51.37.0.0/16
🇮🇪CIDR
51.37.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇮🇪 Ireland
City
Sligo
RIR
RIPENCC
Status
assigned
Allocated
9/1/1993
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 51.37.0.0/16 | AS15502Vodafone-Ireland-ASN Vodafone Ireland Limited | Valid | RIPE | 5/31/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 51.37.0.0/17 | AS15502Vodafone-Ireland-ASN Vodafone Ireland Limited | Valid | — | 5/31/2026 |
| 51.37.128.0/17 | AS15502Vodafone-Ireland-ASN Vodafone Ireland Limited | Valid | — | 5/31/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 51.37.0.0/16 | AS15502 | /16 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS15502 | RIPE | EIRCELL-ASNMNT | 7/21/2016 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 51.37.16.0/20 | 🇮🇪IE | assigned | |
| 51.37.48.0/20 | 🇮🇪IE | assigned | |
| 51.37.0.0/20 | 🇮🇪IE | assigned | |
| 51.37.32.0/20 | 🇮🇪IE | assigned | |
| 51.37.64.0/20 | 🇮🇪IE | assigned | |
| 51.37.255.0/24 | 🇮🇪IE | assigned |
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/51.37.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/51.37.0.0/16" | jq
External Links