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CIDR Range

216.26.121.192/28

Addresses
16
16
Sub-ranges
2+
within this block
PTR Density
37.5%
6 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.

73/100
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 216.26.121.192/28

Geolocation

All 16 IP addresses in 216.26.121.192/28

Not announced as an exact prefix — covered by the announced supernet 216.26.96.0/19.

Announced prefix
Origin AS
Announcement samples
6,832
Last seen
2026-07-29 13:17:19

Frequently Asked Questions

What is 216.26.121.192/28?

216.26.121.192/28 is a CIDR network block containing 16 IPv4 addresses (from 216.26.121.192 to 216.26.121.207). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 216.26.121.192/28 network?

The 216.26.121.192/28 range is allocated to Airstream Communications, LLC and announced via AS11796 from United States.

How many IP addresses are in 216.26.121.192/28?

216.26.121.192/28 contains exactly 16 usable IPv4 addresses. A /28 prefix length means 16 addresses are covered by this single routing entry.

Last updated: 2026-07-29 13:55:33 UTC
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