Country
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ASN LANDING PAGE
AS5610
O2-CZECH-REPUBLIC - O2 Czech Republic, a.s.
Last updated · Apr 4, 2026
Total prefixes
72
IPv4 prefixes
67
IPv6 prefixes
5
ASN summary
How to read the scale of AS5610
O2-CZECH-REPUBLIC - O2 Czech Republic, a.s. currently shows 72 prefixes and 70 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 AS5610?
O2-CZECH-REPUBLIC - O2 Czech Republic, a.s. 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 AS5610 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
AS5610 ASN lookupAS5610 BGPAS5610 peersAS5610 prefixesAS5610 upstreamsO2-CZECH-REPUBLIC - O2 Czech Republic, a.s. ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
AS16246
AS16246
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AS42908
AS42908
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AS197353
AS197353
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AS35096
AS35096
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AS198282
AS198282
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AS208712
AS208712
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AS215711
AS215711
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AS211274
AS211274
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AS208906
AS208906
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AS198605
AS198605
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AS206613
AS206613
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AS204172
AS204172
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AS208950
AS208950
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AS25321
AS25321
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AS203411
AS203411
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AS205233
AS205233
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AS204372
AS204372
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AS43866
AS43866
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AS21241
AS21241
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AS198991
AS198991
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AS13105
AS13105
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AS199059
AS199059
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AS206683
AS206683
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AS38952
AS38952
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AS39453
AS39453
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AS43037
AS43037
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AS43757
AS43757
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AS49580
AS49580
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AS15380
AS15380
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AS28952
AS28952
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AS204907
AS204907
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AS197920
AS197920
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AS21942
AS21942
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AS62083
AS62083
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AS201163
AS201163
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AS59747
AS59747
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AS2571
AS2571
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AS16019
AS16019
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Peers
AS1299
AS1299
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AS174
AS174
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AS6939
AS6939
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AS6461
AS6461
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AS8218
AS8218
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AS33891
AS33891
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AS1764
AS1764
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AS8220
AS8220
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AS39392
AS39392
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AS29504
AS29504
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AS4455
AS4455
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AS198150
AS198150
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AS212483
AS212483
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AS40994
AS40994
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AS24482
AS24482
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AS49544
AS49544
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AS6881
AS6881
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AS36236
AS36236
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AS6204
AS6204
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AS6663
AS6663
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AS202297
AS202297
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AS199490
AS199490
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AS14840
AS14840
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AS22356
AS22356
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AS60068
AS60068
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AS21215
AS21215
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AS47232
AS47232
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AS39120
AS39120
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AS263444
AS263444
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AS15935
AS15935
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AS2852
AS2852
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AS16246
AS16246
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Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 109.80.0.0/15 | AS5610 | — |
| 109.81.112.0/20 | AS5610 | — |
| 109.81.160.0/20 | AS5610 | — |
| 160.218.0.0/16 | AS5610 | — |
| 161.195.144.0/24 | AS5610 | — |
| 185.143.112.0/22 | AS5610 | — |
| 185.61.228.0/22 | AS5610 | — |
| 193.17.13.0/24 | AS5610 | — |
| 193.84.12.0/22 | AS5610 | — |
| 193.84.12.0/23 | AS5610 | — |
| 193.84.14.0/23 | AS5610 | — |
| 194.165.47.0/24 | AS5610 | — |
| 194.228.0.0/16 | AS5610 | — |
| 194.228.0.0/17 | AS5610 | — |
| 194.228.128.0/17 | AS5610 | — |
| 194.228.72.0/22 | AS5610 | — |
| 194.50.248.0/23 | AS5610 | — |
| 195.5.186.0/24 | AS5610 | — |
| 2001:41d8::/32 | AS5610 | — |
| 2001:67c:dd4::/48 | AS5610 | — |
| 217.117.208.0/20 | AS5610 | — |
| 217.194.160.0/20 | AS5610 | — |
| 2a00:1028::/29 | AS5610 | — |
| 2a00:1028::/32 | AS5610 | — |
| 2a02:9b8::/31 | AS5610 | — |
| 37.188.128.0/17 | AS5610 | — |
| 5.23.39.0/24 | AS5610 | — |
| 80.188.0.0/16 | AS5610 | — |
| 80.188.0.0/17 | AS5610 | — |
| 80.188.128.0/17 | AS5610 | — |
| 80.188.222.0/24 | AS5610 | — |
| 80.188.40.0/24 | AS5610 | — |
| 81.90.160.0/20 | AS5610 | — |
| 81.90.168.0/21 | AS5610 | — |
| 81.90.168.0/24 | AS5610 | — |
| 81.90.170.0/24 | AS5610 | — |
| 81.90.173.0/24 | AS5610 | — |
| 83.208.0.0/16 | AS5610 | — |
| 83.208.0.0/18 | AS5610 | — |
| 83.208.128.0/19 | AS5610 | — |
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AS16509 · Amazon
A useful ASN landing page for understanding AWS and large cloud-network ownership.
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 AS5610 represent?
AS5610 is an autonomous system number used to identify an independently operated network. The current page associates it with O2-CZECH-REPUBLIC - O2 Czech Republic, a.s. 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 AS5610 page?
They help explain the scale, interconnection depth, and route structure of AS5610. 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 AS5610?
The best next step is usually to return to a concrete IP landing page to see how a specific address maps into AS5610, 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.