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Autonomous System

AS3791

Ascension Technologies

Announced IPs
5,888
CIDR prefixes
8
ASN
AS3791

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 v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS3791 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
198.186.125.0/24 12,255 2026-07-21 22:18:49
198.186.65.0/24 12,255 2026-07-21 22:18:49
198.186.126.0/24 12,255 2026-07-21 22:18:49
198.186.127.0/24 12,246 2026-07-21 22:18:49
198.186.71.0/24 12,244 2026-07-21 22:18:49
198.186.122.0/24 12,241 2026-07-21 22:18:49
198.186.70.0/24 12,232 2026-07-21 22:18:49
198.186.66.0/24 12,231 2026-07-21 22:18:49
198.186.121.0/24 12,227 2026-07-21 22:18:49
198.186.67.0/24 12,227 2026-07-21 22:18:49
198.186.124.0/24 12,217 2026-07-21 22:18:49
198.186.120.0/24 12,206 2026-07-21 22:18:49
198.186.64.0/24 12,199 2026-07-21 22:18:49
198.186.68.0/24 12,191 2026-07-21 22:18:49
198.186.123.0/24 12,190 2026-07-21 22:18:49
198.186.69.0/24 12,165 2026-07-21 22:18:49
199.47.18.0/24 4,169 2026-07-21 22:16:47
199.250.118.0/24 3,808 2026-07-21 22:27:07
199.250.119.0/24 3,781 2026-07-21 22:27:07
199.47.28.0/24 3,349 2026-07-21 22:17:02
192.206.56.0/24 3,323 2026-07-21 22:16:47
199.47.16.0/24 3,313 2026-07-21 22:18:47
199.47.30.0/24 3,303 2026-07-21 22:19:03

Frequently Asked Questions

What is AS3791?

AS3791 is an Autonomous System Number assigned to Ascension Technologies. 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 AS3791 announce?

AS3791 announces 5.9K IPv4 addresses distributed across 8 routed CIDR prefixes. The network is registered in United States.

Who operates AS3791?

AS3791 is operated by Ascension Technologies. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS3791 registered in?

AS3791 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: 2026-07-21 22:40:32 UTC
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