I need to transfer or register multiple domains, do I have to do them one by one?
No, Express Hosting UK provide a bulk domain checker which will allow
you to check and register/transfer upto 20 domains at one time:
Bulk Domain Search:
https://noc.exn.org.uk/domainchecker.php?search=bulkregister
Bulk Domain Transfer:
https://noc.exn.org.uk/domainchecker.php?search=bulktransfer