HTTPfy

AS12637 SEEWEB SEEWEB s.r.l.

SEEWEB SEEWEB s.r.l. · registered in Italy

IPv4 addresses79,10431 prefixes · 0.003% of announced IPv4
Rank in Italy#32largest network in IT by IPv4 space, of 1,081 · 0.15% of IT
Rank worldwide#2,207of 79,396 networks with IPv4
IPv644 x /32 (2,883,584 x /48)8 prefixes
CountryItaly1,121 ASNs registered there
Open AS12637 in ASN lookup Look up an IP in this network (5.144.160.1) All networks in Italy

IPv4 prefixes

All 31 prefixes, in address order.

  • 5.144.160.0/20
  • 37.9.224.0/20
  • 45.143.157.0/24
  • 46.16.168.0/21
  • 77.83.64.0/23
  • 80.241.140.0/23
  • 80.241.142.0/24
  • 80.241.143.0/24
  • 85.94.192.0/19
  • 95.174.0.0/19
  • 185.24.104.0/22
  • 185.47.108.0/22
  • 185.146.252.0/22
  • 185.220.244.0/23
  • 185.220.246.0/24
  • 185.220.247.0/24
  • 185.222.68.0/22
  • 185.228.250.0/24
  • 185.255.138.0/24
  • 193.200.3.0/24
  • 212.25.160.0/19
  • 212.35.192.0/19
  • 212.66.224.0/19
  • 213.171.160.0/19
  • 217.64.192.0/20
  • 217.168.224.0/22
  • 217.168.228.0/22
  • 217.168.233.0/24
  • 217.168.234.0/23
  • 217.168.236.0/22
  • 217.194.0.0/20

IPv6 prefixes

All 8 prefixes.

  • 2001:4b78::/29
  • 2a02:e9::/32
  • 2a02:ea::/32
  • 2a04:2700::/29
  • 2a05:b6c0::/31
  • 2a05:be80::/29
  • 2a0b:fd40::/29
  • 2a0d:b000::/29

Similar-sized networks in Italy

ASNNameIPv4 addresses
AS21176#29 ASN-DEBIS Engineering D.HUB S.p.A.84,992
AS2594#30 ASN-CSI CSI Piemonte82,944
AS31638#31 ASN-LEPIDA Lepida S.c.p.A.80,384
AS21309#33 CASAWEB-AS HERABIT S.p.A.78,848
AS6882#34 RTRT-PEGASO Regione Toscana73,728
AS12551#35 AS-ENEL-IT ENEL S.p.A72,192

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources