[dns-operations] Recommended zone serial number format for over 100 changes / day

Peter Koch pk at denic.de
Tue Apr 5 05:59:03 UTC 2016

On Thu, Mar 31, 2016 at 01:27:14PM +0000, Jonathan Tuliani wrote:
> Thank you everyone for the feedback so far.

> * For example, www.dnssy.com/report.php<http://www.dnssy.com/report.php> gives a warning ("Your SOA serial number is 1. This does not match the recommended format of YYYYMMDDnn [RIPE-203]<http://www.ripe.net/docs/ripe-203.html>. This is not necessarily a problem as long as your DNS admin knows what they are doing.")  I also see a warning in mxtoolbox.com ("SOA Serial Number Format is Invalid")

careful reading of RIPE 203 reveals that the recommendation aimed at
'small, stable DNS zones' only -- and a zone with >=100 updates a day
wasn't considered stable.


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