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DNS Report for nbcuas.com

Date Generated: 2024-08-15 14:46:26
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Nameservers

  • ns-1428.awsdns-50.org
    • IPv4: 205.251.197.148
    • IPv6: 2600:9000:5305:9400::1
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns-1634.awsdns-12.co.uk
    • IPv4: 205.251.198.98
    • IPv6: 2600:9000:5306:6200::1
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns-402.awsdns-50.com
    • IPv4: 205.251.193.146
    • IPv6: 2600:9000:5301:9200::1
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns-899.awsdns-48.net
    • IPv4: 205.251.195.131
    • IPv6: 2600:9000:5303:8300::1
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A

Nameserver Count - OK

Nameserver Queries

  • ns-1428.awsdns-50.org
    • Status: Responded
    • IP(s): 127.0.0.1
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • ns-1634.awsdns-12.co.uk
    • Status: Responded
    • IP(s): 127.0.0.1
    • TTL: 300 seconds
    • Recursive Queries: Allows recursive queries
    • TCP Connectivity: Allows TCP connections
  • ns-402.awsdns-50.com
    • Status: Responded
    • IP(s): 127.0.0.1
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • ns-899.awsdns-48.net
    • Status: Responded
    • IP(s): 127.0.0.1
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)

SOA Records

ns-1428.awsdns-50.org
  • Serial: 1
  • Refresh: 7200
  • Retry: 900
  • Expire: 1209600
  • Minimum TTL: 86400
ns-1634.awsdns-12.co.uk
  • Serial: 1
  • Refresh: 7200
  • Retry: 900
  • Expire: 1209600
  • Minimum TTL: 86400
ns-402.awsdns-50.com
  • Serial: 1
  • Refresh: 7200
  • Retry: 900
  • Expire: 1209600
  • Minimum TTL: 86400
ns-899.awsdns-48.net
  • Serial: 1
  • Refresh: 7200
  • Retry: 900
  • Expire: 1209600
  • Minimum TTL: 86400

Serial: 1 - OK

REFRESH: 7200 - OK

RETRY: 900 - OK

EXPIRE: 1209600 - OK

MINIMUM TTL: 86400 - Note: Outside recommended range (1-3 hours)

MX Records

ns-1428.awsdns-50.org

Error: The DNS response does not contain an answer to the question: nbcuas.com. IN MX

ns-1634.awsdns-12.co.uk

Error: The DNS response does not contain an answer to the question: nbcuas.com. IN MX

ns-402.awsdns-50.com

Error: The DNS response does not contain an answer to the question: nbcuas.com. IN MX

ns-899.awsdns-48.net

Error: The DNS response does not contain an answer to the question: nbcuas.com. IN MX

MX Record Consistency - OK

MX Record Count - OK

Reverse MX A records (PTR)

No PTR records data available.

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 TXT records 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:
  • DMARC record does not exist
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