139.93.0/24
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 256
66.208.220.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 512
66.208.222.0/24
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 256
67.162.176.0/20
IRR InValid
Comcast Cable Communications, Inc. (C01534660) 4096
68.87.234.0/24
ROA Signed and Valid IRR InValid
Comcast Cable Communications, Inc. (C01520063) 256
69.242.128.0/18
ROA Signed and Valid IRR InValid
Comcast Cable Communications, Inc (C00926337) 16384
69.243.240.0/20
IRR InValid
Comcast Cable Communications, Inc. (C01336525) 4096
69.247.160.0/20
ROA Signed and Valid IRR InValid
Comcast Cable Communications, Inc. (C01135026) 4096
69.247.192.0/19
IRR InValid
Comcast Cable Communications, Inc. (C01336527) 8192
69.252.22.0/24
IRR InValid
Comcast Cable Communications, Inc. (C01520264) 256
69.254.224.0/19
ROA Signed and Valid IRR InValid
Comcast Cable Communications, Inc. (C01336541) 8192
70.88.80.0/23
IRR InValid
Comcast Cable Communications, LLC 512
70.88.84.0/24
IRR InValid
Comcast Cable Communications, LLC 256
70.91.182.0/24
IRR InValid
Comcast Cable Communications, LLC 256
71.199.64.0/20
IRR InValid
Comcast Cable Communications, LLC 4096
73.3.0.0/18
ROA Signed and Valid IRR InValid
Comcast IP Services, L.L.C. 16384
73.48.0.0/18
IRR InValid
Comcast IP Services, L.L.C. 16384
73.67.0.0/18
IRR InValid
Comcast IP Services, L.L.C. 16384
73.185.192.0/18
IRR InValid
Comcast IP Services, L.L.C. 16384
73.217.192.0/18
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 16384
74.93.167.0/24
IRR InValid
Comcast Cable Communications, LLC 256
74.95.110.0/24
IRR InValid
Comcast Cable Communications, LLC 256
75.146.133.0/24
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 256
75.151.74.0/24
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 256
96.70.26.0/23
IRR InValid
Comcast Cable Communications, LLC 512
96.73.42.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 512
96.75.6.0/23
IRR InValid
Comcast Cable Communications, LLC 512
96.79.140.0/24
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 256
96.79.141.0/24
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 256
96.82.18.0/23
IRR InValid
Comcast Cable Communications, LLC 512
96.94.164.0/22
IRR InValid
Comcast Cable Communications, LLC 1024
96.97.173.0/24
IRR InValid
Comcast Cable Communications, LLC (C07710916) 256
96.108.160.0/24
IRR InValid
Comcast Cable Communications, LLC 256
173.10.8.0/23
IRR InValid
Comcast Cable Communications, LLC 512
173.14.198.0/23
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 512
174.58.128.0/18
ROA Signed and Valid IRR InValid
Comcast Cable Communications, Inc. (C02355312) 16384
CIDR Description IP NUMs(prefix /64)
2001:558:c0::/44
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 1048576
2001:558:fe20::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:13f::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:4d8::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:518::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:83ff::/48
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:8689::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:c3f7::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2001:559:c4ec::/48
IRR InValid
Comcast Cable Communications, LLC 65536
2601:300::/26
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 274877906944
2603:2300::/26
ROA Signed and Valid IRR InValid
Comcast Cable Communications, LLC 274877906944
2603:300e::/32
IRR InValid
Comcast Cable Communications, LLC 4294967296
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS7922 COMCAST-7922 - Comcast Cable Communications, LLC, US United States 70,213,376 36,318,243,520,512 IPv4 IPv4 IPv6 IPv6
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS11609 ELAVON, US United States 6,656 0 IPv4 IPv4
AS22881 USBANCORP-2 - U.S. BANCORP, US United States 4,096 0 IPv4 IPv4
AS31871 GRACELANDUNIVERSITY - Graceland University, US United States 4,096 0 IPv4 IPv4
IP Address Domain NUMs Domains
23.25.184.9 1 remote.communitymortgagekc.com
23.25.184.221 1 mail.speakschapel.com
23.25.184.238 1 remote.bencerra.com
23.25.185.113 2 mail.ggisource.com
23.25.185.121 1 ra.trumanhabitat.org
23.25.185.148 1 mail.fullcart.com
23.25.185.157 1 mail.ceahrealtors.com
23.25.185.209 3 autodiscover.customengr.com
ASNumber:       33655
ASName:         CMCS
ASHandle:       AS33655
RegDate:        2005-02-16
Updated:        2021-01-25    
Ref:            https://rdap.arin.net/registry/autnum/33655



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


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

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

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