37.157.128.0/21
🇫🇷CIDR
37.157.128.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇫🇷 France
City
Quimper
RIR
RIPENCC
Status
allocated
Allocated
3/15/2012
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 37.157.128.0/21 | AS57943HOLON-AS Holon SAS | No ROA | RIPE | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS57943 | RIPE | IZZY-MNT | 10/13/2017 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 37.157.129.0/24 | 🇫🇷FR | assigned | |
| 37.157.128.0/24 | 🇫🇷FR | assigned | |
| 37.157.135.192/26 | 🇫🇷FR | assigned | |
| 37.157.130.136/29 | 🇫🇷FR | assigned | |
| 37.157.130.40/29 | 🇫🇷FR | assigned | |
| 37.157.130.112/30 | 🇫🇷FR | assigned | |
| 37.157.130.56/30 | 🇫🇷FR | assigned | |
| 37.157.130.100/30 | 🇫🇷FR | assigned | |
| 37.157.130.68/30 | 🇫🇷FR | assigned | |
| 37.157.130.60/30 | 🇫🇷FR | assigned | |
| 37.157.130.16/30 | 🇫🇷FR | assigned | |
| 37.157.130.84/30 | 🇫🇷FR | assigned |
Origin ASN
AS57943
HOLON-AS Holon SAS
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/37.157.128.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/37.157.128.0/21" | jq
External Links