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DNS Report for mediacdn.vn

Date Generated: 2024-08-28 08:13:12
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Nameservers

  • ns6.synerfy.vn
    • IPv4: 169.62.159.228
    • IPv6: 2607:f0d0:2702:5c::7
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns7.synerfy.vn
    • IPv4: 123.30.51.246
    • IPv6: 2001:ee0:300:6::3
    • TTL (IPv4): 21 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns8.synerfy.vn
    • IPv4: 210.245.87.126
    • IPv6: 2405:4800:200:5007::126
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A

Nameserver Count - OK

Nameserver Queries

  • ns6.synerfy.vn
    • Status: Failed: The DNS response does not contain an answer to the question: mediacdn.vn. IN A
    • IP(s):
    • TTL: N/A seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • ns7.synerfy.vn
    • Status: Failed: The DNS response does not contain an answer to the question: mediacdn.vn. IN A
    • IP(s):
    • TTL: N/A seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • ns8.synerfy.vn
    • Status: Failed: The DNS response does not contain an answer to the question: mediacdn.vn. 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

ns6.synerfy.vn
  • Serial: 1716360323
  • Refresh: 3511
  • Retry: 600
  • Expire: 86400
  • Minimum TTL: 3600
ns7.synerfy.vn
  • Serial: 1716360323
  • Refresh: 3511
  • Retry: 600
  • Expire: 86400
  • Minimum TTL: 3600
ns8.synerfy.vn
  • Serial: 1716360323
  • Refresh: 3511
  • Retry: 600
  • Expire: 86400
  • Minimum TTL: 3600

Serial: 1716360323 - OK

REFRESH: 3511 - OK

RETRY: 600 - OK

EXPIRE: 86400 - OK

MINIMUM TTL: 3600 - OK

MX Records

ns6.synerfy.vn
ns7.synerfy.vn
ns8.synerfy.vn

MX Record Consistency - OK

MX Record Count - Warning: Only one MX record

Reverse MX A records (PTR)

  • 60.92.124.45.in-addr.arpa -> alert.vcmedia.vn

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: Failed

Multiple SPF Records: Passed

Errors:
  • No SPF record found

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:
  • No DMARC record found
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