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it:site:servery:dns-spf
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Například pro emailovou komunikaci mezi servery je třeba zajistit vytvoření TXT záznamu v DNS:
$ dig TXT domena.cz
;; ANSWER SECTION: domena.cz. 1800 IN TXT "v=spf1 ip4:<IP> ip6:<IP> -all"
it/site/servery/dns-spf.1519917103.txt.gz · Last modified: 2019/08/02 11:18 (external edit)
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