DNS report for zone “culturebooking.de”
Hostmaster for zone culturebooking.de is: admin@impressions.deIP settings (as seen from wunderkiste.impressions.de)
error
You have less than 2 nameservers. You need to have at least 2 nameservers!
info
You have nameservers in several C-Nets, that's good!
Mail settings (as seen from wunderkiste.impressions.de)
warn
You have only 1 mailserver. Consider getting a backup one!
Zone as seen from “ns.schlund.de” [195.20.224.97]
info
ns.schlund.de is running the latest version of the zone(2002060110).
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 2002-06-01, and has been updated 11 times 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 180 minutes is good.
warn
A SOA retry value of 10800 is too infrequent, we propose you set this to a value inbetween 120 and 7200 seconds.
warn
A SOA expiry value of 720000 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 46800 is quite high. RFC2308 recommends a minimum TTL between 1-3 hours.
Zone as seen from “wunderkiste.impressions.de”
error
Host is down!