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DNS Report for telstra.com.au

Date Generated: 2024-09-02 15:32:12
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Nameservers

  • adns04.bigpond.com
    • IPv4: 203.50.248.6, 203.50.248.18
    • IPv6: 2001:8000:0:3100:9999::18
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • a28-66.akam.net
    • IPv4: 95.100.173.66
    • IPv6: 2600:1480:d800::42
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • a18-64.akam.net
    • IPv4: 95.101.36.64
    • IPv6: 2600:1480:4800::40
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • adns01.bigpond.com
    • IPv4: 203.50.248.15, 203.50.248.5
    • IPv6: 2001:8000:0:3100:9999::15
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • a2-65.akam.net
    • IPv4: 95.100.174.65
    • IPv6: 2600:1480:7000::41
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • a11-66.akam.net
    • IPv4: 84.53.139.66
    • IPv6: 2600:1480:1::42
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • a3-65.akam.net
    • IPv4: 96.7.49.65
    • IPv6: 2600:1408:1c::41
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • adns02.bigpond.com
    • IPv4: 203.50.248.6, 203.50.248.16
    • IPv6: 2001:8000:0:3100:9999::16
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • a1-185.akam.net
    • IPv4: 193.108.91.185
    • IPv6: 2600:1401:2::b9
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • adns03.bigpond.com
    • IPv4: 203.50.248.17, 203.50.248.5
    • IPv6: 2001:8000:0:3100:9999::17
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A

Nameserver Count - Note: 10 nameservers (recommended: 2-7)

Nameserver Queries

  • adns04.bigpond.com
    • Status: Responded
    • IP(s): 203.36.148.11, 203.36.190.11, 203.36.190.7, 203.36.148.7
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • a28-66.akam.net
    • Status: Responded
    • IP(s): 203.36.190.7, 203.36.190.11, 203.36.148.11, 203.36.148.7
    • TTL: 300 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • a18-64.akam.net
    • Status: Responded
    • IP(s): 203.36.148.7, 203.36.190.7, 203.36.148.11, 203.36.190.11
    • TTL: 300 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • adns01.bigpond.com
    • Status: Responded
    • IP(s): 203.36.190.7, 203.36.148.7, 203.36.148.11, 203.36.190.11
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • a2-65.akam.net
    • Status: Responded
    • IP(s): 203.36.190.11, 203.36.148.11, 203.36.148.7, 203.36.190.7
    • TTL: 300 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • a11-66.akam.net
    • Status: Responded
    • IP(s): 203.36.190.11, 203.36.148.11, 203.36.190.7, 203.36.148.7
    • TTL: 300 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • a3-65.akam.net
    • Status: Responded
    • IP(s): 203.36.190.7, 203.36.148.7, 203.36.148.11, 203.36.190.11
    • TTL: 300 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • adns02.bigpond.com
    • Status: Responded
    • IP(s): 203.36.190.7, 203.36.148.7, 203.36.148.11, 203.36.190.11
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • a1-185.akam.net
    • Status: Responded
    • IP(s): 203.36.148.7, 203.36.148.11, 203.36.190.11, 203.36.190.7
    • TTL: 300 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • adns03.bigpond.com
    • Status: Responded
    • IP(s): 203.36.148.7, 203.36.148.11, 203.36.190.11, 203.36.190.7
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)

SOA Records

adns04.bigpond.com
  • Serial: 2024082801
  • Refresh: 7200
  • Retry: 3600
  • Expire: 2419200
  • Minimum TTL: 900
a28-66.akam.net
  • Serial: 2024082801
  • Refresh: 7200
  • Retry: 3600
  • Expire: 2419200
  • Minimum TTL: 900
a18-64.akam.net
  • Serial: 2024082801
  • Refresh: 7200
  • Retry: 3600
  • Expire: 2419200
  • Minimum TTL: 900
adns01.bigpond.com
  • Serial: 2024082801
  • Refresh: 7200
  • Retry: 3600
  • Expire: 2419200
  • Minimum TTL: 900
a2-65.akam.net
  • Serial: 2024082801
  • Refresh: 7200
  • Retry: 3600
  • Expire: 2419200
  • Minimum TTL: 900
a11-66.akam.net
  • Serial: 2024082801
  • Refresh: 7200
  • Retry: 3600
  • Expire: 2419200
  • Minimum TTL: 900
a3-65.akam.net
  • Serial: 2024082801
  • Refresh: 7200
  • Retry: 3600
  • Expire: 2419200
  • Minimum TTL: 900
adns02.bigpond.com
  • Serial: 2024082801
  • Refresh: 7200
  • Retry: 3600
  • Expire: 2419200
  • Minimum TTL: 900
a1-185.akam.net
  • Serial: 2024082801
  • Refresh: 7200
  • Retry: 3600
  • Expire: 2419200
  • Minimum TTL: 900
adns03.bigpond.com
  • Serial: 2024082801
  • Refresh: 7200
  • Retry: 3600
  • Expire: 2419200
  • Minimum TTL: 900

Serial: 2024082801 - OK

REFRESH: 7200 - OK

RETRY: 3600 - OK

EXPIRE: 2419200 - OK

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

MX Records

adns04.bigpond.com
a28-66.akam.net
a18-64.akam.net
adns01.bigpond.com
a2-65.akam.net
a11-66.akam.net
a3-65.akam.net
adns02.bigpond.com
a1-185.akam.net
adns03.bigpond.com

MX Record Consistency - OK

MX Record Count - OK

Reverse MX A records (PTR)

  • 206.82.35.203.in-addr.arpa -> ipcno.tcif.telstra.com.au
  • 210.82.35.203.in-addr.arpa -> ipdno.tcif.telstra.com.au
  • 202.135.35.203.in-addr.arpa -> ipbvo.tcif.telstra.com.au
  • 206.135.35.203.in-addr.arpa -> ipcvo.tcif.telstra.com.au
  • 202.82.35.203.in-addr.arpa -> ipbno.tcif.telstra.com.au
  • 198.82.35.203.in-addr.arpa -> ipano.tcif.telstra.com.au
  • 210.135.35.203.in-addr.arpa -> ipdvo.tcif.telstra.com.au
  • 198.135.35.203.in-addr.arpa -> ipavo.tcif.telstra.com.au

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:_spf.telstra.com.au ~all
  • SPF Syntax: Passed
  • Deprecated Elements: Passed
  • IP Addresses:
  • Includes: _spf.telstra.com.au
  • 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

DMARC External Validation:
  • Valid external domains: rua.agari.com, ruf.agari.com
  • All external domains in your DMARC record are giving permission to send them DMARC reports.
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