AS73 WASHINGTON-AS - University of Washington
🇺🇸ARINassigned
Announced Prefixes (BGP)
11total
10 IPv41 IPv6
IPv4 Addresses
Allocated (RIR)239,104
Announced (BGP)239,104
IPv6 Addresses
Allocated (RIR)7.9×10²⁸
Announced (BGP)7.9×10²⁸
Announced Prefixes
(BGP)11|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | Other IRR | 2026-10-10 | |
| No ROA | Other IRR | 2026-10-10 | |
| No ROA | Other IRR | 2026-10-10 | |
| No ROA | Other IRR | 2026-10-10 | |
| No ROA | Other IRR | 2026-10-10 | |
| No ROA | Other IRR | 2026-10-10 | |
| No ROA | Other IRR | 2026-10-10 | |
| No ROA | Other IRR | 2026-10-10 | |
| No ROA | Other IRR | 2026-10-10 | |
| No ROA | Other IRR | 2026-10-10 |
1-10 of 11
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Allocated Prefixes
(RIR)11Prefix | Country | RIR | Status |
|---|---|---|---|
| 69.91.192.0/18 | 🇺🇸 US | ARIN | allocated |
| 108.179.140.0/22 | 🇺🇸 US | ARIN | allocated |
| 128.95.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 128.208.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 140.142.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 173.250.160.0/19 | 🇺🇸 US | ARIN | allocated |
| 192.26.136.0/24 | 🇺🇸 US | ARIN | allocated |
| 192.42.144.0/24 | 🇺🇸 US | ARIN | allocated |
| 198.48.64.0/19 | 🇺🇸 US | ARIN | allocated |
| 205.175.96.0/19 | 🇺🇸 US | ARIN | allocated |
1-10 of 11
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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 AS73 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/73Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/73" | jq