Country
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ASN LANDING PAGE
AS15366
DNSNET - DNS:NET Internet Service GmbH
Last updated · Apr 4, 2026
Total prefixes
7
IPv4 prefixes
6
IPv6 prefixes
1
ASN summary
How to read the scale of AS15366
DNSNET - DNS:NET Internet Service GmbH currently shows 7 prefixes and 42 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 AS15366?
DNSNET - DNS:NET Internet Service 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 AS15366 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
AS15366 ASN lookupAS15366 BGPAS15366 peersAS15366 prefixesAS15366 upstreamsDNSNET - DNS:NET Internet Service GmbH ASNpublic DNS ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
Peers
AS1299
AS1299
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AS3356
AS3356
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AS6939
AS6939
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AS3320
AS3320
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AS34549
AS34549
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AS35625
AS35625
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AS8758
AS8758
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AS34019
AS34019
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AS3214
AS3214
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AS6057
AS6057
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AS9002
AS9002
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AS20764
AS20764
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AS25091
AS25091
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AS29075
AS29075
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AS29632
AS29632
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AS29691
AS29691
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AS34177
AS34177
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AS41327
AS41327
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AS137409
AS137409
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AS8298
AS8298
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AS34927
AS34927
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AS5405
AS5405
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AS12779
AS12779
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AS30781
AS30781
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AS33891
AS33891
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AS39351
AS39351
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AS48362
AS48362
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AS559
AS559
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AS1836
AS1836
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AS3212
AS3212
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AS4455
AS4455
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AS5713
AS5713
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AS6424
AS6424
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AS8218
AS8218
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AS8529
AS8529
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AS12859
AS12859
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AS14630
AS14630
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AS14840
AS14840
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AS15547
AS15547
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AS15958
AS15958
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Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 178.20.88.0/21 | AS15366 | — |
| 212.86.32.0/19 | AS15366 | — |
| 212.91.224.0/19 | AS15366 | — |
| 213.220.144.0/20 | AS15366 | — |
| 217.70.128.0/20 | AS15366 | — |
| 2a03:fc80::/29 | AS15366 | — |
| 79.140.112.0/20 | AS15366 | — |
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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 AS15366 represent?
AS15366 is an autonomous system number used to identify an independently operated network. The current page associates it with DNSNET - DNS:NET Internet Service 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 AS15366 page?
They help explain the scale, interconnection depth, and route structure of AS15366. 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 AS15366?
The best next step is usually to return to a concrete IP landing page to see how a specific address maps into AS15366, 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.