Kind of both. The world of emails works in mystical ways! It really depends on the admin. He or she might very well block .me etc. since no serious company is

Kind of both. The world of emails works in mystical ways! It really depends on the admin. He or she might very well block .me etc. since no serious company is going to have a .me email. A lot of admins do block something like .services. Your best bet is to go with a tld that is also commonly used by companies. Also, if this is important to you, you need to check if whois privacy is supported for a specific tld.