Our Network

Our Network

We run our own dedicated network from our Ripe AS Number AS203416

Diverse BGP routing via multiple carriers and 1.76 Tbps Switching Capacity.

Volta Data Centre, 36-43 Great Sutton St, London EC1V 0AB is an award-winning, carrier-neutral data centre in Central London. Located in Great Sutton Street and built to Tier III standards, Volta is a 91,000 sq ft data centre spanning 4 floors.

Designed to address the ever-increasing infrastructure demands of businesses, Volta provides organisations and companies – including cloud and managed service providers, media and financial services – with a highly flexible, secure and scalable IT and hosting environment. Volta offers unparalleled resilience in central London, benefiting from two separate 33kV supplies, with ultra-fast connectivity linking customers to a variety of world-class carriers, cloud providers, networks and major Internet exchanges.

Volta has been awarded the following accreditations:

PCI DSS, Visa Merchant Agent, EU code of Conduct, ISO 27001:2013, ISO 9001, ISO 14001, OHSAS 18001 and PAS 99

Sovereign House, 227 Marsh Wall, London E14 9SD
Memaco House, 215 Marsh Wall, London E14 9FJ

The site comprises five Data Floors with a total of 50,000 sq ft and is built to Tier III standards


We run our network with a minimum of two IP Transit Providers per Data Centre for resilience with the ability to increase capacity quickly if the demand on our network requires it.

We have public peering via the London Linx network and also private peering available at both Data Centres.

You can find our peering details at https://www.peeringdb.com/net/9649

Maidenhead data centre is situated on a purpose-built site near the centre of the town. It offers 2,800m² (30,140ft²) of high quality, resilient and secure space across nine data halls. Located outside the M25 the facility offers high speed secure connections to a wide range of Tier 1 national and international carriers.


  • 24 hour manned security, biometric access and intruder alarms
  • 24 hour on site Network Operations Centre (NOC)
  • 6 x 1.5 MW Generators
  • 0.75 kW/m² power density
  • N+1 Air Conditioning Systems
  • Dual zone fire detection
  • Up to 63A MCCBs within PDUs
  • Dark fibre capability and diverse fibre entry
  • Carrier neutral
  • 2 x 8 MW diverse supply UPS (N+1)
  • Controlled environment – room temperature 24°C +/- 2°C
  • 0.75kW/m² cooling density
  • 12kN/m² raised floor system – 450mm & 600mm void


Each Data Centre is protected by:-

  • 24 x 7 x 365 Manned Security & Monitoring
  • Smart Card access policies
  • Internal and External CCTV systems
  • Security breach alarms

IP Address Subnets

IPv4 (IPv4 256 IP Addresses) (IPv4 256 IP Addresses) (IPv4 512 IP Addresses)  (IPv4 1024 IP Addresses)

2a06:dd40::/29 (IPv6)
2a0d:35c0::/29 (IPv6)