Domain Information for 1und1.de


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Whois record for 1und1.de

Whois

This is a cached entry from 2016-11-09 07:19:05, press here to do a realtime lookup!

Asking whois.denic.de

List of subdomains under 1und1.de

DNS report for zone 1und1.de

Hostmaster for zone 1und1.de is: dnsadmin@1und1.de
This is a cached entry from 2013-09-19 11:58:22, 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: rns.ui-dns.de
      Hostmaster E-mail address: dnsadmin@1und1.de
      Serial #: 2013091911
      Refresh: 10800
      Retry: 3600
      Expire:604800
      Default TTL: 86400

    • info
    • NSs have same SOA
      serial
    • OK. All your nameservers agree that your SOA serial number is 2013091911

    • check
    • SOA MNAME entry
    • WARN. rns.ui-dns.de is not listed in the zone as a nameserver. This could mean that you're leaking information about a hidden master.

    • info
    • SOA Serial
    • Your SOA serial number is: 2013091911. 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
    • WARN. Your SOA EXPIRE interval is: 604800. We recommend that you raise it to be within the 1209600 to 2419200 range. (2 to 4 weeks)

    • check
    • SOA MINIMUM
    • WARN. Your SOA MINIMUM interval is: 86400. 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:


      10 mxintern0.schlund.de
      10 mxintern1.schlund.de
      10 mxintern2.schlund.de

    • check
    • MX is not IP
    • OK. All of your MX records are host names.

    • check
    • Multiple MX
    • OK. You have multiple mailservers. (3 MX records detected)

  • WWW
    • info
    • WWW Record
    • Your www.1und1.de record is:
      www.1und1.de [CNAME=www.1und1.de.edgekey.net]

    • 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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