前幾天看到的,本來以為是眼花,今天再try一次,不會倒數,但數字基本上還是會跳動
引用:
;; ADDITIONAL SECTION:
smtp2.google.com. 2204 IN A 64.233.167.25
smtp3.google.com. 1066 IN A 64.233.183.25
smtp4.google.com. 1677 IN A 72.14.215.25
smtp1.google.com. 1177 IN A 216.239.57.25
ns1.google.com. 170178 IN A 216.239.32.10
ns2.google.com. 170178 IN A 216.239.34.10
ns3.google.com. 170178 IN A 216.239.36.10
ns4.google.com. 170178 IN A 216.239.38.10
|
引用:
;; ADDITIONAL SECTION:
smtp2.google.com. 3600 IN A 64.233.167.25
smtp3.google.com. 3600 IN A 64.233.183.25
smtp4.google.com. 3600 IN A 72.14.215.25
smtp1.google.com. 3600 IN A 216.239.57.25
ns1.google.com. 345600 IN A 216.239.32.10
ns2.google.com. 345600 IN A 216.239.34.10
ns3.google.com. 345600 IN A 216.239.36.10
ns4.google.com. 345600 IN A 216.239.38.10
|
TTL 數字會變耶
這這...這是某種負載平衡的機制嗎?很好奇........
從來沒有深入研究過dns,基本上就是架起來丟在那邊,只要可以用偶就不管它
實在很好奇,但現在還是先研究偶的 anti-spam policy
先把spam搞定了,再來研究這個好玩的現象 ^^
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我肯定上次看到的時候,它真的在倒數計時 = =+