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DNS Report for mac.com

Date Generated: 2024-08-28 01:06:52
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Nameservers

  • b.ns.apple.com
    • IPv4: 17.253.207.1
    • IPv6: 2620:149:ae7::53
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • a.ns.apple.com
    • IPv4: 17.253.200.1
    • IPv6: 2620:149:ae0::53
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • c.ns.apple.com
    • IPv4: 204.19.119.1
    • IPv6: 2620:171:800:714::1
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • d.ns.apple.com
    • IPv4: 204.26.57.1
    • IPv6: 2620:171:801:714::1
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A

Nameserver Count - OK

Nameserver Queries

  • b.ns.apple.com
    • Status: Responded
    • IP(s): 17.253.142.4
    • TTL: 7300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • a.ns.apple.com
    • Status: Responded
    • IP(s): 17.253.142.4
    • TTL: 7300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • c.ns.apple.com
    • Status: Responded
    • IP(s): 17.253.142.4
    • TTL: 7300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • d.ns.apple.com
    • Status: Responded
    • IP(s): 17.253.142.4
    • TTL: 7300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)

SOA Records

b.ns.apple.com
  • Serial: 2010073886
  • Refresh: 1800
  • Retry: 600
  • Expire: 1209600
  • Minimum TTL: 7200
a.ns.apple.com
  • Serial: 2010073886
  • Refresh: 1800
  • Retry: 600
  • Expire: 1209600
  • Minimum TTL: 7200
c.ns.apple.com
  • Serial: 2010073886
  • Refresh: 1800
  • Retry: 600
  • Expire: 1209600
  • Minimum TTL: 7200
d.ns.apple.com
  • Serial: 2010073886
  • Refresh: 1800
  • Retry: 600
  • Expire: 1209600
  • Minimum TTL: 7200

Serial: 2010073886 - OK

REFRESH: 1800 - OK

RETRY: 600 - OK

EXPIRE: 1209600 - OK

MINIMUM TTL: 7200 - OK

MX Records

b.ns.apple.com
a.ns.apple.com
c.ns.apple.com
d.ns.apple.com

MX Record Consistency - Warning: Inconsistencies found

MX Record Count - OK

Reverse MX A records (PTR)

  • 62.251.42.17.in-addr.arpa -> mx02.mail.icloud.com
  • 62.251.42.17.in-addr.arpa -> mx02.mail.icloud.com
  • 30.156.57.17.in-addr.arpa -> mx01.mail.icloud.com
  • 30.156.57.17.in-addr.arpa -> mx02.mail.icloud.com
  • 62.251.42.17.in-addr.arpa -> mx02.mail.icloud.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 ip4:17.58.0.0/16 ip4:17.57.155.0/24 ip4:17.57.156.0/24 ip4:144.178.36.0/24 ip4:144.178.38.0/24 ip4:112.19.199.64/29 ip4:112.19.242.64/29 ip4:222.73.195.64/29 ip4:157.255.1.64/29 ip4:106.39.212.64/29 ip4:123.126.78.64/29 ip4:183.240.219.64/29
  • SPF Syntax: Passed
  • Deprecated Elements: Passed
  • IP Addresses: 17.58.0.0/16, 17.57.155.0/24, 17.57.156.0/24, 144.178.36.0/24, 144.178.38.0/24, 112.19.199.64/29, 112.19.242.64/29, 222.73.195.64/29, 157.255.1.64/29, 106.39.212.64/29, 123.126.78.64/29, 183.240.219.64/29
  • Includes:
  • DNS Lookups: 0
  • Void Lookups: Passed
  • Escaping Chars: Not Present
  • All Mechanism: Not Present
Warnings:
  • SPF record doesn't contain an 'all' mechanism

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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