AS3423 ATTIS-ASN3423 - AT&T Enterprises, LLC
🇺🇸ARINassigned
Announced Prefixes (BGP)
13total
11 IPv42 IPv6
IPv4 Addresses
Allocated (RIR)0
Announced (BGP)3,328
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)7.9×10²⁸
Announced Prefixes
(BGP)13|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | - | 2026-10-10 | |
| No ROA | - | 2026-10-10 | |
| No ROA | - | 2026-10-10 | |
| No ROA | - | 2026-10-10 | |
| No ROA | - | 2026-10-10 | |
| No ROA | - | 2026-10-10 | |
| No ROA | - | 2026-10-10 | |
| No ROA | - | 2026-10-10 | |
| No ROA | - | 2026-10-10 | |
| No ROA | - | 2026-10-10 |
1-10 of 13
1 / 2
All 13 announced prefixes of AS3423 →
BGP Neighbours
(seen in AS paths)Transfer History
Registry transfers of AS3423 between organisations.
- AS3423M&A ·
- AS3423M&A ·
ASPA
No ASPA
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- ASPA explainedWhy AS3423 should publish an ASPA object
- IPv4 transfers in the ARIN regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/3423Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/3423" | jq