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Autonomous System

AS148981

China Telecom

Announced IPs
25,856
CIDR prefixes
28
ASN
AS148981

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
111.180.144.0/20 4.1K
0.0%
China Telecom CN
111.180.192.0/20 4.1K
0.0%
China Telecom CN
111.180.184.0/21 2.0K
0.0%
China Telecom CN
121.62.16.0/21 2.0K
0.0%
China Telecom CN
103.78.60.0/22 1.0K
0.0%
China Telecom CN
103.97.144.0/22 1.0K
0.0%
China Telecom CN
103.115.92.0/22 1.0K
0.0%
China Telecom CN
111.173.80.0/22 1.0K
0.0%
China Telecom CN
111.173.104.0/22 1.0K
0.0%
China Telecom CN
111.173.116.0/22 1.0K
0.0%
China Telecom CN
111.180.136.0/22 1.0K
0.0%
China Telecom CN Hubei Shiyan
121.62.24.0/22 1.0K
0.0%
China Telecom CN
121.62.60.0/22 1.0K
0.0%
China Telecom CN
27.30.76.0/23 512
0.0%
China Telecom CN
61.136.164.0/23 512
0.0%
China Telecom CN
27.25.128.0/24 256
0.0%
China Telecom CN
27.25.130.0/24 256
0.0%
China Telecom CN
27.25.132.0/24 256
0.0%
China Telecom CN
27.25.148.0/24 256
0.0%
China Telecom CN
27.25.151.0/24 256
0.0%
China Telecom CN
27.25.152.0/24 256
0.0%
China Telecom CN
27.25.155.0/24 256
0.0%
China Telecom CN
61.136.163.0/24 256
0.0%
China Telecom CN
61.136.235.0/24 256
0.0%
China Telecom CN
61.183.42.0/24 256
0.0%
China Telecom CN
111.173.89.0/24 256
0.0%
China Telecom CN
119.101.148.0/24 256
0.0%
China Telecom CN
210.16.183.0/24 256
0.0%
China Telecom CN

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS148981 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
27.25.155.0/24 20,336 2026-07-24 00:02:19
27.25.148.0/24 20,328 2026-07-24 00:02:19
27.25.151.0/24 20,312 2026-07-24 00:02:19
111.180.144.0/20 18,945 2026-07-24 00:02:19
111.180.136.0/22 18,906 2026-07-24 00:02:19
111.173.89.0/24 18,885 2026-07-24 00:02:19
111.173.116.0/22 18,884 2026-07-24 00:02:19
111.180.206.0/23 18,854 2026-07-24 00:02:19
121.62.16.0/21 18,816 2026-07-24 00:02:19
111.173.80.0/22 18,802 2026-07-24 00:02:19
111.180.204.0/23 18,779 2026-07-24 00:02:19
61.136.164.0/24 18,743 2026-07-24 00:02:19
111.180.188.0/22 18,737 2026-07-24 00:02:19
27.25.132.0/24 18,736 2026-07-24 00:02:19
27.25.130.0/24 18,728 2026-07-24 00:02:19
61.136.165.0/24 18,706 2026-07-24 00:02:19
61.136.163.0/24 18,690 2026-07-24 00:02:19
119.101.148.0/24 18,655 2026-07-24 00:02:19
27.30.76.0/24 18,653 2026-07-24 00:02:19
111.173.104.0/22 18,651 2026-07-24 00:02:19
27.30.77.0/24 18,639 2026-07-24 00:02:19
61.136.235.0/24 18,634 2026-07-24 00:02:19
111.180.200.0/22 18,630 2026-07-24 00:02:19
121.62.24.0/22 18,607 2026-07-24 00:02:19
27.25.128.0/24 18,603 2026-07-24 00:02:19
61.183.42.0/24 18,581 2026-07-24 00:02:19
27.25.152.0/24 18,579 2026-07-24 00:02:19
121.62.60.0/22 18,568 2026-07-24 00:02:19
111.180.184.0/22 18,529 2026-07-24 00:02:19
111.180.192.0/21 18,527 2026-07-24 00:02:19
210.16.183.0/24 5,616 2026-07-24 00:02:19
103.97.144.0/22 645 2026-07-23 15:12:17
103.78.60.0/22 640 2026-07-23 15:12:17
103.115.92.0/22 634 2026-07-23 15:12:17

Frequently Asked Questions

What is AS148981?

AS148981 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 AS148981 announce?

AS148981 announces 25.9K IPv4 addresses distributed across 28 routed CIDR prefixes. The network is registered in China.

Who operates AS148981?

AS148981 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 AS148981 registered in?

AS148981 is registered in China. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-24 00:40:30 UTC
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