DNS Report for credit-suisse.com

• dns1.credit-suisse.com

  • IPv4: 199.53.17.77
  • IPv6: No IPv6 found
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): N/A seconds
  • Recursive: N/A

• dns2.credit-suisse.com

  • IPv4: 198.240.212.205
  • IPv6: 2a02:6a0:cffe:41::1:b362
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• dns4.credit-suisse.com

  • IPv4: 198.240.133.77
  • IPv6: 2a02:6a0:4ffe:41::1:3998
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• dns3.credit-suisse.com

  • IPv4: 198.240.128.77
  • IPv6: No IPv6 found
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): N/A seconds
  • Recursive: N/A

Nameserver Count - OK

• dns1.credit-suisse.com

  • Status: Responded
  • IP(s): 185.27.184.155, 185.27.186.15
  • TTL: 86400 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• dns2.credit-suisse.com

  • Status: Responded
  • IP(s): 185.27.186.15, 185.27.184.155
  • TTL: 86400 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• dns4.credit-suisse.com

  • Status: Responded
  • IP(s): 185.27.186.15, 185.27.184.155
  • TTL: 86400 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• dns3.credit-suisse.com

  • Status: Responded
  • IP(s): 185.27.186.15, 185.27.184.155
  • TTL: 86400 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

dns1.credit-suisse.com

• Serial: 8715
• Refresh: 10800
• Retry: 3600
• Expire: 2419200
• Minimum TTL: 600

dns2.credit-suisse.com

• Serial: 8715
• Refresh: 10800
• Retry: 3600
• Expire: 2419200
• Minimum TTL: 600

dns4.credit-suisse.com

• Serial: 8715
• Refresh: 10800
• Retry: 3600
• Expire: 2419200
• Minimum TTL: 600

dns3.credit-suisse.com

• Serial: 8715
• Refresh: 10800
• Retry: 3600
• Expire: 2419200
• Minimum TTL: 600

Serial: 8715 - OK

REFRESH: 10800 - OK

RETRY: 3600 - OK

EXPIRE: 2419200 - OK

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

dns1.credit-suisse.com

• 10 mail.credit-suisse.com ( 193.222.71.177 )
• 20 mail10.credit-suisse.com ( 193.222.71.177 )
• 20 mail20.credit-suisse.com ( 193.222.71.178 )

dns2.credit-suisse.com

• 10 mail.credit-suisse.com ( 193.222.71.177 )
• 20 mail10.credit-suisse.com ( 193.222.71.177 )
• 20 mail20.credit-suisse.com ( 193.222.71.178 )

dns4.credit-suisse.com

• 10 mail.credit-suisse.com ( 193.222.71.178 )
• 20 mail10.credit-suisse.com ( 193.222.71.177 )
• 20 mail20.credit-suisse.com ( 193.222.71.178 )

dns3.credit-suisse.com

• 10 mail.credit-suisse.com ( 193.222.71.177 )
• 20 mail10.credit-suisse.com ( 193.222.71.177 )
• 20 mail20.credit-suisse.com ( 193.222.71.178 )

MX Record Consistency - Warning: Inconsistencies found

MX Record Count - OK

• 178.71.222.193.in-addr.arpa -> mail.credit-suisse.com
• 178.71.222.193.in-addr.arpa -> mail.credit-suisse.com
• 177.71.222.193.in-addr.arpa -> mail.credit-suisse.com
• 177.71.222.193.in-addr.arpa -> mail.credit-suisse.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:_spf.credit-suisse.com include:_spf-hosted.credit-suisse.com include:spf-a.ubs.com include:spf-b.ubs.com -all
• SPF Syntax: Passed
• Deprecated Elements: Passed
• IP Addresses:
• Includes: _spf.credit-suisse.com, _spf-hosted.credit-suisse.com, spf-a.ubs.com, spf-b.ubs.com
• DNS Lookups: 6
• 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=reject; fo=1; ruf=mailto:[email protected]; rua=mailto:[email protected];
• Syntax: Valid
• Policy: reject
• 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
• All external domains in your DMARC record are giving permission to send them DMARC reports.