Country
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ASN LANDING PAGE
AS21263
TELEDATA-AS - TeleData GmbH
Last updated · Apr 4, 2026
Total prefixes
46
IPv4 prefixes
39
IPv6 prefixes
7
ASN summary
How to read the scale of AS21263
TELEDATA-AS - TeleData GmbH currently shows 46 prefixes and 52 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 AS21263?
TELEDATA-AS - TeleData 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 AS21263 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
AS21263 ASN lookupAS21263 BGPAS21263 peersAS21263 prefixesAS21263 upstreamsTELEDATA-AS - TeleData GmbH ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
Peers
AS6939
AS6939
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AS3356
AS3356
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AS3257
AS3257
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AS6762
AS6762
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AS58115
AS58115
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AS50263
AS50263
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AS6461
AS6461
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AS34549
AS34549
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AS50304
AS50304
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AS58057
AS58057
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AS20764
AS20764
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AS3214
AS3214
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AS5405
AS5405
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AS35280
AS35280
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AS3320
AS3320
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AS14907
AS14907
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AS6057
AS6057
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AS12779
AS12779
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AS29075
AS29075
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AS34177
AS34177
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AS39351
AS39351
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AS41327
AS41327
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AS8298
AS8298
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AS25091
AS25091
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AS37497
AS37497
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AS33891
AS33891
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AS37468
AS37468
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AS61049
AS61049
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AS9002
AS9002
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AS34019
AS34019
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AS14840
AS14840
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AS24961
AS24961
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AS137409
AS137409
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AS6696
AS6696
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AS8218
AS8218
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AS13030
AS13030
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AS13237
AS13237
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AS24482
AS24482
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AS25160
AS25160
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AS28917
AS28917
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Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 128.0.35.0/24 | AS21263 | — |
| 146.255.112.0/22 | AS21263 | — |
| 158.94.168.0/24 | AS21263 | — |
| 161.51.240.0/21 | AS21263 | — |
| 178.157.80.0/23 | AS21263 | — |
| 178.157.83.0/24 | AS21263 | — |
| 178.157.88.0/23 | AS21263 | — |
| 185.124.220.0/22 | AS21263 | — |
| 185.124.224.0/22 | AS21263 | — |
| 185.159.244.0/24 | AS21263 | — |
| 185.16.72.0/22 | AS21263 | — |
| 185.162.220.0/22 | AS21263 | — |
| 185.198.140.0/22 | AS21263 | — |
| 185.231.72.0/22 | AS21263 | — |
| 185.4.232.0/22 | AS21263 | — |
| 185.68.188.0/24 | AS21263 | — |
| 188.119.150.0/23 | AS21263 | — |
| 188.119.152.0/24 | AS21263 | — |
| 188.137.184.0/21 | AS21263 | — |
| 192.81.121.0/24 | AS21263 | — |
| 193.102.75.0/24 | AS21263 | — |
| 193.39.67.0/24 | AS21263 | — |
| 194.0.220.0/24 | AS21263 | — |
| 212.62.192.0/19 | AS21263 | — |
| 217.11.144.0/20 | AS21263 | — |
| 217.24.192.0/20 | AS21263 | — |
| 217.31.208.0/20 | AS21263 | — |
| 217.73.152.0/21 | AS21263 | — |
| 2a01:76c0::/29 | AS21263 | — |
| 2a02:590::/29 | AS21263 | — |
| 2a05:7ac0::/29 | AS21263 | — |
| 2a0c:7780::/29 | AS21263 | — |
| 2a0d:9600::/29 | AS21263 | — |
| 2a0e:1d00::/32 | AS21263 | — |
| 2a13:780::/29 | AS21263 | — |
| 45.10.98.0/23 | AS21263 | — |
| 45.155.112.0/22 | AS21263 | — |
| 5.104.144.0/21 | AS21263 | — |
| 5.154.177.0/24 | AS21263 | — |
| 5.154.178.0/24 | AS21263 | — |
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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 AS21263 represent?
AS21263 is an autonomous system number used to identify an independently operated network. The current page associates it with TELEDATA-AS - TeleData 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 AS21263 page?
They help explain the scale, interconnection depth, and route structure of AS21263. 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 AS21263?
The best next step is usually to return to a concrete IP landing page to see how a specific address maps into AS21263, 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.