Skip to main content
Autonomous System

AS35921

Cottage Health

Announced IPs
512
CIDR prefixes
2
ASN
AS35921

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
8.45.54.0/24 256
0.0%
Cottage Health US
205.210.224.0/24 256
0.0%
Cottage Health US

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS35921 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
8.45.54.0/24 5,255 2026-07-26 06:05:38
205.210.224.0/24 5,115 2026-07-26 06:06:25

Frequently Asked Questions

What is AS35921?

AS35921 is an Autonomous System Number assigned to Cottage Health. 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 AS35921 announce?

AS35921 announces 512 IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in United States.

Who operates AS35921?

AS35921 is operated by Cottage Health. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS35921 registered in?

AS35921 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 06:10:31 UTC
Share