Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bestbrains.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-17 19:59:58 UTC · ↺ Refresh
MX Hostnames
- bestbrains-com.mail.protection.outlook.com
MX Priorities
- bestbrains-com.mail.protection.outlook.com: 0
A / AAAA Records
- 34.206.237.116 ↩ ec2-34-206-237-116.compute-1.amazonaws.com
Mail Server IPs
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
SOA Record
Raw SOA
cns519.hostgator.com root.cloud260.hostgator.com 2026022400 86400 7200 3600000 86400
Primary NS (mname)
cns519.hostgator.com
Admin Email (rname)
root@cloud260.hostgator.com
Serial
2026022400
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
cns519.hostgator.com
cns520.hostgator.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx a:spf.protection.outlook.com include:servers.mcsv.net include:transmail.net include:spf.protection.outlook.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate 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
✓ 6 found
selector1._domainkey
selector2._domainkey
default._domainkey
k1._domainkey
s1._domainkey
s2._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
3 records- google-site-verification=u1RfVnIaJBunErg0bB_c1isueLszEIHSdm7arkHKJyA
- SPFv=spf1 a mx a:spf.protection.outlook.com include:servers.mcsv.net include:transmail.net include:spf.protection.outlook.com ~all
- DKIMv=DKIM1;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDhkOo8s6fh9Byz1uy69tfQ6eUnzi/5P22EWccwI1PdmCpiyNwZcq3vOS2MHbVYB+ZY6wbBlAFym8EHbZY9OTlJ3+dzt8qTUNW5olkNVl4ecDv3XO2ML8q5sxQL+dwQU6UAQiDAAC/ZRWwiXHrSsr90pqH1Q0vhB7Kp6DHrWYJquQIDAQAB
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