[Share]How to apply to add PTR record(reverse DNS)?
Created#More Posted time:Jan 15, 2016 14:43 PM
If you want to add PTR record, please create a ticket to contact the post-sales team of AliCloud and provide following information:
1. The region of your ECS (Like Beijing, Hongkong)
2. The public IP and domain name of your ECS
Q: Can we create more than one PTR records for an IP? (Like 220.127.116.11 reverse lookup to mail.abc.com, mail.ospf.com , mail.zebra.com)
A: We only support unique match for an IP and a domain.
Q: When will it work after adding PTR record?
A: It will reflect after 2 minutes, please use commands below to check the statusL
# dig -x 18.104.22.168 +trace +nodnssec255.196.121.in-addr.arpa. 86400 IN NS rdns2.alidns.com.
255.196.121.in-addr.arpa. 86400 IN NS rdns1.alidns.com.
;; Received 105 bytes from 22.214.171.124#53(126.96.36.199) in 2548 ms
188.8.131.52.in-addr.arpa. 3600 IN PTR ops.alidns.com. #If it works, you can find you domain at here.
;; Received 83 bytes from 184.108.40.206#53(220.127.116.11) in 1 ms