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CIDR Range

218.30.56.136/30

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.

76/100
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 218.30.56.136/30

Not announced as an exact prefix — covered by the announced supernet 218.30.56.0/24.

Announced prefix
Origin AS
Announcement samples
26,403
Last seen
2026-07-23 19:18:58

Frequently Asked Questions

What is 218.30.56.136/30?

218.30.56.136/30 is a CIDR network block containing 4 IPv4 addresses (from 218.30.56.136 to 218.30.56.139). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 218.30.56.136/30 network?

The 218.30.56.136/30 range is allocated to Chinanet and announced via AS4134 from China.

How many IP addresses are in 218.30.56.136/30?

218.30.56.136/30 contains exactly 4 usable IPv4 addresses. A /30 prefix length means 4 addresses are covered by this single routing entry.

Last updated: 2026-07-23 19:40:32 UTC
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