Country
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ASN LANDING PAGE
AS57112
AS-F2X - Fiber Services B.V.
Last updated · Apr 4, 2026
Total prefixes
25
IPv4 prefixes
22
IPv6 prefixes
3
ASN summary
How to read the scale of AS57112
AS-F2X - Fiber Services B.V. currently shows 25 prefixes and 43 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 AS57112?
AS-F2X - Fiber Services 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 AS57112 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
AS57112 ASN lookupAS57112 BGPAS57112 peersAS57112 prefixesAS57112 upstreamsAS-F2X - Fiber Services B.V. ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
Peers
AS1299
AS1299
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AS174
AS174
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AS6939
AS6939
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AS34019
AS34019
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AS5405
AS5405
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AS15576
AS15576
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AS20764
AS20764
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AS34927
AS34927
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AS6057
AS6057
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AS8298
AS8298
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AS12637
AS12637
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AS12779
AS12779
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AS25091
AS25091
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AS29075
AS29075
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AS34177
AS34177
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AS35280
AS35280
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AS37468
AS37468
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AS37497
AS37497
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AS39351
AS39351
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AS41327
AS41327
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AS48362
AS48362
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AS56584
AS56584
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AS58057
AS58057
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AS205112
AS205112
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AS3214
AS3214
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AS24961
AS24961
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AS33891
AS33891
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AS37100
AS37100
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AS58299
AS58299
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AS137409
AS137409
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AS1103
AS1103
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AS1267
AS1267
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AS8426
AS8426
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AS14840
AS14840
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AS14907
AS14907
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AS37721
AS37721
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AS50763
AS50763
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AS559
AS559
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AS1140
AS1140
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AS1764
AS1764
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Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 185.103.236.0/22 | AS57112 | — |
| 185.113.172.0/22 | AS57112 | — |
| 185.133.108.0/22 | AS57112 | — |
| 185.192.144.0/22 | AS57112 | — |
| 185.192.147.0/24 | AS57112 | — |
| 185.23.140.0/22 | AS57112 | — |
| 185.33.152.0/22 | AS57112 | — |
| 185.38.152.0/22 | AS57112 | — |
| 185.70.236.0/22 | AS57112 | — |
| 185.72.160.0/22 | AS57112 | — |
| 185.82.192.0/22 | AS57112 | — |
| 185.87.104.0/22 | AS57112 | — |
| 185.87.116.0/22 | AS57112 | — |
| 185.87.156.0/22 | AS57112 | — |
| 217.76.16.0/20 | AS57112 | — |
| 2a0a:4980::/29 | AS57112 | — |
| 2a0e:9680::/29 | AS57112 | — |
| 2a0e:c40::/29 | AS57112 | — |
| 31.177.32.0/21 | AS57112 | — |
| 45.84.40.0/22 | AS57112 | — |
| 45.91.56.0/22 | AS57112 | — |
| 45.92.224.0/22 | AS57112 | — |
| 5.104.112.0/20 | AS57112 | — |
| 81.30.64.0/20 | AS57112 | — |
| 86.111.208.0/22 | AS57112 | — |
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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 AS57112 represent?
AS57112 is an autonomous system number used to identify an independently operated network. The current page associates it with AS-F2X - Fiber Services 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 AS57112 page?
They help explain the scale, interconnection depth, and route structure of AS57112. 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 AS57112?
The best next step is usually to return to a concrete IP landing page to see how a specific address maps into AS57112, 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.