Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
sdperio.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-06 11:38:35 UTC · ↺ Refresh
MX Hostnames
- sdperio-com.mail.protection.outlook.com
MX Priorities
- sdperio-com.mail.protection.outlook.com: 0
A / AAAA Records
- 35.215.70.76 ↩ 76.70.215.35.bc.googleusercontent.com
Mail Server IPs
- 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
finley.ns.cloudflare.com dns.cloudflare.com 2399378630 10000 2400 604800 1800
Primary NS (mname)
finley.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399378630
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
finley.ns.cloudflare.com
macy.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
✓ 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
1 record- SPFv=spf1 include:spf.protection.outlook.com -all
Full email verification for sdperio.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits