DNS Report for transunion.com

• pdns1.cscdns.net

  • IPv4: 156.154.130.100
  • IPv6: 2610:a1:1022::100
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• pdns2.cscdns.net

  • IPv4: 156.154.131.100
  • IPv6: 2610:a1:1023::100
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

Nameserver Count - OK

• pdns1.cscdns.net

  • Status: Responded
  • IP(s): 104.18.15.74
  • TTL: 86400 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• pdns2.cscdns.net

  • Status: Responded
  • IP(s): 104.18.15.74
  • TTL: 86400 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

pdns1.cscdns.net

• Serial: 2006023039
• Refresh: 28800
• Retry: 7200
• Expire: 604800
• Minimum TTL: 14400

pdns2.cscdns.net

• Serial: 2006023039
• Refresh: 28800
• Retry: 7200
• Expire: 604800
• Minimum TTL: 14400

Serial: 2006023039 - OK

REFRESH: 28800 - OK

RETRY: 7200 - OK

EXPIRE: 604800 - OK

MINIMUM TTL: 14400 - Note: Outside recommended range (1-3 hours)

pdns1.cscdns.net

• 10 mxa-00030c01.gslb.pphosted.com ( 148.163.156.98 )
• 10 mxb-00030c01.gslb.pphosted.com ( 67.231.153.155 )

pdns2.cscdns.net

• 10 mxa-00030c01.gslb.pphosted.com ( 148.163.156.98 )
• 10 mxb-00030c01.gslb.pphosted.com ( 67.231.153.155 )

MX Record Consistency - OK

MX Record Count - OK

• 155.153.231.67.in-addr.arpa -> mx0b-00030c01.pphosted.com
• 98.156.163.148.in-addr.arpa -> mx0a-00030c01.pphosted.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:spf1.transunion.com include:spf-00030c01.pphosted.com include:_spf.salesforce.com include:nw000.com include:spf1.masivapp.com include:spf.protection.outlook.com ip4:66.175.245.8 ip4:66.175.249.135 -all
• SPF Syntax: Passed
• Deprecated Elements: Passed
• IP Addresses: 66.175.245.8, 66.175.249.135
• Includes: spf1.transunion.com, spf-00030c01.pphosted.com, _spf.salesforce.com, nw000.com, spf1.masivapp.com, spf.protection.outlook.com
• DNS Lookups: 11 (Warning: Exceeds limit)
• Void Lookups: Passed
• Escaping Chars: Not Present
• All Mechanism: -all

Warnings:

• SPF record has more than 10 DNS lookups, which may cause lookup limits

• DKIM Records Found: No

Warnings:

• No DKIM records found for common selectors

• Record: v=DMARC1; p=quarantine; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
• Syntax: Valid
• Policy: quarantine
• RUA (Aggregate Reports): mailto:[email protected]
• RUF (Forensic Reports): mailto:[email protected]
• Failure Options (fo): 1

DMARC External Validation:

• Valid external domains: emaildefense.proofpoint.com, emaildefense.proofpoint.com
• All external domains in your DMARC record are giving permission to send them DMARC reports.