Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sbkrealestate.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-17 18:35:17 UTC · ↺ Refresh
MX Hostnames
- eu-smtp-inbound-1.mimecast.com
- eu-smtp-inbound-2.mimecast.com
MX Priorities
- eu-smtp-inbound-2.mimecast.com: 10
- eu-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 172.67.158.46 (no PTR)
- 104.21.14.75 (no PTR)
- 2606:4700:3030::6815:e4b (no PTR)
- 2606:4700:3037::ac43:9e2e (no PTR)
Mail Server IPs
- 195.130.217.201 ↩ eu-smtp-inbound-1.mimecast.com
- 195.130.217.241 ↩ eu-smtp-inbound-2.mimecast.com
- 195.130.217.211 ↩ eu-smtp-inbound-1.mimecast.com
- 91.220.42.241 ↩ eu-smtp-inbound-1.mimecast.com
- 91.220.42.211 ↩ eu-smtp-inbound-1.mimecast.com
- 91.220.42.201 ↩ eu-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
aaron.ns.cloudflare.com dns.cloudflare.com 2399215795 10000 2400 604800 1800
Primary NS (mname)
aaron.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399215795
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
aaron.ns.cloudflare.com
amy.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:eu._netblocks.mimecast.com include:spf.zohomail360.com include:asp-spf1.yardi.com include:asp-spf2.yardi.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- docusign=79e3e67d-8a15-487c-92ef-f173ea3c37c7
- SPFv=spf1 include:spf.protection.outlook.com include:eu._netblocks.mimecast.com include:spf.zohomail360.com include:asp-spf1.yardi.com include:asp-spf2.yardi.com -all
- 0ed1fe018a2d4ec3b507234bcea17c21c35585ef52
- MS=ms40480600
- b4bbhmqui55mjmtoipugob0orv
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 sbkrealestate.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits