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DNS Report for amazon.sg

Date Generated: 2024-08-20 11:39:06
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Nameservers

  • ns1.amzndns.co.uk
    • IPv4: 156.154.67.10
    • IPv6: 2001:502:4612::10
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns2.amzndns.com
    • IPv4: 156.154.68.10
    • IPv6: 2610:a1:1016::10
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns2.amzndns.co.uk
    • IPv4: 204.74.120.1
    • IPv6: 2610:a1:32d1::53
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns1.amzndns.org
    • IPv4: 156.154.66.10
    • IPv6: 2610:a1:1015::10
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns1.amzndns.com
    • IPv4: 156.154.64.10
    • IPv6: 2001:502:f3ff::10
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns1.amzndns.net
    • IPv4: 156.154.65.10
    • IPv6: 2610:a1:1014::10
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns2.amzndns.net
    • IPv4: 156.154.69.10
    • IPv6: 2610:a1:1017::10
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns2.amzndns.org
    • IPv4: 156.154.150.1
    • IPv6: 2610:a1:31d1::53
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A

Nameserver Count - Note: 8 nameservers (recommended: 2-7)

Nameserver Queries

  • ns1.amzndns.co.uk
    • Status: Responded
    • IP(s): 15.197.251.41, 3.33.208.126
    • TTL: 60 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • ns2.amzndns.com
    • Status: Responded
    • IP(s): 15.197.251.41, 3.33.208.126
    • TTL: 60 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • ns2.amzndns.co.uk
    • Status: Responded
    • IP(s): 15.197.251.41, 3.33.208.126
    • TTL: 60 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • ns1.amzndns.org
    • Status: Responded
    • IP(s): 15.197.251.41, 3.33.208.126
    • TTL: 60 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • ns1.amzndns.com
    • Status: Responded
    • IP(s): 3.33.208.126, 15.197.251.41
    • TTL: 60 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • ns1.amzndns.net
    • Status: Responded
    • IP(s): 3.33.208.126, 15.197.251.41
    • TTL: 60 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • ns2.amzndns.net
    • Status: Responded
    • IP(s): 3.33.208.126, 15.197.251.41
    • TTL: 60 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • ns2.amzndns.org
    • Status: Responded
    • IP(s): 3.33.208.126, 15.197.251.41
    • TTL: 60 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)

SOA Records

ns1.amzndns.co.uk
  • Serial: 359
  • Refresh: 600
  • Retry: 300
  • Expire: 604800
  • Minimum TTL: 900
ns2.amzndns.com
  • Serial: 359
  • Refresh: 600
  • Retry: 300
  • Expire: 604800
  • Minimum TTL: 900
ns2.amzndns.co.uk
  • Serial: 359
  • Refresh: 600
  • Retry: 300
  • Expire: 604800
  • Minimum TTL: 900
ns1.amzndns.org
  • Serial: 359
  • Refresh: 600
  • Retry: 300
  • Expire: 604800
  • Minimum TTL: 900
ns1.amzndns.com
  • Serial: 359
  • Refresh: 600
  • Retry: 300
  • Expire: 604800
  • Minimum TTL: 900
ns1.amzndns.net
  • Serial: 359
  • Refresh: 600
  • Retry: 300
  • Expire: 604800
  • Minimum TTL: 900
ns2.amzndns.net
  • Serial: 359
  • Refresh: 600
  • Retry: 300
  • Expire: 604800
  • Minimum TTL: 900
ns2.amzndns.org
  • Serial: 359
  • Refresh: 600
  • Retry: 300
  • Expire: 604800
  • Minimum TTL: 900

Serial: 359 - OK

REFRESH: 600 - OK

RETRY: 300 - OK

EXPIRE: 604800 - OK

MINIMUM TTL: 900 - Note: Outside recommended range (1-3 hours)

MX Records

ns1.amzndns.co.uk
ns2.amzndns.com
ns2.amzndns.co.uk
ns1.amzndns.org
ns1.amzndns.com
ns1.amzndns.net
ns2.amzndns.net
ns2.amzndns.org

MX Record Consistency - OK

MX Record Count - Warning: Only one MX record

Reverse MX A records (PTR)

  • 41.24.231.44.in-addr.arpa -> smtp03.us-west-2.mail-perimeter.amazon.com

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:amazon.com -all
  • SPF Syntax: Passed
  • Deprecated Elements: Passed
  • IP Addresses:
  • Includes: amazon.com
  • DNS Lookups: 4
  • 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

  • Record: v=DMARC1;
  • Syntax: Valid
  • Policy: None
  • RUA (Aggregate Reports):
DMARC External Validation:
  • All external domains in your DMARC record are giving permission to send them DMARC reports.
Warnings:
  • Invalid policy: None
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