81.172.104.0/21
🇪🇸CIDR
81.172.104.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇪🇸 Spain
City
Valladolid
RIR
RIPENCC
Status
allocated
Allocated
1/14/2003
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 81.172.104.0/21 | AS58327GLOBE-OPERATOR-TELECOM FIBERGREEN TECNOLOGICAS S.L. | Valid | RIPE | 6/1/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 81.172.104.0/22 | AS58327GLOBE-OPERATOR-TELECOM FIBERGREEN TECNOLOGICAS S.L. | Valid | — | 6/1/2026 |
| 81.172.108.0/22 | AS58327GLOBE-OPERATOR-TELECOM FIBERGREEN TECNOLOGICAS S.L. | Valid | — | 6/1/2026 |
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/81.172.104.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/81.172.104.0/21" | jq
External Links