DNS report for zone “siticity.biz”
Hostmaster for zone siticity.biz is: hostmaster@siticity.bizIP settings (as seen from dns.technorail.com)
info
You have 2 nameservers.
info
You have nameservers in several C-Nets, that's good!
Mail settings (as seen from dns.technorail.com)
warn
You have only 1 mailserver. Consider getting a backup one!
Zone as seen from “dns2.technorail.com” [62.149.132.2]
info
dns2.technorail.com is running the latest version of the zone(1).
warn
We recommend that you keep your SOA in YYYYMMDDxx-format.
info
This nameserver does not allow zone transfers.
error
Your nameserver supports recursion. This is really bad to have activated on public nameservers since they can then be used for amplification of Denial Of Service attacks! You can find more information about it here: http://www.us-cert.gov/reading_room/DNS-recursion033006.pdf
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 120 minutes is good.
warn
A SOA expiry value of 2592000 is quite high. You should consider lowering this to a value inbetween 2 and 4 weeks. This value defines for how long the zone should be valid when the slaves are unable to reach the master.
Zone as seen from “dns.technorail.com” [62.149.128.2]
info
dns.technorail.com is running the latest version of the zone(1).
warn
We recommend that you keep your SOA in YYYYMMDDxx-format.
info
This nameserver does not allow zone transfers.
error
Your nameserver supports recursion. This is really bad to have activated on public nameservers since they can then be used for amplification of Denial Of Service attacks! You can find more information about it here: http://www.us-cert.gov/reading_room/DNS-recursion033006.pdf
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 120 minutes is good.
warn
A SOA expiry value of 2592000 is quite high. You should consider lowering this to a value inbetween 2 and 4 weeks. This value defines for how long the zone should be valid when the slaves are unable to reach the master.