Autonomous System
AS16276 OVH SAS
HostingActiveFranceRIPE
AS16276 (OVH) is a hosting network operated by OVH SAS in France, registered with RIPE. It has 727 IPv4 prefixes with 4,685,056 addresses and 43 IPv6 prefixes, which makes it the 136th largest of 82,283 active autonomous systems by IPv4 space.
IPv4 addresses4,685,056in 727 prefixes
IPv6 prefixes43≈ 3.2 × 10²⁹ addresses
Size rank#136of 82,283 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 updated2026-10-16
IPv4 prefixes
727 prefixes · 4,685,056 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 727. The API and the database have all of them.
IPv6 prefixes
43 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 43. 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"