AS797 AMERITECH-AS - AT&T Services, Inc.
ASPA Published
Announced Prefixes (BGP)
21total
21 IPv40 IPv6
IPv4 Addresses
Allocated (RIR)393,728
Announced (BGP)171,264
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)0
Prefix Limit (IPv4)
500
Prefix Limit (IPv6)
5
Allocated
-
Routing hygiene
Score 53/100 · High riskRPKI ROA coverage
4.8%
no RPKI invalid prefixes
IRR route objects
4.8%
3 prefixes registered for another origin
Hijack signals
0
0 announced against others' ROAs, 0 own announced by others
Upstreams
1
diversity 0/100
- 95% of announced prefixes (20 of 21) have no valid ROA
- 95% of announced prefixes (20 of 21) have no IRR route object for this ASN
- Only one upstream seen in the AS paths of its routes
Based on 21 announced prefixes, updated daily (2026-10-23). How the score works · RPKI explained
Announced Prefixes
(BGP)21|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | - | 2026-10-26 | |
| No ROA | - | 2026-10-26 | |
| No ROA | - | 2026-10-26 | |
| No ROA | - | 2026-10-26 | |
| No ROA | - | 2026-10-26 | |
| No ROA | - | 2026-10-26 | |
| No ROA | - | 2026-10-26 | |
| No ROA | - | 2026-10-26 | |
| No ROA | - | 2026-10-26 | |
| No ROA | - | 2026-10-26 |
1-10 of 21
1 / 3
Allocated Prefixes
(RIR)7Prefix | Country | RIR | Status |
|---|---|---|---|
| 135.214.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 135.216.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 141.204.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 144.160.0.0/15 | 🇺🇸 US | ARIN | allocated |
| 155.168.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 192.150.169.0/24 | 🇺🇸 US | ARIN | allocated |
| 198.180.219.0/24 | 🇺🇸 US | ARIN | allocated |
All 21 announced prefixes of AS797 →
Upstream Providers(1)
| ASN | Name |
|---|---|
| AS7018 | 🇺🇸ATT-INTERNET4 - AT&T Enterprises, LLC |
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
- How to run an ASPA checkVerify the upstream providers listed above
- IPv4 transfer marketTransfers published by all five RIRs
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/797Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/797" | jq