springerlink.com

SPF record published

Found

Record

v=spf1 mx ptr a:mpns02.metapress.com a:mpdns02.metapress.com a:ns.ebsco.com a:dns01.dnsebsco.com a:dns02.dnsebsco.com a:mpsmtp01.metapress.com a:mpsmtp1.metapress.com ip4:140.234.25.113 ip4:140.234.25.114 ip4:63.164.11.0/24 ip4:192.73.31.0/24 ~all

DNS lookups

9 of 10

Void lookups

0 of 2

Checks

• !

  Uses deprecated ptr mechanism

  The ptr mechanism in SPF records is deprecated due to performance issues and should be avoided.

  #1
• ✓ 9 of 10 DNS lookups #2

  SPF record needs 9 DNS lookups (limit is 10).
• ✓ Ends with ~all #3

  SPF record properly uses ~all to restrict unauthorized senders.
• ✓ Record published #6

  SPF record exists for this domain.
• ✓ Single record #16

  Exactly one SPF record is published.
• ✓ Valid syntax #25

  All SPF mechanisms and modifiers are valid.
• ✓ No void lookups #26

  All include/redirect targets exist.
• ✓ No overly broad IP ranges #27

  All ip4/ip6 ranges are narrow enough.

Not signed

Found

DNSKEY records

No (0)

DS at parent

No

Checks

• !

  Not enabled

  DNSSEC is not enabled for this domain. Consider enabling DNSSEC to protect against DNS spoofing attacks.

  #8

No MX records found

Checks

• !

  No MX records

  No MX records found. If this domain is used for email, add MX records to specify mail servers. If it never receives mail, publish a null MX ("MX 0 .").

  #9
• i

  Receives no mail but sends

  The domain has no MX records but its SPF record authorizes senders. If it does not send mail either, use "v=spf1 -all" and DMARC p=reject.

  #28