sierracanyonschool.org

Valid Email Server
Domain Lookup › sierracanyonschool.org

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
sierracanyonschool.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-27 10:27:47 UTC · ↺ Refresh

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MX Hostnames

  • sierracanyonschool-org.mail.protection.outlook.com

MX Priorities

  • sierracanyonschool-org.mail.protection.outlook.com: 10

A / AAAA Records

  • 104.18.125.14 (no PTR)
  • 104.18.124.14 (no PTR)

Mail Server IPs

  • 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
  • 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
  • 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
  • 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com

SOA Record

Raw SOA ns27.domaincontrol.com dns.jomax.net 2026012304 28800 7200 604800 600
Primary NS (mname)
ns27.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026012304
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns28.domaincontrol.com
ns27.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:mailgun.org include:spf.zoho.com include:transmail.net ip4:76.79.177.65/28 ip4:173.196.202.94 -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1

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

All TXT Records

9 records
  • classroom-cloud-domain-verification=643740b5-1d2a-4630-9653-2b682cb1e3b7
  • ZOOM_verify_wJOrF5a-Smqtw2yWWo575A
  • google-site-verification=V9LuvzPsdrAOab8pGBae0YwmG_FZxi83a6K94VTOx7Y
  • google-site-verification=w1-Z7NskRnPfosGdyaCPqqbTxUvbMLYFD_DE4aL3HJU
  • SPFv=spf1 include:spf.protection.outlook.com include:mailgun.org include:spf.zoho.com include:transmail.net ip4:76.79.177.65/28 ip4:173.196.202.94 -all
  • autodesk-domain-verification=hG66yWSyuuWfINmFw2Nu
  • LECWGU5T9JLUVGX8E09M0HU7SAHMB0M896K3R1DVM
  • apple-domain-verification=v80UAR85K4mi9ieH
  • adobe-idp-site-verification=7eb88289cd5c36225d54fe5e864a8e2275a983d19cbfeef7ac76615bf1fe5116
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