AS257
🇺🇸DNIC-AS-00257 - Navy Network Information Center (NNIC)a181bfc17354d2f107bd3dbd964d34e1
ARINassigned
Announced Prefixes (BGP)
3total
2 IPv41 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)0
Announced (BGP)512
IPv6 Addresses ⓘ
Allocated (RIR)0
Announced (BGP)1.2×10^24
Prefix Limit (IPv4)
10
Prefix Limit (IPv6)
5
Country
🇺🇸 US
RIR
ARIN
Status
assigned
Allocated
12/22/1988
Announced Prefixes
(BGP)3|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | RADB | 5/28/2026 | |
| No ROA | RADB | 5/28/2026 | |
| No ROA | — | 5/28/2026 |
ASPA
No ASPA
External Links
API
Open https://api.ipctl.io/v1/asn/257Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/257" | jq