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CIDR Range

192.138.191.0/30

Addresses
4
4
Sub-ranges
0+
within this block
PTR Density
0.0%
0 of 4 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.

71/100
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 4 IP addresses in 192.138.191.0/30

Not announced as an exact prefix — covered by the announced supernet 192.138.191.0/24.

Announced prefix
Origin AS
Announcement samples
14,206
Last seen
2026-09-12 17:39:09

Frequently Asked Questions

What is 192.138.191.0/30?

192.138.191.0/30 is a CIDR network block containing 4 IPv4 addresses (from 192.138.191.0 to 192.138.191.3). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 192.138.191.0/30 network?

The 192.138.191.0/30 range is allocated to Open Text Corporation and announced via AS397717 from Canada.

How many IP addresses are in 192.138.191.0/30?

192.138.191.0/30 contains exactly 4 usable IPv4 addresses. A /30 prefix length means 4 addresses are covered by this single routing entry.

Last updated: 2026-09-12 17:54:06 UTC
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