The announcement this morning about the DNS problems indicates that the problem is currently just with ns1. I have a new account and still can't get to my site, though the domain has resolved. DNS Report shows more problems:
ERROR: Some of your nameservers listed at the parent nameservers did not respond. The ones that did not respond are:
ERROR: You have one or more lame nameservers. These are nameservers that do NOT answer authoritatively for your domain. This is bad; for example, these nameservers may never get updated. The following nameservers are lame:
ERROR: One or more of the nameservers listed at the parent servers are not listed as NS records at your nameservers. The problem NS records are:
Could ALL of these be related to the issue in the announcement, or is there something more going on?