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Autonomous System

AS22828

United States Food and Drug Administration

Announced IPs
64,512
CIDR prefixes
6
ASN
AS22828

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 →

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS22828 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
150.148.0.0/16 3,437 2026-07-26 12:25:06

Frequently Asked Questions

What is AS22828?

AS22828 is an Autonomous System Number assigned to United States Food and Drug Administration. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS22828 announce?

AS22828 announces 64.5K IPv4 addresses distributed across 6 routed CIDR prefixes. The network is registered in United States.

Who operates AS22828?

AS22828 is operated by United States Food and Drug Administration. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS22828 registered in?

AS22828 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-26 15:55:31 UTC
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