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CIDR Range

103.208.218.0/23

Addresses
512
512
Sub-ranges
0+
within this block
PTR Density
63.9%
327 of 512 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.

77/100
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 103.208.218.0/23

103.208.218.0/23 runs from 103.208.218.0 to 103.208.219.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 103.208.216.0/22.

Announced prefix
Origin AS
Announcement samples
53,239
Last seen
2026-11-04 22:49:26

Frequently Asked Questions

What is 103.208.218.0/23?

103.208.218.0/23 is a CIDR network block containing 512 IPv4 addresses (from 103.208.218.0 to 103.208.219.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 103.208.218.0/23 network?

The 103.208.218.0/23 range is allocated to Hostopia Australia Web Pty Ltd and announced via AS55803 from Australia.

Last updated: 2026-11-04 22:54:06 UTC
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