DNS report for zone “gebetskreis.net”
Hostmaster for zone gebetskreis.net is: webmaster@dip3.atIP settings (as seen from ns4.dip3.at)
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 ns4.dip3.at)
warn
You have only 1 mailserver. Consider getting a backup one!
Zone as seen from “ns1.dip3.at” [81.169.187.241]
info
ns1.dip3.at is running the latest version of the zone(2009032001).
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 2009-03-20, and has been updated 2 times on that day.
warn
This nameserver supports zone transfers. This enables people to fetch a list of all DNS records in your zone. To view the list please click here!
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 60 minutes is good.
info
Your SOA expiry value of 28 days is good.
warn
A minimum TTL (Time To Live) of 86400 is quite high. RFC2308 recommends a minimum TTL between 1-3 hours.
Zone as seen from “ns2.dip3.at” [85.214.72.132]
error
Host is down!
Zone as seen from “ns3.dip3.at” [78.46.45.146]
error
Host is down!
Zone as seen from “ns4.dip3.at” [78.46.98.176]
error
Host is down!