Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sebrealtors.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 17:56:14 UTC · ↺ Refresh
MX Hostnames
- sebrealtors-com.inbound.emailservice.co
- sebrealtors-com.inbound.emailservice.io
- sebrealtors-com.inbound.emailservice.cc
MX Priorities
- sebrealtors-com.inbound.emailservice.cc: 10
- sebrealtors-com.inbound.emailservice.co: 20
- sebrealtors-com.inbound.emailservice.io: 0
A / AAAA Records
- 20.25.91.29 (no PTR)
Mail Server IPs
- 52.44.33.109 ↩ ec2-52-44-33-109.compute-1.amazonaws.com
- 107.21.241.201 ↩ ec2-107-21-241-201.compute-1.amazonaws.com
- 54.211.15.143 ↩ ec2-54-211-15-143.compute-1.amazonaws.com
SOA Record
Raw SOA
ns3.monroehosting.com tfox.mytechexperts.com 2026030403 3600 1800 1209600 86400
Primary NS (mname)
ns3.monroehosting.com
Admin Email (rname)
tfox@mytechexperts.com
Serial
2026030403
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns3.monroehosting.com
ns1.monroehosting.com
ns2.monroehosting.com
ns4.monroehosting.com
ns6.monroehosting.com
ns5.monroehosting.com
SPF Record
✓ Strict (-all)
v=spf1 +include:spf.us.emailservice.io +include:clientemailspf.growthzoneapp.com +include:sendgrid.net +include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 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
1 record- SPFv=spf1 +include:spf.us.emailservice.io +include:clientemailspf.growthzoneapp.com +include:sendgrid.net +include:spf.protection.outlook.com -all
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 sebrealtors.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits