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A resilient, high quality service for organisations that require fast, reliable internet access delivered direct to your equipment.

Our Network

Custodian operates a fully multihomed and highly resilient IP transit service under our own ASN 50300. Our network is based entirely on Cisco hardware and has an extremely high level of resilience and diversity in both its physical and logical routing.

Here are some key facts about our BGP / IP transit network:

• Very high capacity – No full transit edge ports are smaller than 10GB
• All backbone links are in multiples of 10GB
• All standard customer ports are 1GB/s – with 10GB/s ports also in use
• Fully IPv6 capable since 2009

Our multihomed IP Transit service includes direct connections with no less than 5 full-transit providers, as well as extensive peerings to other UK and European ISPs via our direct connections to some of the world’s largest public peering exchanges.

Directly Connected Full Transit Providers:

• NTT (AS 2914)
• Level 3 (AS 3356)
• Virgin Media (AS 5089) Including:
  • AboveNet (AS 6461)
  • Cable & Wireless (AS 1273)
  • TINet (AS 3527)
• Atrato (AS 5580) Including:
  • Telia (AS 1299)
  • Global Crossing (AS 3549)
  • TINet (AS 3527)
• 4D-DC (AS 31463) Including:
  • Seabone (AS 6762)
  • HE.net (AS 6939)

Peering Exchanges / Partials:

• London Internet Exchange (LINX)
• Amsterdam Internet Exchange (AMS-IX)
• London Access Point (LonAP)
• NWIX / ManAP / EDGE-IX
• Netrino UK

Key Facts

• Multi 10Gbit Backbone
• Active/Standby Feeds
• Diverse Physical Routing
• Full IPv6 Support
• Truly Diverse UPS Supplies

Peering Connections

We have over 550 directly adjacent peerings with other Global ISPs. A full list maintained by Hurricane Electric can be found here

Monitoring

We are independently monitored from over 30 locations around the world every minute and the results of this are published here