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dig outlook.com
; > DiG 9.8.3-P1 > outlook.com ;; global options: +cmd ;; Got answer: ;; ->>HEADER;; QUESTION SECTION: ;outlook.com. IN A
;; Query time: 33 msec ;; SERVER: 10.51.20.100#53(10.51.20.100) ;; WHEN: Fri Nov 22 09:37:02 2013 ;; MSG SIZE rcvd: 29
Outlook.com DNS records disappeared
outlook.com