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DNS Report for rtbsystem.org

Date Generated: 2024-08-31 20:16:07
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Nameservers

  • chuck.ns.cloudflare.com
  • grace.ns.cloudflare.com

Nameserver Count - OK

Nameserver Queries

  • chuck.ns.cloudflare.com
    • Status: Responded
    • IP(s): 104.27.203.88, 104.27.202.88
    • TTL: 300 seconds
    • Recursive Queries: Allows recursive queries
    • TCP Connectivity: Allows TCP connections
  • grace.ns.cloudflare.com
    • Status: Responded
    • IP(s): 104.27.202.88, 104.27.203.88
    • TTL: 300 seconds
    • Recursive Queries: Allows recursive queries
    • TCP Connectivity: Allows TCP connections

SOA Records

chuck.ns.cloudflare.com
  • Serial: 2349802708
  • Refresh: 10000
  • Retry: 2400
  • Expire: 604800
  • Minimum TTL: 1800
grace.ns.cloudflare.com
  • Serial: 2349802708
  • Refresh: 10000
  • Retry: 2400
  • Expire: 604800
  • Minimum TTL: 1800

Serial: 2349802708 - OK

REFRESH: 10000 - OK

RETRY: 2400 - OK

EXPIRE: 604800 - OK

MINIMUM TTL: 1800 - Note: Outside recommended range (1-3 hours)

MX Records

chuck.ns.cloudflare.com

Error: The DNS response does not contain an answer to the question: rtbsystem.org. IN MX

grace.ns.cloudflare.com

Error: The DNS response does not contain an answer to the question: rtbsystem.org. IN MX

MX Record Consistency - OK

MX Record Count - OK

Reverse MX A records (PTR)

No PTR records data available.

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 +mx ip4:163.172.77.20 +ip4:163.172.75.188 ~all
  • SPF Syntax: Failed
  • Deprecated Elements: Passed
  • IP Addresses: 163.172.77.20, 163.172.75.188
  • Includes:
  • DNS Lookups: 2
  • 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

  • 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:
  • DMARC record does not exist
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