AS17224 - ATT-CERFNET-BLOCK - AT&T Enterprises, LLC, US

United States
AS Number
AS0
AS Name
ATT-CERFNET-BLOCK
Org Name
AT&T Enterprises, LLC
Country
United States
Registry

arin

RegDate

2024-11-22

Updated

2025-03-21

AS17224 Looking Glass
IPv4Prefixes

88

IPv6Prefixes

1

IPv4 NUMs

32,000

IPv6 NUMs(/64)

65,536

32,000 IPv4 Addresses
CIDR Description IP Num
12.102.193.0/24 AT&T Services, Inc. 256
12.102.194.0/24 AT&T Services, Inc. 256
12.102.196.0/24 AT&T Services, Inc. 256
12.102.197.0/24 AT&T Services, Inc. 256
12.102.198.0/24 AT&T Services, Inc. 256
12.102.199.0/24 AT&T Services, Inc. 256
12.102.201.0/24 AT&T Services, Inc. 256
12.102.202.0/24 AT&T Services, Inc. 256
12.102.203.0/24 AT&T Services, Inc. 256
12.102.207.0/24 AT&T Services, Inc. 256
12.102.208.0/24 AT&T Services, Inc. 256
12.102.209.0/24 AT&T Services, Inc. 256
12.102.210.0/24 AT&T Services, Inc. 256
12.102.211.0/24 AT&T Services, Inc. 256
12.120.196.0/24 AT&T Worldnet Services (C00716213) 256
12.120.197.0/24 AT&T Worldnet Services (C00716213) 256
12.120.198.0/24 AT&T Worldnet Services (C00716213) 256
12.120.199.0/24 AT&T Worldnet Services (C00716213) 256
12.120.200.0/24 AT&T Worldnet Services (C00716213) 256
12.120.201.0/24 AT&T Worldnet Services (C00716213) 256
12.120.202.0/24 AT&T Worldnet Services (C00716213) 256
12.120.203.0/24 AT&T Worldnet Services (C00716213) 256
12.120.204.0/24 AT&T Worldnet Services (C00716213) 256
12.120.205.0/24 AT&T Worldnet Services (C00716213) 256
12.120.206.0/24 AT&T Worldnet Services (C00716213) 256
12.120.207.0/24 AT&T Worldnet Services (C00716213) 256
12.120.208.0/24 AT&T Worldnet Services (C00716213) 256
12.120.209.0/24 AT&T Worldnet Services (C00716213) 256
12.120.210.0/24 AT&T Worldnet Services (C00716213) 256
12.120.211.0/24 AT&T Worldnet Services (C00716213) 256
12.120.212.0/24 AT&T Worldnet Services (C00716213) 256
12.120.213.0/24 AT&T Worldnet Services (C00716213) 256
12.120.214.0/24 AT&T Worldnet Services (C00716213) 256
12.120.215.0/24 AT&T Worldnet Services (C00716213) 256
12.121.96.0/24 AT&T Worldnet Services (C00716224) 256
12.121.97.0/24 AT&T Worldnet Services (C00716224) 256
12.121.98.0/24 AT&T Worldnet Services (C00716224) 256
12.121.99.0/24 AT&T Worldnet Services (C00716224) 256
12.121.100.0/24 AT&T Worldnet Services (C00716224) 256
12.121.102.0/24 AT&T Worldnet Services (C00716224) 256
12.121.104.0/24 AT&T Worldnet Services (C00716224) 256
12.121.106.0/24 AT&T Worldnet Services (C00716224) 256
12.176.165.0/24 ATT LABS AISMIDDLETOWN 256
12.176.181.0/24 ATT LABS AISMIDDLETOWN 256
12.193.109.0/24 ATT LABS AISMIDDLETOWN 256
12.193.111.0/24 ATT LABS AISMIDDLETOWN 256
12.193.113.0/24 CONSUMER VOIP 256
12.255.144.0/24 CFWN Pool-MP5L10S (C02398038) 256
12.255.145.0/24 CFWN Pool-MP5L10S (C02398038) 256
12.255.146.0/24 CFWN Pool-MP5L10S (C02398038) 256
12.255.147.0/24 CFWN Pool-MP5L10S (C02398038) 256
12.255.148.0/24 CFWN Pool-MP5L10S (C02398038) 256
12.255.149.0/24 CFWN Pool-MP5L10S (C02398038) 256
12.255.150.0/24 CFWN Pool-MP5L10S (C02398038) 256
12.255.151.0/24 CFWN Pool-MP5L10S (C02398038) 256
12.255.152.0/24 CFWN Pool-MP5L10S (C02398038) 256
12.255.153.0/24 CFWN Pool-MP5L10S (C02398038) 256
12.255.154.0/24 CFWN Pool-MP5L10S (C02398038) 256
12.255.156.0/24 CFWN Pool-MP5L10S (C02398038) 256
12.255.157.0/24 CFWN Pool-MP5L10S (C02398038) 256
12.255.158.0/24 CFWN Pool-MP5L10S (C02398038) 256
12.255.159.0/24 CFWN Pool-MP5L10S (C02398038) 256
12.255.160.0/24 CFWN Pool-MP5L11AS (C02398039) 256
12.255.161.0/24 CFWN Pool-MP5L11AS (C02398039) 256
12.255.162.0/24 CFWN Pool-MP5L11AS (C02398039) 256
12.255.163.0/24 CFWN Pool-MP5L11AS (C02398039) 256
12.255.164.0/24 CFWN Pool-MP5L11AS (C02398039) 256
12.255.165.0/24 CFWN Pool-MP5L11AS (C02398039) 256
12.255.166.0/24 CFWN Pool-MP5L11AS (C02398039) 256
12.255.167.0/24 CFWN Pool-MP5L11AS (C02398039) 256
12.255.168.0/24 CFWN Pool-MP5L11BS (C02398040) 256
12.255.169.0/24 CFWN Pool-MP5L11BS (C02398040) 256
12.255.170.0/24 CFWN Pool-MP5L11BS (C02398040) 256
12.255.172.0/24 CFWN Pool-MP5L11BS (C02398040) 256
12.255.173.0/24 CFWN Pool-MP5L11BS (C02398040) 256
12.255.174.0/24 CFWN Pool-MP5L11BS (C02398040) 256
12.255.175.0/24 CFWN Pool-MP5L11BS (C02398040) 256
12.255.183.0/24 CFWN Pool-MP5L12S (C02398041) 256
32.40.224.0/20 AT&T Enterprises, LLC 4096
32.40.234.0/24 AT&T Enterprises, LLC 256
32.67.0.0/21 AT&T Enterprises, LLC 2048
32.67.8.0/23 AT&T Enterprises, LLC 512
32.67.10.0/24 AT&T Enterprises, LLC 256
32.67.15.0/24 AT&T Enterprises, LLC 256
32.67.16.0/20 AT&T Enterprises, LLC 4096
32.67.37.0/24 AT&T Enterprises, LLC 256
32.67.39.0/24 AT&T Enterprises, LLC 256
32.67.40.0/24 AT&T Enterprises, LLC 256
CIDR Description IP NUMs(prefix /64)
2606:ae04:8020::/48 ROOT Root inet6num object 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS5730 WORLDNET3 - AT&T Enterprises, LLC, US United States 0 0 IPv4 IPv4 IPv6 IPv6 
ASNumber:       17224 - 17233
ASName:         ATT-CERFNET-BLOCK
ASHandle:       AS17224
RegDate:        2000-08-09
Updated:        2025-03-19    
Ref:            https://rdap.arin.net/registry/autnum/17224



OrgName:        AT&T Enterprises, LLC
OrgId:          AEL-360
Address:        208 S. Akard St.
City:           Dallas
StateProv:      TX
PostalCode:     75202
Country:        US
RegDate:        2024-11-22
Updated:        2025-03-21
Ref:            https://rdap.arin.net/registry/entity/AEL-360


OrgTechHandle: ICC-ARIN
OrgTechName:   IP Team
OrgTechPhone:  +1-888-876-2382 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/ICC-ARIN

OrgTechHandle: ZS44-ARIN
OrgTechName:   IPAdmin-ATT Internet Services
OrgTechPhone:  +1-888-510-5545 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/ZS44-ARIN

OrgAbuseHandle: ABUSE7-ARIN
OrgAbuseName:   abuse
OrgAbusePhone:  +1-919-319-8167 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE7-ARIN

OrgRoutingHandle: ROUTI59-ARIN
OrgRoutingName:   Routing POC
OrgRoutingPhone:  +1-999-999-9999 
OrgRoutingEmail:  [email protected]
OrgRoutingRef:    https://rdap.arin.net/registry/entity/ROUTI59-ARIN