Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bit.institute
No
None
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 04:28:55 UTC · ↺ Refresh
MX Hostnames
No MX records found.
MX Priorities
No priority data.
A / AAAA Records
- 15.197.148.33 ↩ a2aa9ff50de748dbe.awsglobalaccelerator.com
- 3.33.130.190 ↩ a2aa9ff50de748dbe.awsglobalaccelerator.com
Mail Server IPs
No IPs resolved.
SOA Record
Raw SOA
ns57.domaincontrol.com dns.jomax.net 2025060902 28800 7200 604800 600
Primary NS (mname)
ns57.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025060902
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns58.domaincontrol.com
ns57.domaincontrol.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx include:_spf.google.com include:secureserver.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
google._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- facebook-domain-verification=8o9gx2tncc32ic4mw51fudktfphaig
- SPFv=spf1 a mx include:_spf.google.com include:secureserver.net ~all
- google-site-verification=2zFftjygGq5xL_eQBgyDlF6DLdndJkcYKH6FPa7HYOg
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 bit.institute
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits