Tickets :: Comment on [#7374] speed up hostname lookups on broken DNS

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Comment	> There are some strange providers out there who configure there > nameserver to block DNS-lookups of IPs in their networks so that they > run into a time out. This is very annoying since the login into > Horde/IMP takes very long (> 60 sec.) until the gethostbyaddr() calls > time out. This leads to strange behavior afterwards e.g. IMP can't > save sent messages in the sent-mail folder or move messages to the > trash folder (permission denied). > > > > It would by good to have a dns lookup with a short timeout. > Unfortunately the php gethostbyaddr() function does not have a > timeout option. > > > > e.g. > > <?php > > $now = time(); > > print gethostbyaddr('153.19.206.48') . "\n"; > > print time() - $now . "\n"; > > ?> > > results in: > > 153.19.206.48 > > 70 > > > >
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