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DNS Report for bb.org.bd

Date Generated: 2024-09-11 04:43:26
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Nameservers

  • ns2.mango.com.bd
    • IPv4: 114.130.5.2
    • IPv6: No IPv6 found
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): N/A seconds
    • Recursive: N/A
  • ns1.mango.com.bd
    • IPv4: 114.130.4.2
    • IPv6: No IPv6 found
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): N/A seconds
    • Recursive: N/A

Nameserver Count - OK

Nameserver Queries

  • ns2.mango.com.bd
    • Status: Responded
    • IP(s): 103.142.142.53
    • TTL: 3600 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • ns1.mango.com.bd
    • Status: Responded
    • IP(s): 103.142.142.53
    • TTL: 3600 seconds
    • Recursive Queries: Allows recursive queries
    • TCP Connectivity: Allows TCP connections

SOA Records

ns2.mango.com.bd
  • Serial: 2015010143
  • Refresh: 3600
  • Retry: 600
  • Expire: 1209600
  • Minimum TTL: 3600
ns1.mango.com.bd
  • Serial: 2015010143
  • Refresh: 3600
  • Retry: 600
  • Expire: 1209600
  • Minimum TTL: 3600

Serial: 2015010143 - OK

REFRESH: 3600 - OK

RETRY: 600 - OK

EXPIRE: 1209600 - OK

MINIMUM TTL: 3600 - OK

MX Records

ns2.mango.com.bd
ns1.mango.com.bd

MX Record Consistency - OK

MX Record Count - OK

Reverse MX A records (PTR)

  • 77.142.142.103.in-addr.arpa -> Smtp02.bb.org.bd
  • 58.42.130.114.in-addr.arpa -> Smtp01.bb.org.bd

PTR Records - OK

DNSSEC

DNSSEC Inspector
  • 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 (Sender Policy Framework)

SPF Record Published: Passed

Multiple SPF Records: Passed

SPF Record 1:
  • Record: v=spf1 a mx ip4:114.130.42.58 ip4:103.142.142.77 -all
  • SPF Syntax: Failed
  • Deprecated Elements: Passed
  • IP Addresses: 114.130.42.58, 103.142.142.77
  • Includes:
  • DNS Lookups: 3
  • Void Lookups: Passed
  • Escaping Chars: Not Present
  • All Mechanism: -all
Errors:
  • SPF record syntax is invalid

DKIM (DomainKeys Identified Mail)

  • DKIM Records Found: No
Warnings:
  • No DKIM records found for common selectors

DMARC

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