Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
safehorizon.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 03:06:50 UTC · ↺ Refresh
MX Hostnames
- safehorizon-org.mail.eo.outlook.com
MX Priorities
- safehorizon-org.mail.eo.outlook.com: 10
A / AAAA Records
- 104.196.5.114 ↩ 114.5.196.104.bc.googleusercontent.com
Mail Server IPs
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.stabletransit.com ipadmin.stabletransit.com 1773757279 3600 300 1814400 300
Primary NS (mname)
dns1.stabletransit.com
Admin Email (rname)
ipadmin@stabletransit.com
Serial
1773757279
Refresh
3600s
Retry
300s
Expire
1814400s
Minimum TTL
300s
Nameservers (NS)
dns2.stabletransit.com
dns1.stabletransit.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.safehorizon.org include:spf.protection.outlook.com include:aspmx.pardot.com include:_spf.soapboxengage.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; aspf=r; adkim=r; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
3 records- pardot844133=dabf0e8243b85f6866825e99a42045972bfafd75d75d254d9359583c44b3e0eb
- SPFv=spf1 include:spf.safehorizon.org include:spf.protection.outlook.com include:aspmx.pardot.com include:_spf.soapboxengage.com -all
- t9bbi81ovgdd6gi4rik4q3ffle
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for safehorizon.org
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits