DNS Report for 139.com

• mailns2.10086.cn

  • IPv4: 120.232.169.94
  • IPv6: 2409:8c54:813:11a::140
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• mailns3.10086.cn

  • IPv4: 221.176.66.222
  • IPv6: 2409:8089:2020:8010:2000::88
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• mailns1.10086.cn

  • IPv4: 120.232.169.93
  • IPv6: 2409:8c54:813:11a::139
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

Nameserver Count - OK

• mailns2.10086.cn

  • Status: Responded
  • IP(s): 120.232.169.29
  • TTL: 1200 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• mailns3.10086.cn

  • Status: Responded
  • IP(s): 120.232.169.29
  • TTL: 1200 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• mailns1.10086.cn

  • Status: Responded
  • IP(s): 120.232.169.29
  • TTL: 1200 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

mailns2.10086.cn

• Serial: 2010120901
• Refresh: 3600
• Retry: 3600
• Expire: 86400
• Minimum TTL: 3600

mailns3.10086.cn

• Serial: 2010120901
• Refresh: 3600
• Retry: 3600
• Expire: 86400
• Minimum TTL: 3600

mailns1.10086.cn

• Serial: 2010120901
• Refresh: 3600
• Retry: 3600
• Expire: 86400
• Minimum TTL: 3600

Serial: 2010120901 - OK

REFRESH: 3600 - OK

RETRY: 3600 - OK

EXPIRE: 86400 - OK

MINIMUM TTL: 3600 - OK

mailns2.10086.cn

• 5 mx1.mail.139.com ( 120.232.169.1 )
• 10 mx2.mail.139.com ( 120.232.169.1 )
• 20 mx3.mail.139.com ( 120.232.169.1 )

mailns3.10086.cn

• 5 mx1.mail.139.com ( 120.232.169.1 )
• 10 mx2.mail.139.com ( 120.232.169.1 )
• 20 mx3.mail.139.com ( 120.232.169.1 )

mailns1.10086.cn

• 5 mx1.mail.139.com ( 120.232.169.1 )
• 10 mx2.mail.139.com ( 120.232.169.1 )
• 20 mx3.mail.139.com ( 120.232.169.1 )

MX Record Consistency - OK

MX Record Count - OK

• 1.169.232.120.in-addr.arpa -> n169-1.mail.139.com
• 1.169.232.120.in-addr.arpa -> n169-1.mail.139.com
• 1.169.232.120.in-addr.arpa -> n169-1.mail.139.com

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.mail.10086.cn ~all
• SPF Syntax: Passed
• Deprecated Elements: Passed
• IP Addresses:
• Includes: spf.mail.10086.cn
• DNS Lookups: 3
• Void Lookups: Passed
• Escaping Chars: Not Present
• All Mechanism: ~all

• 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