Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tecdia.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 01:01:29 UTC · ↺ Refresh
MX Hostnames
- tecdia-com.mail.protection.outlook.com
MX Priorities
- tecdia-com.mail.protection.outlook.com: 5
A / AAAA Records
- 133.242.249.161 ↩ www4221.sakura.ne.jp
Mail Server IPs
- 52.101.124.0 ↩ mail-tycp286cu02600.inbound.protection.outlook.com
- 52.101.124.5 ↩ mail-tyvp286cu00305.inbound.protection.outlook.com
- 52.101.124.6 ↩ mail-tyvp286cu00206.inbound.protection.outlook.com
- 52.101.157.40 ↩ mail-os9p286cu00100.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::3 ↩ mail-tyvp286cu00203.inbound.protection.outlook.com
- 2a01:111:f403:cc1f::1 ↩ mail-os0p286cu01201.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::2 ↩ mail-tyvp286cu00302.inbound.protection.outlook.com
- 2a01:111:f403:cc1f:: ↩ mail-os9p286cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
b202.psi-japan.net tecdia.com 2025121601 86400 7200 604800 60
Primary NS (mname)
b202.psi-japan.net
Admin Email (rname)
tecdia@com
Serial
2025121601
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
60s
Nameservers (NS)
b204.psi-japan.net
b202.psi-japan.net
b203.psi-japan.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:sendersrv.com mx ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; pct=100; adkim=r; aspf=r
⚠ p=none — monitoring only, no enforcement
📋 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- google-site-verification=YrljwXqBI68l54WQsTWc9UkUcGWKmFV_ZcK5zDA-Jjw
- SPFv=spf1 include:spf.protection.outlook.com include:sendersrv.com mx ~all
Full email verification for tecdia.com
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