Autonomous System
AS16276 OVH SAS
HostingActiveFranceRIPE
AS16276 (OVH) is a hosting network operated by OVH SAS in France, registered with RIPE. It has 678 IPv4 prefixes with 4,625,920 addresses and 45 IPv6 prefixes, which makes it the 137th largest of 82,558 active autonomous systems by IPv4 space.
IPv4 addresses4,625,920in 678 prefixes
IPv6 prefixes45≈ 3.2 × 10²⁹ addresses
Size rank#137of 82,558 active ASNs
Details
OrganizationOVH SAS · hosting provider profile
AS nameOVH
Websiteovhcloud.com
Country France (FR)
Network typeHosting
RegistryRIPE
Abuse contactabuse@ovh.net
Registered1970-01-01
Last updated2026-11-02
IPv4 prefixes
678 prefixes · 4,625,920 addresses| Network | Addresses | First – last address |
|---|---|---|
| 51.254.0.0/15 | 131,072 | 51.254.0.0 – 51.255.255.255 |
| 178.32.0.0/15 | 131,072 | 178.32.0.0 – 178.33.255.255 |
| 5.135.0.0/16 | 65,536 | 5.135.0.0 – 5.135.255.255 |
| 5.196.0.0/16 | 65,536 | 5.196.0.0 – 5.196.255.255 |
| 37.59.0.0/16 | 65,536 | 37.59.0.0 – 37.59.255.255 |
| 37.187.0.0/16 | 65,536 | 37.187.0.0 – 37.187.255.255 |
| 46.105.0.0/16 | 65,536 | 46.105.0.0 – 46.105.255.255 |
| 51.38.0.0/16 | 65,536 | 51.38.0.0 – 51.38.255.255 |
| 51.68.0.0/16 | 65,536 | 51.68.0.0 – 51.68.255.255 |
| 51.75.0.0/16 | 65,536 | 51.75.0.0 – 51.75.255.255 |
| 51.77.0.0/16 | 65,536 | 51.77.0.0 – 51.77.255.255 |
| 51.83.0.0/16 | 65,536 | 51.83.0.0 – 51.83.255.255 |
| 51.89.0.0/16 | 65,536 | 51.89.0.0 – 51.89.255.255 |
| 51.91.0.0/16 | 65,536 | 51.91.0.0 – 51.91.255.255 |
| 51.178.0.0/16 | 65,536 | 51.178.0.0 – 51.178.255.255 |
| 51.195.0.0/16 | 65,536 | 51.195.0.0 – 51.195.255.255 |
| 51.210.0.0/16 | 65,536 | 51.210.0.0 – 51.210.255.255 |
| 51.222.0.0/16 | 65,536 | 51.222.0.0 – 51.222.255.255 |
| 54.36.0.0/16 | 65,536 | 54.36.0.0 – 54.36.255.255 |
| 54.37.0.0/16 | 65,536 | 54.37.0.0 – 54.37.255.255 |
| 54.38.0.0/16 | 65,536 | 54.38.0.0 – 54.38.255.255 |
| 54.39.0.0/16 | 65,536 | 54.39.0.0 – 54.39.255.255 |
| 57.130.0.0/16 | 65,536 | 57.130.0.0 – 57.130.255.255 |
| 91.121.0.0/16 | 65,536 | 91.121.0.0 – 91.121.255.255 |
| 91.134.0.0/16 | 65,536 | 91.134.0.0 – 91.134.255.255 |
51.254.0.0/15 178.32.0.0/15 5.135.0.0/16 5.196.0.0/16 37.59.0.0/16 37.187.0.0/16 46.105.0.0/16 51.38.0.0/16 51.68.0.0/16 51.75.0.0/16 51.77.0.0/16 51.83.0.0/16 51.89.0.0/16 51.91.0.0/16 51.178.0.0/16 51.195.0.0/16 51.210.0.0/16 51.222.0.0/16 54.36.0.0/16 54.37.0.0/16 54.38.0.0/16 54.39.0.0/16 57.130.0.0/16 91.121.0.0/16 91.134.0.0/16
The 25 largest of 678. The API and the database have all of them.
IPv6 prefixes
45 prefixes- 2001:41d0::/32
- 2402:1f00::/32
- 2604:2dc0::/32
- 2607:5300::/32
- 2001:41d0:ac00::/40
- 2402:1f00:8000::/40
- 2402:1f00:8100::/40
- 2402:1f00:8200::/40
- 2402:1f00:8300::/40
- 2001:41d0:ab00::/48
- 2001:41d0:ab01::/48
- 2001:41d0:ab02::/48
- 2001:41d0:ab03::/48
- 2001:41d0:ab04::/48
- 2001:41d0:ab05::/48
- 2001:41d0:ab06::/48
- 2001:41d0:ab07::/48
- 2001:41d0:ab08::/48
- 2001:41d0:ab09::/48
- 2001:41d0:ab0a::/48
- 2001:41d0:ab0b::/48
- 2001:41d0:ab0c::/48
- 2001:41d0:ab0e::/48
- 2001:41d0:ab0f::/48
- 2001:41d0:ab10::/48
2001:41d0::/32 2402:1f00::/32 2604:2dc0::/32 2607:5300::/32 2001:41d0:ac00::/40 2402:1f00:8000::/40 2402:1f00:8100::/40 2402:1f00:8200::/40 2402:1f00:8300::/40 2001:41d0:ab00::/48 2001:41d0:ab01::/48 2001:41d0:ab02::/48 2001:41d0:ab03::/48 2001:41d0:ab04::/48 2001:41d0:ab05::/48 2001:41d0:ab06::/48 2001:41d0:ab07::/48 2001:41d0:ab08::/48 2001:41d0:ab09::/48 2001:41d0:ab0a::/48 2001:41d0:ab0b::/48 2001:41d0:ab0c::/48 2001:41d0:ab0e::/48 2001:41d0:ab0f::/48 2001:41d0:ab10::/48
The 25 largest of 45. The API and the database have all of them.
Query AS16276 with the API
The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day.
curl "https://api.ipapi.is/?q=AS16276&key=YOUR_API_KEY"Any address in its prefixes resolves to AS16276, with or without a key:
curl "https://api.ipapi.is/?q=51.254.0.1"