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Autonomous System

AS33573

Bay Area Air Quality Management District

Announced IPs
512
CIDR prefixes
2
ASN
AS33573

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.

65/100
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

CIDRIPsPTR DensityOrganizationCountryStateCity
192.137.109.0/24 256
0.0%
Bay Area Air Quality Management District US
192.137.110.0/24 256
0.0%
Bay Area Air Quality Management District US

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS33573 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
192.137.110.0/24 10,864 2026-08-04 02:56:01
192.137.109.0/24 10,842 2026-08-04 02:55:01

Frequently Asked Questions

What is AS33573?

AS33573 is an Autonomous System Number assigned to Bay Area Air Quality Management District. 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 AS33573 announce?

AS33573 announces 512 IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in United States.

Who operates AS33573?

AS33573 is operated by Bay Area Air Quality Management District. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS33573 registered in?

AS33573 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: 2026-08-04 03:25:32 UTC
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