AS Name Org Name IPv4Prefixes IPv6Prefixes IPv4 NUMs IPv6 NUMs(/64) Registry Region Looking Glass
ATT-CERFNET-BLOCK AT&T Enhanced Network Services 41 0 46,080 0 United States
46,080 IPv4 Addresses
CIDR Description IP Num
12.64.160.0/24 AT&T Global Services (C00690187) 256
12.64.161.0/24 AT&T Global Services (C00690187) 256
12.64.162.0/24 AT&T Global Services (C00690187) 256
12.64.163.0/24 AT&T Global Services (C00690187) 256
12.64.164.0/24 AT&T Global Services (C00690187) 256
12.64.165.0/24 AT&T Global Services (C00690187) 256
12.64.168.0/24 AT&T Global Services (C00690187) 256
12.64.169.0/24 AT&T Global Services (C00690187) 256
12.64.170.0/24 AT&T Global Services (C00690187) 256
12.64.171.0/24 AT&T Global Services (C00690187) 256
12.64.172.0/24 AT&T Global Services (C00690187) 256
12.64.173.0/24 AT&T Global Services (C00690187) 256
12.67.0.0/24 AT&T Global Services (C00688289) 256
12.67.13.0/24 AT&T Global Services (C00688289) 256
12.108.216.0/24 FIRST NATIONAL TECHNOLOGY SOLUTIONS 256
12.109.80.0/23 FIRST NATIONAL TECHNOLOGY SOLUTIONS 512
12.109.82.0/23 FIRST NATIONAL TECHNOLOGY SOLUTIONS 512
32.101.209.0/24 CTUS-pool INT-LIGT (C02239646) 256
32.228.96.0/24 CTUS-RASpool CSPR8-NW44A (C02239359) 256
32.228.97.0/24 CTUS-RASpool CSPR8-NW44A (C02239359) 256
32.228.98.0/24 CTUS-RASpool CSPR8-NW44A (C02239359) 256
32.228.99.0/24 CTUS-RASpool CSPR8-NW44A (C02239359) 256
32.228.100.0/24 CTUS-RASpool CSPR8-NW44A (C02239359) 256
32.228.101.0/24 CTUS-RASpool CSPR8-NW44A (C02239359) 256
32.228.102.0/24 CTUS-RASpool CSPR8-NW44A (C02239359) 256
32.228.103.0/24 CTUS-RASpool CSPR8-NW44A (C02239359) 256
63.240.128.0/18 CERFnet 16384
63.240.152.0/24 Snap-on Incorporated (C01306716) 256
77.74.158.0/23 Exide Technologies SAS 512
77.74.159.0/24 Exide Technologies SAS 256
134.24.164.0/24 CERFnet 256
134.24.224.0/22 CERFnet 1024
168.135.4.0/23 Deluxe Corporation 512
194.105.116.0/23 Smiths Group plc 512
194.105.118.0/23 Smiths Group plc 512
199.105.128.0/21 CERFnet 2048
199.108.48.0/20 CERFnet customer - Los Angeles Public Library 4096
206.16.70.0/23 CERFnet 512
206.18.96.0/19 Richardson Electronics (C00852623) 8192
206.18.144.0/20 US Courts SID-18050 (C02461833) 4096
209.251.237.0/24 Hitachi Consulting Corporation 256
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS7018 ATT-INTERNET4 - AT&T Services, Inc., US United States 83,806,976 2,328,426,577,920 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS29954 JLL-AM-CHI - Jones Lang LaSalle, Inc., US United States 6,656 0 IPv4 IPv4
AS46204 MWE - McDermott, Will, and Emery, US United States 256 0 IPv4 IPv4
AS63323 CAPTIONCALL, US United States 512 0 IPv4 IPv4
AS395699 ULINECOM - Uline, US United States 256 0 IPv4 IPv4
AS20479 TCF-ASN-TCF - TCF Financial Corporation, US United States 512 0 IPv4 IPv4
AS4465 EASYLINK1 - AT&T Services, Inc., US United States 512 0 IPv4 IPv4
AS30573 OLDSECONDBANCORP - Old Second Bancorp, US United States 256 0 IPv4 IPv4
AS33155 ATS-NET - ADVANCED TECHNOLOGY SERVICES INC., US United States 1,536 0 IPv4 IPv4
AS54503 REDBOX - Redbox Automated Retail, LLC, US United States 3,584 0 IPv4 IPv4
AS3660 BPC-ASN - Berry Global Inc, US United States 256 65,536 IPv4 IPv4 IPv6 IPv6
IP Address Domain NUMs Domains
12.108.216.218 3 shesmakingmesellit.com
12.108.216.219 2 sportsmedicinecenter.com
12.108.216.230 2 attendeexp.com
ASNumber:       17224 - 17233
ASName:         ATT-CERFNET-BLOCK
ASHandle:       AS17224
RegDate:        2000-08-08
Updated:        2000-08-09    
Ref:            https://rdap.arin.net/registry/autnum/17224


OrgName:        AT&T Enhanced Network Services
OrgId:          AENS-1
Address:        P.O. Box 919014
City:           San Diego
StateProv:      CA
PostalCode:     92191
Country:        US
RegDate:        2000-08-08
Updated:        2012-10-10
Ref:            https://rdap.arin.net/registry/entity/AENS-1


OrgAbuseHandle: CERF-HM-ARIN
OrgAbuseName:   ATand T Enhanced Network Services
OrgAbusePhone:  +1-858-812-5000 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CERF-HM-ARIN

OrgTechHandle: CERF-HM-ARIN
OrgTechName:   ATand T Enhanced Network Services
OrgTechPhone:  +1-858-812-5000 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/CERF-HM-ARIN

RTechHandle: CERF-HM-ARIN
RTechName:   ATand T Enhanced Network Services
RTechPhone:  +1-858-812-5000 
RTechEmail:  [email protected]
RTechRef:    https://rdap.arin.net/registry/entity/CERF-HM-ARIN