Country
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ASN LANDING PAGE
AS47720
CIX-AS - CORK INTERNET EXCHANGE LIMITED
Last updated · Apr 4, 2026
Total prefixes
17
IPv4 prefixes
14
IPv6 prefixes
3
ASN summary
How to read the scale of AS47720
CIX-AS - CORK INTERNET EXCHANGE LIMITED currently shows 17 prefixes and 48 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 AS47720?
CIX-AS - CORK INTERNET EXCHANGE LIMITED 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 AS47720 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
AS47720 ASN lookupAS47720 BGPAS47720 peersAS47720 prefixesAS47720 upstreamsCIX-AS - CORK INTERNET EXCHANGE LIMITED ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
Peers
AS8220
AS8220
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AS6939
AS6939
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AS3257
AS3257
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AS1273
AS1273
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AS25091
AS25091
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AS34549
AS34549
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AS50304
AS50304
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AS3214
AS3214
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AS9002
AS9002
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AS20764
AS20764
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AS35280
AS35280
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AS29075
AS29075
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AS34177
AS34177
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AS34927
AS34927
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AS39351
AS39351
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AS41327
AS41327
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AS48362
AS48362
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AS37468
AS37468
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AS56911
AS56911
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AS24482
AS24482
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AS37680
AS37680
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AS51185
AS51185
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AS52320
AS52320
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AS137409
AS137409
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AS271253
AS271253
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AS286
AS286
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AS1828
AS1828
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AS6424
AS6424
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AS14630
AS14630
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AS14840
AS14840
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AS16347
AS16347
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AS28792
AS28792
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AS31742
AS31742
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AS35266
AS35266
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AS37497
AS37497
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AS42473
AS42473
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AS48070
AS48070
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AS50300
AS50300
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AS62167
AS62167
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AS207841
AS207841
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Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 185.137.20.0/22 | AS47720 | — |
| 185.175.168.0/22 | AS47720 | — |
| 185.176.0.0/22 | AS47720 | — |
| 185.49.60.0/22 | AS47720 | — |
| 185.57.116.0/22 | AS47720 | — |
| 217.74.48.0/20 | AS47720 | — |
| 217.74.48.0/22 | AS47720 | — |
| 217.74.52.0/22 | AS47720 | — |
| 217.74.56.0/21 | AS47720 | — |
| 2607:6b80:3d::/48 | AS47720 | — |
| 2a02:2078::/32 | AS47720 | — |
| 2a02:5b20::/32 | AS47720 | — |
| 45.140.144.0/24 | AS47720 | — |
| 84.39.232.0/21 | AS47720 | — |
| 89.31.168.0/21 | AS47720 | — |
| 91.103.0.0/21 | AS47720 | — |
| 91.223.9.0/24 | AS47720 | — |
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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 AS47720 represent?
AS47720 is an autonomous system number used to identify an independently operated network. The current page associates it with CIX-AS - CORK INTERNET EXCHANGE LIMITED 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 AS47720 page?
They help explain the scale, interconnection depth, and route structure of AS47720. 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 AS47720?
The best next step is usually to return to a concrete IP landing page to see how a specific address maps into AS47720, 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.