Country
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ASN LANDING PAGE
AS50522
POCOS - Sewan Nederland B.V.
Last updated · Apr 4, 2026
Total prefixes
12
IPv4 prefixes
11
IPv6 prefixes
1
ASN summary
How to read the scale of AS50522
POCOS - Sewan Nederland B.V. currently shows 12 prefixes and 47 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 AS50522?
POCOS - Sewan Nederland B.V. 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 AS50522 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
AS50522 ASN lookupAS50522 BGPAS50522 peersAS50522 prefixesAS50522 upstreamsPOCOS - Sewan Nederland B.V. ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
Peers
AS20562
AS20562
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AS1299
AS1299
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AS3356
AS3356
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AS6939
AS6939
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AS8298
AS8298
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AS20764
AS20764
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AS37100
AS37100
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AS34927
AS34927
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AS41327
AS41327
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AS58057
AS58057
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AS8218
AS8218
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AS1140
AS1140
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AS14907
AS14907
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AS24961
AS24961
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AS25091
AS25091
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AS41666
AS41666
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AS49434
AS49434
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AS50763
AS50763
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AS51088
AS51088
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AS212635
AS212635
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AS6696
AS6696
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AS8283
AS8283
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AS20485
AS20485
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AS22356
AS22356
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AS29632
AS29632
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AS33891
AS33891
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AS35360
AS35360
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AS44901
AS44901
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AS50629
AS50629
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AS56987
AS56987
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AS58299
AS58299
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AS64475
AS64475
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AS263152
AS263152
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AS271253
AS271253
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AS1031
AS1031
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AS1103
AS1103
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AS1828
AS1828
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AS3212
AS3212
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AS3333
AS3333
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AS3399
AS3399
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Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 109.235.32.0/21 | AS50522 | — |
| 185.61.68.0/22 | AS50522 | — |
| 2a03:be00::/32 | AS50522 | — |
| 81.173.0.0/22 | AS50522 | — |
| 81.173.125.0/24 | AS50522 | — |
| 81.173.126.0/23 | AS50522 | — |
| 81.173.32.0/22 | AS50522 | — |
| 81.173.48.0/20 | AS50522 | — |
| 81.173.64.0/20 | AS50522 | — |
| 81.173.7.0/24 | AS50522 | — |
| 81.173.96.0/22 | AS50522 | — |
| 81.23.244.0/22 | AS50522 | — |
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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 AS50522 represent?
AS50522 is an autonomous system number used to identify an independently operated network. The current page associates it with POCOS - Sewan Nederland B.V. 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 AS50522 page?
They help explain the scale, interconnection depth, and route structure of AS50522. 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 AS50522?
The best next step is usually to return to a concrete IP landing page to see how a specific address maps into AS50522, 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.