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Autonomous System

AS12637

SEEWEB s.r.l.

Announced IPs
79,104
CIDR prefixes
26
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 v1.3.0 — 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
30.8%
SEEWEB s.r.l. IT Lombardy Milan
95.174.0.0/19 8.2K
22.3%
SEEWEB s.r.l. IT Lombardy Milan
212.25.160.0/19 8.2K
54.1%
SEEWEB s.r.l. IT Lazio Frosinone
212.35.192.0/19 8.2K
35.3%
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
24.0%
SEEWEB s.r.l. IT Lazio Frosinone
5.144.160.0/20 4.1K
29.9%
SEEWEB s.r.l. IT Lombardy Milan
37.9.224.0/20 4.1K
28.5%
SEEWEB s.r.l. IT Lombardy Milan
217.64.192.0/20 4.1K
32.4%
SEEWEB s.r.l. IT Lazio Frosinone
217.194.0.0/20 4.1K
16.0%
SEEWEB s.r.l. IT Lazio Frosinone
46.16.168.0/21 2.0K
1.5%
SEEWEB s.r.l. IT Lombardy Milan
217.168.224.0/21 2.0K
8.6%
SEEWEB s.r.l. IT — —
80.241.140.0/22 1.0K
37.8%
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
13.1%
SEEWEB s.r.l. IT Lombardy Milan
185.146.252.0/22 1.0K
4.8%
SEEWEB s.r.l. SI — —
185.220.244.0/22 1.0K
43.1%
SEEWEB s.r.l. IT — —
185.222.68.0/22 1.0K
3.8%
SEEWEB s.r.l. IT Lombardy Milan
217.168.236.0/22 1.0K
25.2%
SEEWEB s.r.l. IT — —
77.83.64.0/23 512
28.3%
SEEWEB s.r.l. IT — —
217.168.224.0/23 512
27.9%
SEEWEB s.r.l. CH Ticino Lugano
217.168.228.0/23 512
0.0%
SEEWEB s.r.l. 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 — —
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
217.168.230.0/24 256
0.0%
SEEWEB s.r.l. IT — —
217.168.231.0/24 256
0.0%
SEEWEB s.r.l. CH Zurich Rümlang
217.168.233.0/24 256
0.0%
SEEWEB s.r.l. IT — —
45.143.157.128/25 128
2.3%
SEEWEB s.r.l. CH — —
217.168.227.128/25 128
7.0%
SEEWEB s.r.l. CH — —
45.143.157.64/26 64
1.6%
SEEWEB s.r.l. CH — —
217.168.226.64/26 64
6.3%
SEEWEB s.r.l. CH — —
217.168.226.192/26 64
6.3%
SEEWEB s.r.l. CH — —
217.168.227.64/26 64
6.3%
SEEWEB s.r.l. IT — —
45.143.157.32/27 32
3.1%
SEEWEB s.r.l. CH — —
217.168.226.32/27 32
6.3%
SEEWEB s.r.l. IT — —
217.168.226.128/27 32
6.3%
SEEWEB s.r.l. IT — —
217.168.226.160/27 32
6.3%
SEEWEB s.r.l. CH — —
45.143.157.16/28 16
0.0%
SEEWEB s.r.l. CH — —
217.168.226.0/28 16
6.3%
SEEWEB s.r.l. IT — —
217.168.227.0/28 16
6.3%
SEEWEB s.r.l. IT — —
217.168.227.32/28 16
6.3%
SEEWEB s.r.l. IT — —
45.143.157.8/29 8
0.0%
SEEWEB s.r.l. CH — —
217.168.226.24/29 8
12.5%
SEEWEB s.r.l. CH — —
217.168.227.24/29 8
12.5%
SEEWEB s.r.l. IT — —
217.168.227.56/29 8
12.5%
SEEWEB s.r.l. IT — —
45.143.157.0/30 4
0.0%
SEEWEB s.r.l. IT — —
45.143.157.4/30 4
0.0%
SEEWEB s.r.l. CH — —
217.168.226.20/30 4
0.0%
SEEWEB s.r.l. CH — —
217.168.227.16/30 4
0.0%
SEEWEB s.r.l. IT — —
217.168.227.52/30 4
0.0%
SEEWEB s.r.l. IT — —
217.168.226.16/31 2
0.0%
SEEWEB s.r.l. IT — —
217.168.226.18/31 2
0.0%
SEEWEB s.r.l. CH — —
217.168.227.22/31 2
0.0%
SEEWEB s.r.l. IT — —
217.168.227.48/31 2
0.0%
SEEWEB s.r.l. IT — —
217.168.227.20/32 1
0.0%
SEEWEB s.r.l. IT — —
217.168.227.21/32 1
0.0%
SEEWEB s.r.l. CH — —
217.168.227.50/32 1
0.0%
SEEWEB s.r.l. CH — —
217.168.227.51/32 1
0.0%
SEEWEB s.r.l. IT — —

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
217.168.226.0/23 253,281 2026-11-11 21:35:02
217.168.224.0/23 33,308 2026-11-11 21:35:02
77.83.64.0/24 22,376 2026-11-11 21:32:52
45.143.157.0/24 21,785 2026-11-11 21:32:52
185.220.244.0/22 21,235 2026-11-11 21:34:11
85.94.208.0/20 20,752 2026-11-11 22:36:35
217.64.195.0/24 20,267 2026-10-22 13:18:51
77.83.65.0/24 20,219 2026-11-11 22:36:35
80.241.140.0/22 20,000 2026-11-11 22:36:35
217.64.192.0/20 19,958 2026-11-11 22:36:35
185.222.68.0/23 19,607 2026-11-11 22:36:35
212.66.224.0/19 19,438 2026-11-11 22:36:35
212.25.160.0/19 19,086 2026-11-11 22:36:35
185.255.138.0/24 18,950 2026-11-11 22:36:35
213.171.160.0/19 18,933 2026-11-11 22:36:35
217.194.0.0/20 18,925 2026-11-11 22:36:35
5.144.160.0/20 18,664 2026-11-11 22:34:40
185.220.244.0/23 18,396 2026-11-11 21:34:11
37.9.224.0/20 18,353 2026-11-11 22:34:40
46.16.168.0/21 18,058 2026-11-11 22:34:40
80.241.142.0/24 17,898 2026-11-11 22:34:40
37.9.239.0/24 17,781 2026-11-11 22:34:40
185.222.70.0/23 17,762 2026-11-11 22:34:40
85.94.192.0/19 17,729 2026-11-11 22:34:40
95.174.0.0/19 17,607 2026-11-11 23:06:14
185.47.108.0/22 17,354 2026-11-11 22:34:40
93.157.185.0/24 17,291 2026-10-31 14:49:39
212.35.192.0/19 17,180 2026-11-11 22:34:40
217.168.224.0/20 17,165 2026-11-11 22:34:40
185.228.250.0/24 17,158 2026-11-11 22:34:40
185.24.104.0/22 17,141 2026-11-11 22:34:40
185.146.252.0/22 17,123 2026-11-11 22:34:40
193.200.3.0/24 17,102 2026-11-11 22:34:40
185.220.246.0/24 15,823 2026-11-11 21:34:11
176.56.128.0/21 15,168 2026-09-18 16:39:06
185.142.68.0/24 5,939 2026-07-14 10:17:32
193.17.32.0/24 369 2026-11-03 04:18:08
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 79.1K IPv4 addresses distributed across 26 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: 2026-11-11 23:09:05 UTC
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