Domain Information for dnsnameserver.org


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Whois record for dnsnameserver.org

Whois

This is a cached entry from 2016-12-04 16:18:21, press here to do a realtime lookup!

Asking whois.pir.org

List of subdomains under dnsnameserver.org

DNS report for zone dnsnameserver.org

Hostmaster for zone dnsnameserver.org is: admin@dnsnameserver.org.dnsnameserver.org
This is a cached entry from 2013-01-26 10:46:47, press here to do a realtime lookup!

  • Category Status Test Name Information
  • NS
    • info
    • Zone transfers
    • All of your nameservers disallows zone transfers (AXFR). This is good.

    • info
    • Recursive Queries
    • All of your nameservers disallows recursive queries. This is good.

    • check
    • Mismatched NS records
    • OK. The NS records at all your nameservers are identical.

    • check
    • DNS servers responded
    • Good. All nameservers listed at the parent server responded.

    • check
    • Multiple Nameservers
    • OK. You have multiple nameservers. In most cases 2 are enough, however, RFC2182 section 5 states that you must have at least 3 nameservers, and no more than 7.

    • check
    • Nameservers are lame
    • OK. All the nameservers listed at the parent servers answer authoritatively for your domain.

    • check
    • Domain CNAMES
    • OK. RFC1912 2.4 and RFC2181 10.3 state that there should be no CNAMEs if an NS (or any other)
      record is present.

    • check
    • Different subnets
    • OK. Looks like you have nameservers on different subnets!

    • check
    • IPs of nameservers
      are public
    • Ok. Looks like the IP addresses of your nameservers are public. This is a good thing because it will prevent DNS delays and other problems like

    • check
    • DNS servers allow
      TCP connection
    • OK. Seems all your DNS servers allow TCP connections. This is a good thing and useful even if UDP connections are used by default.

  • SOA
    • info
    • SOA record
    • The SOA record is:
      Primary nameserver: dpns1.dnsnameserver.org
      Hostmaster E-mail address: admin@dnsnameserver.org.dnsnameserver.org
      Serial #: 2011102200
      Refresh: 10800
      Retry: 180
      Expire:2419200
      Default TTL: 3600

    • info
    • NSs have same SOA
      serial
    • ERR. Some of your nameservers are out of sync, here are the serial they reply with:
      dpns4.dnsnameserver.org: 2011042200
      dpns3.dnsnameserver.org: 2011042200
      dpns2.dnsnameserver.org: 2011042200
      dpns1.dnsnameserver.org: 2011102200

      This probably means that one or more of the nameservers are replying with stale information.

    • check
    • SOA MNAME entry
    • OK. dpns1.dnsnameserver.org That server is listed at the parent servers.

    • info
    • SOA Serial
    • Your SOA serial number is: 2011042200. Your SOA serial can pretty much be whatever you want, but most people prefer to have it in YYYYMMDD00-99 format.

    • check
    • SOA REFRESH
    • OK. Your SOA REFRESH interval is: 10800. That is OK

    • check
    • SOA RETRY
    • OK. Your SOA RETRY value is: 600. Looks ok.

    • check
    • SOA EXPIRE
    • OK. Your SOA EXPIRE value is: 2419200. Looks ok.

    • check
    • SOA MINIMUM
    • OK. Your SOA MINIMUM value is: 3600. Looks ok.


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