Skip to main content
CIDR Range

149.28.66.0/30

Addresses
4
4
Sub-ranges
0+
within this block
PTR Density
50.0%
2 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.

73/100
Moderate
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Geolocation

All 4 IP addresses in 149.28.66.0/30

Not announced as an exact prefix — covered by the announced supernet 149.28.64.0/19.

Announced prefix
Origin AS
Announcement samples
6,329
Last seen
2026-07-19 20:22:58

Frequently Asked Questions

What is 149.28.66.0/30?

149.28.66.0/30 is a CIDR network block containing 4 IPv4 addresses (from 149.28.66.0 to 149.28.66.3). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 149.28.66.0/30 network?

The 149.28.66.0/30 range is allocated to The Constant Company, LLC and announced via AS20473 from United States.

How many IP addresses are in 149.28.66.0/30?

149.28.66.0/30 contains exactly 4 usable IPv4 addresses. A /30 prefix length means 4 addresses are covered by this single routing entry.

Last updated: 2026-07-19 20:40:32 UTC
Share