DNS Report for tongdun.net

• ns4.dnsv5.com

  • IPv4: 1.12.0.16, 183.47.126.155, 1.12.14.16, 35.165.107.227, 112.80.181.106, 170.106.49.118, 18.223.52.147, 49.51.42.231, 1.12.0.19, 1.12.14.19, 3.97.163.50
  • IPv6: 2402:4e00:111:fff::8
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns3.dnsv5.com

  • IPv4: 163.177.5.75, 1.12.14.17, 52.52.126.139, 1.12.14.18, 170.106.49.166, 125.94.59.200, 1.12.0.17, 34.205.234.26, 49.51.43.232, 1.12.0.18, 49.51.103.88
  • IPv6: 2402:4e00:1430:11f9:0:983e:2e22:bb0f
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

Nameserver Count - OK

• ns4.dnsv5.com

  • Status: Failed: The DNS response does not contain an answer to the question: tongdun.net. IN A
  • IP(s):
  • TTL: N/A seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• ns3.dnsv5.com

  • Status: Failed: The DNS response does not contain an answer to the question: tongdun.net. IN A
  • IP(s):
  • TTL: N/A seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

ns4.dnsv5.com

• Serial: 1722333853
• Refresh: 3600
• Retry: 180
• Expire: 1209600
• Minimum TTL: 180

ns3.dnsv5.com

• Serial: 1722333853
• Refresh: 3600
• Retry: 180
• Expire: 1209600
• Minimum TTL: 180

Serial: 1722333853 - OK

REFRESH: 3600 - OK

RETRY: 180 - OK

EXPIRE: 1209600 - OK

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

ns4.dnsv5.com

• 5 mxn.mxhichina.com ( 47.246.137.47 )
• 10 mxw.mxhichina.com ( 47.246.99.195 )

ns3.dnsv5.com

• 5 mxn.mxhichina.com ( 47.246.136.231 )
• 10 mxw.mxhichina.com ( 47.246.99.195 )

MX Record Consistency - Warning: Inconsistencies found

MX Record Count - OK

• 47.137.246.47.in-addr.arpa -> No PTR record found: The DNS query name does not exist: 47.137.246.47.in-addr.arpa.
• 195.99.246.47.in-addr.arpa -> No PTR record found: The DNS query name does not exist: 195.99.246.47.in-addr.arpa.
• 231.136.246.47.in-addr.arpa -> cz-clare.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.mxhichina.com -all
• SPF Syntax: Passed
• Deprecated Elements: Passed
• IP Addresses:
• Includes: spf.mxhichina.com
• DNS Lookups: 4
• 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:

• DMARC record does not exist