Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lsderm.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 04:55:03 UTC · ↺ Refresh
MX Hostnames
- lsderm-com.mail.protection.outlook.com
MX Priorities
- lsderm-com.mail.protection.outlook.com: 10
A / AAAA Records
- 54.84.101.21 ↩ ec2-54-84-101-21.compute-1.amazonaws.com
Mail Server IPs
- 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
SOA Record
Raw SOA
frank.ns.cloudflare.com dns.cloudflare.com 2399531778 10000 2400 604800 1800
Primary NS (mname)
frank.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399531778
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
frank.ns.cloudflare.com
maria.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- google-site-verification=KPMSa3Kqm_dE8KndZM1_hCfLqhjHkSFaOyo5lY2wRtY
- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=ms36878875
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