31.99.0.0/18
🇬🇧CIDR
31.99.0.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇬🇧 United Kingdom
City
London
RIR
RIPENCC
Status
allocated
Allocated
11/25/2010
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 31.99.0.0/18 | AS6461ZAYO-6461 - Zayo Bandwidth | Valid | RIPE | 5/30/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 31.99.0.0/18 | AS6461 | /18 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS6461 | RIPE | ABOVENET-MNT | 11/7/2025 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 31.99.0.0/24 | 🇬🇧GB | assigned |
Origin ASN
AS6461
ZAYO-6461 - Zayo Bandwidth
Geolocation
API
Open https://api.ipctl.io/v1/prefix/31.99.0.0/18Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/31.99.0.0/18" | jq
External Links