2607:f220:400::/43
🇺🇸CIDR
2607:f220:400::/43
IP Version
IPv6
Addresses
38.6Y
Mask
/43
Country
🇺🇸 United States
City
Ashburn
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2607:f220:400::/43 | AS3527NIH-NET - National Institutes of Health | Valid | ARINRADB | 5/31/2026 |
Covering Prefix
3 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2607:f220:411::/48 | AS70NLM-GW - National Library of Medicine | Valid | — | 5/31/2026 |
| 2607:f220:41e::/48 | AS70NLM-GW - National Library of Medicine | Valid | — | 5/31/2026 |
| 2607:f220:41f::/48 | AS393689NLM-NCCS - National Library of Medicine | Valid | — | 5/31/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/2607:f220:400::/43Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2607:f220:400::/43" | jq
External Links