DNS Report for mbga.jp

• ns-1341.awsdns-39.org

  • IPv4: 205.251.197.61
  • IPv6: 2600:9000:5305:3d00::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns-137.awsdns-17.com

  • IPv4: 205.251.192.137
  • IPv6: 2600:9000:5300:8900::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns-1979.awsdns-55.co.uk

  • IPv4: 205.251.199.187
  • IPv6: 2600:9000:5307:bb00::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns-546.awsdns-04.net

  • IPv4: 205.251.194.34
  • IPv6: 2600:9000:5302:2200::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

Nameserver Count - OK

• ns-1341.awsdns-39.org

  • Status: Responded
  • IP(s): 13.113.78.222, 52.196.221.220
  • TTL: 60 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• ns-137.awsdns-17.com

  • Status: Responded
  • IP(s): 13.113.78.222, 52.196.221.220
  • TTL: 60 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• ns-1979.awsdns-55.co.uk

  • Status: Responded
  • IP(s): 52.196.221.220, 13.113.78.222
  • TTL: 60 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• ns-546.awsdns-04.net

  • Status: Responded
  • IP(s): 52.196.221.220, 13.113.78.222
  • TTL: 60 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

ns-1341.awsdns-39.org

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

ns-137.awsdns-17.com

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

ns-1979.awsdns-55.co.uk

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

ns-546.awsdns-04.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-1341.awsdns-39.org

• 50 mail6.mbga.jp ( 54.95.9.77 )

ns-137.awsdns-17.com

• 50 mail6.mbga.jp ( 18.177.96.147 )

ns-1979.awsdns-55.co.uk

• 50 mail6.mbga.jp ( 18.177.96.147 )

ns-546.awsdns-04.net

• 50 mail6.mbga.jp ( 52.199.159.199 )

MX Record Consistency - Warning: Inconsistencies found

MX Record Count - Warning: Only one MX record

• 77.9.95.54.in-addr.arpa -> gm1000-01.mbga.jp
• 199.159.199.52.in-addr.arpa -> gm700000-01.mbga.jp
• 147.96.177.18.in-addr.arpa -> gm400001-01.mbga.jp

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 +ip4:122.220.64.0/24 +ip4:202.238.105.0/25 +ip4:118.159.236.0/24 +ip4:27.131.8.0/22 +ip4:103.23.4.0/24 +include:cloudsmtp.mbga.jp +a:smtpidc-sv01.dena.jp +a:smtpidc-sv02.dena.jp ~all
• SPF Syntax: Passed
• Deprecated Elements: Passed
• IP Addresses: 122.220.64.0/24, 202.238.105.0/25, 118.159.236.0/24, 27.131.8.0/22, 103.23.4.0/24
• Includes: cloudsmtp.mbga.jp
• DNS Lookups: 7
• 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;
• Syntax: Valid
• Policy: None
• RUA (Aggregate Reports):

DMARC External Validation:

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

Warnings:

• Invalid policy: None