Is there any lenght limitation in CNAME fields? I cannot enter a google apps verification CNAME: http://support.google.com/a/bin/answer.py?hl=en&answer=112038
If I remember correctly, there is a lenght limitation in 3.0.4.6 which has been raised in 3.0.5, I think the oldlimt was 64 chars so it was above the limits that google uses anyway.