[FX.php List] [OFF] Question about DNS TTL (time-to-live)

[Roger Moffat]

On Oct 13, 2011, at 11:47 AM, Bob Patin wrote:

> I changed the DNS more than 5 minutes ago for this domain name, to an IP that I'll be moving to this weekend. If time-to-live is obeyed, it should've done a re-lookup of the IP after 5 minutes, but if you try that site, you'll still see it, because DNS still thinks that domain is at the old IP address.
> 

What is the IP address that you have set bobpatin.com to be pointed to? I get

[MacPro:~] roger% ping bobpatin.com
PING bobpatin.com (207.145.178.13): 56 data bytes
Request timeout for icmp_seq 0
Request timeout for icmp_seq 1
Request timeout for icmp_seq 2
Request timeout for icmp_seq 3


and

[MacPro:~] roger% traceroute bobpatin.com
traceroute to bobpatin.com (207.145.178.13), 64 hops max, 52 byte packets
 1  192.168.123.1 (192.168.123.1)  0.587 ms  0.332 ms  0.239 ms
 2  h-69-3-99-149.chcgilgm.static.covad.net (69.3.99.149)  16.994 ms  25.303 ms  17.717 ms
 3  192.168.5.37 (192.168.5.37)  17.224 ms  16.865 ms  45.194 ms
 4  h-67-100-37-111.noclli.covad.net (67.100.37.111)  71.939 ms  53.030 ms  51.692 ms
 5  h-74-0-45-38.mclnva23.static.covad.net (74.0.45.38)  52.715 ms  52.518 ms  53.956 ms
 6  ae1-mxc2.atlngamq.bb.megapath.net (155.229.57.154)  68.953 ms  82.497 ms  68.436 ms
 7  155.229.101.194 (155.229.101.194)  68.667 ms  68.742 ms  68.416 ms
 8  ge-5-1.e40.atp.megapath.net (155.229.123.38)  68.416 ms  107.524 ms  68.447 ms
 9  207.168.115.114 (207.168.115.114)  78.429 ms *  78.322 ms
10  * * *
11  * * *
12  * * *
13  * * *
14  * * *
15  * * *
16  * * *


so at least for me it's unreachable. I have not visited bobpatin.com so must have retrieved the DNS from somewhere...

Roger
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