DNS Report for preply.com

• elmo.ns.cloudflare.com

  • IPv4: 172.64.33.163, 173.245.59.163, 108.162.193.163
  • IPv6: 2a06:98c1:50::ac40:21a3, 2803:f800:50::6ca2:c1a3, 2606:4700:58::adf5:3ba3
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• josephine.ns.cloudflare.com

  • IPv4: 108.162.194.64, 162.159.38.64, 172.64.34.64
  • IPv6: 2803:f800:50::6ca2:c240, 2a06:98c1:50::ac40:2240, 2606:4700:50::a29f:2640
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

Nameserver Count - OK

• elmo.ns.cloudflare.com

  • Status: Responded
  • IP(s): 104.18.20.180, 104.18.21.180
  • TTL: 300 seconds
  • Recursive Queries: Allows recursive queries
  • TCP Connectivity: Allows TCP connections

• josephine.ns.cloudflare.com

  • Status: Responded
  • IP(s): 104.18.20.180, 104.18.21.180
  • TTL: 300 seconds
  • Recursive Queries: Allows recursive queries
  • TCP Connectivity: Allows TCP connections

elmo.ns.cloudflare.com

• Serial: 2349435910
• Refresh: 10000
• Retry: 2400
• Expire: 604800
• Minimum TTL: 1800

josephine.ns.cloudflare.com

• Serial: 2349435910
• Refresh: 10000
• Retry: 2400
• Expire: 604800
• Minimum TTL: 1800

Serial: 2349435910 - OK

REFRESH: 10000 - OK

RETRY: 2400 - OK

EXPIRE: 604800 - OK

MINIMUM TTL: 1800 - Note: Outside recommended range (1-3 hours)

elmo.ns.cloudflare.com

• 1 aspmx.l.google.com ( 172.253.62.27 )
• 2 alt1.aspmx.l.google.com ( 209.85.202.27 )
• 3 alt2.aspmx.l.google.com ( 64.233.184.26 )
• 4 aspmx2.googlemail.com ( 209.85.202.27 )
• 5 aspmx3.googlemail.com ( 64.233.184.26 )

josephine.ns.cloudflare.com

• 1 aspmx.l.google.com ( 172.253.62.27 )
• 2 alt1.aspmx.l.google.com ( 209.85.202.26 )
• 3 alt2.aspmx.l.google.com ( 64.233.184.26 )
• 4 aspmx2.googlemail.com ( 209.85.202.27 )
• 5 aspmx3.googlemail.com ( 64.233.184.26 )

MX Record Consistency - Warning: Inconsistencies found

MX Record Count - OK

• 27.62.253.172.in-addr.arpa -> bc-in-f27.1e100.net
• 26.184.233.64.in-addr.arpa -> wa-in-f26.1e100.net
• 26.184.233.64.in-addr.arpa -> wa-in-f26.1e100.net
• 27.202.85.209.in-addr.arpa -> dg-in-f27.1e100.net
• 27.202.85.209.in-addr.arpa -> dg-in-f27.1e100.net
• 26.202.85.209.in-addr.arpa -> dg-in-f26.1e100.net

PTR Records - OK

• Signed: No
• Validation: Failed
• DNSKEY Records: None
• DS Records in parent zone: None
• DS at Parent: None

DNSSEC - Note: Domain is not signed with DNSSEC

Error: No DNSSEC records found

SPF Record Published: Passed

Multiple SPF Records: Passed

SPF Record 1:

• Record: v=spf1 include:_spf.google.com include:sendgrid.net include:spf.mail.intercom.io include:servers.mcsv.net include:spf.mailjet.com include:25667276.spf07.hubspotemail.net include:m.lessonly.com include:_spf.salesforce.com ~all
• SPF Syntax: Passed
• Deprecated Elements: Passed
• IP Addresses:
• Includes: _spf.google.com, sendgrid.net, spf.mail.intercom.io, servers.mcsv.net, spf.mailjet.com, 25667276.spf07.hubspotemail.net, m.lessonly.com, _spf.salesforce.com
• DNS Lookups: 13 (Warning: Exceeds limit)
• Void Lookups: Passed
• Escaping Chars: Not Present
• All Mechanism: ~all

Warnings:

• SPF record has more than 10 DNS lookups, which may cause lookup limits

• DKIM Records Found: Yes
• Selectors Found: google
• Selector 'google':
  Record: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCQvKemW+EUqZpFGT8Umm43VQXpvXsD7/YqEmPyazZoBmAmKlMjo1MRqQmQUpI29KdMvbgjMggeoXgtefFCOclpK6cjKAnthIhxRKV4W/iwoU5XqgkrpbM+aePCeca0hpXeVDW8Qw86Jm5AxBsB6oXKfaxlhezLvzXrHejRBIye6QIDAQAB
• Valid Syntax: Yes

• Record: v=DMARC1;p=reject;rua=mailto:[email protected];ruf=mailto:[email protected];
• Syntax: Valid
• Policy: reject
• RUA (Aggregate Reports): mailto:[email protected]
• RUF (Forensic Reports): mailto:[email protected]

DMARC External Validation:

• All external domains in your DMARC record are giving permission to send them DMARC reports.