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CIDR Range

170.72.0.80/28

Addresses
16
16
Sub-ranges
0+
within this block
PTR Density
6.3%
1 of 16 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 v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Geolocation

All 16 IP addresses in 170.72.0.80/28

Not announced as an exact prefix — covered by the announced supernet 170.72.0.0/19.

Announced prefix
Origin AS
Announcement samples
3,775
Last seen
2026-07-19 20:51:47

RIR Ownership History

Atom feed ⇲

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

Date Event From To
2026-05-10 New Allocation US

Frequently Asked Questions

What is 170.72.0.80/28?

170.72.0.80/28 is a CIDR network block containing 16 IPv4 addresses (from 170.72.0.80 to 170.72.0.95). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 170.72.0.80/28 network?

The 170.72.0.80/28 range is allocated to Cisco Webex LLC and announced via AS13445 from Germany.

How many IP addresses are in 170.72.0.80/28?

170.72.0.80/28 contains exactly 16 usable IPv4 addresses. A /28 prefix length means 16 addresses are covered by this single routing entry.

Last updated: 2026-07-19 21:55:32 UTC
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