Country
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ASN LANDING PAGE
AS20811
BRENNERCOM-AS - Retelit Digital Services S.p.A.
Last updated · Apr 4, 2026
Total prefixes
18
IPv4 prefixes
16
IPv6 prefixes
2
ASN summary
How to read the scale of AS20811
BRENNERCOM-AS - Retelit Digital Services S.p.A. currently shows 18 prefixes and 53 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 AS20811?
BRENNERCOM-AS - Retelit Digital Services S.p.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 AS20811 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
AS20811 ASN lookupAS20811 BGPAS20811 peersAS20811 prefixesAS20811 upstreamsBRENNERCOM-AS - Retelit Digital Services S.p.A. ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
Peers
AS28716
AS28716
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AS6939
AS6939
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AS9002
AS9002
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AS57463
AS57463
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AS13335
AS13335
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AS32787
AS32787
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AS3303
AS3303
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AS41095
AS41095
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AS13030
AS13030
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AS15830
AS15830
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AS12874
AS12874
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AS16276
AS16276
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AS24961
AS24961
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AS41327
AS41327
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AS1267
AS1267
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AS16509
AS16509
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AS3302
AS3302
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AS12779
AS12779
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AS48362
AS48362
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AS52025
AS52025
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AS49544
AS49544
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AS30722
AS30722
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AS39120
AS39120
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AS60068
AS60068
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AS15169
AS15169
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AS8968
AS8968
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AS9009
AS9009
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AS31034
AS31034
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AS56911
AS56911
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AS137
AS137
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AS216309
AS216309
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AS31510
AS31510
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AS5392
AS5392
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AS12637
AS12637
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AS20912
AS20912
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AS34347
AS34347
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AS59919
AS59919
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AS31543
AS31543
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AS44092
AS44092
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AS49605
AS49605
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Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 109.69.248.0/21 | AS20811 | — |
| 147.189.208.0/24 | AS20811 | — |
| 147.189.209.0/24 | AS20811 | — |
| 185.111.144.0/22 | AS20811 | — |
| 185.6.192.0/22 | AS20811 | — |
| 217.199.0.0/19 | AS20811 | — |
| 2a02:490::/29 | AS20811 | — |
| 2a02:54c0::/29 | AS20811 | — |
| 37.186.128.0/18 | AS20811 | — |
| 46.234.224.0/19 | AS20811 | — |
| 46.234.232.0/24 | AS20811 | — |
| 77.74.112.0/21 | AS20811 | — |
| 84.18.128.0/19 | AS20811 | — |
| 84.18.147.0/24 | AS20811 | — |
| 89.190.160.0/19 | AS20811 | — |
| 93.89.48.0/20 | AS20811 | — |
| 93.89.58.0/24 | AS20811 | — |
| 95.171.32.0/19 | AS20811 | — |
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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 AS20811 represent?
AS20811 is an autonomous system number used to identify an independently operated network. The current page associates it with BRENNERCOM-AS - Retelit Digital Services S.p.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 AS20811 page?
They help explain the scale, interconnection depth, and route structure of AS20811. 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 AS20811?
The best next step is usually to return to a concrete IP landing page to see how a specific address maps into AS20811, 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.