Skip to main content
WorldIP.io
CIDR Range

81.166.176.0/20

Addresses
4,096
4.1K
Sub-ranges
0+
within this block
PTR Density
100.0%
4.1K of 4.1K 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 81.166.176.0/20

81.166.176.0/20 runs from 81.166.176.0 to 81.166.191.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 81.166.0.0/15.

Announced prefix
Origin AS
Announcement samples
31,309
Last seen
2026-11-15 22:12:17

Frequently Asked Questions

What is 81.166.176.0/20?

81.166.176.0/20 is a CIDR network block containing 4,096 IPv4 addresses (from 81.166.176.0 to 81.166.191.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 81.166.176.0/20 network?

The 81.166.176.0/20 range is allocated to Lyse Tele and announced via AS29695 from Norway.

Last updated: 2026-11-15 22:24:05 UTC
Share