DNS Report for filelist.io

• clayton.ns.cloudflare.com

  • IPv4: 108.162.195.226, 172.64.35.226, 162.159.44.226
  • IPv6: 2a06:98c1:50::ac40:23e2, 2803:f800:50::6ca2:c3e2, 2606:4700:58::a29f:2ce2
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• simone.ns.cloudflare.com

  • IPv4: 172.64.34.26, 108.162.194.26, 162.159.38.26
  • IPv6: 2606:4700:50::a29f:261a, 2803:f800:50::6ca2:c21a, 2a06:98c1:50::ac40:221a
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

Nameserver Count - OK

• clayton.ns.cloudflare.com

  • Status: Responded
  • IP(s): 172.67.216.18, 104.21.69.246
  • TTL: 300 seconds
  • Recursive Queries: Allows recursive queries
  • TCP Connectivity: Allows TCP connections

• simone.ns.cloudflare.com

  • Status: Responded
  • IP(s): 104.21.69.246, 172.67.216.18
  • TTL: 300 seconds
  • Recursive Queries: Allows recursive queries
  • TCP Connectivity: Allows TCP connections

clayton.ns.cloudflare.com

• Serial: 2349730743
• Refresh: 10000
• Retry: 2400
• Expire: 604800
• Minimum TTL: 1800

simone.ns.cloudflare.com

• Serial: 2349730743
• Refresh: 10000
• Retry: 2400
• Expire: 604800
• Minimum TTL: 1800

Serial: 2349730743 - OK

REFRESH: 10000 - OK

RETRY: 2400 - OK

EXPIRE: 604800 - OK

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

clayton.ns.cloudflare.com

• 10 mail.protonmail.ch ( 176.119.200.128 )
• 20 mailsec.protonmail.ch ( 176.119.200.129 )

simone.ns.cloudflare.com

• 10 mail.protonmail.ch ( 176.119.200.128 )
• 20 mailsec.protonmail.ch ( 176.119.200.129 )

MX Record Consistency - OK

MX Record Count - OK

• 128.200.119.176.in-addr.arpa -> mail.protonmail.ch
• 129.200.119.176.in-addr.arpa -> mailsec.protonmail.ch

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.protonmail.ch mx ip4:31.13.195.48 ip4:87.121.52.92 ip4:104.248.245.38 ~all
• SPF Syntax: Failed
• Deprecated Elements: Passed
• IP Addresses: 31.13.195.48, 87.121.52.92, 104.248.245.38
• Includes: _spf.protonmail.ch
• DNS Lookups: 4
• Void Lookups: Passed
• Escaping Chars: Not Present
• All Mechanism: ~all

Errors:

• SPF record syntax is invalid

• DKIM Records Found: Yes
• Selectors Found: mail
• Selector 'mail':
  Record: v=DKIM1; h=sha256; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA36KpJrbzt6sFEfHSZEIAh4bWT6oKufFIAWBiFktfY2WO383B8300yuSH+3wxPywh/DtaKKKxGtPfsEvrJ7csYXKkzR/bk6shEIdXOrg3PgFOAO0k6hT15Sco3HuCnV6Nrhtthz1/v/v9ksHRUXTQpLohVJ2lrDio1/rQ0fBP+xaIzfpY1QIWS37
• Valid Syntax: Yes

• Record: v=DMARC1; p=reject
• Syntax: Valid
• Policy: reject
• RUA (Aggregate Reports):

DMARC External Validation:

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