Starting zone checks for northland.net
Checking zone name
Resolving name-server address-> ns2.northlandcom.com. 900 IN A 216.171.178.4Checking existence of zone-> northland.net. 900 IN SOA ns0.northlandcom.com. dnsadmin.northlandcom.com. ( 2011111801 ; Serial 21600 ; Refresh 3600 ; Retry 172800 ; Expire 900 ) ; Minimum TTLChecking NS records-> northland.net. 900 IN NS ns2.northlandcom.com. -> northland.net. 900 IN NS ns1.northlandcom.com.### Warning: Origin server ns0.northlandcom.com not listed in NS records
Checking nameserver authority and synchronization-> ns2.northlandcom.com. 900 IN A 216.171.178.4 -> 4.178.171.216.in-addr.arpa. 900 IN PTR ns2.northlandcom.com.Probing name server ns2.northlandcom.com (216.171.178.4)-> northland.net. 900 IN SOA ns0.northlandcom.com. dnsadmin.northlandcom.com. ( 2011111801 ; Serial 21600 ; Refresh 3600 ; Retry 172800 ; Expire 900 ) ; Minimum TTL -> northland.net. 900 IN NS ns2.northlandcom.com. -> northland.net. 900 IN NS ns1.northlandcom.com. -> ns1.northlandcom.com. 900 IN A 216.171.178.3 -> 3.178.171.216.in-addr.arpa. 900 IN PTR ns1.northlandcom.com.Probing name server ns1.northlandcom.com (216.171.178.3)-> northland.net. 900 IN SOA ns0.northlandcom.com. dnsadmin.northlandcom.com. ( 2011111801 ; Serial 21600 ; Refresh 3600 ; Retry 172800 ; Expire 900 ) ; Minimum TTL -> northland.net. 900 IN NS ns2.northlandcom.com. -> northland.net. 900 IN NS ns1.northlandcom.com.Decided to use ns2.northlandcom.com (216.171.178.4) for zone check
Checking whether ns2.northlandcom.com knows an A record for its own name-> ns2.northlandcom.com. 900 IN A 216.171.178.4Checking whether ns2.northlandcom.com is able to reverse-map its own IP address
Checking connectivity with other nameservers
### Warning: ns2.northlandcom.com is unable to resolve www.ucw.cz (maybe it's non-recursive)
### Warning: ns2.northlandcom.com is unable to resolve atrey.karlin.mff.cuni.cz (maybe it's non-recursive)
### Warning: ns2.northlandcom.com is unable to resolve www.ibiblio.org (maybe it's non-recursive)
Checking mapping of localhost
### Warning: ns2.northlandcom.com is unable to resolve localhost [see RFC1912:4.1 for details]-> 1.0.0.127.in-addr.arpa. 900 IN PTR localhost.Checking consistency of zone records
Summary: 0 errors, 5 warnings