Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hbtech.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 08:10:07 UTC · ↺ Refresh
MX Hostnames
- hbtech-com.mail.protection.outlook.com
MX Priorities
- hbtech-com.mail.protection.outlook.com: 10
A / AAAA Records
- 104.21.96.148 (no PTR)
- 172.67.182.214 (no PTR)
- 2606:4700:3034::ac43:b6d6
- 2606:4700:3033::6815:6094
Mail Server IPs
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
SOA Record
Raw SOA
magnolia.ns.cloudflare.com dns.cloudflare.com 2398766302 10000 2400 604800 1800
Primary NS (mname)
magnolia.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398766302
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
magnolia.ns.cloudflare.com
marvin.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:40.76.38.123 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; adkim=r; aspf=r; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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- SPFv=spf1 include:spf.protection.outlook.com ip4:40.76.38.123 -all
- google-site-verification=dDY8THeb94JzVGOUCm8f9WB4ovLe1ZsePH8_e4vr64c
- google-site-verification=kNSSaVhV5xvyK5shDrtQ4GNtg-mIVk8M2dawt6K8w0c
- knowbe4-site-verification=417bce878ef4efbdc122ed58ff33fa9a
- perplexity-ai-domain-verification-sjz22y=jDzFf84IwItbTml9XC78TNFIk
Full email verification for hbtech.com
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