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DNS Report for isolarcloud.com

Date Generated: 2024-08-26 21:11:41
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Nameservers

Nameserver Count - OK

Nameserver Queries

  • vip4.alidns.com
    • Status: Failed: The DNS response does not contain an answer to the question: isolarcloud.com. IN A
    • IP(s):
    • TTL: N/A seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • vip3.alidns.com
    • Status: Failed: The DNS response does not contain an answer to the question: isolarcloud.com. IN A
    • IP(s):
    • TTL: N/A seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)

SOA Records

vip4.alidns.com
  • Serial: 2024072311
  • Refresh: 3600
  • Retry: 1200
  • Expire: 86400
  • Minimum TTL: 600
vip3.alidns.com
  • Serial: 2024071815
  • Refresh: 3600
  • Retry: 1200
  • Expire: 86400
  • Minimum TTL: 600

Serial - Warning: Inconsistent across nameservers

REFRESH: 3600 - OK

RETRY: 1200 - OK

EXPIRE: 86400 - OK

MINIMUM TTL: 600 - Note: Outside recommended range (1-3 hours)

MX Records

vip4.alidns.com
vip3.alidns.com

MX Record Consistency - OK

MX Record Count - Warning: Only one MX record

Reverse MX A records (PTR)

  • 44.151.14.106.in-addr.arpa -> No PTR record found: The DNS query name does not exist: 44.151.14.106.in-addr.arpa.

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 include:spf1.dm.aliyun.com -all
  • SPF Syntax: Passed
  • Deprecated Elements: Passed
  • IP Addresses:
  • Includes: spf1.dm.aliyun.com
  • DNS Lookups: 3
  • Void Lookups: Passed
  • Escaping Chars: Not Present
  • All Mechanism: -all

DKIM (DomainKeys Identified Mail)

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

DMARC

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