Country
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ASN LANDING PAGE
AS29056
CITYCOM-AS - Citycom Telekommunikation GmbH
Last updated · Apr 4, 2026
Total prefixes
18
IPv4 prefixes
17
IPv6 prefixes
1
ASN summary
How to read the scale of AS29056
CITYCOM-AS - Citycom Telekommunikation GmbH currently shows 18 prefixes and 44 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 AS29056?
CITYCOM-AS - Citycom Telekommunikation GmbH 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 AS29056 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
AS29056 ASN lookupAS29056 BGPAS29056 peersAS29056 prefixesAS29056 upstreamsCITYCOM-AS - Citycom Telekommunikation GmbH ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
Peers
AS8447
AS8447
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AS3356
AS3356
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AS1764
AS1764
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AS6939
AS6939
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AS9002
AS9002
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AS13030
AS13030
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AS3303
AS3303
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AS5405
AS5405
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AS8218
AS8218
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AS41327
AS41327
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AS34288
AS34288
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AS40994
AS40994
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AS47147
AS47147
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AS49544
AS49544
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AS50629
AS50629
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AS51184
AS51184
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AS59890
AS59890
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AS6720
AS6720
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AS31510
AS31510
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AS35369
AS35369
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AS47692
AS47692
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AS14840
AS14840
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AS3212
AS3212
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AS13004
AS13004
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AS15958
AS15958
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AS29049
AS29049
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AS39120
AS39120
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AS198150
AS198150
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AS212483
AS212483
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AS9498
AS9498
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AS6663
AS6663
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AS29208
AS29208
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AS48362
AS48362
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AS25447
AS25447
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Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 109.73.144.0/20 | AS29056 | — |
| 185.15.236.0/22 | AS29056 | — |
| 185.220.252.0/22 | AS29056 | — |
| 185.222.128.0/22 | AS29056 | — |
| 185.225.144.0/22 | AS29056 | — |
| 185.228.128.0/22 | AS29056 | — |
| 185.233.144.0/22 | AS29056 | — |
| 185.236.72.0/22 | AS29056 | — |
| 193.46.248.0/24 | AS29056 | — |
| 194.110.78.0/24 | AS29056 | — |
| 195.88.238.0/23 | AS29056 | — |
| 217.29.144.0/20 | AS29056 | — |
| 2a02:758::/32 | AS29056 | — |
| 37.143.176.0/20 | AS29056 | — |
| 77.75.23.0/24 | AS29056 | — |
| 85.237.0.0/19 | AS29056 | — |
| 91.143.96.0/20 | AS29056 | — |
| 91.208.56.0/24 | AS29056 | — |
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Related lookups and next steps
WHOIS vs ASN Ownership Guide
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Routing Troubleshooting and Network Analysis
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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 AS29056 represent?
AS29056 is an autonomous system number used to identify an independently operated network. The current page associates it with CITYCOM-AS - Citycom Telekommunikation GmbH 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 AS29056 page?
They help explain the scale, interconnection depth, and route structure of AS29056. 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 AS29056?
The best next step is usually to return to a concrete IP landing page to see how a specific address maps into AS29056, 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.