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DNS Report for fedex.com

Date Generated: 2024-08-04 08:32:53
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Nameservers

  • a8.dns.fedex.com
    • IPv4: 170.170.225.133
    • IPv6: 2620:1bc:1014:10ff::53:0
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • a5.dns.fedex.com
    • IPv4: 170.170.193.133
    • IPv6: 2620:1bc:101c:10ff::53:0
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • a6.dns.fedex.com
    • IPv4: 170.170.195.133
    • IPv6: 2620:1bc:101c:20ff::53:0
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • a10.dns.fedex.com
    • IPv4: 170.170.229.133
    • IPv6: 2620:1bc:1014:30ff::53:0
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns1-244.akam.net
    • IPv4: 193.108.91.244
    • IPv6: 2600:1401:2::f4
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns1-193.akam.net
    • IPv4: 193.108.91.193
    • IPv6: 2600:1401:2::c1
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • pdns2.cscdns.net
    • IPv4: 156.154.131.100
    • IPv6: 2610:a1:1023::100
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • a9.dns.fedex.com
    • IPv4: 170.170.227.133
    • IPv6: 2620:1bc:1014:20ff::53:0
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • pdns1.cscdns.net
    • IPv4: 156.154.130.100
    • IPv6: 2610:a1:1022::100
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • a7.dns.fedex.com
    • IPv4: 170.170.197.133
    • IPv6: 2620:1bc:101c:30ff::53:0
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A

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

Nameserver Queries

  • a8.dns.fedex.com
    • Status: Responded
    • IP(s): 204.135.8.155, 204.135.13.50, 204.135.13.175, 204.135.13.155, 204.135.8.175, 204.135.8.50
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • a5.dns.fedex.com
    • Status: Responded
    • IP(s): 204.135.8.175, 204.135.13.50, 204.135.8.50, 204.135.13.175, 204.135.13.155, 204.135.8.155
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • a6.dns.fedex.com
    • Status: Responded
    • IP(s): 204.135.8.155, 204.135.13.155, 204.135.13.50, 204.135.8.50, 204.135.13.175, 204.135.8.175
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • a10.dns.fedex.com
    • Status: Responded
    • IP(s): 204.135.13.155, 204.135.8.175, 204.135.8.155, 204.135.8.50, 204.135.13.50, 204.135.13.175
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • ns1-244.akam.net
    • Status: Responded
    • IP(s): 204.135.13.50, 204.135.8.175, 204.135.13.175, 204.135.8.50, 204.135.13.155, 204.135.8.155
    • TTL: 300 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • ns1-193.akam.net
    • Status: Responded
    • IP(s): 204.135.8.155, 204.135.8.50, 204.135.8.175, 204.135.13.175, 204.135.13.155, 204.135.13.50
    • TTL: 300 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • pdns2.cscdns.net
    • Status: Responded
    • IP(s): 204.135.8.175, 204.135.8.50, 204.135.8.155, 204.135.13.155, 204.135.13.50, 204.135.13.175
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • a9.dns.fedex.com
    • Status: Responded
    • IP(s): 204.135.13.50, 204.135.8.175, 204.135.8.50, 204.135.8.155, 204.135.13.175, 204.135.13.155
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • pdns1.cscdns.net
    • Status: Responded
    • IP(s): 204.135.13.50, 204.135.13.175, 204.135.8.175, 204.135.8.155, 204.135.8.50, 204.135.13.155
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • a7.dns.fedex.com
    • Status: Responded
    • IP(s): 204.135.8.50, 204.135.13.50, 204.135.13.155, 204.135.8.155, 204.135.8.175, 204.135.13.175
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)

SOA Records

a8.dns.fedex.com
  • Serial: 2024080301
  • Refresh: 3600
  • Retry: 1800
  • Expire: 2592000
  • Minimum TTL: 900
a5.dns.fedex.com
  • Serial: 2024080301
  • Refresh: 3600
  • Retry: 1800
  • Expire: 2592000
  • Minimum TTL: 900
a6.dns.fedex.com
  • Serial: 2024080301
  • Refresh: 3600
  • Retry: 1800
  • Expire: 2592000
  • Minimum TTL: 900
a10.dns.fedex.com
  • Serial: 2024080301
  • Refresh: 3600
  • Retry: 1800
  • Expire: 2592000
  • Minimum TTL: 900
ns1-244.akam.net
  • Serial: 2024080301
  • Refresh: 3600
  • Retry: 1800
  • Expire: 2592000
  • Minimum TTL: 900
ns1-193.akam.net
  • Serial: 2024080301
  • Refresh: 3600
  • Retry: 1800
  • Expire: 2592000
  • Minimum TTL: 900
pdns2.cscdns.net
  • Serial: 2024080301
  • Refresh: 3600
  • Retry: 1800
  • Expire: 2592000
  • Minimum TTL: 900
a9.dns.fedex.com
  • Serial: 2024080301
  • Refresh: 3600
  • Retry: 1800
  • Expire: 2592000
  • Minimum TTL: 900
pdns1.cscdns.net
  • Serial: 2024080301
  • Refresh: 3600
  • Retry: 1800
  • Expire: 2592000
  • Minimum TTL: 900
a7.dns.fedex.com
  • Serial: 2024080301
  • Refresh: 3600
  • Retry: 1800
  • Expire: 2592000
  • Minimum TTL: 900

Serial: 2024080301 - OK

REFRESH: 3600 - OK

RETRY: 1800 - OK

EXPIRE: 2592000 - OK

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

MX Records

a8.dns.fedex.com
a5.dns.fedex.com
a6.dns.fedex.com
a10.dns.fedex.com
ns1-244.akam.net
ns1-193.akam.net
pdns2.cscdns.net
a9.dns.fedex.com
pdns1.cscdns.net
a7.dns.fedex.com

MX Record Consistency - Warning: Inconsistencies found

MX Record Count - OK

Reverse MX A records (PTR)

  • 235.36.135.204.in-addr.arpa -> prh22035.prod.fedex.com
  • 9.167.220.205.in-addr.arpa -> mx0a-0002ee02.pphosted.com
  • 9.179.220.205.in-addr.arpa -> mx0b-0002ee02.pphosted.com
  • 227.36.135.204.in-addr.arpa -> prh22027.prod.fedex.com
  • 9.167.220.205.in-addr.arpa -> mx0a-0002ee02.pphosted.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 redirect=_spf.infosec.fedex.com
  • SPF Syntax: Failed
  • Deprecated Elements: Passed
  • IP Addresses:
  • Includes:
  • DNS Lookups: 0
  • Void Lookups: Passed
  • Escaping Chars: Not Present
  • All Mechanism: Not Present
Warnings:
  • SPF record doesn't contain an 'all' mechanism
Errors:
  • SPF record syntax is invalid

DKIM (DomainKeys Identified Mail)

  • DKIM Records Found: Yes
  • Selectors Found: mandrill
  • Selector 'mandrill':
    Record: v=DKIM1; k=rsa; s=email; t=s;
  • Valid Syntax: No
Warnings:
  • DKIM record for selector 'mandrill' may be incomplete

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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