Skip to main content
CIDR Range

178.21.154.192/28

Addresses
16
16
Sub-ranges
16+
within this block
PTR Density
0.0%
0 of 16 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.

59/100
Caution
How this score is built

Experimental · trust-vectors model v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

Ranges inside 178.21.154.192/28

All 16 IP addresses in 178.21.154.192/28

Not announced as an exact prefix — covered by the announced supernet 178.21.152.0/22.

Announced prefix
Origin AS
⚠ 2 origins (MOAS)
Announcement samples
13,927
Last seen
2026-10-13 16:53:50

Frequently Asked Questions

What is 178.21.154.192/28?

178.21.154.192/28 is a CIDR network block containing 16 IPv4 addresses (from 178.21.154.192 to 178.21.154.207). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 178.21.154.192/28 network?

The 178.21.154.192/28 range is allocated to Allegro sp. z o.o. and announced via AS42656 from Poland.

How many IP addresses are in 178.21.154.192/28?

178.21.154.192/28 contains exactly 16 usable IPv4 addresses. A /28 prefix length means 16 addresses are covered by this single routing entry.

Last updated: 2026-10-13 17:39:05 UTC
Share