Domain Information for cndns.com


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Whois record for cndns.com

Whois

This is a cached entry from 2016-10-09 12:19:40, press here to do a realtime lookup!

Asking whois.internic.net

Asking grs-whois.cndns.com

List of subdomains under cndns.com

DNS report for zone cndns.com

Hostmaster for zone cndns.com is: webmaster@ins1.eznowdns.net
This is a cached entry from 2013-02-01 06:43:40, 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
    • ERR. The following servers does not allow queries via TCP:

      ins3.eznowdns.net ins5.eznowdns.net ins1.eznowdns.net

  • SOA
    • info
    • SOA record
    • The SOA record is:
      Primary nameserver: ins1.eznowdns.net
      Hostmaster E-mail address: webmaster@ins1.eznowdns.net
      Serial #: 201203156
      Refresh: 86400
      Retry: 180
      Expire:2592000
      Default TTL: 300

    • info
    • NSs have same SOA
      serial
    • OK. All your nameservers agree that your SOA serial number is 201203156

    • check
    • SOA MNAME entry
    • OK. ins1.eznowdns.net That server is listed at the parent servers.

    • info
    • SOA Serial
    • Your SOA serial number is: 201203156. Your SOA serial can pretty much be whatever you want, but most people prefer to have it in YYYYMMDD00-99 format.

    • check
    • SOA REFRESH
    • WARN Your SOA REFRESH interval is: 86400. We recommend that you lower it to be within the 1200 to 43200 range. (20 minutes to 12 hours)

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

    • check
    • SOA EXPIRE
    • WARN. Your SOA EXPIRE interval is: 2592000. We recommend that you lower it to be within the 1209600 to 2419200 range. (2 to 4 weeks)

    • check
    • SOA MINIMUM
    • WARN. Your SOA MINIMUM interval is: 28800. We recommend that you lower it to be within the 3600 to 10800 range. (1 to 3 hours)

  • MX
    • info
    • MX Records
    • Your MX records that were reported by your nameservers are:


      5 211.150.74.49
      10 mx01.ismail.cn

    • check
    • MX is not IP
    • ERR. The following records are IP addresses, the should be fully qualified domain names. (i.e. mail.cndns.com)

      5 211.150.74.49

    • check
    • Multiple MX
    • OK. You have multiple mailservers. (2 MX records detected)

  • WWW
    • info
    • IPs are public
    • OK. All of your WWW IPs appear to be public IPs.

    • check
    • WWW CNAME
    • OK. No CNAME


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