knockknockstuff.com

Valid Email Server
Domain Lookup › knockknockstuff.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
knockknockstuff.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-20 12:26:42 UTC · ↺ Refresh

MX Hostnames

  • us-smtp-inbound-2.mimecast.com
  • us-smtp-inbound-1.mimecast.com

MX Priorities

  • us-smtp-inbound-1.mimecast.com: 10
  • us-smtp-inbound-2.mimecast.com: 10

A / AAAA Records

  • 23.227.38.32 ↩ myshopify.com
  • 2620:127:f00f:3:: (no PTR)

Mail Server IPs

  • 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com

SOA Record

Raw SOA ns1-05.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-05.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s

Nameservers (NS)

ns1-05.azure-dns.com
ns2-05.azure-dns.net
ns3-05.azure-dns.org
ns4-05.azure-dns.info

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_u.knockknockstuff.com._spf.dmarcla.com include:spf.protection.outlook.com ~all" ; "v=spf1 include:_u.knockknockstuff.com._spf.dmarcla.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=reject; adkim=r; aspf=r; pct=100; fo=0;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

8 records
  • MS=ms30032009
  • SPFv=spf1 include:_u.knockknockstuff.com._spf.dmarcla.com include:spf.protection.outlook.com ~all" ; "v=spf1 include:_u.knockknockstuff.com._spf.dmarcla.com include:spf.protection.outlook.com ~all
  • 0ed1fe018aa5d6a4a3d05c4a07bd1494b8c733bef9
  • klaviyo-site-verification=TPFLEL
  • facebook-domain-verification=a0ye5sdiw4fay7o85kyn8n5vmxj2di
  • klaviyo-site-verification=JwthKn
  • google-site-verification=RCKb763E1-X5L3bnom8vFB7lJDnkXSYz8UDBJcVWwrs
  • google-site-verification=K8ItnGQ3X_bRds2t42vYzivpsjJRgTp1U9lXNcdgQXQ
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