AT&T Enterprises, LLC
AS6431 is AT&T Enterprises, LLC (att.com). It announces 200,192 IPv4 addresses in 15 prefixes, and 6 IPv6 prefixes.
United States· ARIN· allocated 1996-04-12· isp
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- United States200,192 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- ATT-RESEARCH
- name
- AT&T Enterprises, LLC
- org
- AEL-360
- org name
- AT&T Enterprises, LLC
- org address
- 208 S. Akard St., Dallas, TX, 75202
- org city
- Dallas
- org country
- US
- country
- US
- source
- arin
- created
- 1996-04-12
- updated
- 2025-03-18
- abuse name
- abuse
- abuse email
- abuse@att.net
- abuse phone
- +1-919-319-8167
- abuse kind
- role
- abuse city
- Plano
- abuse country
- US
- admin name
- IPAdmin-ATT Internet Services
- admin email
- ipadmin@att.com
- admin phone
- +1-888-510-5545
- admin kind
- role
- admin city
- Dallas
- admin country
- US
- tech name
- IP Team
- tech email
- rm-ipspecialist@att.com
- tech phone
- +1-888-876-2382
- tech kind
- role
- tech city
- MIDDLETOWN
- tech country
- US
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- Carrier IP200,192AT&T, Verizon100.00%
- None here
- 0.00%
- None here
- 0.00%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 12.106.32.0/23 | United States | not found | 17 | 2026-10-02 |
| 12.106.34.0/24 | United States | not found | 17 | 2026-10-02 |
| 12.106.35.0/24 | United States | not found | 17 | 2026-10-02 |
| 135.197.0.0/16 | United States | not found | 17 | 2026-10-02 |
| 135.197.0.0/17 | United States | not found | 17 | 2026-10-02 |
| 135.197.128.0/17 | United States | not found | 17 | 2026-10-02 |
| 135.205.0.0/16 | United States | not found | 17 | 2026-10-02 |
| 135.205.0.0/17 | United States | not found | 17 | 2026-10-02 |
| 135.205.128.0/17 | United States | not found | 17 | 2026-10-02 |
| 135.207.0.0/16 | United States | not found | 17 | 2026-10-02 |
| 135.207.0.0/17 | United States | not found | 17 | 2026-10-02 |
| 135.207.128.0/17 | United States | not found | 17 | 2026-10-02 |
| 192.20.225.0/24 | United States | not found | 17 | 2026-10-02 |
| 204.178.8.0/21 | United States | not found | 17 | 2026-10-02 |
| 207.76.218.0/24 | United States | not found | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2620:0:f00::/41 | United States | not found | 20 | 2026-10-02 |
| 2620:0:f01::/48 | United States | not found | 20 | 2026-10-02 |
| 2620:0:f40::/44 | United States | not found | 20 | 2026-10-02 |
| 2620:0:f50::/44 | United States | not found | 20 | 2026-10-02 |
| 2620:0:f60::/44 | United States | not found | 20 | 2026-10-02 |
| 2620:0:f70::/44 | United States | not found | 20 | 2026-10-02 |
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