DNS Report for sslip.io

• ns-aws.sslip.io

  • IPv4: 52.0.56.137
  • IPv6: 2600:1f18:aaf:6900::a
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns-azure.sslip.io

  • IPv4: 52.187.42.158
  • IPv6: No IPv6 found
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): N/A seconds
  • Recursive: N/A

• ns-gce.sslip.io

  • IPv4: 104.155.144.4
  • IPv6: No IPv6 found
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): N/A seconds
  • Recursive: N/A

Nameserver Count - OK

• ns-aws.sslip.io

  • Status: Responded
  • IP(s): 78.46.204.247
  • TTL: 3600 seconds
  • Recursive Queries: Unclear (Response code: NOERROR)
  • TCP Connectivity: Allows TCP connections

• ns-azure.sslip.io

  • Status: Responded
  • IP(s): 78.46.204.247
  • TTL: 3600 seconds
  • Recursive Queries: Unclear (Response code: NOERROR)
  • TCP Connectivity: Allows TCP connections

• ns-gce.sslip.io

  • Status: Responded
  • IP(s): 78.46.204.247
  • TTL: 3600 seconds
  • Recursive Queries: Unclear (Response code: NOERROR)
  • TCP Connectivity: TCP connection failed: The DNS operation timed out.

ns-aws.sslip.io

• Serial: 2024022900
• Refresh: 900
• Retry: 900
• Expire: 1800
• Minimum TTL: 180

ns-azure.sslip.io

• Serial: 2024022900
• Refresh: 900
• Retry: 900
• Expire: 1800
• Minimum TTL: 180

ns-gce.sslip.io

• Serial: 2024022900
• Refresh: 900
• Retry: 900
• Expire: 1800
• Minimum TTL: 180

Serial: 2024022900 - OK

REFRESH: 900 - OK

RETRY: 900 - OK

EXPIRE: 1800 - OK

MINIMUM TTL: 180 - Note: Outside recommended range (1-3 hours)

ns-aws.sslip.io

• 10 mail.protonmail.ch ( 176.119.200.128 )
• 20 mailsec.protonmail.ch ( 185.205.70.129 )

ns-azure.sslip.io

• 10 mail.protonmail.ch ( 185.70.42.128 )
• 20 mailsec.protonmail.ch ( 176.119.200.129 )

ns-gce.sslip.io

• 10 mail.protonmail.ch ( 185.205.70.128 )
• 20 mailsec.protonmail.ch ( 185.70.42.129 )

MX Record Consistency - Warning: Inconsistencies found

MX Record Count - OK

• 128.200.119.176.in-addr.arpa -> mail.protonmail.ch
• 128.42.70.185.in-addr.arpa -> mail.protonmail.ch
• 129.200.119.176.in-addr.arpa -> mailsec.protonmail.ch
• 128.70.205.185.in-addr.arpa -> mail.protonmail.ch
• 129.70.205.185.in-addr.arpa -> mailsec.protonmail.ch
• 129.42.70.185.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 ~all
• SPF Syntax: Failed
• Deprecated Elements: Passed
• IP Addresses:
• 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: No

Warnings:

• No DKIM records found for common selectors

• Record: None
• Syntax: Invalid
• Policy: None
• RUA (Aggregate Reports):

DMARC External Validation:

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

Errors:

• No DMARC record found