Reverse delegations

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Janet is responsible for reverse delegations within the Janet IP address space, as allocated by the RIPE NCC. Therefore, Janet will undertake delegations within the following zones:

Reverse zones for newly assigned IP ranges will be automatically delegated in the DNS as part of the IP assignment process. Alternatively, requests for the delegation or modification of a reverse domain should be submitted to using the form available at:

All sites may contact the Janet Service Desk for advice and assistance when dealing with reverse delegation problems. FE and specialist colleges may also receive assistance from their JISC RSC with this process.