[dns-operations] Strange reverse DNS entry

Michael Monnerie michael.monnerie at it-management.at
Tue Sep 25 22:22:11 UTC 2007


# dig -x 12.4.146.152

;; ANSWER SECTION:
152.146.4.12.in-addr.arpa. 83000 IN     CNAME   
152.128/26.146.4.12.in-addr.arpa.

Could that ever be a valid entry? I believe no, but what could they have 
wanted to do with that form of CNAME?

mfg zmi
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