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WorldIP.io
Autonomous System

AS151397

China Telecom

Announced IPs
4,864
CIDR prefixes
13
ASN
AS151397

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 v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
193.119.8.0/22 1.0K
0.0%
China Telecom CN — —
193.119.6.0/23 512
0.0%
China Telecom CN — —
193.119.10.0/23 512
0.0%
China Telecom CN — —
193.119.12.0/23 512
0.0%
China Telecom CN — —
193.119.20.0/23 512
0.0%
China Telecom CN — —
193.119.0.0/24 256
0.0%
China Telecom CN — —
193.119.4.0/24 256
0.0%
China Telecom CN — —
193.119.6.0/24 256
0.0%
China Telecom FR — —
193.119.7.0/24 256
0.0%
China Telecom BR — —
193.119.8.0/24 256
0.0%
China Telecom JP — —
193.119.9.0/24 256
0.0%
China Telecom BR — —
193.119.12.0/24 256
0.0%
China Telecom US — —
193.119.13.0/24 256
0.0%
China Telecom NL — —
193.119.15.0/24 256
0.0%
China Telecom CN — —
193.119.17.0/24 256
0.0%
China Telecom CN — —
193.119.19.0/24 256
0.0%
China Telecom CN — —
193.119.20.0/24 256
0.0%
China Telecom CN — —
193.119.21.0/24 256
0.0%
China Telecom DE — —
193.119.22.0/24 256
0.0%
China Telecom CN — —
193.119.25.0/24 256
0.0%
China Telecom CN — —
193.119.28.0/24 256
0.0%
China Telecom CN — —
193.119.30.0/24 256
0.0%
China Telecom CN — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS151397 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
193.119.10.0/24 75,994 2026-11-13 09:25:03
193.119.4.0/24 59,606 2026-11-13 09:29:29
193.119.22.0/24 44,934 2026-11-13 09:19:20
193.119.9.0/24 32,678 2026-11-13 09:19:20
193.119.30.0/24 25,242 2026-11-13 09:19:20
193.119.20.0/24 25,130 2026-11-13 09:19:20
193.119.19.0/24 23,831 2026-11-13 09:19:20
193.119.12.0/24 23,348 2026-11-13 09:19:20
193.119.7.0/24 23,313 2026-11-13 09:19:20
193.119.21.0/24 22,703 2026-11-13 09:19:20
193.119.15.0/24 21,123 2026-11-13 09:19:20
193.119.25.0/24 20,440 2026-11-13 09:19:20
193.119.6.0/24 17,371 2026-11-13 09:19:20
193.119.17.0/24 16,872 2026-11-13 09:19:20
193.119.28.0/24 16,856 2026-11-13 09:19:20
193.119.13.0/24 16,263 2026-11-13 09:19:20
193.119.11.0/24 14,358 2026-11-13 09:19:20
193.119.8.0/24 11,932 2026-11-13 09:19:20
193.119.0.0/24 11,176 2026-11-13 09:19:20

Frequently Asked Questions

What is AS151397?

AS151397 is an Autonomous System Number assigned to China Telecom. 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 AS151397 announce?

AS151397 announces 4.9K IPv4 addresses distributed across 13 routed CIDR prefixes. The network is registered in China.

Who operates AS151397?

AS151397 is operated by China Telecom. The organization is based in China. You can view all IP ranges and related ASNs on the organization page.

What country is AS151397 registered in?

AS151397 is registered in China. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-11-13 09:39:05 UTC
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