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Autonomous System

AS137746

China Internet Network Information Center

Announced IPs
768
CIDR prefixes
2
ASN
AS137746

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
103.135.192.0/23 512
0.0%
AS137746 CN Beijing Beijing
103.135.195.0/24 256
0.0%
AS137746 CN Shanghai Shanghai

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS137746 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
103.135.193.0/24 6,322 2026-07-26 21:45:19
103.135.195.0/24 5,783 2026-07-26 21:45:17
103.135.192.0/24 4,488 2026-07-26 21:45:17

Frequently Asked Questions

What is AS137746?

AS137746 is an Autonomous System Number assigned to China Internet Network Information Center. 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 AS137746 announce?

AS137746 announces 768 IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in China.

Who operates AS137746?

AS137746 is operated by China Internet Network Information Center. The organization is based in China. You can view all IP ranges and related ASNs on the organization page.

What country is AS137746 registered in?

AS137746 is registered in China. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-27 00:10:32 UTC
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