DNS Report for dw.com

• dns3.netcologne.de

  • IPv4: 213.196.239.187
  • IPv6: 2001:4dd0:100:1029:53:3:0:3
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• dns4.netcologne.de

  • IPv4: 195.14.247.116
  • IPv6: 2001:4dd0:100:4220:53:4:0:4
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• dns5.netcologne.de

  • IPv4: 134.95.100.211
  • IPv6: No IPv6 found
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): N/A seconds
  • Recursive: N/A

• voltaire.dwelle.de

  • IPv4: 194.55.30.40, 194.55.26.40
  • IPv6: No IPv6 found
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): N/A seconds
  • Recursive: N/A

Nameserver Count - OK

• dns3.netcologne.de

  • Status: Responded
  • IP(s): 194.55.26.46, 194.55.30.46
  • TTL: 300 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• dns4.netcologne.de

  • Status: Responded
  • IP(s): 194.55.26.46, 194.55.30.46
  • TTL: 300 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• dns5.netcologne.de

  • Status: Responded
  • IP(s): 194.55.30.46, 194.55.26.46
  • TTL: 300 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• voltaire.dwelle.de

  • Status: Responded
  • IP(s): 194.55.30.46, 194.55.26.46
  • TTL: 300 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

dns3.netcologne.de

• Serial: 2024072301
• Refresh: 3600
• Retry: 1800
• Expire: 3024000
• Minimum TTL: 3600

dns4.netcologne.de

• Serial: 2024072301
• Refresh: 3600
• Retry: 1800
• Expire: 3024000
• Minimum TTL: 3600

dns5.netcologne.de

• Serial: 2024072301
• Refresh: 3600
• Retry: 1800
• Expire: 3024000
• Minimum TTL: 3600

voltaire.dwelle.de

• Serial: 2024072301
• Refresh: 3600
• Retry: 1800
• Expire: 3024000
• Minimum TTL: 3600

Serial: 2024072301 - OK

REFRESH: 3600 - OK

RETRY: 1800 - OK

EXPIRE: 3024000 - OK

MINIMUM TTL: 3600 - OK

dns3.netcologne.de

• 10 dw-com.mail.protection.outlook.com ( 52.101.68.36 )

dns4.netcologne.de

• 10 dw-com.mail.protection.outlook.com ( 52.101.68.21 )

dns5.netcologne.de

• 10 dw-com.mail.protection.outlook.com ( 52.101.73.2 )

voltaire.dwelle.de

• 10 dw-com.mail.protection.outlook.com ( 52.101.68.36 )

MX Record Consistency - Warning: Inconsistencies found

MX Record Count - Warning: Only one MX record

• 2.73.101.52.in-addr.arpa -> mail-as9pr07cu00302.inbound.protection.outlook.com
• 36.68.101.52.in-addr.arpa -> mail-db5pr02cu00104.inbound.protection.outlook.com
• 21.68.101.52.in-addr.arpa -> mail-db4pr02cu00205.inbound.protection.outlook.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 ip4:194.55.30.155 ip4:194.55.30.156 ip4:194.55.26.155 ip4:194.55.26.156 ip4:81.209.250.80 ip4:81.209.250.76 ip4:81.209.250.78 ip4:83.133.243.211 ip4:185.17.245.132 ip4:185.17.245.28
• SPF Syntax: Passed
• Deprecated Elements: Passed
• IP Addresses: 194.55.30.155, 194.55.30.156, 194.55.26.155, 194.55.26.156, 81.209.250.80, 81.209.250.76, 81.209.250.78, 83.133.243.211, 185.17.245.132, 185.17.245.28
• Includes:
• DNS Lookups: 0
• Void Lookups: Passed
• Escaping Chars: Not Present
• All Mechanism: Not Present

Warnings:

• SPF record doesn't contain an 'all' mechanism

• DKIM Records Found: Yes
• Selectors Found: selector1
• Selector 'selector1':
  Record: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDKF8RD8z/8+x0jQ70c1LnPN7KyKhgWBefRdSVW7atWAzfaOTP3Lz+0vqJGcTnMcJ6cm1pgXA9bQDvFo0I9SMnBlkil6/shpOE9uDL+Y+YHwhP0cGJy4Q8XdFQaqC+YolTjZm2XSArv4C1kxCrs5EVXuVUJBb1Og/uZDC0o4MkcewIDAQAB; n=1024,1474166919,1
• Valid Syntax: Yes

• Record: v=DMARC1;p=reject;ruf=mailto:[email protected]
• Syntax: Valid
• Policy: reject
• RUA (Aggregate Reports):
• RUF (Forensic Reports): mailto:[email protected]

DMARC External Validation:

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