Skip to main content
WorldIP.io
CIDR Range

63.218.208.0/21

Addresses
2,048
2.0K
Sub-ranges
13+
within this block
PTR Density
70.4%
1.4K of 2.0K 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.

69/100
Moderate
How this score is built

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

Ranges inside 63.218.208.0/21

Geolocation

First and last addresses in 63.218.208.0/21

63.218.208.0/21 runs from 63.218.208.0 to 63.218.215.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 63.216.0.0/13.

Announced prefix
Origin AS
⚠ 2 origins (MOAS)
Announcement samples
63,489
Last seen
2026-11-03 07:41:51

RIR Ownership History

Atom feed ⇲

Allocation changes captured from regional internet registry (RIR) delegation files, re-imported every six hours.

Date Event From To
2026-05-10 New Allocation — HK

Frequently Asked Questions

What is 63.218.208.0/21?

63.218.208.0/21 is a CIDR network block containing 2,048 IPv4 addresses (from 63.218.208.0 to 63.218.215.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 63.218.208.0/21 network?

The 63.218.208.0/21 range is allocated to PCCW Global HK Ltd. and announced via AS3491 from Hong Kong.

Last updated: 2026-11-03 12:39:05 UTC
Share