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DNS Report for telstra.com

Date Generated: 2024-08-09 05:28:52
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Nameservers

  • 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
  • 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
  • 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
  • adns04.bigpond.com
    • IPv4: 203.50.248.18, 203.50.248.6
    • IPv6: 2001:8000:0:3100:9999::18
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • adns02.bigpond.com
    • IPv4: 203.50.248.16, 203.50.248.6
    • IPv6: 2001:8000:0:3100:9999::16
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • adns03.bigpond.com
    • IPv4: 203.50.248.5, 203.50.248.17
    • IPv6: 2001:8000:0:3100:9999::17
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • adns01.bigpond.com
    • IPv4: 203.50.248.5, 203.50.248.15
    • 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
  • 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

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

Nameserver Queries

  • a28-66.akam.net
    • Status: Responded
    • IP(s): 203.36.190.8, 203.36.148.8, 203.36.190.12, 203.36.148.12
    • 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): 203.36.190.8, 203.36.148.12, 203.36.190.12, 203.36.148.8
    • 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): 203.36.148.8, 203.36.190.8, 203.36.190.12, 203.36.148.12
    • TTL: 300 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • a1-185.akam.net
    • Status: Responded
    • IP(s): 203.36.190.8, 203.36.148.8, 203.36.148.12, 203.36.190.12
    • TTL: 300 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • adns04.bigpond.com
    • Status: Responded
    • IP(s): 203.36.148.8, 203.36.190.12, 203.36.190.8, 203.36.148.12
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • adns02.bigpond.com
    • Status: Responded
    • IP(s): 203.36.148.8, 203.36.190.12, 203.36.190.8, 203.36.148.12
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • adns03.bigpond.com
    • Status: Responded
    • IP(s): 203.36.190.12, 203.36.190.8, 203.36.148.12, 203.36.148.8
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • adns01.bigpond.com
    • Status: Responded
    • IP(s): 203.36.190.8, 203.36.148.12, 203.36.148.8, 203.36.190.12
    • 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): 203.36.190.8, 203.36.190.12, 203.36.148.8, 203.36.148.12
    • 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): 203.36.190.8, 203.36.148.8, 203.36.148.12, 203.36.190.12
    • TTL: 300 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)

SOA Records

a28-66.akam.net
  • Serial: 2024080901
  • Refresh: 1800
  • Retry: 1800
  • Expire: 7200000
  • Minimum TTL: 86400
a18-64.akam.net
  • Serial: 2024080901
  • Refresh: 1800
  • Retry: 1800
  • Expire: 7200000
  • Minimum TTL: 86400
a11-66.akam.net
  • Serial: 2024080901
  • Refresh: 1800
  • Retry: 1800
  • Expire: 7200000
  • Minimum TTL: 86400
a1-185.akam.net
  • Serial: 2024080901
  • Refresh: 1800
  • Retry: 1800
  • Expire: 7200000
  • Minimum TTL: 86400
adns04.bigpond.com
  • Serial: 2024080901
  • Refresh: 1800
  • Retry: 1800
  • Expire: 7200000
  • Minimum TTL: 86400
adns02.bigpond.com
  • Serial: 2024080901
  • Refresh: 1800
  • Retry: 1800
  • Expire: 7200000
  • Minimum TTL: 86400
adns03.bigpond.com
  • Serial: 2024080901
  • Refresh: 1800
  • Retry: 1800
  • Expire: 7200000
  • Minimum TTL: 86400
adns01.bigpond.com
  • Serial: 2024080901
  • Refresh: 1800
  • Retry: 1800
  • Expire: 7200000
  • Minimum TTL: 86400
a2-65.akam.net
  • Serial: 2024080701
  • Refresh: 1800
  • Retry: 1800
  • Expire: 7200000
  • Minimum TTL: 86400
a3-65.akam.net
  • Serial: 2024080901
  • Refresh: 1800
  • Retry: 1800
  • Expire: 7200000
  • Minimum TTL: 86400

Serial - Warning: Inconsistent across nameservers

REFRESH: 1800 - OK

RETRY: 1800 - OK

EXPIRE: 7200000 - OK

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

MX Records

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

MX Record Consistency - Warning: Inconsistencies found

MX Record Count - Warning: Only one MX record

Reverse MX A records (PTR)

  • 10.22.42.203.in-addr.arpa -> extmail.bigpond.com
  • 138.40.42.203.in-addr.arpa -> extmail.bigpond.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:bigpond.com include:_spf.telstra.com.au include:_spf.ssoneweb.telstra.com ~all
  • SPF Syntax: Passed
  • Deprecated Elements: Passed
  • IP Addresses:
  • Includes: bigpond.com, _spf.telstra.com.au, _spf.ssoneweb.telstra.com
  • DNS Lookups: 7
  • 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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