Country
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ASN LANDING PAGE
AS12912
TMPL T-Mobile Polska S.A.
Last updated · Apr 10, 2026
Total prefixes
49
IPv4 prefixes
47
IPv6 prefixes
2
ASN summary
How to read the scale of AS12912
TMPL T-Mobile Polska S.A. currently shows 49 prefixes and 80 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 AS12912?
TMPL T-Mobile Polska S.A. 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 AS12912 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
AS12912 ASN lookupAS12912 BGPAS12912 peersAS12912 prefixesAS12912 upstreamsTMPL T-Mobile Polska S.A. ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
AS48464
AS48464
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AS30851
AS30851
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AS207413
AS207413
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AS211047
AS211047
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AS8938
AS8938
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AS42763
AS42763
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AS200999
AS200999
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AS34254
AS34254
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AS197472
AS197472
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AS206594
AS206594
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AS199410
AS199410
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AS206559
AS206559
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AS206957
AS206957
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AS61154
AS61154
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AS60425
AS60425
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AS59958
AS59958
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AS205462
AS205462
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AS198696
AS198696
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AS51323
AS51323
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AS60448
AS60448
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AS33895
AS33895
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AS41907
AS41907
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AS57524
AS57524
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AS33826
AS33826
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AS35275
AS35275
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AS39547
AS39547
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AS41945
AS41945
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AS48981
AS48981
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AS49989
AS49989
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AS197813
AS197813
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AS198591
AS198591
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AS201253
AS201253
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AS203562
AS203562
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AS213131
AS213131
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AS29245
AS29245
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AS211354
AS211354
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AS47128
AS47128
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AS57701
AS57701
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AS56391
AS56391
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AS47633
AS47633
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Peers
AS33891
AS33891
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AS1299
AS1299
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AS3320
AS3320
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AS6939
AS6939
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AS34549
AS34549
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AS34019
AS34019
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AS20764
AS20764
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AS5405
AS5405
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AS35625
AS35625
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AS8298
AS8298
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AS29691
AS29691
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AS34177
AS34177
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AS34927
AS34927
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AS48362
AS48362
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AS6057
AS6057
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AS24961
AS24961
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AS8758
AS8758
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AS39351
AS39351
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AS12779
AS12779
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AS137409
AS137409
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AS29075
AS29075
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AS41327
AS41327
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AS35280
AS35280
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AS24482
AS24482
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AS25091
AS25091
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AS35360
AS35360
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AS58057
AS58057
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AS58299
AS58299
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AS31510
AS31510
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AS64475
AS64475
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AS6424
AS6424
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AS206356
AS206356
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AS205112
AS205112
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AS35710
AS35710
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AS42541
AS42541
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AS210937
AS210937
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AS553
AS553
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AS25220
AS25220
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AS559
AS559
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AS25160
AS25160
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Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 157.25.0.0/16 | AS12912 | — |
| 178.180.0.0/14 | AS12912 | — |
| 178.182.0.0/18 | AS12912 | — |
| 178.183.0.0/18 | AS12912 | — |
| 188.146.0.0/15 | AS12912 | — |
| 188.146.0.0/17 | AS12912 | — |
| 188.146.0.0/19 | AS12912 | — |
| 188.146.128.0/17 | AS12912 | — |
| 188.146.128.0/19 | AS12912 | — |
| 188.146.192.0/19 | AS12912 | — |
| 188.146.64.0/19 | AS12912 | — |
| 193.105.242.0/24 | AS12912 | — |
| 193.105.75.0/24 | AS12912 | — |
| 193.110.80.0/24 | AS12912 | — |
| 193.33.42.0/23 | AS12912 | — |
| 193.91.1.0/24 | AS12912 | — |
| 193.91.6.0/23 | AS12912 | — |
| 194.9.68.0/24 | AS12912 | — |
| 195.225.69.0/24 | AS12912 | — |
| 195.94.192.0/19 | AS12912 | — |
| 2001:1b80::/29 | AS12912 | — |
| 2001:4190::/32 | AS12912 | — |
| 212.203.128.0/17 | AS12912 | — |
| 212.38.192.0/19 | AS12912 | — |
| 213.158.192.0/19 | AS12912 | — |
| 213.218.112.0/20 | AS12912 | — |
| 213.218.96.0/20 | AS12912 | — |
| 217.153.0.0/16 | AS12912 | — |
| 217.8.160.0/19 | AS12912 | — |
| 37.30.0.0/15 | AS12912 | — |
| 37.30.0.0/17 | AS12912 | — |
| 37.30.32.0/19 | AS12912 | — |
| 37.31.0.0/17 | AS12912 | — |
| 37.31.128.0/17 | AS12912 | — |
| 46.204.0.0/15 | AS12912 | — |
| 46.205.192.0/20 | AS12912 | — |
| 46.205.216.0/21 | AS12912 | — |
| 46.205.240.0/21 | AS12912 | — |
| 62.152.128.0/19 | AS12912 | — |
| 62.29.128.0/17 | AS12912 | — |
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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 AS12912 represent?
AS12912 is an autonomous system number used to identify an independently operated network. The current page associates it with TMPL T-Mobile Polska S.A. 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 AS12912 page?
They help explain the scale, interconnection depth, and route structure of AS12912. 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 AS12912?
The best next step is usually to return to a concrete IP landing page to see how a specific address maps into AS12912, 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.