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CIDR Range

217.180.218.16/31

Addresses
2
2
Sub-ranges
2+
within this block
PTR Density
50.0%
1 of 2 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.

70/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Ranges inside 217.180.218.16/31

Geolocation

All 2 IP addresses in 217.180.218.16/31

Not announced as an exact prefix — covered by the announced supernet 217.180.216.0/22.

Announced prefix
Origin AS
Announcement samples
5,982
Last seen
2026-07-24 11:58:11

RIR Ownership History

Atom feed ⇲

Allocation changes captured weekly from regional internet registry (RIR) delegation files.

Date Event From To
2026-05-10 RIR Transfer ripe arin

Frequently Asked Questions

What is 217.180.218.16/31?

217.180.218.16/31 is a CIDR network block containing 2 IPv4 addresses (from 217.180.218.16 to 217.180.218.17). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 217.180.218.16/31 network?

The 217.180.218.16/31 range is allocated to Metronet and announced via AS30600 from United States.

How many IP addresses are in 217.180.218.16/31?

217.180.218.16/31 contains exactly 2 usable IPv4 addresses. A /31 prefix length means 2 addresses are covered by this single routing entry.

Last updated: 2026-07-24 12:10:32 UTC
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