Country
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ASN LANDING PAGE
AS44066
DE-FIRSTCOLO - firstcolo GmbH
Last updated · Apr 4, 2026
Total prefixes
71
IPv4 prefixes
55
IPv6 prefixes
16
ASN summary
How to read the scale of AS44066
DE-FIRSTCOLO - firstcolo GmbH currently shows 71 prefixes and 59 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 AS44066?
DE-FIRSTCOLO - firstcolo 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 AS44066 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
AS44066 ASN lookupAS44066 BGPAS44066 peersAS44066 prefixesAS44066 upstreamsDE-FIRSTCOLO - firstcolo GmbH ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
AS213726
AS213726
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AS216093
AS216093
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AS208621
AS208621
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AS204119
AS204119
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AS59939
AS59939
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AS209169
AS209169
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AS31400
AS31400
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AS212302
AS212302
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AS136050
AS136050
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AS214036
AS214036
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AS50198
AS50198
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AS207298
AS207298
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AS215741
AS215741
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AS44051
AS44051
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AS214929
AS214929
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AS214895
AS214895
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AS1921
AS1921
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AS200249
AS200249
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AS205948
AS205948
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Peers
AS174
AS174
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AS3257
AS3257
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AS1299
AS1299
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AS6939
AS6939
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AS2914
AS2914
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AS3320
AS3320
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AS13030
AS13030
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AS9002
AS9002
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AS34549
AS34549
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AS34019
AS34019
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AS35625
AS35625
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AS20764
AS20764
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AS50629
AS50629
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AS29632
AS29632
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AS34927
AS34927
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AS5405
AS5405
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AS48362
AS48362
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AS3214
AS3214
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AS8758
AS8758
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AS12779
AS12779
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AS29075
AS29075
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AS29691
AS29691
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AS1103
AS1103
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AS6057
AS6057
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AS8298
AS8298
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AS34177
AS34177
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AS39351
AS39351
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AS41327
AS41327
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AS25091
AS25091
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AS37468
AS37468
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AS51088
AS51088
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AS37100
AS37100
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AS56911
AS56911
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AS1764
AS1764
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AS137409
AS137409
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AS8218
AS8218
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AS29140
AS29140
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AS35280
AS35280
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AS47692
AS47692
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AS680
AS680
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Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 114.69.227.0/24 | AS44066 | — |
| 154.13.149.0/24 | AS44066 | — |
| 154.46.30.0/24 | AS44066 | — |
| 159.100.0.0/19 | AS44066 | — |
| 159.100.10.0/23 | AS44066 | — |
| 159.100.4.0/24 | AS44066 | — |
| 168.80.34.0/24 | AS44066 | — |
| 185.133.33.0/24 | AS44066 | — |
| 185.15.8.0/22 | AS44066 | — |
| 185.160.0.0/22 | AS44066 | — |
| 185.17.255.0/24 | AS44066 | — |
| 185.171.204.0/22 | AS44066 | — |
| 185.197.165.0/24 | AS44066 | — |
| 185.197.166.0/24 | AS44066 | — |
| 185.197.167.0/24 | AS44066 | — |
| 185.210.137.0/24 | AS44066 | — |
| 185.58.2.0/24 | AS44066 | — |
| 185.92.160.0/22 | AS44066 | — |
| 188.92.0.0/24 | AS44066 | — |
| 193.107.120.0/22 | AS44066 | — |
| 193.108.168.0/24 | AS44066 | — |
| 193.33.155.0/24 | AS44066 | — |
| 193.33.221.0/24 | AS44066 | — |
| 193.34.71.0/24 | AS44066 | — |
| 194.143.134.0/23 | AS44066 | — |
| 194.187.164.0/22 | AS44066 | — |
| 195.190.9.0/24 | AS44066 | — |
| 196.16.220.0/24 | AS44066 | — |
| 196.17.228.0/24 | AS44066 | — |
| 2001:1608::/32 | AS44066 | — |
| 2001:1638::/32 | AS44066 | — |
| 212.224.104.0/24 | AS44066 | — |
| 212.224.110.0/24 | AS44066 | — |
| 212.224.64.0/18 | AS44066 | — |
| 212.224.84.0/24 | AS44066 | — |
| 212.23.211.0/24 | AS44066 | — |
| 212.79.212.0/22 | AS44066 | — |
| 212.79.216.0/22 | AS44066 | — |
| 212.79.220.0/22 | AS44066 | — |
| 2a01:7e0:1fc::/48 | AS44066 | — |
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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 AS44066 represent?
AS44066 is an autonomous system number used to identify an independently operated network. The current page associates it with DE-FIRSTCOLO - firstcolo 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 AS44066 page?
They help explain the scale, interconnection depth, and route structure of AS44066. 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 AS44066?
The best next step is usually to return to a concrete IP landing page to see how a specific address maps into AS44066, 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.