DNS report for zone “schooldvd.net”
Hostmaster for zone schooldvd.net is: support@schooldvd.netIP settings (as seen from rns1.lookwhois.com)
error
You have less than 2 nameservers. You need to have at least 2 nameservers!
warn
All of your nameservers resides in the same C-Net, this makes it very likely that they will be affected by the same outages. You should consider getting a secondary nameserver hosted somewhere else.
Mail settings (as seen from rns1.lookwhois.com)
warn
You have only 1 mailserver. Consider getting a backup one!
Zone as seen from “rns1.lookwhois.com” [72.26.99.189]
info
rns1.lookwhois.com is running the latest version of the zone(0).
warn
We recommend that you keep your SOA in YYYYMMDDxx-format.
info
This nameserver does not allow zone transfers.
info
This nameserver does not support recursion, which is good. Public nameservers should never support recursion.
info
Your nameserver responds to queries via TCP.
info
Your nameserver responds authorative for the zone.
warn
SOA Refresh value of 86400 is too high. RFC1912 suggests it should be between 1200 and 43200 seconds. This sets how often slaves should refresh the zone from the master.
info
Your SOA retry value of 60 minutes is good.
warn
A SOA expiry value of 777600 is too low. This value denotes for how long the zone is valid when the master is down. RFC1912 suggests it should be between 2 and 4 weeks.
warn
A minimum TTL (Time To Live) of 600 is too low. RFC2308 recommends a minimum TTL between 1-3 hours.
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