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DNS Report for barclaysus.com

Date Generated: 2024-08-21 04:38:25
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Nameservers

  • a9-66.akam.net
    • IPv4: 184.85.248.66
    • IPv6: 2a02:26f0:117::42
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • a1-71.akam.net
    • IPv4: 193.108.91.71
    • IPv6: 2600:1401:2::47
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns7.barcap.com
    • IPv4: 141.228.129.129
    • IPv6: No IPv6 found
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): N/A seconds
    • Recursive: N/A
  • a12-64.akam.net
    • IPv4: 184.26.160.64
    • IPv6: 2600:1480:f000::40
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns2.barcap.com
    • IPv4: 141.228.196.129
    • IPv6: No IPv6 found
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): N/A seconds
    • Recursive: N/A
  • a11-67.akam.net
    • IPv4: 84.53.139.67
    • IPv6: 2600:1480:1::43
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns3.barcap.com
    • IPv4: 146.127.235.2
    • IPv6: No IPv6 found
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): N/A seconds
    • Recursive: N/A
  • a10-66.akam.net
    • IPv4: 96.7.50.66
    • IPv6: 2600:1480:d000::42
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • a18-65.akam.net
    • IPv4: 95.101.36.65
    • IPv6: 2600:1480:4800::41
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A

Nameserver Count - Note: 9 nameservers (recommended: 2-7)

Nameserver Queries

  • a9-66.akam.net
    • Status: Responded
    • IP(s): 23.62.174.2
    • TTL: 20 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • a1-71.akam.net
    • Status: Responded
    • IP(s): 23.62.174.2
    • TTL: 20 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • ns7.barcap.com
    • Status: Responded
    • IP(s): 23.208.246.161
    • TTL: 12 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • a12-64.akam.net
    • Status: Responded
    • IP(s): 23.62.174.2
    • TTL: 20 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • ns2.barcap.com
    • Status: Responded
    • IP(s): 23.194.3.100
    • TTL: 16 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • a11-67.akam.net
    • Status: Responded
    • IP(s): 23.62.174.2
    • TTL: 20 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • ns3.barcap.com
    • Status: Responded
    • IP(s): 23.63.104.236
    • TTL: 11 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • a10-66.akam.net
    • Status: Responded
    • IP(s): 23.62.174.2
    • TTL: 20 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • a18-65.akam.net
    • Status: Responded
    • IP(s): 23.62.174.2
    • TTL: 20 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)

SOA Records

a9-66.akam.net
  • Serial: 519
  • Refresh: 2400
  • Retry: 1200
  • Expire: 604800
  • Minimum TTL: 900
a1-71.akam.net
  • Serial: 519
  • Refresh: 2400
  • Retry: 1200
  • Expire: 604800
  • Minimum TTL: 900
ns7.barcap.com
  • Serial: 519
  • Refresh: 2400
  • Retry: 1200
  • Expire: 604800
  • Minimum TTL: 900
a12-64.akam.net
  • Serial: 519
  • Refresh: 2400
  • Retry: 1200
  • Expire: 604800
  • Minimum TTL: 900
ns2.barcap.com
  • Serial: 519
  • Refresh: 2400
  • Retry: 1200
  • Expire: 604800
  • Minimum TTL: 900
a11-67.akam.net
  • Serial: 519
  • Refresh: 2400
  • Retry: 1200
  • Expire: 604800
  • Minimum TTL: 900
ns3.barcap.com
  • Serial: 519
  • Refresh: 2400
  • Retry: 1200
  • Expire: 604800
  • Minimum TTL: 900
a10-66.akam.net
  • Serial: 519
  • Refresh: 2400
  • Retry: 1200
  • Expire: 604800
  • Minimum TTL: 900
a18-65.akam.net
  • Serial: 519
  • Refresh: 2400
  • Retry: 1200
  • Expire: 604800
  • Minimum TTL: 900

Serial: 519 - OK

REFRESH: 2400 - OK

RETRY: 1200 - OK

EXPIRE: 604800 - OK

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

MX Records

a9-66.akam.net
a1-71.akam.net
ns7.barcap.com
a12-64.akam.net
ns2.barcap.com
a11-67.akam.net
ns3.barcap.com
a10-66.akam.net
a18-65.akam.net

MX Record Consistency - Warning: Inconsistencies found

MX Record Count - OK

Reverse MX A records (PTR)

  • 193.230.245.195.in-addr.arpa -> mail563.messagelabs.com
  • 114.63.253.34.in-addr.arpa -> ec2-34-253-63-114.eu-west-1.compute.amazonaws.com
  • 209.142.158.85.in-addr.arpa -> mail727.messagelabs.com
  • 218.142.158.85.in-addr.arpa -> mail724.messagelabs.com
  • 73.231.245.195.in-addr.arpa -> mail566.messagelabs.com
  • 64.231.245.195.in-addr.arpa -> mail537.messagelabs.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:spf-00146204.pphosted.com include:spf.protection.outlook.com include:spf.messagelabs.com ip4:208.75.94.0/24 ip4:207.45.164.0/24 -all
  • SPF Syntax: Passed
  • Deprecated Elements: Passed
  • IP Addresses: 208.75.94.0/24, 207.45.164.0/24
  • Includes: spf-00146204.pphosted.com, spf.protection.outlook.com, spf.messagelabs.com
  • DNS Lookups: 6
  • 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: emaildefense.proofpoint.com, emaildefense.proofpoint.com
  • All external domains in your DMARC record are giving permission to send them DMARC reports.
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