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A comment on What happens if you point two CNAMEs at each other? Not much, really.

Re:What happens if you point two CNAMEs at each other? Not m... by hoppla on Monday August 15, 2022 @02:07AM (#32466371)
Played a bit around with this a few years back. Made an endless chain of CNAMEs to see how resolvers would handle it. Turned that nothing (bad) happened as the resolvers gave up after a while
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Re:What happens if you point two CNAMEs at each other? Not m... by aaaaaaaaata on Monday August 15, 2022 @07:36AM (#32468367)
Wonder what metric(s) make them decide to quit?
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Re:What happens if you point two CNAMEs at each other? Not m... by taskforcegemini on Wednesday August 17, 2022 @09:14PM (#32504000)
I would have thought there is some form of loop detection, similar how mailservers ckeck for it in email forwarding or autoresponding
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Re:What happens if you point two CNAMEs at each other? Not m... by eerikkivistik on Monday August 15, 2022 @09:35AM (#32469469)
Either a hard limit on the number of jumps, or Floyd's Tortoise and Hare Algorithm.
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