AS21957 KEATONAGLAIR-EHRE-ZWEI - Keaton Alexander Guger Lair
🇺🇸ARINassigned
Announced Prefixes (BGP)
5total
1 IPv44 IPv6
IPv4 Addresses
Allocated (RIR)0
Announced (BGP)256
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)4.8×10²⁴
Routing hygiene
Score 16/100 · Low riskRPKI ROA coverage
80%
no RPKI invalid prefixes
IRR route objects
100%
no origin mismatches
Hijack signals
0
0 announced against others' ROAs, 0 own announced by others
Upstreams
1
diversity 0/100
- Only one upstream seen in the AS paths of its routes
- 20% of announced prefixes (1 of 5) have no valid ROA
Based on 5 announced prefixes, updated daily (2026-10-26). How the score works · RPKI explained
Announced Prefixes
(BGP)5|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | ARIN | 2026-10-27 | |
| Valid | ARIN | 2026-10-27 | |
| Valid | ARIN | 2026-10-27 | |
| Valid | ARIN | 2026-10-27 | |
| Valid | ARIN | 2026-10-27 |
All 5 announced prefixes of AS21957 →
BGP Neighbours
(seen in AS paths)Upstreams (1)
Networks AS21957 hands its own prefixes to: transit providers, or peers at an exchange.
- AS970Keaton Alexander Guger Lair5
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 AS21957 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/21957Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/21957" | jq