DNS report for zone “gsm-center.net”
Hostmaster for zone gsm-center.net is: root@idolphin.fiIP settings (as seen from nappi.idolphin.fi)
info
You have 2 nameservers.
info
You have nameservers in several C-Nets, that's good!
Mail settings (as seen from nappi.idolphin.fi)
warn
You have only 1 mailserver. Consider getting a backup one!
Zone as seen from “luppana.idolphin.fi” [84.20.144.40]
info
luppana.idolphin.fi is running the latest version of the zone(20021011).
info
SOA serial seems to follow good standards. We recommend it to be in YYYYMMDDxx-format, which yours appear to be. This would suggest that your zone was last updated at 2002-10-11, and has been updated 1 time on that day.
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.
info
Your SOA refresh value of 120 minutes is good.
info
Your SOA retry value of 120 minutes is good.
info
Your SOA expiry value of 28 days is good.
warn
A minimum TTL (Time To Live) of 1800 is too low. RFC2308 recommends a minimum TTL between 1-3 hours.
Zone as seen from “nappi.idolphin.fi” [84.20.144.50]
info
nappi.idolphin.fi is running the latest version of the zone(20021011).
info
SOA serial seems to follow good standards. We recommend it to be in YYYYMMDDxx-format, which yours appear to be. This would suggest that your zone was last updated at 2002-10-11, and has been updated 1 time on that day.
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.
info
Your SOA refresh value of 120 minutes is good.
info
Your SOA retry value of 120 minutes is good.
info
Your SOA expiry value of 28 days is good.
warn
A minimum TTL (Time To Live) of 1800 is too low. RFC2308 recommends a minimum TTL between 1-3 hours.