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Autonomous System

AS58087

Florian Kolb

Announced IPs
8,448
CIDR prefixes
26
ASN
AS58087

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.

65/100
Moderate
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Content
Traffic level 20-50Gbps
Geographic scope Not Disclosed
Traffic ratio Balanced
Peering policy Open

Web3 footprint

AS58087 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

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS58087 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
38.97.56.0/24 8,379 2026-07-23 16:18:19
45.13.239.0/24 8,375 2026-07-23 16:18:21
38.87.116.0/23 8,367 2026-07-23 16:18:21
45.13.238.0/24 8,348 2026-07-23 16:18:21
45.13.237.0/24 8,337 2026-07-23 16:18:21
37.221.93.0/24 8,288 2026-07-23 16:18:19
45.13.225.0/24 8,278 2026-07-23 16:18:19
45.11.229.0/24 8,271 2026-07-23 16:18:19
37.114.37.0/24 8,270 2026-07-23 16:18:19
45.90.98.0/23 8,254 2026-07-23 16:18:19
5.253.247.0/24 8,245 2026-07-23 16:18:19
45.86.155.0/24 8,224 2026-07-23 16:18:19
176.100.39.0/24 8,189 2026-07-23 16:18:19
45.10.21.0/24 8,164 2026-07-23 16:18:21
45.131.64.0/24 8,151 2026-07-23 16:18:19
45.133.74.0/24 8,149 2026-07-23 16:18:19
176.100.36.0/24 8,105 2026-07-23 16:18:19
185.14.92.0/24 8,077 2026-07-23 16:18:19
89.144.37.0/24 8,070 2026-07-23 16:18:19
94.249.195.0/24 8,063 2026-07-23 16:18:19
194.15.36.0/24 8,034 2026-07-23 16:18:19
109.71.252.0/24 8,004 2026-07-23 16:18:19
94.249.229.0/24 7,825 2026-06-26 17:32:06
45.13.236.0/24 7,739 2026-07-23 16:19:38
37.114.63.0/24 7,570 2026-07-23 15:13:41
37.114.50.0/24 7,551 2026-07-23 15:13:41
37.114.46.0/24 6,730 2026-07-23 16:18:58
46.247.108.0/24 6,730 2026-07-23 16:18:58
46.247.109.0/24 6,705 2026-07-23 16:18:58
176.100.37.0/24 6,680 2026-07-23 16:18:58
92.118.206.0/24 6,640 2026-07-23 16:18:58
45.142.106.0/24 5,589 2026-07-23 16:18:19
94.249.200.0/24 4,206 2026-06-17 19:02:29

Frequently Asked Questions

What is AS58087?

AS58087 is an Autonomous System Number assigned to Florian Kolb. 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 AS58087 announce?

AS58087 announces 8.4K IPv4 addresses distributed across 26 routed CIDR prefixes. The network is registered in Germany.

Who operates AS58087?

AS58087 is operated by Florian Kolb. The organization is based in Germany. You can view all IP ranges and related ASNs on the organization page.

What country is AS58087 registered in?

AS58087 is registered in Germany. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-23 16:55:32 UTC
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