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ASN LANDING PAGE

AS4538

ERX-CERNET-BKB China Education and Research Network Center

Last updated · Apr 4, 2026

Country

—

Total prefixes

3684

IPv4 prefixes

3676

IPv6 prefixes

8

ASN summary

How to read the scale of AS4538

ERX-CERNET-BKB China Education and Research Network Center currently shows 3684 prefixes and 55 upstream, downstream, or peer relationships. Larger prefix inventories often indicate broader network footprint, but they should still be read together with country and peering context.

When is an ASN page most useful?

ASN landing pages are more useful than a single IP page when you want cloud provider attribution, routing research, infrastructure comparison, or network topology analysis at the organization level.

How should you read the country, organization, and role of AS4538?

ERX-CERNET-BKB China Education and Research Network Center is currently associated with an unknown region. Country data is only a starting point; the more important signals are the organization name, website, prefix volume, and peering relationships that reveal whether the network behaves like a cloud platform, ISP, CDN, or enterprise backbone.

What should you inspect next after the AS4538 page?

This page is currently showing live ASN data that can be used for peer, prefix, and network scale analysis. The most useful next step is usually to return to a related IP landing page, then compare that concrete address with this ASN profile and with broader topic pages for routing, cloud attribution, or WHOIS ownership analysis.

Search intents this ASN page helps cover

AS4538 ASN lookupAS4538 BGPAS4538 peersAS4538 prefixesAS4538 upstreamsERX-CERNET-BKB China Education and Research Network Center ASN

Upstreams

Detailed data for this ASN is not available right now.

Downstreams

AS24348

AS24348

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AS9405

AS9405

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AS133111

AS133111

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AS23911

AS23911

—

AS23910

AS23910

—

AS24361

AS24361

—

AS139139

AS139139

—

AS133465

AS133465

—

AS24364

AS24364

—

AS138371

AS138371

—

AS134169

AS134169

—

AS24363

AS24363

—

AS138441

AS138441

—

AS24349

AS24349

—

AS24355

AS24355

—

AS24357

AS24357

—

AS24362

AS24362

—

AS24369

AS24369

—

AS24350

AS24350

—

AS131578

AS131578

—

AS24353

AS24353

—

AS24370

AS24370

—

AS138378

AS138378

—

AS24371

AS24371

—

AS146782

AS146782

—

AS24352

AS24352

—

AS24358

AS24358

—

AS24372

AS24372

—

AS4134

AS4134

—

AS138369

AS138369

—

Prefix inventory

PrefixNameCountry
1.184.0.0/15AS4538—
1.51.0.0/16AS4538—
1.51.112.0/24AS4538—
1.51.120.0/21AS4538—
1.51.192.0/18AS4538—
1.51.3.0/24AS4538—
101.4.0.0/14AS4538—
101.4.0.0/20AS4538—
101.4.140.0/24AS4538—
101.4.156.0/24AS4538—
101.4.16.0/20AS4538—
101.4.192.0/18AS4538—
101.4.2.0/24AS4538—
101.4.32.0/20AS4538—
101.4.48.0/21AS4538—
101.4.56.0/24AS4538—
101.4.63.0/24AS4538—
101.4.64.0/20AS4538—
101.5.0.0/16AS4538—
101.5.0.0/17AS4538—
101.5.128.0/17AS4538—
101.5.128.0/21AS4538—
101.5.136.0/21AS4538—
101.5.24.0/21AS4538—
101.5.40.0/21AS4538—
101.6.0.0/16AS4538—
101.6.0.0/17AS4538—
101.6.128.0/17AS4538—
101.6.16.0/23AS4538—
101.6.6.0/24AS4538—
101.7.0.0/22AS4538—
101.7.128.0/18AS4538—
101.7.160.0/24AS4538—
101.7.64.0/18AS4538—
101.7.7.0/24AS4538—
101.76.0.0/15AS4538—
101.76.192.0/23AS4538—
101.77.0.0/16AS4538—
103.137.60.0/24AS4538—
103.165.110.0/24AS4538—

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Related lookups and next steps

WHOIS vs ASN Ownership Guide

Continue from this ASN into the differences between WHOIS ownership and ASN ownership.

Routing Troubleshooting and Network Analysis

Continue from this ASN into route troubleshooting and network analysis.

Cloud Network and ASN Comparison

Useful when you want to compare this ASN against larger cloud and edge networks.

WHOIS and IP Ownership Guide

Continue from the ASN page into WHOIS and ownership verification.

Frequently asked questions about this ASN page

What does AS4538 represent?

AS4538 is an autonomous system number used to identify an independently operated network. The current page associates it with ERX-CERNET-BKB China Education and Research Network Center in an unknown region, which helps determine whether it behaves like a cloud provider, ISP, CDN, or enterprise backbone.

What are peers, upstreams, and prefixes useful for on the AS4538 page?

They help explain the scale, interconnection depth, and route structure of AS4538. Richer peering and upstream data often indicate broader network reach, but they should still be interpreted together with prefixes and related IP landing pages.

What should you do after reviewing AS4538?

The best next step is usually to return to a concrete IP landing page to see how a specific address maps into AS4538, then continue into cloud, WHOIS, or routing topic pages to understand the network in a broader context.

Related topics

WHOIS vs ASN Ownership Guide

Understand why WHOIS ownership and ASN ownership can differ, and how to combine both when deciding who really owns or operates an IP.

WHOIS and IP Ownership Guide

Use WHOIS, ASN, prefixes, and organization data to determine who ultimately owns an IP, range, or resolved domain target.

BGP and ASN Basics Guide

Learn what ASN, BGP routes, prefixes, upstreams, downstreams, and peers mean, then explore real ASN pages.

Cloud Network and ASN Comparison

Compare large cloud and edge networks such as Google, Cloudflare, Microsoft, and Amazon through their ASN landing pages.