Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
whyd3tec.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-17 22:14:08 UTC · ↺ Refresh
MX Hostnames
- whyd3tec-com.mail.protection.outlook.com
MX Priorities
- whyd3tec-com.mail.protection.outlook.com: 10
A / AAAA Records
- 34.218.3.249 ↩ ec2-34-218-3-249.us-west-2.compute.amazonaws.com
- 34.211.79.181 ↩ ec2-34-211-79-181.us-west-2.compute.amazonaws.com
Mail Server IPs
- 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.194.0 ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.tierra.net hostmaster.tierra.net 2025121801 7200 1800 604800 28800
Primary NS (mname)
ns1.tierra.net
Admin Email (rname)
hostmaster@tierra.net
Serial
2025121801
Refresh
7200s
Retry
1800s
Expire
604800s
Minimum TTL
28800s
Nameservers (NS)
ns1.tierra.net
ns2.tierra.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; pct=100
✓ Reject — strongest protection
📋 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
2 records- SPFv=spf1 include:spf.protection.outlook.com -all
- google-site-verification=Ifr8PmaUj83-Nv_RJTCLLsS21uCl9yfnYQLKLLPjCpM
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