Let's Monitor 证书有效期监控挂了么？

我这边电信， 114.114.114.114 DNS 解析不到他的 IP ，在服务器上也试过，解析不到

果然不靠谱啊

~ dig @114.114.114.114 letsmonitor.org

; <<>> DiG 9.8.3-P1 <<>> @114.114.114.114 letsmonitor.org
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 3722
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;letsmonitor.org.		IN	A

;; Query time: 10 msec
;; SERVER: 114.114.114.114#53(114.114.114.114)
;; WHEN: Sat Jul 16 10:05:41 2016
;; MSG SIZE  rcvd: 33

➜  ~ dig @8.8.8.8 letsmonitor.org

; <<>> DiG 9.8.3-P1 <<>> @8.8.8.8 letsmonitor.org
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 50353
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;letsmonitor.org.		IN	A

;; ANSWER SECTION:
letsmonitor.org.	55	IN	A	52.36.0.72