137.129.0.0/16
🇫🇷CIDR
137.129.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇫🇷 France
City
Belberaud
RIR
RIPENCC
Status
assigned
Allocated
11/28/1989
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 137.129.0.0/16 | AS20900AS-IMSNETORKS IMS Networks SAS | No ROA | RIPE | 5/31/2026 |
Covering Prefix
7 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 137.129.236.0/23 | AS20900AS-IMSNETORKS IMS Networks SAS | No ROA | — | 5/31/2026 |
| 137.129.232.0/23 | AS20900AS-IMSNETORKS IMS Networks SAS | No ROA | — | 5/31/2026 |
| 137.129.234.0/23 | AS20900AS-IMSNETORKS IMS Networks SAS | No ROA | — | 5/31/2026 |
| 137.129.63.0/24 | AS20900AS-IMSNETORKS IMS Networks SAS | No ROA | — | 5/31/2026 |
| 137.129.9.0/24 | AS20900AS-IMSNETORKS IMS Networks SAS | No ROA | — | 5/31/2026 |
| 137.129.15.0/24 | AS20900AS-IMSNETORKS IMS Networks SAS | No ROA | — | 5/31/2026 |
| 137.129.43.0/24 | AS20900AS-IMSNETORKS IMS Networks SAS | No ROA | — | 5/31/2026 |
Origin ASN
AS20900
AS-IMSNETORKS IMS Networks SAS
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/137.129.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/137.129.0.0/16" | jq
External Links