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Autonomous System

AS17651

AboveNet Communications Taiwan

Announced IPs
512
CIDR prefixes
2
ASN
AS17651

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.

70/100
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
150.116.52.0/24 256
90.6%
AboveNet Communications Taiwan TW
150.116.116.0/24 256
0.0%
AboveNet Communications Taiwan TW

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS17651 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
150.116.116.0/24 5,014 2026-07-28 20:37:27
150.116.52.0/24 4,989 2026-07-28 20:37:27

Frequently Asked Questions

What is AS17651?

AS17651 is an Autonomous System Number assigned to AboveNet Communications Taiwan. 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 AS17651 announce?

AS17651 announces 512 IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in Taiwan.

Who operates AS17651?

AS17651 is operated by AboveNet Communications Taiwan. The organization is based in Taiwan. You can view all IP ranges and related ASNs on the organization page.

What country is AS17651 registered in?

AS17651 is registered in Taiwan. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-28 21:10:36 UTC
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