DNS Report for creality.com

• dns23.hichina.com

  • IPv4: 139.224.142.100, 47.118.199.220, 39.96.153.40, 39.96.153.60, 120.76.107.60, 47.118.199.200, 120.76.107.40, 139.224.142.110
  • IPv6: 2408:4009:501::31
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• dns24.hichina.com

  • IPv4: 139.224.142.108, 39.96.153.38, 47.118.199.222, 39.96.153.61, 120.76.107.38, 120.76.107.61, 139.224.142.98, 47.118.199.198
  • IPv6: 2408:4009:501::32
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

Nameserver Count - OK

• dns23.hichina.com

  • Status: Responded
  • IP(s): 172.65.227.72
  • TTL: 600 seconds
  • Recursive Queries: Unclear (Response code: NXDOMAIN)
  • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)

• dns24.hichina.com

  • Status: Responded
  • IP(s): 172.65.227.72
  • TTL: 600 seconds
  • Recursive Queries: Unclear (Response code: NXDOMAIN)
  • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)

dns23.hichina.com

• Serial: 2024090213
• Refresh: 3600
• Retry: 1200
• Expire: 86400
• Minimum TTL: 600

dns24.hichina.com

• Serial: 2024082817
• Refresh: 3600
• Retry: 1200
• Expire: 86400
• Minimum TTL: 600

Serial - Warning: Inconsistent across nameservers

REFRESH: 3600 - OK

RETRY: 1200 - OK

EXPIRE: 86400 - OK

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

dns23.hichina.com

• 1 mx1.feishu.cn ( 52.220.106.220 )
• 5 mx2.feishu.cn ( 220.243.190.1 )
• 10 mx3.feishu.cn ( 122.14.229.0 )

dns24.hichina.com

• 1 mx1.feishu.cn ( 52.220.106.220 )
• 5 mx2.feishu.cn ( 122.14.229.0 )
• 10 mx3.feishu.cn ( 220.243.190.1 )

MX Record Consistency - Warning: Inconsistencies found

MX Record Count - OK

• 1.190.243.220.in-addr.arpa -> No PTR record found: The DNS operation timed out after 5.417835235595703 seconds
• 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.
• 1.190.243.220.in-addr.arpa -> No PTR record found: All nameservers failed to answer the query 1.190.243.220.in-addr.arpa. IN PTR: Server 172.20.0.10 UDP port 53 answered SERVFAIL
• 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.

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 include:mailgun.org -all
• SPF Syntax: Passed
• Deprecated Elements: Passed
• IP Addresses:
• Includes: _netblocks.m.feishu.cn, mailgun.org
• 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: v=DMARC1;p=none;
• Syntax: Valid
• Policy: none
• RUA (Aggregate Reports):

DMARC External Validation:

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