37.157.48.0/21
🇬🇧CIDR
37.157.48.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇬🇧 United Kingdom
City
Swansea
RIR
RIPENCC
Status
allocated
Allocated
3/14/2012
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 37.157.48.0/21 | AS31472VOICEHOST VoiceHost Ltd | Valid | RIPE | 5/31/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 37.157.48.0/21 | AS31472 | /21 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS31472 | RIPE | VoiceHost | 3/14/2012 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 37.157.48.0/22 | 🇬🇧GB | assigned | |
| 37.157.52.0/24 | 🇬🇧GB | assigned | |
| 37.157.55.0/24 | 🇬🇧GB | assigned | |
| 37.157.53.0/27 | 🇬🇧GB | assigned | |
| 37.157.53.32/28 | 🇬🇧GB | assigned | |
| 37.157.53.144/28 | 🇬🇧GB | assigned | |
| 37.157.54.32/29 | 🇬🇧GB | assigned | |
| 37.157.54.24/29 | 🇬🇧GB | assigned | |
| 37.157.54.40/29 | 🇬🇧GB | assigned | |
| 37.157.53.248/29 | 🇬🇧GB | assigned | |
| 37.157.53.104/29 | 🇬🇧GB | assigned | |
| 37.157.53.240/30 | 🇬🇧GB | assigned | |
| 37.157.53.100/30 | 🇬🇧GB | assigned | |
| 37.157.54.12/30 | 🇬🇧GB | assigned |
Origin ASN
AS31472
VOICEHOST VoiceHost Ltd
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/37.157.48.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/37.157.48.0/21" | jq
External Links