Domain Overview
DNS: ✓ just now
Checker: ✓ just now
kristofers.xyz
Disposable
✓ Yes
Unknown
⚠ Yes
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-06-01 20:56:53 UTC · ↺ Refresh
MX Hostnames
- mx1.simplelogin.co
- mx2.simplelogin.co
MX Priorities
- mx1.simplelogin.co: 10
- mx2.simplelogin.co: 20
A / AAAA Records
- 46.62.128.116 ↩ static.116.128.62.46.clients.your-server.de
Mail Server IPs
- 176.119.200.136 ↩ mx1.simplelogin.co
- 185.205.70.136 ↩ mx2.simplelogin.co
SOA Record
Raw SOA
dns1.registrar-servers.com hostmaster.registrar-servers.com 1772629242 43200 3600 604800 3601
Primary NS (mname)
dns1.registrar-servers.com
Admin Email (rname)
hostmaster@registrar-servers.com
Serial
1772629242
Refresh
43200s
Retry
3600s
Expire
604800s
Minimum TTL
3601s
Nameservers (NS)
dns1.registrar-servers.com
dns2.registrar-servers.com
SPF Record
✓ Strict (-all)
v=spf1 include:3np1lc2ws0wt6fa.spf.skiff.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
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
3 records- SPFv=spf1 include:3np1lc2ws0wt6fa.spf.skiff.com -all
- google-site-verification=-hobJeX3VJC8wzGOWe9lrZ7RzBHpXuKeODxNCwuh6-A
- SPFv=spf1 include:simplelogin.co ~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 kristofers.xyz
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits