[wp-trac] [WordPress Trac] #22953: Upgrade to Wordpress 3.5 Immediately Breaks Subdomain Multisite Network

[WordPress Trac]

#22953: Upgrade to Wordpress 3.5 Immediately Breaks Subdomain Multisite Network
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 Reporter:  sffandom      |       Owner:
     Type:  defect (bug)  |      Status:  closed
 Priority:  normal        |   Milestone:
Component:  Multisite     |     Version:  3.5
 Severity:  blocker       |  Resolution:  invalid
 Keywords:  needs-patch   |
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Comment (by sffandom):

 Replying to [comment:6 dd32]:
 > > Site that works: ​http://www.reflectivedynamics.com/
 > > Site that no longer works: ​http://blog.reflectivedynamics.com/
 >
 > The DNS records for 'blog.reflectivedynamics.com' are missing, the
 domain doesn't point anywhere.

 Dude, there were NEVER any DNS records for blog.reflectivedynamics.com.
 It's a multisite installation.  It uses a WildCard subdomain.

 > You can verify it yourself on the command line:
 > {{{
 > > ping reflectivedynamics.com
 > PING reflectivedynamics.com (66.79.188.10): 56 data bytes
 > 64 bytes from 66.79.188.10: icmp_seq=0 ttl=53 time=191.880 ms
 >
 > > ping blog.reflectivedynamics.com
 > ping: cannot resolve blog.reflectivedynamics.com: Unknown host
 > }}}
 >
 > Not a !WordPress problem, nor could it have been caused by !WordPress.
 Contact your web host (Grey Web Host by the look of it?) to get them to
 set the DNS up again.

 IS there someone else who understands this better?

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Ticket URL: <http://core.trac.wordpress.org/ticket/22953#comment:7>
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