DNS report for zone “sbtf.se”
Hostmaster for zone sbtf.se is: xlate@telia.comIP settings (as seen from ns2.easyname.se)
info
You have 2 nameservers.
info
You have nameservers in several C-Nets, that's good!
Mail settings (as seen from ns2.easyname.se)
warn
You have only 1 mailserver. Consider getting a backup one!
Zone as seen from “ns1.easyname.se” [84.246.128.5]
info
ns1.easyname.se is running the latest version of the zone(2006021313).
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 2006-02-13, and has been updated 14 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.
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 3600000 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.
warn
A minimum TTL (Time To Live) of 14400 is quite high. RFC2308 recommends a minimum TTL between 1-3 hours.
Zone as seen from “ns2.easyname.se” [84.246.134.5]
info
ns2.easyname.se is running the latest version of the zone(2006021313).
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 2006-02-13, and has been updated 14 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!
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 120 minutes is good.
warn
A SOA expiry value of 3600000 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.
warn
A minimum TTL (Time To Live) of 14400 is quite high. RFC2308 recommends a minimum TTL between 1-3 hours.
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