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AS1267 ASN-WINDTRE WIND TRE S.P.A.

ASN-WINDTRE WIND TRE S.P.A. · registered in Italy

IPv4 addresses7,396,352112 prefixes · 0.236% of announced IPv4
Rank in Italy#2largest network in IT by IPv4 space, of 1,081 · 14.27% of IT
Rank worldwide#62of 79,396 networks with IPv4
IPv6520 x /32 (34,078,720 x /48)2 prefixes
CountryItaly1,121 ASNs registered there
Open AS1267 in ASN lookup Look up an IP in this network (2.156.0.1) All networks in Italy

IPv4 prefixes

All 112 prefixes, in address order.

  • 2.156.0.0/15
  • 2.158.0.0/17
  • 2.158.128.0/18
  • 2.159.0.0/16
  • 5.77.64.0/19
  • 31.190.0.0/15
  • 37.100.0.0/14
  • 62.98.0.0/16
  • 81.81.0.0/16
  • 91.254.0.0/15
  • 94.160.0.0/13
  • 151.3.0.0/16
  • 151.4.0.0/16
  • 151.5.0.0/18
  • 151.5.64.0/20
  • 151.5.80.0/21
  • 151.5.96.0/19
  • 151.5.128.0/17
  • 151.6.0.0/15
  • 151.8.0.0/15
  • 151.10.0.0/16
  • 151.11.0.0/19
  • 151.11.32.0/20
  • 151.11.54.0/23
  • 151.11.56.0/21
  • 151.11.64.0/18
  • 151.11.128.0/17
  • 151.12.0.0/16
  • 151.13.0.0/17
  • 151.13.128.0/22
  • 151.13.132.0/22
  • 151.13.136.0/21
  • 151.13.144.0/20
  • 151.13.160.0/19
  • 151.13.192.0/18
  • 151.14.0.0/15
  • 151.16.0.0/12
  • 151.32.0.0/12
  • 151.48.0.0/13
  • 151.56.0.0/15
  • 151.58.0.0/17
  • 151.58.128.0/19
  • 151.58.160.0/20
  • 151.58.176.0/20
  • 151.58.192.0/18
  • 151.59.0.0/17
  • 151.59.128.0/19
  • 151.59.160.0/21
  • 151.59.168.0/21
  • 151.59.176.0/20
  • 151.59.192.0/19
  • 151.59.224.0/20
  • 151.59.240.0/20
  • 151.60.0.0/14
  • 151.64.0.0/12
  • 151.81.0.0/16
  • 151.82.0.0/15
  • 151.84.0.0/16
  • 151.93.0.0/16
  • 151.95.0.0/16
  • 176.206.0.0/15
  • 185.27.74.0/24
  • 185.54.32.0/22
  • 185.145.101.0/24
  • 185.145.103.0/24
  • 185.215.172.0/22
  • 185.215.240.0/22
  • 192.5.97.0/24
  • 192.92.126.0/24
  • 192.94.212.0/24
  • 192.104.23.0/24
  • 192.106.0.0/18
  • 192.106.64.0/18
  • 192.106.128.0/18
  • 192.106.193.0/24
  • 192.106.194.0/23
  • 192.106.198.0/23
  • 192.106.200.0/21
  • 192.106.208.0/20
  • 192.106.224.0/21
  • 192.106.232.0/23
  • 192.106.235.0/24
  • 192.106.236.0/22
  • 192.106.240.0/20
  • 193.70.128.0/20
  • 193.70.144.0/23
  • 193.70.147.0/24
  • 193.70.148.0/22
  • 193.70.152.0/21
  • 193.70.160.0/19
  • 193.70.192.0/19
  • 193.70.224.0/23
  • 193.70.228.0/22
  • 193.70.232.0/21
  • 193.70.240.0/20
  • 193.76.0.0/16
  • 193.109.90.0/24
  • 194.20.24.0/24
  • 195.45.0.0/16
  • 195.210.64.0/19
  • 212.52.64.0/18
  • 212.141.0.0/16
  • 212.245.0.0/17
  • 212.245.128.0/18
  • 212.245.192.0/19
  • 212.245.224.0/22
  • 212.245.228.0/22
  • 212.245.232.0/21
  • 212.245.240.0/20
  • 217.20.4.0/22
  • 217.20.8.0/21
  • 217.171.64.0/20

IPv6 prefixes

All 2 prefixes.

  • 2a02:b000::/23
  • 2a0b:a540::/29

Similar-sized networks in Italy

ASNNameIPv4 addresses
AS3269#1 ASN-IBSNAZ Telecom Italia S.p.A.19,699,456
AS30722#3 VODAFONE-IT-ASN Fastweb SpA5,575,936
AS12874#4 FASTWEB Fastweb SpA3,562,752
AS137#5 ASGARR Consortium GARR2,761,728

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