Httpfy

DNS Report for us.gov

Date Generated: 2024-09-03 13:41:22

Nameservers

  • dns3.gsa.gov
    • IPv4: 13.248.144.182
    • IPv6: No IPv6 found
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): N/A seconds
    • Recursive: N/A
  • dns4.gsa.gov
    • IPv4: 13.248.149.147
    • IPv6: 2600:1f14:653:bb00:b24e:739c:b87d:8fee
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • dns2.gsa.gov
    • IPv4: 76.223.24.135
    • IPv6: No IPv6 found
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): N/A seconds
    • Recursive: N/A
  • dns.gsa.gov
    • IPv4: 13.248.142.184
    • IPv6: 2600:1f16:8f2:d500::4
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • dns5.gsa.gov
    • IPv4: 76.223.9.162
    • IPv6: No IPv6 found
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): N/A seconds
    • Recursive: N/A

Nameserver Count - OK

Nameserver Queries

  • dns3.gsa.gov
    • Status: Responded
    • IP(s): 23.22.13.113
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • dns4.gsa.gov
    • Status: Responded
    • IP(s): 23.22.13.113
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • dns2.gsa.gov
    • Status: Responded
    • IP(s): 23.22.13.113
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • dns.gsa.gov
    • Status: Responded
    • IP(s): 23.22.13.113
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • dns5.gsa.gov
    • Status: Responded
    • IP(s): 23.22.13.113
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)

SOA Records

dns3.gsa.gov
  • Serial: 744069592
  • Refresh: 3600
  • Retry: 180
  • Expire: 1209600
  • Minimum TTL: 3600
dns4.gsa.gov
  • Serial: 744069592
  • Refresh: 3600
  • Retry: 180
  • Expire: 1209600
  • Minimum TTL: 3600
dns2.gsa.gov
  • Serial: 744069592
  • Refresh: 3600
  • Retry: 180
  • Expire: 1209600
  • Minimum TTL: 3600
dns.gsa.gov
  • Serial: 744069592
  • Refresh: 3600
  • Retry: 180
  • Expire: 1209600
  • Minimum TTL: 3600
dns5.gsa.gov
  • Serial: 744069592
  • Refresh: 3600
  • Retry: 180
  • Expire: 1209600
  • Minimum TTL: 3600

Serial: 744069592 - OK

REFRESH: 3600 - OK

RETRY: 180 - OK

EXPIRE: 1209600 - OK

MINIMUM TTL: 3600 - OK

MX Records

dns3.gsa.gov

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

dns4.gsa.gov

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

dns2.gsa.gov

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

dns.gsa.gov

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

dns5.gsa.gov

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

MX Record Consistency - OK

MX Record Count - OK

Reverse MX A records (PTR)

No PTR records data available.

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

DNSSEC - OK

SPF (Sender Policy Framework)

SPF Record Published: Passed

Multiple SPF Records: Passed

SPF Record 1:
  • Record: v=spf1 -all
  • SPF Syntax: Passed
  • Deprecated Elements: Passed
  • IP Addresses:
  • Includes:
  • DNS Lookups: 1
  • 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: gsa.gov, dmarc.cyber.dhs.gov, gsa.gov
  • All external domains in your DMARC record are giving permission to send them DMARC reports.
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