DNS Report for slashdot.org

• ns11.constellix.com

  • IPv4: 96.45.80.1
  • IPv6: 2600:180a:1001::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns21.constellix.com

  • IPv4: 46.31.236.1
  • IPv6: 2600:180b:2001::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns31.constellix.com

  • IPv4: 43.247.170.1
  • IPv6: 2600:180c:3001::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns41.constellix.net

  • IPv4: 96.45.81.1
  • IPv6: 2600:180a:4001::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns51.constellix.net

  • IPv4: 46.31.237.1
  • IPv6: 2600:180b:5001::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns61.constellix.net

  • IPv4: 43.247.171.1
  • IPv6: 2600:180c:6001::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

Nameserver Count - OK

• ns11.constellix.com

  • Status: Responded
  • IP(s): 104.18.36.64, 172.64.151.192
  • TTL: 300 seconds
  • Recursive Queries: Unclear (Response code: NXDOMAIN)
  • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)

• ns21.constellix.com

  • Status: Responded
  • IP(s): 172.64.151.192, 104.18.36.64
  • TTL: 300 seconds
  • Recursive Queries: Unclear (Response code: NXDOMAIN)
  • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)

• ns31.constellix.com

  • Status: Responded
  • IP(s): 104.18.36.64, 172.64.151.192
  • TTL: 300 seconds
  • Recursive Queries: Unclear (Response code: NXDOMAIN)
  • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)

• ns41.constellix.net

  • Status: Responded
  • IP(s): 104.18.36.64, 172.64.151.192
  • TTL: 300 seconds
  • Recursive Queries: Unclear (Response code: NXDOMAIN)
  • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)

• ns51.constellix.net

  • Status: Responded
  • IP(s): 172.64.151.192, 104.18.36.64
  • TTL: 300 seconds
  • Recursive Queries: Unclear (Response code: NXDOMAIN)
  • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)

• ns61.constellix.net

  • Status: Responded
  • IP(s): 172.64.151.192, 104.18.36.64
  • TTL: 300 seconds
  • Recursive Queries: Unclear (Response code: NXDOMAIN)
  • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)

ns11.constellix.com

• Serial: 2015010328
• Refresh: 43200
• Retry: 3600
• Expire: 1209600
• Minimum TTL: 180

ns21.constellix.com

• Serial: 2015010328
• Refresh: 43200
• Retry: 3600
• Expire: 1209600
• Minimum TTL: 180

ns31.constellix.com

• Serial: 2015010328
• Refresh: 43200
• Retry: 3600
• Expire: 1209600
• Minimum TTL: 180

ns41.constellix.net

• Serial: 2015010328
• Refresh: 43200
• Retry: 3600
• Expire: 1209600
• Minimum TTL: 180

ns51.constellix.net

• Serial: 2015010328
• Refresh: 43200
• Retry: 3600
• Expire: 1209600
• Minimum TTL: 180

ns61.constellix.net

• Serial: 2015010328
• Refresh: 43200
• Retry: 3600
• Expire: 1209600
• Minimum TTL: 180

Serial: 2015010328 - OK

REFRESH: 43200 - OK

RETRY: 3600 - OK

EXPIRE: 1209600 - OK

MINIMUM TTL: 180 - Note: Outside recommended range (1-3 hours)

ns11.constellix.com

• 10 mx.sourceforge.net ( 216.105.38.6 )

ns21.constellix.com

• 10 mx.sourceforge.net ( 216.105.38.6 )

ns31.constellix.com

• 10 mx.sourceforge.net ( 216.105.38.6 )

ns41.constellix.net

• 10 mx.sourceforge.net ( 216.105.38.6 )

ns51.constellix.net

• 10 mx.sourceforge.net ( 216.105.38.6 )

ns61.constellix.net

• 10 mx.sourceforge.net ( 216.105.38.6 )

MX Record Consistency - OK

MX Record Count - Warning: Only one MX record

• 6.38.105.216.in-addr.arpa -> mx.sourceforge.net

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 ip4:216.105.38.0/26 ip4:216.34.181.51 include:servers.mcsv.net -all
• SPF Syntax: Passed
• Deprecated Elements: Passed
• IP Addresses: 216.105.38.0/26, 216.34.181.51
• Includes: servers.mcsv.net
• DNS Lookups: 2
• 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; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
• 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: ar.glockapps.com, fr.glockapps.com
• All external domains in your DMARC record are giving permission to send them DMARC reports.