AS6431 - ATT-RESEARCH - AT&T Enterprises, LLC, US

United States
AS Number
AS6431
AS Name
ATT-RESEARCH
Org Name
AT&T Enterprises, LLC
Country
United States
Registry

arin

RegDate

2024-11-22

Updated

2025-03-21

AS6431 Looking Glass
IPv4Prefixes

19

IPv6Prefixes

6

IPv4 NUMs

202,240

IPv6 NUMs(/64)

8,388,608

202,240 IPv4 Addresses
CIDR Description IP Num
12.106.32.0/23 ATT SERVICES INC. (C10254301) 512
12.106.34.0/24 ATT SERVICES INC. (C10254301) 256
12.106.35.0/24 ATT SERVICES INC. (C10254301) 256
135.197.0.0/24 AT&T LABS 256
135.197.0.0/17 AT&T LABS 32768
135.197.0.0/16 AT&T LABS 65536
135.197.128.0/17 AT&T LABS 32768
135.205.0.0/24 AT&T Services, Inc. 256
135.205.0.0/17 AT&T Services, Inc. 32768
135.205.0.0/16 AT&T Services, Inc. 65536
135.205.128.0/17 AT&T Services, Inc. 32768
135.207.0.0/24 AT&T Services, Inc. 256
135.207.0.0/17 AT&T Services, Inc. 32768
135.207.0.0/16 AT&T Services, Inc. 65536
135.207.128.0/17 AT&T Services, Inc. 32768
192.20.225.0/24 AT&T Enterprises, LLC 256
204.178.0.0/21 AT&T Laboratories 2048
204.178.8.0/21 AT&T Laboratories 2048
207.140.168.0/24 ATT SERVICES INC. (C10254302) 256
CIDR Description IP NUMs(prefix /64)
2620:0:f00::/41 AT&T Enterprises, LLC 8388608
2620:0:f01::/48 AT&T Enterprises, LLC 65536
2620:0:f40::/44 AT&T Enterprises, LLC 1048576
2620:0:f50::/44 AT&T Enterprises, LLC 1048576
2620:0:f60::/44 AT&T Enterprises, LLC 1048576
2620:0:f70::/44 AT&T Enterprises, LLC 1048576
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS7018 ATT-INTERNET4 - AT&T Enterprises, LLC, US United States 93,810,688 2,741,851,979,776 IPv4 IPv4 IPv6 IPv6 
ASNumber:       6431
ASName:         ATT-RESEARCH
ASHandle:       AS6431
RegDate:        1996-04-12
Updated:        2025-03-18    
Ref:            https://rdap.arin.net/registry/autnum/6431



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: ZS44-ARIN
OrgTechName:   IPAdmin-ATT Internet Services
OrgTechPhone:  +1-888-510-5545 
OrgTechEmail:  ipadmin@att.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ZS44-ARIN

OrgTechHandle: ICC-ARIN
OrgTechName:   IP Team
OrgTechPhone:  +1-888-876-2382 
OrgTechEmail:  rm-ipspecialist@att.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ICC-ARIN

OrgRoutingHandle: ROUTI59-ARIN
OrgRoutingName:   Routing POC
OrgRoutingPhone:  +1-999-999-9999 
OrgRoutingEmail:  routing@cbbtier3.att.net
OrgRoutingRef:    https://rdap.arin.net/registry/entity/ROUTI59-ARIN

OrgAbuseHandle: ABUSE7-ARIN
OrgAbuseName:   abuse
OrgAbusePhone:  +1-919-319-8167 
OrgAbuseEmail:  abuse@att.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE7-ARIN