Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sbiosd.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 02:54:13 UTC · ↺ Refresh
MX Hostnames
- sbiosd-com.mail.protection.outlook.com
MX Priorities
- sbiosd-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.21.48.162 (no PTR)
- 172.67.154.86 (no PTR)
- 2606:4700:3035::6815:30a2
- 2606:4700:3035::ac43:9a56
Mail Server IPs
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
SOA Record
Raw SOA
elliot.ns.cloudflare.com dns.cloudflare.com 2397887939 10000 2400 604800 1800
Primary NS (mname)
elliot.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397887939
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
elliot.ns.cloudflare.com
indie.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ 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: 392 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=t-3GyNcJAvSE5UFhyreS7o8G-zbL5EitHln1zK4Vw6E
- SPFv=spf1 include:spf.protection.outlook.com ~all
- 792j4borro2s7dthrrfcag67aa
- 9bmucimlroc4j31g61ka36bbg9
- MS=ms40145024
Full email verification for sbiosd.com
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