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AS6871 Plusnet British Telecommunications Limited

Plusnet British Telecommunications Limited · registered in the United Kingdom

IPv4 addresses2,097,66459 prefixes · 0.067% of announced IPv4
Rank in United Kingdom#7largest network in GB by IPv4 space, of 2,074 · 3.09% of GB
Rank worldwide#190of 79,396 networks with IPv4
IPv69 x /32 (589,824 x /48)2 prefixes
CountryUnited Kingdom2,261 ASNs registered there
Open AS6871 in ASN lookup Look up an IP in this network (31.108.0.1) All networks in United Kingdom

IPv4 prefixes

All 59 prefixes, in address order.

  • 31.108.0.0/14
  • 31.125.0.0/16
  • 31.185.32.0/19
  • 31.185.128.0/17
  • 37.152.192.0/18
  • 46.208.0.0/16
  • 51.6.0.0/15
  • 51.9.0.0/16
  • 80.189.0.0/16
  • 80.229.0.0/16
  • 81.174.128.0/17
  • 83.216.128.0/19
  • 84.51.128.0/18
  • 84.92.0.0/15
  • 87.112.0.0/14
  • 91.125.0.0/16
  • 143.159.0.0/16
  • 146.66.32.0/19
  • 146.90.0.0/16
  • 146.198.0.0/15
  • 146.200.0.0/16
  • 147.147.0.0/16
  • 150.143.0.0/16
  • 194.75.0.0/19
  • 194.75.80.0/20
  • 194.75.220.0/22
  • 195.99.8.0/21
  • 195.99.32.0/19
  • 195.99.88.0/21
  • 195.99.224.0/20
  • 195.166.128.0/19
  • 195.213.0.0/16
  • 209.93.0.0/16
  • 212.56.64.0/18
  • 212.140.0.0/19
  • 212.140.32.0/20
  • 212.140.48.0/21
  • 212.159.0.0/21
  • 212.159.8.0/23
  • 212.159.10.0/23
  • 212.159.12.0/22
  • 212.159.16.0/20
  • 212.159.32.0/19
  • 212.159.64.0/18
  • 213.31.0.0/16
  • 213.162.96.0/19
  • 217.32.30.0/23
  • 217.32.32.0/20
  • 217.32.112.0/22
  • 217.32.148.0/22
  • 217.32.152.0/21
  • 217.32.160.0/22
  • 217.32.176.0/22
  • 217.39.16.0/20
  • 217.39.112.0/20
  • 217.45.24.0/21
  • 217.45.96.0/20
  • 217.46.24.0/22
  • 217.46.128.0/20

IPv6 prefixes

All 2 prefixes.

  • 2a02:16c8::/32
  • 2a06:7200::/29

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AS8426#10 CLARANET-AS Claranet Limited904,704

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