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CIDR Range

117.56.64.0/18

Addresses
16,384
16.4K
Sub-ranges
0+
within this block
PTR Density
98.4%
16.1K of 16.4K 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 →

Geolocation

First and last addresses in 117.56.64.0/18

117.56.64.0/18 runs from 117.56.64.0 to 117.56.127.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 117.56.0.0/16.

Announced prefix
Origin AS
Announcement samples
54,526
Last seen
2026-11-13 05:48:56

Frequently Asked Questions

What is 117.56.64.0/18?

117.56.64.0/18 is a CIDR network block containing 16,384 IPv4 addresses (from 117.56.64.0 to 117.56.127.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 117.56.64.0/18 network?

The 117.56.64.0/18 range is allocated to Data Communication Business Group and announced via AS4782 from Taiwan.

Last updated: 2026-11-13 06:09:05 UTC
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