Httpfy

DNS Report for screencastify.com

Date Generated: 2024-08-16 22:03:21

Nameservers

  • ns-cloud-b4.googledomains.com
    • IPv4: 216.239.38.107
    • IPv6: 2001:4860:4802:38::6b
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns-cloud-b2.googledomains.com
    • IPv4: 216.239.34.107
    • IPv6: 2001:4860:4802:34::6b
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns-cloud-b3.googledomains.com
    • IPv4: 216.239.36.107
    • IPv6: 2001:4860:4802:36::6b
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns-cloud-b1.googledomains.com
    • IPv4: 216.239.32.107
    • IPv6: 2001:4860:4802:32::6b
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A

Nameserver Count - OK

Nameserver Queries

  • ns-cloud-b4.googledomains.com
    • Status: Responded
    • IP(s): 75.2.70.75, 99.83.190.102
    • TTL: 86400 seconds
    • Recursive Queries: Unclear (Response code: NOERROR)
    • TCP Connectivity: Allows TCP connections
  • ns-cloud-b2.googledomains.com
    • Status: Responded
    • IP(s): 75.2.70.75, 99.83.190.102
    • TTL: 86400 seconds
    • Recursive Queries: Unclear (Response code: NOERROR)
    • TCP Connectivity: Allows TCP connections
  • ns-cloud-b3.googledomains.com
    • Status: Responded
    • IP(s): 75.2.70.75, 99.83.190.102
    • TTL: 86400 seconds
    • Recursive Queries: Unclear (Response code: NOERROR)
    • TCP Connectivity: Allows TCP connections
  • ns-cloud-b1.googledomains.com
    • Status: Responded
    • IP(s): 75.2.70.75, 99.83.190.102
    • TTL: 86400 seconds
    • Recursive Queries: Unclear (Response code: NOERROR)
    • TCP Connectivity: Allows TCP connections

SOA Records

ns-cloud-b4.googledomains.com
  • Serial: 1
  • Refresh: 21600
  • Retry: 3600
  • Expire: 259200
  • Minimum TTL: 300
ns-cloud-b2.googledomains.com
  • Serial: 1
  • Refresh: 21600
  • Retry: 3600
  • Expire: 259200
  • Minimum TTL: 300
ns-cloud-b3.googledomains.com
  • Serial: 1
  • Refresh: 21600
  • Retry: 3600
  • Expire: 259200
  • Minimum TTL: 300
ns-cloud-b1.googledomains.com
  • Serial: 1
  • Refresh: 21600
  • Retry: 3600
  • Expire: 259200
  • Minimum TTL: 300

Serial: 1 - OK

REFRESH: 21600 - OK

RETRY: 3600 - OK

EXPIRE: 259200 - OK

MINIMUM TTL: 300 - Note: Outside recommended range (1-3 hours)

MX Records

ns-cloud-b4.googledomains.com
ns-cloud-b2.googledomains.com
ns-cloud-b3.googledomains.com
ns-cloud-b1.googledomains.com

MX Record Consistency - Warning: Inconsistencies found

MX Record Count - OK

Reverse MX A records (PTR)

  • 27.184.233.64.in-addr.arpa -> wa-in-f27.1e100.net
  • 27.184.233.64.in-addr.arpa -> wa-in-f27.1e100.net
  • 26.184.233.64.in-addr.arpa -> wa-in-f26.1e100.net
  • 26.111.251.142.in-addr.arpa -> bk-in-f26.1e100.net
  • 26.184.233.64.in-addr.arpa -> wa-in-f26.1e100.net
  • 27.202.85.209.in-addr.arpa -> dg-in-f27.1e100.net
  • 26.202.85.209.in-addr.arpa -> dg-in-f26.1e100.net
  • 27.62.253.172.in-addr.arpa -> bc-in-f27.1e100.net

PTR Records - OK

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

DNSSEC - Warning: Validation failed

Issue: No DS record found at the parent zone.

Action: Please add the DS record to both your DNS server and domain registrar.

SPF (Sender Policy Framework)

SPF Record Published: Passed

Multiple SPF Records: Passed

SPF Record 1:
  • Record: v=spf1 include:_spf.google.com include:mail.zendesk.com include:emsd1.com include:mktomail.com include:sendgrid.net include:mailgun.org ~all
  • SPF Syntax: Passed
  • Deprecated Elements: Passed
  • IP Addresses:
  • Includes: _spf.google.com, mail.zendesk.com, emsd1.com, mktomail.com, sendgrid.net, mailgun.org
  • DNS Lookups: 10
  • Void Lookups: Passed
  • Escaping Chars: Not Present
  • All Mechanism: ~all

DKIM (DomainKeys Identified Mail)

  • DKIM Records Found: Yes
  • Selectors Found: google
  • Selector 'google':
    Record: v=DKIM1;
  • Valid Syntax: No
Warnings:
  • DKIM record for selector 'google' may be incomplete

DMARC

  • Record: v=DMARC1; p=reject; pct=80; rua=mailto:[email protected]; sp=reject; aspf=r;
  • Syntax: Valid
  • Policy: reject
  • Subdomain Policy: reject
  • Percent: 80%
  • RUA (Aggregate Reports): mailto:[email protected]
  • 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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