Country
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ASN LANDING PAGE
AS39912
I3B-AS - oja.at GmbH
Last updated · Apr 4, 2026
Total prefixes
46
IPv4 prefixes
43
IPv6 prefixes
3
ASN summary
How to read the scale of AS39912
I3B-AS - oja.at GmbH currently shows 46 prefixes and 54 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 AS39912?
I3B-AS - oja.at 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 AS39912 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
AS39912 ASN lookupAS39912 BGPAS39912 peersAS39912 prefixesAS39912 upstreamsI3B-AS - oja.at GmbH ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
Peers
AS8540
AS8540
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AS6939
AS6939
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AS33891
AS33891
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AS34549
AS34549
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AS34019
AS34019
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AS29632
AS29632
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AS35280
AS35280
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AS34927
AS34927
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AS6057
AS6057
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AS34177
AS34177
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AS35625
AS35625
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AS5405
AS5405
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AS8298
AS8298
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AS13030
AS13030
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AS20485
AS20485
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AS25091
AS25091
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AS8529
AS8529
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AS14840
AS14840
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AS15547
AS15547
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AS24482
AS24482
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AS264479
AS264479
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AS680
AS680
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AS35360
AS35360
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AS52320
AS52320
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AS58057
AS58057
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AS64475
AS64475
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AS199524
AS199524
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AS212024
AS212024
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AS6424
AS6424
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AS12779
AS12779
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AS25220
AS25220
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AS29140
AS29140
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AS31510
AS31510
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AS35369
AS35369
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AS559
AS559
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AS3216
AS3216
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AS25160
AS25160
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AS29691
AS29691
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AS31027
AS31027
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AS34288
AS34288
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Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 193.47.156.0/24 | AS39912 | — |
| 194.34.226.0/24 | AS39912 | — |
| 195.140.136.0/22 | AS39912 | — |
| 195.16.224.0/21 | AS39912 | — |
| 195.16.232.0/22 | AS39912 | — |
| 195.16.236.0/23 | AS39912 | — |
| 195.16.238.0/24 | AS39912 | — |
| 195.16.241.0/24 | AS39912 | — |
| 195.16.242.0/23 | AS39912 | — |
| 195.16.245.0/24 | AS39912 | — |
| 195.16.246.0/23 | AS39912 | — |
| 195.16.251.0/24 | AS39912 | — |
| 195.16.253.0/24 | AS39912 | — |
| 195.16.254.0/23 | AS39912 | — |
| 213.139.252.0/22 | AS39912 | — |
| 2a00:e98::/32 | AS39912 | — |
| 2a01:100::/32 | AS39912 | — |
| 2a01:f8::/32 | AS39912 | — |
| 37.186.0.0/22 | AS39912 | — |
| 37.186.16.0/21 | AS39912 | — |
| 37.186.4.0/24 | AS39912 | — |
| 37.186.6.0/23 | AS39912 | — |
| 37.186.8.0/21 | AS39912 | — |
| 77.220.112.0/22 | AS39912 | — |
| 77.220.120.0/21 | AS39912 | — |
| 77.220.96.0/20 | AS39912 | — |
| 78.142.112.0/22 | AS39912 | — |
| 78.142.116.0/23 | AS39912 | — |
| 78.142.122.0/23 | AS39912 | — |
| 78.142.124.0/22 | AS39912 | — |
| 78.142.64.0/23 | AS39912 | — |
| 78.142.68.0/22 | AS39912 | — |
| 78.142.72.0/21 | AS39912 | — |
| 78.142.96.0/20 | AS39912 | — |
| 81.94.48.0/22 | AS39912 | — |
| 81.94.52.0/23 | AS39912 | — |
| 81.94.54.0/24 | AS39912 | — |
| 81.94.56.0/21 | AS39912 | — |
| 91.206.224.0/23 | AS39912 | — |
| 92.42.16.0/22 | AS39912 | — |
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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 AS39912 represent?
AS39912 is an autonomous system number used to identify an independently operated network. The current page associates it with I3B-AS - oja.at 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 AS39912 page?
They help explain the scale, interconnection depth, and route structure of AS39912. 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 AS39912?
The best next step is usually to return to a concrete IP landing page to see how a specific address maps into AS39912, 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.