DNS report for zone “yellowguides.info”
Hostmaster for zone yellowguides.info is: hostmaster@yellowguides.infoIP settings (as seen from dns1.ofmin.com)
info
You have 2 nameservers.
info
You have nameservers in several C-Nets, that's good!
Mail settings (as seen from dns1.ofmin.com)
info
You have 2 mailservers.
Zone as seen from “dns2.ofmin.com” [89.140.36.67]
info
dns2.ofmin.com is running the latest version of the zone(2009012618).
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 2009-01-26, and has been updated 19 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 60 is too low. RFC1912 suggests it should be between 1200 and 43200 seconds. This sets how often slaves should refresh the zone from the master.
warn
A SOA retry value of 60 is too frequent. We propose you increase this to at least 120 seconds.
warn
A SOA expiry value of 60 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 60 is too low. RFC2308 recommends a minimum TTL between 1-3 hours.
Zone as seen from “dns3.ofmin.com” [194.179.80.115]
error
Host is not authorative!
Zone as seen from “dns4.ofmin.com” [89.140.36.68]
error
Host is not authorative!
Zone as seen from “dns1.ofmin.com” [194.179.80.114]
info
dns1.ofmin.com is running the latest version of the zone(2009012618).
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 2009-01-26, and has been updated 19 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 60 is too low. RFC1912 suggests it should be between 1200 and 43200 seconds. This sets how often slaves should refresh the zone from the master.
warn
A SOA retry value of 60 is too frequent. We propose you increase this to at least 120 seconds.
warn
A SOA expiry value of 60 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 60 is too low. RFC2308 recommends a minimum TTL between 1-3 hours.