AS217 UMN-SYSTEM - University of Minnesota
🇺🇸ARINassigned
Announced Prefixes (BGP)
6total
5 IPv41 IPv6
IPv4 Addresses
Allocated (RIR)327,680
Announced (BGP)327,680
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)1.2×10²⁴
Routing hygiene
Score 35/100 · Medium riskRPKI ROA coverage
16.7%
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
- 83% of announced prefixes (5 of 6) have no valid ROA
- Only one upstream seen in the AS paths of its routes
Based on 6 announced prefixes, updated daily (2026-10-24). How the score works · RPKI explained
Announced Prefixes
(BGP)6|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | ARINOther IRR | 2026-10-26 | |
| No ROA | ARINOther IRR | 2026-10-26 | |
| No ROA | ARINOther IRR | 2026-10-26 | |
| No ROA | ARINOther IRR | 2026-10-26 | |
| No ROA | ARINOther IRR | 2026-10-26 | |
| Valid | ARINOther IRR | 2026-10-26 |
Allocated Prefixes
(RIR)5Prefix | Country | RIR | Status |
|---|---|---|---|
| 128.101.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 131.212.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 134.84.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 146.57.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 160.94.0.0/16 | 🇺🇸 US | ARIN | allocated |
All 6 announced prefixes of AS217 →
BGP Neighbours
(seen in AS paths)Upstreams (1)
Networks AS217 hands its own prefixes to: transit providers, or peers at an exchange.
- AS57University Of Minnesota6
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 AS217 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/217Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/217" | jq