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CIDR Range

191.44.91.42/31

Addresses
2
2
Sub-ranges
0+
within this block
PTR Density
0.0%
0 of 2 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.

62/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Geolocation

All 2 IP addresses in 191.44.91.42/31

Not announced as an exact prefix — covered by the announced supernet 191.44.91.0/24.

Announced prefix
Origin AS
Announcement samples
252,615
Last seen
2026-07-23 20:14:17

RIR Ownership History

Atom feed ⇲

Allocation changes captured weekly from regional internet registry (RIR) delegation files.

Date Event From To
2026-05-10 RIR Transfer lacnic ripe
2026-05-10 Country Change US PL

Frequently Asked Questions

What is 191.44.91.42/31?

191.44.91.42/31 is a CIDR network block containing 2 IPv4 addresses (from 191.44.91.42 to 191.44.91.43). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 191.44.91.42/31 network?

The 191.44.91.42/31 range is allocated to High Speed For Internet Services L.L.C and announced via AS216472 from Poland.

How many IP addresses are in 191.44.91.42/31?

191.44.91.42/31 contains exactly 2 usable IPv4 addresses. A /31 prefix length means 2 addresses are covered by this single routing entry.

Last updated: 2026-07-23 20:10:36 UTC
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