37.0.8.0/21
🇬🇧CIDR
37.0.8.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇬🇧 United Kingdom
City
Southampton
RIR
RIPENCC
Status
allocated
Allocated
12/7/2011
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
3 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 37.0.10.0/23 | AS3758SINGNET - SingNet | Valid | — | 5/31/2026 |
| 37.0.8.0/24 | AS48628CoreISP CoreISP Group Limited | Valid | — | 5/31/2026 |
| 37.0.12.0/24 | AS206804EstNOC-GLOBAL EstNOC OU | Valid | — | 5/31/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 37.0.10.0/23 | AS3758 | 🇸🇬SG | assigned |
| 37.0.12.0/24 | AS206804 | 🇲🇾MY | assigned |
| 37.0.8.0/24 | AS48628 | 🇬🇧GB | assigned |
Origin ASN
AS42585
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/37.0.8.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/37.0.8.0/21" | jq
External Links