DNS Report for tradplusad.com

• vip4.alidns.com

  • IPv4: 140.205.1.6, 170.33.32.211, 8.212.93.4, 170.33.73.27, 170.33.80.11, 170.33.40.137
  • IPv6: 2408:4009:500::4
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• vip3.alidns.com

  • IPv4: 170.33.73.26, 140.205.1.5, 170.33.80.10, 170.33.32.210, 170.33.40.136, 8.212.93.3
  • IPv6: 2408:4009:500::3
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

Nameserver Count - OK

• vip4.alidns.com

  • Status: Responded
  • IP(s): 8.210.20.17
  • TTL: 600 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• vip3.alidns.com

  • Status: Responded
  • IP(s): 8.210.20.17
  • TTL: 600 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

vip4.alidns.com

• Serial: 2024072311
• Refresh: 3600
• Retry: 1200
• Expire: 86400
• Minimum TTL: 600

vip3.alidns.com

• Serial: 2024072311
• Refresh: 3600
• Retry: 1200
• Expire: 86400
• Minimum TTL: 600

Serial: 2024072311 - OK

REFRESH: 3600 - OK

RETRY: 1200 - OK

EXPIRE: 86400 - OK

MINIMUM TTL: 600 - Note: Outside recommended range (1-3 hours)

vip4.alidns.com

• 1 mx1.feishu.cn ( 54.221.254.138 )
• 5 mx2.feishu.cn ( 220.243.190.1 )
• 10 mx3.feishu.cn ( 52.220.106.220 )

vip3.alidns.com

• 1 mx1.feishu.cn ( 54.221.254.138 )
• 5 mx2.feishu.cn ( 122.14.229.0 )
• 10 mx3.feishu.cn ( 122.14.229.0 )

MX Record Consistency - Warning: Inconsistencies found

MX Record Count - OK

• 138.254.221.54.in-addr.arpa -> ec2-54-221-254-138.compute-1.amazonaws.com
• 220.106.220.52.in-addr.arpa -> ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com
• 0.229.14.122.in-addr.arpa -> No PTR record found: The DNS query name does not exist: 0.229.14.122.in-addr.arpa.
• 0.229.14.122.in-addr.arpa -> No PTR record found: The DNS query name does not exist: 0.229.14.122.in-addr.arpa.
• 1.190.243.220.in-addr.arpa -> No PTR record found: The DNS operation timed out after 5.401886224746704 seconds

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:_netblocks.m.feishu.cn -all
• SPF Syntax: Passed
• Deprecated Elements: Passed
• IP Addresses:
• Includes: _netblocks.m.feishu.cn
• DNS Lookups: 2
• 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