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Autonomous System

AS44066

firstcolo GmbH

Announced IPs
147,712
CIDR prefixes
131
ASN
AS44066

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

69/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type NSP
Traffic level 500-1000Gbps
Geographic scope Europe
Traffic ratio Mostly Outbound
Peering policy Open
IRR record AS-FIRSTCOLO

Present at 3 internet exchanges: DE-CIX Frankfurt: DE-CIX Frankfurt Peering LAN, Peering.cz, Frys-IX

Web3 footprint

AS44066 hosts 1 observed decentralized-network node across 1 network. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
82.211.0.0/18 16.4K
13.2%
firstcolo GmbH DE — —
37.114.96.0/19 8.2K
6.2%
firstcolo GmbH DE — —
84.200.32.0/19 8.2K
3.1%
firstcolo GmbH DE Hesse Frankfurt am Main
84.200.160.0/19 8.2K
8.9%
firstcolo GmbH DE — —
84.200.224.0/19 8.2K
20.9%
firstcolo GmbH DE Hesse Frankfurt am Main
84.201.32.0/19 8.2K
2.9%
firstcolo GmbH DE — —
84.200.0.0/20 4.1K
4.0%
firstcolo GmbH DE — —
84.200.96.0/20 4.1K
68.5%
firstcolo GmbH DE — —
84.200.208.0/20 4.1K
23.2%
firstcolo GmbH DE — —
212.224.64.0/20 4.1K
15.6%
firstcolo GmbH DE — —
31.172.88.0/21 2.0K
15.1%
firstcolo GmbH DE — —
84.200.64.0/21 2.0K
2.4%
firstcolo GmbH DE North Rhine-Westphalia Eschweiler
84.200.112.0/21 2.0K
11.8%
firstcolo GmbH DE — —
84.200.136.0/21 2.0K
37.5%
firstcolo GmbH DE — —
84.200.144.0/21 2.0K
40.6%
firstcolo GmbH DE — —
212.79.216.0/21 2.0K
0.0%
firstcolo GmbH DE — —
212.224.96.0/21 2.0K
18.6%
firstcolo GmbH DE Hesse Neu-Isenburg
62.223.44.0/22 1.0K
0.0%
firstcolo GmbH GB — —
79.133.36.0/22 1.0K
8.4%
firstcolo GmbH DE Hesse Frankfurt am Main
79.133.52.0/22 1.0K
5.3%
firstcolo GmbH DE — —
79.133.60.0/22 1.0K
25.9%
firstcolo GmbH DE — —
84.200.20.0/22 1.0K
24.1%
firstcolo GmbH DE — —
84.200.28.0/22 1.0K
7.1%
firstcolo GmbH DE — —
84.200.92.0/22 1.0K
99.8%
firstcolo GmbH DE — —
84.200.116.0/22 1.0K
22.9%
firstcolo GmbH DE — —
84.200.120.0/22 1.0K
46.4%
firstcolo GmbH DE — —
84.200.132.0/22 1.0K
26.5%
firstcolo GmbH DE — —
84.200.156.0/22 1.0K
0.0%
firstcolo GmbH DE — —
84.200.196.0/22 1.0K
49.8%
firstcolo GmbH DE — —
84.200.200.0/22 1.0K
0.1%
firstcolo GmbH DE — —
84.201.0.0/22 1.0K
9.3%
firstcolo GmbH DE — —
84.201.8.0/22 1.0K
24.5%
firstcolo GmbH DE — —
84.201.16.0/22 1.0K
90.5%
firstcolo GmbH DE — —
84.201.28.0/22 1.0K
0.0%
firstcolo GmbH DE — —
91.222.176.0/22 1.0K
0.0%
firstcolo GmbH DE — —
109.232.120.0/22 1.0K
0.0%
firstcolo GmbH DE — —
159.100.0.0/22 1.0K
0.4%
firstcolo GmbH DE — —
185.15.8.0/22 1.0K
0.7%
firstcolo GmbH DE — —
185.92.160.0/22 1.0K
0.0%
firstcolo GmbH DE — —
185.160.0.0/22 1.0K
1.9%
firstcolo GmbH DE — —
185.171.204.0/22 1.0K
50.0%
firstcolo GmbH DE — —
193.107.120.0/22 1.0K
6.3%
firstcolo GmbH DE — —
194.187.164.0/22 1.0K
0.0%
firstcolo GmbH DE — —
212.79.212.0/22 1.0K
0.0%
firstcolo GmbH DE — —
212.224.80.0/22 1.0K
4.7%
firstcolo GmbH DE — —
212.224.108.0/22 1.0K
6.2%
firstcolo GmbH DE Hesse Neu-Isenburg
212.224.116.0/22 1.0K
9.6%
firstcolo GmbH DE Hesse Neu-Isenburg
212.224.120.0/22 1.0K
6.3%
firstcolo GmbH DE — —
31.172.84.0/23 512
25.6%
firstcolo GmbH DE — —
79.133.34.0/23 512
2.1%
firstcolo GmbH DE — —
79.133.44.0/23 512
3.3%
firstcolo GmbH DE — —
79.133.48.0/23 512
6.1%
firstcolo GmbH DE — —
79.133.58.0/23 512
2.3%
firstcolo GmbH DE Hesse Frankfurt am Main
80.173.138.0/23 512
2.7%
firstcolo GmbH DE Hesse Frankfurt am Main
84.200.18.0/23 512
3.7%
firstcolo GmbH DE — —
84.200.74.0/23 512
50.0%
firstcolo GmbH DE Hesse Frankfurt am Main
84.200.78.0/23 512
0.6%
firstcolo GmbH DE — —
84.200.82.0/23 512
0.0%
firstcolo GmbH DE Hesse Frankfurt am Main
84.200.84.0/23 512
0.0%
firstcolo GmbH DE — —
84.200.112.0/23 512
1.2%
firstcolo GmbH DE — —
84.200.126.0/23 512
89.5%
firstcolo GmbH DE — —
84.200.130.0/23 512
1.2%
firstcolo GmbH DE — —
84.200.152.0/23 512
50.0%
firstcolo GmbH DE — —
84.200.194.0/23 512
49.8%
firstcolo GmbH DE — —
84.200.206.0/23 512
0.0%
firstcolo GmbH DE — —
84.201.12.0/23 512
89.5%
firstcolo GmbH DE — —
84.201.22.0/23 512
48.2%
firstcolo GmbH DE — —
84.201.26.0/23 512
0.0%
firstcolo GmbH DE — —
159.100.4.0/23 512
0.8%
firstcolo GmbH DE — —
159.100.10.0/23 512
0.6%
firstcolo GmbH DE — —
185.197.166.0/23 512
0.6%
firstcolo GmbH DE — —
194.143.134.0/23 512
0.0%
firstcolo GmbH DE — —
212.224.84.0/23 512
4.7%
firstcolo GmbH DE — —
212.224.90.0/23 512
1.2%
firstcolo GmbH DE — —
212.224.94.0/23 512
2.5%
firstcolo GmbH DE — —
212.224.104.0/23 512
13.3%
firstcolo GmbH DE Hesse Neu-Isenburg
212.224.114.0/23 512
4.3%
firstcolo GmbH DE Hesse Neu-Isenburg
212.224.126.0/23 512
2.9%
firstcolo GmbH DE — —
5.132.158.0/24 256
7.0%
firstcolo GmbH AT — —
5.154.181.0/24 256
94.1%
firstcolo GmbH EE — —
31.172.81.0/24 256
0.4%
firstcolo GmbH DE — —
31.172.82.0/24 256
0.0%
firstcolo GmbH DE — —
31.172.86.0/24 256
10.5%
firstcolo GmbH DE — —
79.133.40.0/24 256
3.9%
firstcolo GmbH DE — —
79.133.47.0/24 256
0.4%
firstcolo GmbH DE — —
79.133.50.0/24 256
5.9%
firstcolo GmbH DE — —
84.200.25.0/24 256
0.0%
firstcolo GmbH DE — —
84.200.26.0/24 256
0.4%
firstcolo GmbH DE — —
84.200.72.0/24 256
99.2%
firstcolo GmbH DE — —
84.200.76.0/24 256
0.0%
firstcolo GmbH DE — —
84.200.86.0/24 256
0.0%
firstcolo GmbH DE — —
84.200.88.0/24 256
100.0%
firstcolo GmbH DE — —
84.200.90.0/24 256
0.4%
firstcolo GmbH DE — —
84.200.114.0/24 256
0.4%
firstcolo GmbH NL — —
84.200.115.0/24 256
0.0%
firstcolo GmbH DE — —
84.200.124.0/24 256
87.5%
firstcolo GmbH DE — —
84.200.129.0/24 256
0.0%
firstcolo GmbH DE — —
84.200.155.0/24 256
0.0%
firstcolo GmbH DE — —
84.200.204.0/24 256
0.0%
firstcolo GmbH DE — —
84.201.7.0/24 256
0.0%
firstcolo GmbH DE — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS44066 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
80.173.138.0/23 83,923 2026-10-17 19:26:47
185.92.160.0/22 83,750 2026-10-17 19:27:18
85.137.31.0/24 82,743 2026-10-17 19:27:18
84.200.76.0/24 82,477 2026-10-17 19:26:47
84.200.145.0/24 82,428 2026-10-17 19:26:47
185.210.137.0/24 81,295 2026-10-06 18:27:57
79.133.32.0/19 81,101 2026-10-17 19:27:18
31.172.85.0/24 81,076 2026-10-17 19:26:18
37.114.96.0/19 80,981 2026-10-17 19:26:18
82.211.0.0/18 80,928 2026-10-17 19:27:18
5.132.158.0/24 80,750 2026-10-17 19:26:18
188.92.0.0/24 80,627 2026-10-17 19:27:47
94.247.213.0/24 80,325 2026-10-17 19:26:47
84.200.39.0/24 80,316 2026-10-17 19:26:47
159.100.10.0/23 80,315 2026-10-17 19:27:18
159.100.4.0/24 80,306 2026-10-17 19:27:18
31.172.80.0/20 80,230 2026-10-17 19:26:18
212.79.216.0/22 80,221 2026-10-17 19:27:18
62.223.44.0/22 80,131 2026-10-17 19:24:44
185.15.8.0/22 79,981 2026-10-17 19:26:47
95.156.195.0/24 79,900 2026-10-17 19:28:16
185.197.167.0/24 79,861 2026-10-17 19:27:18
185.58.2.0/24 79,844 2026-10-17 19:27:18
212.79.220.0/22 79,840 2026-10-17 19:27:18
193.108.168.0/24 79,821 2026-10-17 19:27:18
84.200.0.0/16 79,816 2026-10-17 19:26:47
159.100.0.0/19 79,670 2026-10-17 19:27:18
193.107.120.0/22 79,373 2026-10-17 19:27:18
84.201.0.0/18 79,328 2026-10-17 19:26:47
185.197.165.0/24 79,287 2026-10-17 19:27:18
212.224.84.0/24 79,275 2026-10-17 19:27:18
212.79.212.0/22 79,258 2026-10-17 19:27:18
5.154.181.0/24 79,199 2026-10-17 19:26:18
185.17.255.0/24 79,149 2026-10-17 19:26:47
185.197.166.0/24 79,128 2026-10-17 19:27:18
193.34.71.0/24 79,118 2026-10-17 19:27:18
185.133.33.0/24 78,980 2026-10-17 19:27:18
193.33.155.0/24 78,943 2026-10-17 19:27:18
212.224.110.0/24 78,826 2026-10-17 19:27:18
194.187.164.0/22 78,438 2026-10-17 19:27:18
212.224.104.0/24 78,423 2026-10-17 19:27:18
185.171.204.0/22 78,282 2026-10-17 19:27:18
185.160.0.0/22 78,127 2026-10-17 19:27:18
194.143.134.0/23 77,845 2026-10-17 19:24:14
212.224.64.0/18 77,840 2026-10-17 19:24:14
109.232.120.0/22 77,815 2026-10-17 19:22:46
193.33.221.0/24 77,810 2026-10-17 19:27:18
114.69.227.0/24 77,585 2026-10-17 19:22:46
91.222.176.0/22 77,489 2026-10-17 19:24:14
212.23.211.0/24 77,464 2026-10-17 19:19:44

Showing top 50 of 75 announced prefixes by sample volume.

Frequently Asked Questions

What is AS44066?

AS44066 is an Autonomous System Number assigned to firstcolo GmbH. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS44066 announce?

AS44066 announces 147.7K IPv4 addresses distributed across 131 routed CIDR prefixes. The network is registered in Germany.

Who operates AS44066?

AS44066 is operated by firstcolo GmbH. The organization is based in Germany. You can view all IP ranges and related ASNs on the organization page.

What country is AS44066 registered in?

AS44066 is registered in Germany. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-10-17 19:39:06 UTC
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