Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
discovergranite.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 07:47:13 UTC · ↺ Refresh
MX Hostnames
- discovergranite-com.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 160.153.0.62
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns24.domaincontrol.com
ns23.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:67.202.78.100 ip4:67.202.78.102 ip4:67.202.78.105 ip4:67.202.78.123 ip4:50.31.21.205 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- google-site-verification=rGIpnaHUXWGtlKNY5enYsIeyYIRgy6O5202sr3QJrzM
- google-site-verification=_O_hu15A_eJpBaFFFjQcKZgvKcTJB4JK9xOu-8P0NcE
- ca3-428a6cb320374996a3b8597782c0ac17
- SPFv=spf1 ip4:67.202.78.100 ip4:67.202.78.102 ip4:67.202.78.105 ip4:67.202.78.123 ip4:50.31.21.205 include:spf.protection.outlook.com -all
- v=verifydomain MS=9064307
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 discovergranite.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits