DNS Report for cfe.mx

• ns1.a2.impervasecuredns.net

  • IPv4: 192.230.123.1
  • IPv6: 2a02:e980:6::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns1.a1.impervasecuredns.net

  • IPv4: 192.230.122.1
  • IPv6: 2a02:e980:5::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns1.a0.impervasecuredns.net

  • IPv4: 192.230.121.1
  • IPv6: 2a02:e980:4::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

Nameserver Count - OK

• ns1.a2.impervasecuredns.net

  • Status: Responded
  • IP(s): 45.60.163.51, 45.60.151.51
  • TTL: 3600 seconds
  • Recursive Queries: Unclear (Response code: NOTAUTH)
  • TCP Connectivity: TCP connection failed (Response code: NOTAUTH)

• ns1.a1.impervasecuredns.net

  • Status: Responded
  • IP(s): 45.60.163.51, 45.60.151.51
  • TTL: 3600 seconds
  • Recursive Queries: Unclear (Response code: NOTAUTH)
  • TCP Connectivity: TCP connection failed (Response code: NOTAUTH)

• ns1.a0.impervasecuredns.net

  • Status: Responded
  • IP(s): 45.60.163.51, 45.60.151.51
  • TTL: 3600 seconds
  • Recursive Queries: Unclear (Response code: NOTAUTH)
  • TCP Connectivity: TCP connection failed (Response code: NOTAUTH)

ns1.a2.impervasecuredns.net

• Serial: 5
• Refresh: 3600
• Retry: 600
• Expire: 604800
• Minimum TTL: 3600

ns1.a1.impervasecuredns.net

• Serial: 5
• Refresh: 3600
• Retry: 600
• Expire: 604800
• Minimum TTL: 3600

ns1.a0.impervasecuredns.net

• Serial: 5
• Refresh: 3600
• Retry: 600
• Expire: 604800
• Minimum TTL: 3600

Serial: 5 - OK

REFRESH: 3600 - OK

RETRY: 600 - OK

EXPIRE: 604800 - OK

MINIMUM TTL: 3600 - OK

ns1.a2.impervasecuredns.net

• 0 cfe-mx.mail.protection.outlook.com ( 52.101.42.4 )

ns1.a1.impervasecuredns.net

• 0 cfe-mx.mail.protection.outlook.com ( 52.101.8.36 )

ns1.a0.impervasecuredns.net

• 0 cfe-mx.mail.protection.outlook.com ( 52.101.41.56 )

MX Record Consistency - Warning: Inconsistencies found

MX Record Count - Warning: Only one MX record

• 56.41.101.52.in-addr.arpa -> mail-sj0pr21cu00100.inbound.protection.outlook.com
• 4.42.101.52.in-addr.arpa -> mail-co1pr03cu00104.inbound.protection.outlook.com
• 36.8.101.52.in-addr.arpa -> No PTR record found: The DNS query name does not exist: 36.8.101.52.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 ip4:159.16.1.16 ip4:159.16.1.17 ip4:159.16.1.18 ip4:159.16.1.19 ip4:159.16.244.49 include:spf.protection.outlook.com -all
• SPF Syntax: Passed
• Deprecated Elements: Passed
• IP Addresses: 159.16.1.16, 159.16.1.17, 159.16.1.18, 159.16.1.19, 159.16.244.49
• Includes: spf.protection.outlook.com
• DNS Lookups: 2
• Void Lookups: Passed
• Escaping Chars: Not Present
• All Mechanism: -all

• DKIM Records Found: Yes
• Selectors Found: selector1
• Selector 'selector1':
  Record: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqckuh757Y74uKpFSyaYQzY56D3Aqg1t2KtVPtJ5i3tLKFoMp/xieQuXaRqQLvFQ1AT7jEY3pyv8U6BLqM9ka4j+4BNiI3M3Mur91CtDST7GGmyBBJAqFDFVx1tFP2oHWpMnCNdmBg0qotrnJTx0gTxLZlnt81tIGafx/muKdnBxwUzFm51j/gCsshSr9cwlCf
• Valid Syntax: Yes

• Record: v=DMARC1; p=reject; adkim=s; aspf=s; fo=1; ri=3600; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
• Syntax: Valid
• Policy: reject
• Percent: 100%
• RUA (Aggregate Reports): mailto:[email protected]
• RUF (Forensic Reports): mailto:[email protected]
• Failure Options (fo): 1
• DKIM Alignment (adkim): Strict
• SPF Alignment (aspf): Strict
• Reporting Interval: 3600 seconds

DMARC External Validation:

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