Domain Overview
DNS: ✓ 7d ago
Checker: ✓ 7d ago
tuffstuff.co.za
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-08-04 06:14:48 UTC · ↺ Refresh
MX Hostnames
- za-smtp-inbound-1.mimecast.co.za
- za-smtp-inbound-2.mimecast.co.za
MX Priorities
- za-smtp-inbound-2.mimecast.co.za: 10
- za-smtp-inbound-1.mimecast.co.za: 10
A / AAAA Records
- 197.221.12.236 ↩ dedi136.cpt3.host-h.net
Mail Server IPs
- 41.74.197.201 ↩ za-smtp-inbound-1.mimecast.co.za
- 41.74.197.210 ↩ za-smtp-inbound-2.mimecast.co.za
- 41.74.193.210 ↩ za-smtp-inbound-2.mimecast.co.za
- 41.74.193.201 ↩ za-smtp-inbound-1.mimecast.co.za
SOA Record
Raw SOA
sam.ns.cloudflare.com dns.cloudflare.com 2408749487 10000 2400 604800 1800
Primary NS (mname)
sam.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2408749487
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
sam.ns.cloudflare.com
sue.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:za._netblocks.mimecast.com include:spf.protection.outlook.com include:sendgrid.net include:amazonses.com ip4:197.221.12.236 -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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- SPFv=spf1 include:za._netblocks.mimecast.com include:spf.protection.outlook.com include:sendgrid.net include:amazonses.com ip4:197.221.12.236 -all
- 0ed1fe018af6f7299718574961a6eaf4fa99357a55
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 tuffstuff.co.za
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits