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CIDR Range

5.123.0.0/20

4.1K IPs /20 Iran Cell Service and Communication Company AS44244 Iran RIPE
Addresses
4,096
4.1K
IP Range
5.123.0.0
→ 5.123.15.255
Sub-ranges
0+
within this block
PTR Density
0.0%
0 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.

72/100
Moderate
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 5.123.0.0/20

5.123.0.0/20 runs from 5.123.0.0 to 5.123.15.255.

First 16
5.123.0.0 5.123.0.1 5.123.0.2 5.123.0.3 5.123.0.4 5.123.0.5 5.123.0.6 5.123.0.7 5.123.0.8 5.123.0.9 5.123.0.10 5.123.0.11 5.123.0.12 5.123.0.13 5.123.0.14 5.123.0.15
Last 16
5.123.15.240 5.123.15.241 5.123.15.242 5.123.15.243 5.123.15.244 5.123.15.245 5.123.15.246 5.123.15.247 5.123.15.248 5.123.15.249 5.123.15.250 5.123.15.251 5.123.15.252 5.123.15.253 5.123.15.254 5.123.15.255

BGP Routing

Live BGP anomalies →

Not announced as an exact prefix — covered by the announced supernet 5.123.0.0/18.

Announced prefix
5.123.0.0/18
Origin AS
AS44244
Announcement samples
377,209
Last seen
2026-10-27 21:59:20

Frequently Asked Questions

What is 5.123.0.0/20?

5.123.0.0/20 is a CIDR network block containing 4,096 IPv4 addresses (from 5.123.0.0 to 5.123.15.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 5.123.0.0/20 network?

The 5.123.0.0/20 range is allocated to Iran Cell Service and Communication Company and announced via AS44244 from Iran.

Last updated: 2026-10-27 22:09:05 UTC
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