iCloud Custom Domain setup error: 'check TXT

I am having problems setting up a Custom Domain. I keep getting 'check TXT' message.

These are my DNS settings:

MX

Domain name

mx02.mail.icloud.com 10

DNS only

Auto

MX

Doman name

mx01.mail.icloud.com 10

DNS only

Auto

TXT _dmarc "v=DMARC1; p=none; rua=mailto:24-cereal.delays@icloud.com"

TXT domain name "v=spf1 include:icloud.com ~all"

TXT domain name "appledomain=iRwxmYnQ0dWVPFkS"

CNAME sig1._domainkey sig1.dkim.domain name.at.icloudmailadmin.com