Peers must meet the following requirements:

  • Operation of a 24x7x365 Network Operations Center (NOC) which can be contacted via Email or telephone, capable and wiling to assist in the resolution of:
    • Technical and performance issues.
    • Security incidents (e.g. DoS attacks or malicious traffic), originating from within the peer or their customers.
  • Use of a public ASN.
  • Advertise at least one publicly routable /24.
  • Maintain an up to date entry.
  • Must NOT establish a static route, a route of last resort, or otherwise send traffic to the other party for a route not announced via BGP.
  • Both parties are expected to register route and other related objects in a public Internet Routing Registry (IRR) database. These objects shall be maintained to ensure they are current for the purpose of filtering.
  • The same ASN must be used across all peerings with Nationwide.
  • A consistent set of prefixes must be announced at all peering points with Nationwide.
  • MD5 is preferred where possible.
  • Legitimate traffic will not be rate limited, dropped, or have its payload changed.


To express an interest in peering with Nationwide Building Society, please email us.

Nationwide reserve the right to suspend any or all interconnections with a peer without prior notice in the event that the peer network is causing operational, or material damage to Nationwide. Any interconnect suspended in this manner will be restored as soon as both parties are confident that the operational issues are resolved.

Nationwide reserves the right to terminate any peering at any time with 60 days’ notice.

Nationwide reserve the right to refuse peering based upon any commercial or operational concerns it may have.

Nationwide currently only support advertisement and receipt of IPv4 prefixes.

Nationwide reserves the right to amend this policy at any time.

Policy last updated 05/07/2018.