Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mind-builders.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 18:57:54 UTC · ↺ Refresh
MX Hostnames
- mindbuilders-org01b.mail.protection.outlook.com
MX Priorities
- mindbuilders-org01b.mail.protection.outlook.com: 0
A / AAAA Records
- 52.5.5.85 ↩ ec2-52-5-5-85.compute-1.amazonaws.com
Mail Server IPs
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 52.101.194.0 ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
SOA Record
Raw SOA
dns101.register.com root.register.com 125022812 10800 3600 604800 3600
Primary NS (mname)
dns101.register.com
Admin Email (rname)
root@register.com
Serial
125022812
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
dns101.register.com
dns102.register.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.salesforce.com include:spf.constantcontact.com include:spf.registeredsite.com ip4:72.3.187.237 -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 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
1 record- SPFv=spf1 include:spf.protection.outlook.com include:_spf.salesforce.com include:spf.constantcontact.com include:spf.registeredsite.com ip4:72.3.187.237 -all
Full email verification for mind-builders.org
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits