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CIDR Range

208.185.51.0/24

Addresses
256
256
Sub-ranges
0+
within this block
PTR Density
99.6%
255 of 256 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.

80/100
Trusted
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 208.185.51.0/24

208.185.51.0/24 runs from 208.185.51.0 to 208.185.51.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 208.184.0.0/15.

Announced prefix
Origin AS
Announcement samples
12,003
Last seen
2026-10-28 09:02:08

RIR Ownership History

Atom feed ⇲

Allocation changes captured from regional internet registry (RIR) delegation files, re-imported every six hours.

Date Event From To
2026-05-10 New Allocation — US

Frequently Asked Questions

What is 208.185.51.0/24?

208.185.51.0/24 is a CIDR network block containing 256 IPv4 addresses (from 208.185.51.0 to 208.185.51.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 208.185.51.0/24 network?

The 208.185.51.0/24 range is allocated to Zayo Bandwidth and announced via AS6461 from United States.

How many IP addresses are in 208.185.51.0/24?

208.185.51.0/24 contains exactly 256 usable IPv4 addresses. A /24 prefix length means 256 addresses are covered by this single routing entry.

Last updated: 2026-10-28 09:39:05 UTC
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