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AS29107 SYNAPSE-AS Synapse Network LTD

SYNAPSE-AS Synapse Network LTD · registered in the United Kingdom

IPv4 addresses54,2728 prefixes · 0.002% of announced IPv4
Rank in United Kingdom#84largest network in GB by IPv4 space, of 2,074 · 0.08% of GB
Rank worldwide#3,802of 79,396 networks with IPv4
IPv62 x /482 prefixes
CountryUnited Kingdom2,261 ASNs registered there

IPv4 prefixes

All 8 prefixes, in address order.

  • 77.87.144.0/21
  • 91.216.176.0/24
  • 92.249.64.0/18
  • 141.98.109.0/24
  • 178.54.0.0/17
  • 193.201.80.0/23
  • 194.0.88.0/22
  • 195.69.84.0/22

IPv6 prefixes

All 2 prefixes.

  • 2001:67c:2b14::/48
  • 2a07:76c0:2::/48

Similar-sized networks in United Kingdom

ASNNameIPv4 addresses
AS59395#81 EFAR-AS Southern Communications Ltd56,320
AS35425#82 BYTEMARK-AS Iomart Managed Services Limited55,808
AS4455#83 BSO IX Reach Ltd54,784
AS12701#85 BARCAP Barclays Bank plc52,992
AS15533#86 SASEUROPE Redcentric Solutions Ltd51,968
AS39356#87 Avanti-UK-AS Avanti Broadband Ltd50,944

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