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CIDR Range

51.210.0.0/22

1.0K IPs /22 OVH SAS AS16276 France RIPE
Addresses
1,024
1.0K
Sub-ranges
0+
within this block
PTR Density
70.8%
725 of 1.0K IPs have PTR

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

76/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Geolocation

First and last addresses in 51.210.0.0/22

51.210.0.0/22 runs from 51.210.0.0 to 51.210.3.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 51.210.0.0/16.

Announced prefix
Origin AS
Announcement samples
260,744
Last seen
2026-10-27 09:15:38

Frequently Asked Questions

What is 51.210.0.0/22?

51.210.0.0/22 is a CIDR network block containing 1,024 IPv4 addresses (from 51.210.0.0 to 51.210.3.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 51.210.0.0/22 network?

The 51.210.0.0/22 range is allocated to OVH SAS and announced via AS16276 from France.

Last updated: 2026-10-27 09:39:05 UTC
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