Gandi is a domain registrar with a lot of different top-level domains and afordable prices. They also offer other services like hosting and email. Gandi offers 2FA and it is possible to create organisation accounts where multiple users have access.

IONOS Domains is the domain name registrar product of the German cloud provider IONOS. IONOS is ICANN accredited and supports DNSSEC. For every domain bought they offer a free 2 GB email account and a wildcard SSL certificate.

OVHcloud Domains is the domain name registrar product of the French cloud provider OVHcloud. With every domain they provide a free email address with 5GB storage and a 10MB web space. OVHcloud supports DNSSEC, multi-user accounts and are ICANN accredited.

OVH Cloud as a cloud platform is described on a separate page.

Infomaniak Domains is the domain registrar of the Swiss cloud provider Infomaniak. They support DNSSEC, multi-user accounts and are ICANN accredited.

United Domains is a domain name registrar from Germany. They offer 2-Factor-Authentication and DDoS protection.

Openprovider is a domain name registrar from the Netherlands. The company is ICANN-accredited and offers DNSSEC support. They sell a lot of top-level domains, offer multi-factor authentication and you can add multiple users to an account. It's not possible to see who changed what (audit log).

Hostinger is a hoster based in Lithuania, which among other products also offers a domain name registry. Hostinger offers 2FA and it is possible to grant other users access to your account.

easyname is a Austrian domain registrar with good prices. They offer most top-level domains, but some of the rarer (f.e. .io) are not that affordable. They also don't offer multi user accounts and their account managment is a bit old fashioned. For simple use cases it should still be more than enough. A big plus is that they offer SEPA direct payment which makes paying the yearly fee a bit easier.