Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tellclass.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 23:22:57 UTC · ↺ Refresh
MX Hostnames
- mx2.privateemail.com
- mx1.privateemail.com
MX Priorities
- mx1.privateemail.com: 10
- mx2.privateemail.com: 10
A / AAAA Records
- 192.64.119.84 (no PTR)
- 46.62.145.47 ↩ static.47.145.62.46.clients.your-server.de
Mail Server IPs
- 162.255.118.7 ↩ mx1.privateemail.com
- 162.255.118.8 ↩ mx2.privateemail.com
SOA Record
Raw SOA
dns1.registrar-servers.com hostmaster.registrar-servers.com 1772982518 43200 3600 604800 3601
Primary NS (mname)
dns1.registrar-servers.com
Admin Email (rname)
hostmaster@registrar-servers.com
Serial
1772982518
Refresh
43200s
Retry
3600s
Expire
604800s
Minimum TTL
3601s
Nameservers (NS)
dns2.registrar-servers.com
dns1.registrar-servers.com
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:23.88.115.137 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
default._domainkey
mail._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- MS=ms99702824
- SPFv=spf1 a mx ip4:23.88.115.137 -all
- SPFv=spf1 include:spf.privateemail.com ~all
- brevo-code:49cddf01607f231960e9c267138d637d
- google-site-verification=W-b-j6kFlCzUmQ7vx13gn2RbIE1dI19cRG8pJNSwUcE
- google-site-verification=zlKI0MqnMP-eF2LVkh9ds6ZDY4Kh3W_ZeT-YySl1P-g
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 tellclass.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
Get 1,000 Free Credits