212.100.0.0/19
🇬🇧CIDR
212.100.0.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇬🇧 United Kingdom
RIR
RIPENCC
Status
allocated
Allocated
10/2/1998
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 212.100.0.0/19 | AS9011The Patent Office | Valid | RIPE | 5/31/2026 |
Covering Prefix
8 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 212.100.16.0/20 | AS9011The Patent Office | Valid | — | 5/31/2026 |
| 212.100.8.0/21 | AS9011The Patent Office | Valid | — | 5/31/2026 |
| 212.100.6.0/23 | AS9011The Patent Office | Valid | — | 5/31/2026 |
| 212.100.2.0/23 | AS9011The Patent Office | Valid | — | 5/31/2026 |
| 212.100.0.0/24 | AS9011The Patent Office | Valid | — | 5/31/2026 |
| 212.100.5.0/24 | AS9011The Patent Office | Valid | — | 5/31/2026 |
| 212.100.4.0/24 | AS9011The Patent Office | Valid | — | 5/31/2026 |
| 212.100.1.0/24 | AS9011The Patent Office | Valid | — | 5/31/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 212.100.0.0/19 | AS9011 | /19 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS9011 | RIPE | UKPO-RIPE-MNT | 3/17/2015 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 212.100.4.0/22 | 🇬🇧GB | assigned | |
| 212.100.12.0/22 | 🇬🇧GB | assigned | |
| 212.100.20.0/22 | 🇬🇧GB | assigned | |
| 212.100.28.0/22 | 🇬🇧GB | assigned | |
| 212.100.10.0/23 | 🇬🇧GB | assigned | |
| 212.100.18.0/23 | 🇬🇧GB | assigned | |
| 212.100.2.0/23 | AS9011 | 🇬🇧GB | assigned |
| 212.100.26.0/23 | 🇬🇧GB | assigned | |
| 212.100.16.0/24 | 🇬🇧GB | assigned | |
| 212.100.1.0/24 | AS9011 | 🇬🇧GB | assigned |
| 212.100.8.0/24 | 🇬🇧GB | assigned | |
| 212.100.9.0/24 | 🇬🇧GB | assigned | |
| 212.100.0.0/24 | AS9011 | 🇬🇧GB | assigned |
| 212.100.17.0/24 | 🇬🇧GB | assigned | |
| 212.100.24.0/24 | 🇬🇧GB | assigned | |
| 212.100.25.0/24 | 🇬🇧GB | assigned |
Origin ASN
AS9011
The Patent Office
Geolocation
Country🇬🇧United KingdomGB
Coordinates55.3781, -3.4360 ↗
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/212.100.0.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/212.100.0.0/19" | jq
External Links