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AccessComprehensive ASN WHOISData for Network Research

Explore ASN WHOIS data for ownership, organizational details, and associated IP ranges to map network topology and routing policies. Use accurate ASN insights to optimize routing, study ISPs, and improve network planning and operations.

As NumberAs NameOrg NameDescriptionOrg HandleCountryTypeDomainWebsiteAllocation StatusWhois HostWhois ResponseBgp WhoisNum Of I Pv4 RoutesNum Of I Pv6 RoutesDate AllocatedRoutesEmail contactsAbuse contactsPeers asnsUpstream asnsDownstream asnsPeers countUpstream countDownstream count
3640MX-CICE-LACNICC I C E S EN/AMX-CICE-LACNICMXEDUCATIONcicese.mxN/AN/Alacnic % Joint Whois - whois.lacnic...N/A722025-06-20T00:00158.97.0.0/18,2801:c4:f8::/45,...[email protected],heespi@ci...N/AAS28569,AS16596,AS8151,AS278AS28569,AS8151AS16596,AS278422
3MIT-GATEWAYSMassachusetts Institute of Tec...N/Amit-2USEDUCATIONmit.eduN/AN/AARIN # # ARIN WHOIS data and servi...N/A9392025-12-02T00:0018.3.13.0/24,18.3.7.0/24,18.3....[email protected],[email protected],...N/AAS54755,AS133296,AS27064,AS701...AS133296,AS7015,AS174,AS63483,...AS54755,AS133720,AS2260821143
3638GLOBALIShaman Exchange, Inc.N/Ashaman-5USISPglobali.netN/AN/AARIN # # ARIN WHOIS data and servi...N/A002002-09-13T00:00N/A[email protected][email protected]N/AN/AN/AN/AN/AN/A
7DSTLThe Defence Science and Techno...N/Aorg-tdsa4-ripeGBGOVERNMENTdstl.gov.ukN/AN/ARIPE% This is the RIPE Database qu...N/A1812018-11-05T09:31:24146.80.160.0/19,146.80.240.0/2...N/A[email protected]AS133936,AS263508,AS53121,AS13...AS133936,AS53121,AS136617,AS52...AS263508,AS271347,AS2722771053
3639AS-BIZNETMystic Valley CommunicationsN/Amvc-12USISPnetsavvy.comN/AN/AARIN # # ARIN WHOIS data and servi...N/A001994-06-01T00:00N/A[email protected]N/AN/AN/AN/AN/AN/AN/A
3661ERX-CUHKNETThe Chinese University of Hong...The Chinese University of Hong...org-cuoh1-apHKEDUCATIONcuhk.edu.hkN/AN/AAPNIC% [whois.apnic.net] % Whois da...N/A822022-12-05T02:41:49203.188.64.0/20,175.159.224.0/...[email protected],noc-tech...[email protected]AS137207,AS39120,AS7713,AS4641...AS7713,AS137207,AS39120,AS4641...N/A2311N/A
3653HBAL-2-3653House of Ben Avraham LLCN/Ahbal-2USBUSINESShoba.netN/AN/AARIN # # ARIN WHOIS data and servi...N/A412021-09-14T00:00193.149.148.0/24,193.149.148.0...[email protected]N/AAS14537,AS174,AS8674,AS24482,A...AS4826,AS23352,AS137409,AS5650...AS2014433111
1528+
TLDs
693M+
Active Domains
880M+
Domains Tracked
3553M+
WHOIS Records
4933M+
Host Names
13B+
DNS Records
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Products

ASN WHOIS Database

The ASN WHOIS Database offers organized, normalized data, separating contact, ownership, and ASN information into distinct objects within a single JSON file. It is updated daily and standardized across all RIRs (ARIN, RIPE NCC, APNIC, LACNIC, AFRINIC).

Features

Extensive ASN Listings
Detailed Organization Info
IP Range Associations
API Access
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Features

WhatASN Whois Database SolutionProvides

Your Whois Source for Ownership, History, and Network Insights

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Extensive ASN Listings

Access a wide range of ASNs from around the world to study the global internet backbone and interconnection patterns.

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Detailed Organization Info

Retrieve operational and contact details for AS holders, supporting verification, coordination, and network planning efforts.

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IP Range Associations

View which IP blocks are associated with specific ASNs, helping define ownership, network scope, and routing boundaries.

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API Access

Connect ASN data with your tools via API for seamless integration, automation, and network management capabilities.

Products

Tailored ASN DataSolutions
Customized ASN database solutions designed to fit your unique network needs.
Tailored ASN Data Solutions

Custom ASN datasets by country, company, or criteria, complete with ownership, contact, and routing intelligence. Delivered daily in timely, standardized feeds to help you stay ahead with comprehensive ASN insights.

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Use Cases

ASN Data Solutions in Action

Explore ASN data use cases, from routing to incident response.

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Network Mapping

Analyze ASN interconnections to map global internet topology, enhancing visibility, planning, and optimized traffic flow.

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Routing Optimization

Optimize traffic flow and connectivity by analyzing ASN routing paths and policies to improve latency, efficiency, and performance.

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Peering Agreements

Identify ASN partners for peering to expand reach, cut transit costs, improve routing efficiency, and strengthen ISP negotiations.

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Security Analysis

Monitor ASN routing to detect anomalies, hijacking, leaks, and spoofing, enhancing early threat detection and network security.

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Market Analysis

Evaluate ASN distribution to gauge ISP presence, track infrastructure trends, and guide expansion, investment, and competitiveness.

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Academic Research

Leverage ASN data to study internet evolution, analyze network behavior, and support research in protocols, topology, and connectivity.

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Unlock ASN Whois insights to optimize routing, strengthen security, cut transit costs, and drive smarter network expansion.

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