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

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

arin

RegDate

2024-11-22

Updated

2026-06-05

AS6431 Looking Glass
IPv4Prefixes

15

IPv6Prefixes

6

IPv4 NUMs

200,192

IPv6 NUMs(/64)

8,388,608

CIDR Description IP Num
12.106.32.0/23
IRR InValid
ATT SERVICES INC. 512
12.106.34.0/24
IRR InValid
ATT SERVICES INC. 256
12.106.35.0/24
IRR InValid
ATT SERVICES INC. 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
135.205.0.0/17
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
135.207.0.0/17
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
204.178.8.0/21
IRR InValid
AT&T Laboratories 2048
207.76.218.0/24
IRR InValid
Verizon Business 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 96,430,080 2,310,693,060,608 IPv4 IPv4 IPv6 IPv6

Whois Record

ASNumber 6431

ASNumber
6431
ASName
ATT-RESEARCH
ASHandle
RegDate
1996-04-12
Updated
2025-03-18
Ref
https://rdap.arin.net/registry/autnum/6431

OrgID AEL-360

OrgID
AEL-360
OrgName
AT&T Enterprises, LLC
CanAllocate
Street
208 S. Akard St.
City
Dallas
State/Prov
TX
Country
US
PostalCode
75202
RegDate
2024-11-22
Updated
2026-06-05
OrgAdminHandle
ZS44-ARIN
OrgTechHandle
ICC-ARIN
ZS44-ARIN
OrgAbuseHandle
ABUSE7-ARIN
Source
ARIN
 
OrgRoutingHandle ROUTI59-ARIN

OrgAbuseHandleHandle ABUSE7-ARIN

OrgAbuseHandleHandle
ABUSE7-ARIN
OrgAbuseHandleName
abuse,
OrgAbuseHandlePhone
+1-919-319-8167
OrgAbuseHandleEmail
OrgAbuseHandleRef
https://rdap.arin.net/registry/entity/ABUSE7-ARIN

OrgRoutingHandleHandle ROUTI59-ARIN

OrgRoutingHandleHandle
ROUTI59-ARIN
OrgRoutingHandleName
Routing POC,
OrgRoutingHandlePhone
+1-999-999-9999
OrgRoutingHandleEmail
OrgRoutingHandleRef
https://rdap.arin.net/registry/entity/ROUTI59-ARIN

OrgAdminHandleHandle ZS44-ARIN

OrgAdminHandleHandle
ZS44-ARIN
OrgAdminHandleName
IPAdmin-ATT Internet Services,
OrgAdminHandlePhone
+1-888-510-5545
OrgAdminHandleEmail
OrgAdminHandleRef
https://rdap.arin.net/registry/entity/ZS44-ARIN

OrgTechHandleHandle ICC-ARIN

OrgTechHandleHandle
ICC-ARIN
OrgTechHandleName
IP Team,
OrgTechHandlePhone
+1-888-876-2382
OrgTechHandleEmail
OrgTechHandleRef
https://rdap.arin.net/registry/entity/ICC-ARIN

OrgTechHandleHandle ZS44-ARIN

OrgTechHandleHandle
ZS44-ARIN
OrgTechHandleName
IPAdmin-ATT Internet Services,
OrgTechHandlePhone
+1-888-510-5545
OrgTechHandleEmail
OrgTechHandleRef
https://rdap.arin.net/registry/entity/ZS44-ARIN
 

ASNumber:       6431
ASName:         ATT-RESEARCH
ASHandle:       AS6431
RegDate:        1996-04-12
Updated:        2025-03-18
Ref:            https://rdap.arin.net/registry/autnum/6431

OrgID:          AEL-360
OrgName:        AT&T Enterprises, LLC
CanAllocate:    
Street:         208 S. Akard St.
City:           Dallas
State/Prov:     TX
Country:        US
PostalCode:     75202
RegDate:        2024-11-22
Updated:        2026-06-05
OrgAdminHandle  ZS44-ARIN
OrgTechHandle   ICC-ARIN
OrgTechHandle   ZS44-ARIN
OrgAbuseHandle  ABUSE7-ARIN
OrgRoutingHandle ROUTI59-ARIN
Source:         ARIN

OrgAbuseHandleHandle:  ABUSE7-ARIN
OrgAbuseHandleName:    abuse, 
OrgAbuseHandlePhone:   +1-919-319-8167
OrgAbuseHandleEmail:   [email protected]
OrgAbuseHandleRef:     https://rdap.arin.net/registry/entity/ABUSE7-ARIN

OrgRoutingHandleHandle:  ROUTI59-ARIN
OrgRoutingHandleName:    Routing POC, 
OrgRoutingHandlePhone:   +1-999-999-9999
OrgRoutingHandleEmail:   [email protected]
OrgRoutingHandleRef:     https://rdap.arin.net/registry/entity/ROUTI59-ARIN

OrgAdminHandleHandle:  ZS44-ARIN
OrgAdminHandleName:    IPAdmin-ATT Internet Services, 
OrgAdminHandlePhone:   +1-888-510-5545
OrgAdminHandleEmail:   [email protected]
OrgAdminHandleRef:     https://rdap.arin.net/registry/entity/ZS44-ARIN

OrgTechHandleHandle:  ICC-ARIN
OrgTechHandleName:    IP Team, 
OrgTechHandlePhone:   +1-888-876-2382
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/ICC-ARIN

OrgTechHandleHandle:  ZS44-ARIN
OrgTechHandleName:    IPAdmin-ATT Internet Services, 
OrgTechHandlePhone:   +1-888-510-5545
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/ZS44-ARIN