1st March 2007

More DNS problems

posted in Technology |
I had this same problem when we switched the launch21.com site to a new server and its striking again. Its been almost a week and its still broken and the launch21.com one is messed up again pretty much two weeks later.
This time I dug in a bit more and used the nslookup utility to check out what the 1and1 nameservers are actually returning. I needed to see if its some weird propagation delay within the network or if its more directly a problem on their side. I set the server to ns47.1and1.com (which is their server hosting my domain name) and used “set debug” to turn on verbose displays. Querying for www.alexhopmann.com gave back TWO IP addresses, the first one being the old address and the second one being the new correct one. So this can’t be explained by normal network latencies, this is pretty clearly a bug (operations or otherwise) on the 1and1 side. I’m starting to think about running my own nameserver.

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