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Organization

firstcolo GmbH

IPv4 addresses
162,048
CIDR ranges
155
Category
enterprise
BGP prefixes announced
84

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 →

Countries served by firstcolo GmbH

Every country where this organization has IPv4 allocations, ranked by IPs held.

ASNs owned by firstcolo GmbH

ASNNameIPsPrefixesCountry
AS44066 firstcolo GmbH 147.7K 131 DE
AS31400 firstcolo GmbH 11.0K 15 DE
AS203833 firstcolo GmbH 2.8K 7 DE

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
82.211.0.0/18 16.4K
13.2%
AS44066 DE — —
37.114.96.0/19 8.2K
6.2%
AS44066 DE — —
84.200.32.0/19 8.2K
3.1%
AS44066 DE Hesse Frankfurt am Main
84.200.160.0/19 8.2K
8.9%
AS44066 DE — —
84.200.224.0/19 8.2K
20.8%
AS44066 DE Hesse Frankfurt am Main
84.201.32.0/19 8.2K
2.9%
AS44066 DE — —
77.37.16.0/20 4.1K
16.5%
AS31400 DE North Rhine-Westphalia Bochum
84.200.0.0/20 4.1K
4.0%
AS44066 DE — —
84.200.96.0/20 4.1K
68.5%
AS44066 DE — —
84.200.208.0/20 4.1K
23.2%
AS44066 DE — —
212.224.64.0/20 4.1K
15.7%
AS44066 DE — —
31.172.88.0/21 2.0K
14.9%
AS44066 DE — —
84.200.64.0/21 2.0K
2.4%
AS44066 DE North Rhine-Westphalia Eschweiler
84.200.112.0/21 2.0K
11.8%
AS44066 DE — —
84.200.136.0/21 2.0K
37.5%
AS44066 DE — —
84.200.144.0/21 2.0K
40.6%
AS44066 DE — —
212.79.216.0/21 2.0K
0.0%
AS44066 DE — —
212.224.96.0/21 2.0K
18.8%
AS44066 DE Hesse Neu-Isenburg
62.223.44.0/22 1.0K
0.0%
AS44066 GB — —
77.37.0.0/22 1.0K
10.0%
AS31400 DE Bavaria Ingolstadt
77.37.12.0/22 1.0K
23.3%
AS31400 DE Bavaria Ingolstadt
77.37.116.0/22 1.0K
0.0%
AS31400 DE — —
79.133.36.0/22 1.0K
8.4%
AS44066 DE Hesse Frankfurt am Main
79.133.52.0/22 1.0K
5.3%
AS44066 DE — —
79.133.60.0/22 1.0K
26.0%
AS44066 DE — —
84.200.20.0/22 1.0K
24.1%
AS44066 DE — —
84.200.28.0/22 1.0K
7.1%
AS44066 DE — —
84.200.92.0/22 1.0K
99.8%
AS44066 DE — —
84.200.116.0/22 1.0K
22.9%
AS44066 DE — —
84.200.120.0/22 1.0K
46.4%
AS44066 DE — —
84.200.132.0/22 1.0K
26.5%
AS44066 DE — —
84.200.156.0/22 1.0K
0.0%
AS44066 DE — —
84.200.196.0/22 1.0K
49.9%
AS44066 DE — —
84.200.200.0/22 1.0K
0.1%
AS44066 DE — —
84.201.0.0/22 1.0K
9.3%
AS44066 DE — —
84.201.8.0/22 1.0K
24.4%
AS44066 DE — —
84.201.16.0/22 1.0K
90.5%
AS44066 DE — —
84.201.28.0/22 1.0K
0.0%
AS44066 DE — —
91.222.176.0/22 1.0K
0.0%
AS44066 DE — —
109.232.120.0/22 1.0K
0.0%
AS44066 DE — —
159.100.0.0/22 1.0K
0.4%
AS44066 DE — —
159.100.24.0/22 1.0K
23.2%
AS203833 DE — —
185.15.8.0/22 1.0K
0.7%
AS44066 DE — —
185.92.160.0/22 1.0K
0.0%
AS44066 DE — —
185.160.0.0/22 1.0K
1.9%
AS44066 DE — —
185.171.204.0/22 1.0K
50.0%
AS44066 DE — —
193.107.120.0/22 1.0K
6.3%
AS44066 DE — —
194.187.164.0/22 1.0K
0.0%
AS44066 DE — —
212.79.212.0/22 1.0K
0.0%
AS44066 DE — —
212.224.80.0/22 1.0K
4.4%
AS44066 DE — —
212.224.108.0/22 1.0K
6.2%
AS44066 DE Hesse Neu-Isenburg
212.224.116.0/22 1.0K
9.7%
AS44066 DE Hesse Neu-Isenburg
212.224.120.0/22 1.0K
6.3%
AS44066 DE — —
31.172.84.0/23 512
25.0%
AS44066 DE — —
77.37.6.0/23 512
21.9%
AS31400 DE — —
77.37.10.0/23 512
17.0%
AS31400 DE Bavaria Ingolstadt
77.37.104.0/23 512
16.0%
AS31400 DE — —
77.37.112.0/23 512
0.0%
AS31400 DE — —
79.133.32.0/23 512
8.6%
AS203833 DE — —
79.133.34.0/23 512
2.1%
AS44066 DE — —
79.133.44.0/23 512
3.3%
AS44066 DE — —
79.133.48.0/23 512
6.1%
AS44066 DE — —
79.133.58.0/23 512
2.3%
AS44066 DE Hesse Frankfurt am Main
80.173.138.0/23 512
2.7%
AS44066 DE Hesse Frankfurt am Main
84.200.18.0/23 512
3.7%
AS44066 DE — —
84.200.74.0/23 512
50.0%
AS44066 DE Hesse Frankfurt am Main
84.200.78.0/23 512
0.6%
AS44066 DE — —
84.200.82.0/23 512
0.0%
AS44066 DE Hesse Frankfurt am Main
84.200.84.0/23 512
0.0%
AS44066 DE — —
84.200.112.0/23 512
1.2%
AS44066 DE — —
84.200.126.0/23 512
89.5%
AS44066 DE — —
84.200.130.0/23 512
1.2%
AS44066 DE — —
84.200.152.0/23 512
50.0%
AS44066 DE — —
84.200.194.0/23 512
50.0%
AS44066 DE — —
84.200.206.0/23 512
0.0%
AS44066 DE — —
84.201.12.0/23 512
89.5%
AS44066 DE — —
84.201.22.0/23 512
48.2%
AS44066 DE — —
84.201.26.0/23 512
0.0%
AS44066 DE — —
159.100.4.0/23 512
0.8%
AS44066 DE — —
159.100.10.0/23 512
0.6%
AS44066 DE — —
159.100.24.0/23 512
46.1%
AS203833 AT — —
159.100.26.0/23 512
0.4%
AS203833 DE — —
185.197.166.0/23 512
0.6%
AS44066 DE — —
194.143.134.0/23 512
0.0%
AS44066 DE — —
212.224.84.0/23 512
4.7%
AS44066 DE — —
212.224.90.0/23 512
1.2%
AS44066 DE — —
212.224.94.0/23 512
2.5%
AS44066 DE — —
212.224.104.0/23 512
13.3%
AS44066 DE Hesse Neu-Isenburg
212.224.114.0/23 512
4.3%
AS44066 DE Hesse Neu-Isenburg
212.224.126.0/23 512
2.9%
AS44066 DE — —
5.132.158.0/24 256
7.0%
AS44066 AT — —
5.154.181.0/24 256
93.4%
AS44066 EE — —
5.187.28.0/24 256
0.0%
AS203833 GB — —
31.172.81.0/24 256
0.4%
AS44066 DE — —
31.172.82.0/24 256
0.0%
AS44066 DE — —
31.172.86.0/24 256
10.2%
AS44066 DE — —
77.37.9.0/24 256
0.0%
AS31400 DE Bavaria Ingolstadt
77.37.66.0/24 256
0.0%
AS31400 DE — —
77.37.75.0/24 256
0.0%
AS31400 DE — —
77.37.77.0/24 256
0.0%
AS31400 DE — —

Frequently Asked Questions

How many IP addresses does firstcolo GmbH own?

firstcolo GmbH controls 162.0K IPv4 addresses distributed across 155 CIDR ranges. The organization is registered in Germany.

What ASNs does firstcolo GmbH operate?

firstcolo GmbH operates 3 Autonomous Systems. Each ASN represents an independently routed network that firstcolo GmbH manages for internet traffic delivery.

What countries does firstcolo GmbH serve?

firstcolo GmbH has IP address allocations in 6 countries, indicating a multinational network presence for delivering services across these regions.

What type of organization is firstcolo GmbH?

firstcolo GmbH is categorized as enterprise. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-10-14 05:09:05 UTC
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