33threads.com

Valid Email Server
Domain Lookup › 33threads.com

Domain Overview

DNS: ✓ 1d ago Checker: ✓ 1d ago
33threads.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-07-01 15:44:09 UTC · ↺ Refresh

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MX Hostnames

  • 33threads-com.mail.protection.outlook.com

MX Priorities

  • 33threads-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 104.21.72.238 (no PTR)
  • 172.67.187.213 (no PTR)
  • 2606:4700:3032::6815:48ee
  • 2606:4700:3033::ac43:bbd5

Mail Server IPs

  • 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
  • 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
  • 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
  • 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
  • 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
  • 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com

SOA Record

Raw SOA jake.ns.cloudflare.com dns.cloudflare.com 2406710606 10000 2400 604800 1800
Primary NS (mname)
jake.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2406710606
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

jake.ns.cloudflare.com
lilyana.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:98.173.149.230 include:spf.protection.outlook.com include:klaviyomail.com include:spf.dotmailer.com include:20902210.spf08.hubspotemail.net include:sendgrid.net -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; adkim=s; aspf=s
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]

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

9 records
  • apple-domain-verification=eNS07SiuLhQHZDIs
  • atlassian-domain-verification=ShHfW9AmGregDK5SvFDAZBP/d2tYMet1mv3vY/lWZeMTiZCNtYolsN9/agKzrC00
  • klaviyo-site-verification=VTL4ep
  • px6zlkim8chLafKD7q/lPdhgI8giKpNlByNSEinmh7bpIIpCaFC85vRKATAMGkwsnFO8QrsWgeSWyZPRXrk4zw==
  • shopify-verification-code=C8kyywtY7RfLayt1QlVoujE4PksYRF
  • sophos-domain-verification=79eca36de1158e78a07051c146cc5cf97e72dbb8
  • stripe-verification=4b46026c95451bedc90dbd999c82c7feeb910677752c2631a04d58a930f525af
  • SPFv=spf1 ip4:98.173.149.230 include:spf.protection.outlook.com include:klaviyomail.com include:spf.dotmailer.com include:20902210.spf08.hubspotemail.net include:sendgrid.net -all
  • MS=ms78843953
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