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CIDR Range

218.255.128.0/17

Addresses
32,768
32.8K
Sub-ranges
11+
within this block
PTR Density
99.5%
32.6K of 32.8K 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.

80/100
Trusted
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Ranges inside 218.255.128.0/17

First and last addresses in 218.255.128.0/17

218.255.128.0/17 runs from 218.255.128.0 to 218.255.255.255.

First 16
Last 16

This block is announced in BGP, observed across our RIPE RIS collectors.

Announced prefix
Origin AS
Announcement samples
19,698
Last seen
2026-10-27 06:20:11

Frequently Asked Questions

What is 218.255.128.0/17?

218.255.128.0/17 is a CIDR network block containing 32,768 IPv4 addresses (from 218.255.128.0 to 218.255.255.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 218.255.128.0/17 network?

The 218.255.128.0/17 range is allocated to HKBN Enterprise Solutions HK Limited and announced via AS9381 from Hong Kong.

Last updated: 2026-10-27 07:09:05 UTC
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