Domain Overview
DNS: ✓ 18d ago
Checker: ✓ 18d ago
charlesharrison.dev
Disposable
✓ Yes
Unknown
⚠ Yes
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-22 23:18:43 UTC · ↺ Refresh
MX Hostnames
- mx1.simplelogin.co
- mx2.simplelogin.co
MX Priorities
- mx1.simplelogin.co: 10
- mx2.simplelogin.co: 20
A / AAAA Records
- 172.67.182.53 (no PTR)
- 104.21.83.221 (no PTR)
- 2606:4700:3034::ac43:b635 (no PTR)
- 2606:4700:3032::6815:53dd (no PTR)
Mail Server IPs
- 176.119.200.136 ↩ mx1.simplelogin.co
- 185.205.70.136 ↩ mx2.simplelogin.co
SOA Record
Raw SOA
luciana.ns.cloudflare.com dns.cloudflare.com 2402200450 10000 2400 604800 1800
Primary NS (mname)
luciana.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2402200450
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ruben.ns.cloudflare.com
luciana.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:simplelogin.co ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate 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
2 records- sl-verification=olcafyctslsogbkqecoffevfzmcaik
- 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 charlesharrison.dev
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits