MyIPScan

Autonomous System

AS4837 — China Unicom Backbone

Telecom
Organization
China Unicom Backbone
ASN
AS4837
Country
China
Category
Telecom

By: Katia Belokon · Updated June 2026

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What is AS4837 (China Unicom Backbone)?

AS4837 is operated by China Unicom, one of China's three major state-owned telecoms. The AS4837 backbone carries China Unicom's nationwide internet traffic for residential, enterprise, and data center customers.

Privacy note

AS4837 appears in IP lookups for China Unicom subscribers or servers. It is one of three major backbone ASNs serving China alongside China Telecom and China Mobile.

Check IPs in AS4837 with MyIPScan tools

IP Geolocation LookupSee country, city, ISP, and ASN details for any IP address. IP Blacklist CheckerCheck if an IP appears on major spam and abuse blocklists. WHOIS LookupGet registrar and ownership information for this IP block. DNS LookupLook up PTR records and DNS data for specific IPs. DNS Leak TestCheck which DNS resolvers your browser is using right now. VPN Leak TestVerify your VPN is routing all traffic correctly. What Is an ASN?How autonomous systems identify networks.China Unicom IP rangesAnnounced prefixes for this network.

Frequently asked questions about AS4837

Who owns AS4837?

AS4837 is registered to China Unicom Backbone, a Telecom network based in China.

What type of network is AS4837?

AS4837 is classified as a Telecom. This type of network is responsible for routing traffic within its allocated IP address ranges.

How do I investigate IPs in AS4837?

Use MyIPScan's IP Geolocation Lookup, WHOIS Lookup, or IP Blacklist Checker. You can also look up AS4837 in public BGP databases such as bgp.he.net.

Related networks

Other ISP and mobile carrier autonomous systems.

AS9808 — China Mobile CommunicationsTelecom · China.AS4134 — China Telecom BackboneTelecom · China.AS5391 — Hrvatski TelekomISP · Croatia.AS6327 — Shaw Communications (now Rogers)ISP · Canada.AS3215 — Orange S.A. (France Telecom)ISP · France.

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