51.146.16.0/20
🇬🇧CIDR
51.146.16.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇬🇧 United Kingdom
RIR
RIPE
Status
assigned
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 51.146.16.0/20 | AS49915MEGAPORT Megaport (UK) Limited | No ROA | — | 6/1/2026 |
Covering Prefix
7 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 51.146.28.0/22 | AS30058FDCSERVERS - FDCservers.net | Valid | — | 6/1/2026 |
| 51.146.24.0/22 | AS30058FDCSERVERS - FDCservers.net | Valid | — | 6/1/2026 |
| 51.146.22.0/24 | AS199550HIRAGI-LTD HIRAGI LTD | Valid | — | 6/1/2026 |
| 51.146.18.0/24 | AS199550HIRAGI-LTD HIRAGI LTD | Valid | — | 6/1/2026 |
| 51.146.21.0/24 | AS203048ORG-BNL44-RIPE BritNeighbour Net Ltd | Valid | — | 6/1/2026 |
| 51.146.20.0/24 | AS203048ORG-BNL44-RIPE BritNeighbour Net Ltd | Valid | — | 6/1/2026 |
| 51.146.23.0/24 | AS402252FSTCLOUD-2 - FSTcloud | Valid | — | 6/1/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 51.146.28.0/22 | AS30058 | 🇺🇸US | assigned |
| 51.146.17.0/24 | AS215152 | 🇯🇵JP | assigned |
| 51.146.27.0/24 | 🇯🇵JP | assigned | |
| 51.146.24.0/24 | 🇯🇵JP | assigned | |
| 51.146.26.0/24 | 🇯🇵JP | assigned | |
| 51.146.28.0/24 | 🇯🇵JP | assigned | |
| 51.146.29.0/24 | 🇯🇵JP | assigned | |
| 51.146.30.0/24 | 🇯🇵JP | assigned | |
| 51.146.20.0/24 | AS203048 | 🇯🇵JP | assigned |
| 51.146.16.0/24 | AS203054 | 🇯🇵JP | assigned |
| 51.146.18.0/24 | AS199550 | 🇯🇵JP | assigned |
| 51.146.22.0/24 | AS199550 | 🇯🇵JP | assigned |
| 51.146.23.0/24 | AS402252 | 🇯🇵JP | assigned |
| 51.146.25.0/24 | 🇯🇵JP | assigned | |
| 51.146.19.0/24 | AS215152 | 🇯🇵JP | assigned |
| 51.146.21.0/24 | AS203048 | 🇯🇵JP | assigned |
| 51.146.31.0/24 | 🇯🇵JP | assigned |
Origin ASN
AS49915
MEGAPORT Megaport (UK) Limited
Geolocation
Country🇬🇧United KingdomGB
Coordinates55.3781, -3.4360 ↗
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/51.146.16.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/51.146.16.0/20" | jq
External Links