2001:4870::/31
🇺🇸CIDR
2001:4870::/31
IP Version
IPv6
Addresses
158456.3Y
Mask
/31
Country
🇺🇸 United States
City
Monroe
RIR
ARIN
Status
allocated
Allocated
3/14/2005
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2001:4870::/31 | AS3549LVLT-3549 - Level 3 Parent, LLC | No ROA | — | 5/31/2026 |
Covering Prefix
3 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2001:4870:150::/44 | AS21928T-MOBILE-AS21928 - T-Mobile USA, Inc. | Valid | — | 5/31/2026 |
| 2001:4870:e00b::/48 | AS21928T-MOBILE-AS21928 - T-Mobile USA, Inc. | Valid | — | 5/31/2026 |
| 2001:4870:a24a::/48 | AS26402SANTABARBARACITY - City of Santa Barbara | No ROA | — | 5/31/2026 |
Origin ASN
AS3549
LVLT-3549 - Level 3 Parent, LLC
Geolocation
API
Open https://api.ipctl.io/v1/prefix/2001:4870::/31Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2001:4870::/31" | jq
External Links