DNS Report for cnpc.com.cn

• extdns_wt.cnpc.com.cn

  • IPv4: 161.207.5.5
  • IPv6: 2408:80e0:41fe:fd00::aaaa
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• dns1.cnpc.com.cn

  • IPv4: 161.207.5.5, 210.12.209.213
  • IPv6: 2408:80e0:41fe:fd00::aaaa
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• dns2.cnpc.com.cn

  • IPv4: 106.39.36.149, 161.207.9.5
  • IPv6: 2408:80e0:41fe:fd00::aabb
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• extdns_ds.cnpc.com.cn

  • IPv4: 161.207.9.5
  • IPv6: 2408:80e0:41fe:fd00::aabb
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

Nameserver Count - OK

• extdns_wt.cnpc.com.cn

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

• dns1.cnpc.com.cn

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

• dns2.cnpc.com.cn

  • Status: Failed: The DNS response does not contain an answer to the question: cnpc.com.cn. IN A
  • IP(s):
  • TTL: N/A seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed: The DNS operation timed out.

• extdns_ds.cnpc.com.cn

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

extdns_wt.cnpc.com.cn

• Serial: 2018064452
• Refresh: 1200
• Retry: 600
• Expire: 604800
• Minimum TTL: 900

dns1.cnpc.com.cn

• Serial: 2018064452
• Refresh: 1200
• Retry: 600
• Expire: 604800
• Minimum TTL: 900

dns2.cnpc.com.cn

• Serial: 2018064452
• Refresh: 1200
• Retry: 600
• Expire: 604800
• Minimum TTL: 900

extdns_ds.cnpc.com.cn

• Serial: 2018064452
• Refresh: 1200
• Retry: 600
• Expire: 604800
• Minimum TTL: 900

Serial: 2018064452 - OK

REFRESH: 1200 - OK

RETRY: 600 - OK

EXPIRE: 604800 - OK

MINIMUM TTL: 900 - Note: Outside recommended range (1-3 hours)

extdns_wt.cnpc.com.cn

• 10 mx1.cnpc.com.cn ( 219.143.68.2 )
• 10 mx2.cnpc.com.cn ( 61.232.0.56 )

dns1.cnpc.com.cn

• 10 mx1.cnpc.com.cn ( 219.143.68.2 )
• 10 mx2.cnpc.com.cn ( 61.232.0.56 )

dns2.cnpc.com.cn

• 10 mx1.cnpc.com.cn ( 219.143.68.2 )
• 10 mx2.cnpc.com.cn ( 61.232.0.56 )

extdns_ds.cnpc.com.cn

• 10 mx1.cnpc.com.cn ( 219.143.68.2 )
• 10 mx2.cnpc.com.cn ( 61.232.0.56 )

MX Record Consistency - OK

MX Record Count - OK

• 56.0.232.61.in-addr.arpa -> No PTR record found: The DNS operation timed out after 5.487802505493164 seconds
• 2.68.143.219.in-addr.arpa -> mx1.petrochina.com.cn

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 ip4:107.150.125.94 ip4:152.32.254.138 ip4:219.143.68.2 ip4:219.143.68.3 ip4:61.232.0.0/26 ip4:219.143.68.64/26 ip4:219.143.68.4 ip4:219.143.68.5 ip4:192.155.91.4 ip4:139.162.32.54 ip4:107.150.122.199 ip4:172.105.166.231 -all
• SPF Syntax: Passed
• Deprecated Elements: Passed
• IP Addresses: 107.150.125.94, 152.32.254.138, 219.143.68.2, 219.143.68.3, 61.232.0.0/26, 219.143.68.64/26, 219.143.68.4, 219.143.68.5, 192.155.91.4, 139.162.32.54, 107.150.122.199, 172.105.166.231
• Includes:
• DNS Lookups: 1
• 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