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DNS Report for norton.com

Date Generated: 2024-07-28 00:43:36
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Nameservers

  • udns2.ultradns.net
    • IPv4: 204.74.101.1
    • IPv6: 2610:a1:1014::d
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • udns1.ultradns.net
    • IPv4: 204.69.234.1
    • IPv6: 2001:502:f3ff::d
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A

Nameserver Count - OK

Nameserver Queries

  • udns2.ultradns.net
    • Status: Responded
    • IP(s): 40.69.201.11, 23.99.92.83
    • TTL: 28800 seconds
    • Recursive Queries: Allows recursive queries
    • TCP Connectivity: Allows TCP connections
  • udns1.ultradns.net
    • Status: Responded
    • IP(s): 23.99.92.83, 40.69.201.11
    • TTL: 28800 seconds
    • Recursive Queries: Allows recursive queries
    • TCP Connectivity: Allows TCP connections

SOA Records

udns2.ultradns.net
  • Serial: 2015036404
  • Refresh: 86400
  • Retry: 7200
  • Expire: 1209600
  • Minimum TTL: 86400
udns1.ultradns.net
  • Serial: 2015036404
  • Refresh: 86400
  • Retry: 7200
  • Expire: 1209600
  • Minimum TTL: 86400

Serial: 2015036404 - OK

REFRESH: 86400 - OK

RETRY: 7200 - OK

EXPIRE: 1209600 - OK

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

MX Records

udns2.ultradns.net
udns1.ultradns.net

MX Record Consistency - Warning: Inconsistencies found

MX Record Count - Warning: Only one MX record

Reverse MX A records (PTR)

  • 4.194.101.52.in-addr.arpa -> mail-ch4pr04cu00104.inbound.protection.outlook.com
  • 34.8.101.52.in-addr.arpa -> mail-dm2pr04cu00102.inbound.protection.outlook.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:norton.com._nspf.vali.email include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
  • SPF Syntax: Failed
  • Deprecated Elements: Passed
  • IP Addresses:
  • Includes: norton.com._nspf.vali.email, %{i}._ip.%{h}._ehlo.%{d}._spf.vali.email
  • DNS Lookups: 7
  • Void Lookups: Passed
  • Escaping Chars: Not Present
  • All Mechanism: ~all
Errors:
  • SPF record syntax is invalid

DKIM (DomainKeys Identified Mail)

  • DKIM Records Found: Yes
  • Selectors Found: selector1
  • Selector 'selector1':
    Record: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwM3AAwXEjBV1HeqVL5YEOiQqWvpJRlrHwbhjslnDvRAP7nVM+4VvsTnquq/lJr7l1wiNDS6lO1Jf46u9bN11D7byIj9dI6sXajiI3ph8CHW/fKNFTyKggFGnxL8EkgUjZVTYoTW8ts6RcKM5NZq8ICtmqv1yU/chvOOxIqu3I78638kxJd/KXLTiwt9E1x21+
  • Valid Syntax: Yes

DMARC

DMARC External Validation:
  • Valid external domains: vali.email
  • All external domains in your DMARC record are giving permission to send them DMARC reports.
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