DNS Report for tcplusondemand.com

• ns-115.awsdns-14.com

  • IPv4: 205.251.192.115
  • IPv6: 2600:9000:5300:7300::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns-1168.awsdns-18.org

  • IPv4: 205.251.196.144
  • IPv6: 2600:9000:5304:9000::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns-1805.awsdns-33.co.uk

  • IPv4: 205.251.199.13
  • IPv6: 2600:9000:5307:d00::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns-599.awsdns-10.net

  • IPv4: 205.251.194.87
  • IPv6: 2600:9000:5302:5700::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

Nameserver Count - OK

• ns-115.awsdns-14.com

  • Status: Responded
  • IP(s): 3.5.8.252, 52.217.232.77, 52.216.56.157, 52.217.198.109, 54.231.193.101, 54.231.169.173, 52.217.165.189, 52.217.116.45
  • TTL: 5 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• ns-1168.awsdns-18.org

  • Status: Responded
  • IP(s): 16.182.32.21, 52.216.210.5, 54.231.228.53, 52.216.44.245, 54.231.201.213, 54.231.138.213, 54.231.234.253, 16.182.106.165
  • TTL: 5 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• ns-1805.awsdns-33.co.uk

  • Status: Responded
  • IP(s): 52.216.40.213, 16.182.38.189, 52.216.248.83, 52.217.193.213, 52.216.165.226, 52.216.220.117, 52.216.35.229, 54.231.128.61
  • TTL: 5 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• ns-599.awsdns-10.net

  • Status: Responded
  • IP(s): 52.216.208.237, 54.231.236.53, 52.216.52.85, 52.216.207.2, 3.5.14.217, 54.231.232.181, 54.231.196.29, 3.5.31.54
  • TTL: 5 seconds
  • Recursive Queries: Unclear (Response code: NXDOMAIN)
  • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)

ns-115.awsdns-14.com

• Serial: 1
• Refresh: 7200
• Retry: 900
• Expire: 1209600
• Minimum TTL: 86400

ns-1168.awsdns-18.org

• Serial: 1
• Refresh: 7200
• Retry: 900
• Expire: 1209600
• Minimum TTL: 86400

ns-1805.awsdns-33.co.uk

• Serial: 1
• Refresh: 7200
• Retry: 900
• Expire: 1209600
• Minimum TTL: 86400

ns-599.awsdns-10.net

• Serial: 1
• Refresh: 7200
• Retry: 900
• Expire: 1209600
• Minimum TTL: 86400

Serial: 1 - OK

REFRESH: 7200 - OK

RETRY: 900 - OK

EXPIRE: 1209600 - OK

MINIMUM TTL: 86400 - Note: Outside recommended range (1-3 hours)

ns-115.awsdns-14.com

• 10 us-smtp-inbound-1.mimecast.com ( 205.139.110.242 )
• 10 us-smtp-inbound-2.mimecast.com ( 170.10.128.242 )

ns-1168.awsdns-18.org

• 10 us-smtp-inbound-1.mimecast.com ( 205.139.110.141 )
• 10 us-smtp-inbound-2.mimecast.com ( 170.10.128.242 )

ns-1805.awsdns-33.co.uk

• 10 us-smtp-inbound-1.mimecast.com ( 170.10.128.242 )
• 10 us-smtp-inbound-2.mimecast.com ( 205.139.110.141 )

ns-599.awsdns-10.net

• 10 us-smtp-inbound-1.mimecast.com ( 170.10.128.242 )
• 10 us-smtp-inbound-2.mimecast.com ( 170.10.128.221 )

MX Record Consistency - Warning: Inconsistencies found

MX Record Count - OK

• 242.110.139.205.in-addr.arpa -> us-smtp-inbound-1.mimecast.com
• 221.128.10.170.in-addr.arpa -> us-smtp-inbound-2.mimecast.com
• 141.110.139.205.in-addr.arpa -> us-smtp-inbound-1.mimecast.com
• 141.110.139.205.in-addr.arpa -> us-smtp-inbound-2.mimecast.com
• 242.128.10.170.in-addr.arpa -> us-smtp-inbound-1.mimecast.com
• 242.128.10.170.in-addr.arpa -> us-smtp-inbound-2.mimecast.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.protection.outlook.com include:us._netblocks.mimecast.com -all
• SPF Syntax: Passed
• Deprecated Elements: Passed
• IP Addresses:
• Includes: spf.protection.outlook.com, us._netblocks.mimecast.com
• DNS Lookups: 4
• 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:

• No DMARC record found