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Autonomous System

AS12637

SEEWEB s.r.l.

Announced IPs
81,664
CIDR prefixes
29
ASN
AS12637

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 10-20Gbps
Geographic scope Regional
Traffic ratio Mostly Outbound
Peering policy Open
IRR record AS12637:AS-CUSTOMERS

Present at 5 internet exchanges: Namex Rome: VLAN Peering, MIX-IT, AMS-IX, MINAP Milan: MINAP, VSIX: Primary

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
85.94.192.0/19 8.2K
30.5%
SEEWEB s.r.l. IT Lombardy Milan
95.174.0.0/19 8.2K
22.2%
SEEWEB s.r.l. IT Lombardy Milan
212.25.160.0/19 8.2K
47.2%
SEEWEB s.r.l. IT Lazio Frosinone
212.35.192.0/19 8.2K
33.7%
SEEWEB s.r.l. IT Lombardy Milan
212.66.224.0/19 8.2K
0.0%
SEEWEB s.r.l. IT
213.171.160.0/19 8.2K
22.4%
SEEWEB s.r.l. IT Lazio Frosinone
5.144.160.0/20 4.1K
28.8%
SEEWEB s.r.l. IT Lombardy Milan
37.9.224.0/20 4.1K
26.8%
SEEWEB s.r.l. IT Lombardy Milan
217.64.192.0/20 4.1K
30.3%
SEEWEB s.r.l. IT Lazio Frosinone
217.194.0.0/20 4.1K
15.3%
SEEWEB s.r.l. IT Lazio Frosinone
46.16.168.0/21 2.0K
1.5%
SEEWEB s.r.l. IT Lombardy Milan
176.56.128.0/21 2.0K
0.5%
SEEWEB s.r.l. EE
217.168.224.0/21 2.0K
8.5%
SEEWEB s.r.l. IT
80.241.140.0/22 1.0K
37.3%
SEEWEB s.r.l. IT
185.24.104.0/22 1.0K
0.3%
SEEWEB s.r.l. IT Lazio Frosinone
185.47.108.0/22 1.0K
12.8%
SEEWEB s.r.l. IT Lombardy Milan
185.146.252.0/22 1.0K
6.3%
SEEWEB s.r.l. SI
185.220.244.0/22 1.0K
42.8%
SEEWEB s.r.l. IT
185.222.68.0/22 1.0K
2.7%
SEEWEB s.r.l. IT Lombardy Milan
217.168.236.0/22 1.0K
25.0%
SEEWEB s.r.l. IT
77.83.64.0/23 512
28.3%
SEEWEB s.r.l. IT
217.168.224.0/23 512
0.0%
CH Ticino Lugano
217.168.228.0/23 512
0.0%
IT
217.168.234.0/23 512
0.0%
SEEWEB s.r.l. IT
45.143.157.0/24 256
2.0%
SEEWEB s.r.l. CH
93.157.185.0/24 256
0.4%
SEEWEB s.r.l. IT
185.142.68.0/24 256
0.4%
SEEWEB s.r.l. IT
185.228.250.0/24 256
1.2%
SEEWEB s.r.l. EE
185.255.138.0/24 256
0.0%
SEEWEB s.r.l. IT
193.200.3.0/24 256
0.4%
SEEWEB s.r.l. IT Lombardy Milan
217.168.227.0/24 256
0.0%
IT
217.168.230.0/24 256
0.0%
IT
217.168.231.0/24 256
0.0%
CH Zurich Rümlang
217.168.233.0/24 256
0.0%
SEEWEB s.r.l. IT
45.143.157.128/25 128
0.0%
CH
45.143.157.64/26 64
0.0%
CH
217.168.226.64/26 64
0.0%
CH
217.168.226.128/26 64
0.0%
IT
217.168.226.192/26 64
0.0%
CH
45.143.157.32/27 32
0.0%
IT
217.168.226.32/27 32
0.0%
IT
217.168.226.0/28 16
0.0%
IT
45.143.157.8/29 8
0.0%
IT
45.143.157.24/29 8
0.0%
IT
217.168.226.24/29 8
0.0%
CH
45.143.157.0/30 4
0.0%
IT
45.143.157.4/30 4
0.0%
CH
45.143.157.20/30 4
0.0%
IT
217.168.226.20/30 4
0.0%
CH
45.143.157.16/31 2
0.0%
IT
217.168.226.16/31 2
0.0%
IT
217.168.226.18/31 2
0.0%
CH
45.143.157.18 1
0.0%
IT
45.143.157.19 1
0.0%
CH

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS12637 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
217.168.226.0/23 35,823 2026-07-19 05:45:31
185.142.68.0/24 5,939 2026-07-14 10:17:32
77.83.64.0/24 5,391 2026-07-19 03:52:01
217.64.195.0/24 5,188 2026-07-19 05:48:46
217.64.192.0/20 5,109 2026-07-19 03:52:21
217.168.224.0/23 5,003 2026-07-19 03:52:16
45.143.157.0/24 4,939 2026-07-19 03:52:01
185.220.244.0/23 4,856 2026-07-19 04:13:36
5.144.160.0/20 4,838 2026-07-19 03:52:01
37.9.224.0/20 4,771 2026-07-19 03:52:01
185.220.244.0/22 4,753 2026-07-19 03:52:16
80.241.142.0/24 4,721 2026-07-19 03:52:01
46.16.168.0/21 4,674 2026-07-19 03:52:01
77.83.65.0/24 4,645 2026-07-19 03:52:01
80.241.140.0/22 4,621 2026-07-19 03:52:01
85.94.192.0/19 4,608 2026-07-19 03:52:01
176.56.128.0/21 4,557 2026-07-19 03:52:16
95.174.0.0/19 4,555 2026-07-19 03:52:01
93.157.185.0/24 4,541 2026-07-19 03:52:01
185.47.108.0/22 4,498 2026-07-19 03:52:16
185.228.250.0/24 4,487 2026-07-19 03:52:16
185.222.68.0/23 4,473 2026-07-19 03:52:16
212.35.192.0/19 4,469 2026-07-19 03:52:16
217.168.224.0/20 4,466 2026-07-19 03:52:16
185.24.104.0/22 4,461 2026-07-19 03:52:16
193.200.3.0/24 4,460 2026-07-19 03:52:16
185.146.252.0/22 4,446 2026-07-19 03:52:16
37.9.239.0/24 4,436 2026-07-19 03:52:01
212.66.224.0/19 4,235 2026-07-19 03:52:21
212.25.160.0/19 4,130 2026-07-19 03:52:21
213.171.160.0/19 4,102 2026-07-19 03:52:21
217.194.0.0/20 4,082 2026-07-19 03:52:21
185.222.70.0/23 4,073 2026-07-19 03:52:21
185.255.138.0/24 4,062 2026-07-19 03:52:21
85.94.208.0/20 4,060 2026-07-19 03:52:01
185.220.246.0/24 3,770 2026-07-19 05:45:31
193.17.32.0/24 66 2026-07-14 09:32:50
85.137.175.0/24 35 2026-07-03 10:31:37
178.215.237.0/24 33 2026-07-03 10:31:37
195.14.9.0/24 33 2026-07-03 10:31:37

Frequently Asked Questions

What is AS12637?

AS12637 is an Autonomous System Number assigned to SEEWEB s.r.l.. 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 AS12637 announce?

AS12637 announces 81.7K IPv4 addresses distributed across 29 routed CIDR prefixes. The network is registered in Italy.

Who operates AS12637?

AS12637 is operated by SEEWEB s.r.l.. The organization is based in Italy. You can view all IP ranges and related ASNs on the organization page.

What country is AS12637 registered in?

AS12637 is registered in Italy. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-19 05:55:31 UTC
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