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Autonomous System

AS46256

Sutter Health

Announced IPs
6,656
CIDR prefixes
4
ASN
AS46256

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
198.217.96.0/20 4.1K
0.0%
Sutter Health US
198.217.72.0/21 2.0K
0.0%
Sutter Health US California Oakland
198.217.64.0/24 256
0.0%
Sutter Health US
198.217.112.0/24 256
0.0%
Sutter Health US California Granite Bay

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS46256 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
198.217.72.0/21 6,538 2026-07-31 02:27:56
198.217.64.0/24 5,951 2026-07-31 02:27:46
198.217.112.0/24 4,379 2026-07-31 02:27:55
198.217.96.0/20 4,362 2026-07-31 02:27:56

Frequently Asked Questions

What is AS46256?

AS46256 is an Autonomous System Number assigned to Sutter 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 AS46256 announce?

AS46256 announces 6.7K IPv4 addresses distributed across 4 routed CIDR prefixes. The network is registered in United States.

Who operates AS46256?

AS46256 is operated by Sutter Health. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS46256 registered in?

AS46256 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: 2026-07-31 02:40:31 UTC
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