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Autonomous System

AS31103

Keyweb AG

Announced IPs
37,376
CIDR prefixes
19
ASN
AS31103

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 NSP
Traffic level 10-20Gbps
Geographic scope Europe
Traffic ratio Mostly Outbound
Peering policy Open
IRR record AS-KEYWEB

Present at 2 internet exchanges: DE-CIX Frankfurt: DE-CIX Frankfurt Peering LAN, KleyReX: Peering LAN

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
87.118.64.0/18 16.4K
95.7%
Keyweb AG DE Thuringia Erfurt
84.19.160.0/19 8.2K
0.0%
Keyweb AG DE
84.19.176.0/20 4.1K
96.9%
Keyweb AG DE
217.114.208.0/20 4.1K
87.4%
Keyweb AG DE
62.141.48.0/21 2.0K
90.3%
Keyweb AG DE
84.19.168.0/21 2.0K
90.9%
Keyweb AG DE
95.169.184.0/21 2.0K
0.0%
Keyweb AG DE
62.141.56.0/22 1.0K
90.5%
Keyweb AG DE
84.19.160.0/22 1.0K
93.0%
Keyweb AG DE
195.160.228.0/22 1.0K
30.2%
Keyweb AG DE
62.141.60.0/23 512
91.0%
Keyweb AG DE
84.19.164.0/23 512
93.2%
Keyweb AG DE
95.169.160.0/23 512
66.2%
Keyweb AG DE
95.169.182.0/23 512
76.4%
Keyweb AG DE
84.19.166.0/24 256
40.6%
Keyweb AG DE
91.213.60.0/24 256
99.6%
Keyweb AG DE
95.169.169.0/24 256
0.8%
Keyweb AG DE
95.169.181.0/24 256
100.0%
Keyweb AG DE
130.117.189.0/24 256
0.0%
Keyweb AG US
193.7.184.0/24 256
100.0%
Keyweb AG DE

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS31103 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
84.19.174.0/24 45,895 2026-07-23 17:19:53
87.118.68.0/24 44,519 2026-07-23 17:19:54
87.118.67.0/24 44,400 2026-07-23 17:19:54
87.118.126.0/24 44,337 2026-07-23 17:19:54
87.118.92.0/24 44,268 2026-07-23 17:19:54
84.19.182.0/24 44,200 2026-07-23 17:19:53
87.118.114.0/24 44,131 2026-07-23 17:19:54
95.169.183.0/24 39,437 2026-07-23 17:20:00
95.169.182.0/24 39,411 2026-07-23 17:20:00
87.118.90.0/24 38,425 2026-07-23 17:19:54
87.118.91.0/24 38,403 2026-07-23 17:19:54
193.7.184.0/24 37,285 2026-07-23 17:20:50
95.169.189.0/24 37,240 2026-07-23 17:20:00
87.118.86.0/24 37,197 2026-07-23 17:19:54
95.169.187.0/24 37,157 2026-07-23 17:20:00
84.19.188.0/24 37,147 2026-07-23 17:19:53
95.169.181.0/24 37,082 2026-07-23 17:20:00
95.169.188.0/24 37,064 2026-07-23 17:20:00
95.169.186.0/24 36,961 2026-07-23 17:20:00
95.169.160.0/24 36,563 2026-07-23 17:20:00
95.169.190.0/23 36,423 2026-07-23 17:20:00
95.169.184.0/22 36,402 2026-07-23 17:20:00
87.118.82.0/24 34,686 2026-07-23 17:19:54
87.118.127.0/24 34,566 2026-07-23 17:19:54
95.169.169.0/24 24,367 2026-07-23 17:20:00
84.19.160.0/19 11,987 2026-07-23 17:19:53
87.118.64.0/18 11,963 2026-07-23 17:19:54
217.114.208.0/20 11,935 2026-07-23 17:21:07
62.141.60.0/23 11,927 2026-07-23 17:19:41
62.141.56.0/22 11,919 2026-07-23 17:19:41
62.141.48.0/21 11,916 2026-07-23 17:19:41
95.169.161.0/24 11,819 2026-07-23 17:20:00
195.160.230.0/24 11,687 2026-07-23 17:20:53
195.160.231.0/24 11,674 2026-07-23 17:20:53
91.213.60.0/24 11,631 2026-07-23 17:19:57
195.160.229.0/24 11,618 2026-07-23 17:20:53
195.160.228.0/24 11,613 2026-07-23 17:20:53
130.117.189.0/24 7,923 2026-07-23 17:20:21
95.169.182.69/32 66 2026-07-23 09:37:06
95.169.184.146/32 66 2026-07-23 09:37:06
84.19.188.11/32 65 2026-07-23 09:37:06
84.19.189.11/32 65 2026-07-23 09:37:06
95.169.191.250/32 65 2026-07-23 09:37:06
87.118.124.134/32 65 2026-07-23 09:37:06
87.118.124.104/32 65 2026-07-23 09:37:06
84.19.184.40/32 64 2026-07-23 09:37:06
87.118.125.134/32 64 2026-07-23 09:37:06
84.19.190.61/32 4 2026-06-16 11:06:21

Frequently Asked Questions

What is AS31103?

AS31103 is an Autonomous System Number assigned to Keyweb AG. 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 AS31103 announce?

AS31103 announces 37.4K IPv4 addresses distributed across 19 routed CIDR prefixes. The network is registered in Germany.

Who operates AS31103?

AS31103 is operated by Keyweb AG. The organization is based in Germany. You can view all IP ranges and related ASNs on the organization page.

What country is AS31103 registered in?

AS31103 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 17:25:31 UTC
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