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DNS Report for chainstack.com

Date Generated: 2024-09-14 07:54:25
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Nameservers

  • apollo.ns.cloudflare.com
  • rayne.ns.cloudflare.com

Nameserver Count - OK

Nameserver Queries

  • apollo.ns.cloudflare.com
    • Status: Responded
    • IP(s): 104.18.5.35, 104.18.4.35
    • TTL: 300 seconds
    • Recursive Queries: Allows recursive queries
    • TCP Connectivity: Allows TCP connections
  • rayne.ns.cloudflare.com
    • Status: Responded
    • IP(s): 104.18.4.35, 104.18.5.35
    • TTL: 300 seconds
    • Recursive Queries: Allows recursive queries
    • TCP Connectivity: Allows TCP connections

SOA Records

apollo.ns.cloudflare.com
  • Serial: 2351703751
  • Refresh: 10000
  • Retry: 2400
  • Expire: 604800
  • Minimum TTL: 1800
rayne.ns.cloudflare.com
  • Serial: 2351703751
  • Refresh: 10000
  • Retry: 2400
  • Expire: 604800
  • Minimum TTL: 1800

Serial: 2351703751 - OK

REFRESH: 10000 - OK

RETRY: 2400 - OK

EXPIRE: 604800 - OK

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

MX Records

apollo.ns.cloudflare.com
rayne.ns.cloudflare.com

MX Record Consistency - OK

MX Record Count - Warning: Only one MX record

Reverse MX A records (PTR)

  • 0.137.101.52.in-addr.arpa -> mail-sg2pr03cu00500.inbound.protection.outlook.com

PTR Records - OK

DNSSEC

DNSSEC Inspector
  • Signed: Yes
  • Validation: Successful
  • DNSKEY Records: 2
  • DS Records in parent zone: 0
  • DS at Parent: False

DNSSEC - OK

SPF (Sender Policy Framework)

SPF Record Published: Passed

Multiple SPF Records: Passed

SPF Record 1:
  • Record: v=spf1 include:spf.protection.outlook.com include:sendgrid.net include:mail.zendesk.com include:5562482.spf06.hubspotemail.net -all
  • SPF Syntax: Passed
  • Deprecated Elements: Passed
  • IP Addresses:
  • Includes: spf.protection.outlook.com, sendgrid.net, mail.zendesk.com, 5562482.spf06.hubspotemail.net
  • DNS Lookups: 7
  • Void Lookups: Passed
  • Escaping Chars: Not Present
  • All Mechanism: -all

DKIM (DomainKeys Identified Mail)

  • DKIM Records Found: Yes
  • Selectors Found: selector1
  • Selector 'selector1':
    Record: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbIDsfBhHokB/kthk0ZdX6I4xWdKqsWaYuBFg49rt9qxdG7K/zWYtEyqopKqYyQA5Y/Dib+ye4u/ijA7qj8K53BRIqauIbwiaiI6WY478BWodrLtcxefOGffG3bb5oFuCyStNEDTjri9TzcGRikk79oRF5feKzjCv+5vK0CJD9NQIDAQAB;
  • Valid Syntax: Yes

DMARC

  • Record: v=DMARC1; p=reject; rua=mailto:[email protected]; adkim=s; aspf=r
  • Syntax: Valid
  • Policy: reject
  • RUA (Aggregate Reports): mailto:[email protected]
  • DKIM Alignment (adkim): Strict
  • SPF Alignment (aspf): Relaxed
DMARC External Validation:
  • All external domains in your DMARC record are giving permission to send them DMARC reports.
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