Domain Overview
DNS: ✓ 1d ago
Checker: ✓ 1d ago
ast.education
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-07-01 18:20:17 UTC · ↺ Refresh
MX Hostnames
- mail.ast.education
- mail.ast.education
MX Priorities
- mail.ast.education: 20
- mail.ast.education: 10
A / AAAA Records
- 54.147.119.178 ↩ ec2-54-147-119-178.compute-1.amazonaws.com
- 3.221.185.224 ↩ ec2-3-221-185-224.compute-1.amazonaws.com
- 54.84.32.55 ↩ ec2-54-84-32-55.compute-1.amazonaws.com
Mail Server IPs
- 54.190.241.221 ↩ mail.expertchoice.cl
SOA Record
Raw SOA
ns-1119.awsdns-11.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1119.awsdns-11.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-471.awsdns-58.com
ns-985.awsdns-59.net
ns-1119.awsdns-11.org
ns-2022.awsdns-60.co.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.mailjet.com include:servers.mcsv.net ?all
📊 DNS lookups: 2/10
? Neutral (?all) — no enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo 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
1 record- SPFv=spf1 include:spf.mailjet.com include:servers.mcsv.net ?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 · Customize →
See demo & docs
Deep verification
Full email verification for ast.education
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits