Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
g-tekt.jp
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 13:36:41 UTC · ↺ Refresh
MX Hostnames
- gtekt-jp0c.mail.protection.outlook.com
MX Priorities
- gtekt-jp0c.mail.protection.outlook.com: 0
A / AAAA Records
- 20.37.99.33 (no PTR)
Mail Server IPs
- 52.101.157.10 ↩ mail-os0p286cu01302.inbound.protection.outlook.com
- 52.101.124.0 ↩ mail-tycp286cu02600.inbound.protection.outlook.com
- 52.101.157.40 ↩ mail-os9p286cu00100.inbound.protection.outlook.com
- 52.101.157.11 ↩ mail-os0p286cu01203.inbound.protection.outlook.com
- 2a01:111:f403:cc24:: ↩ mail-os0p286cu01300.inbound.protection.outlook.com
- 2a01:111:f403:cc1f:: ↩ mail-os9p286cu00100.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::2 ↩ mail-tyvp286cu00302.inbound.protection.outlook.com
- 2a01:111:f403:cc1a:: ↩ mail-tycp286cu02600.inbound.protection.outlook.com
SOA Record
Raw SOA
ns000.d-53.net dns-managers.iij.ad.jp 333 3600 600 604800 900
Primary NS (mname)
ns000.d-53.net
Admin Email (rname)
dns-managers@iij.ad.jp
Serial
333
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
900s
Nameservers (NS)
ns002-b5pjmdahhap4cdhp.b.d-53.info
ns002-b5pjmdahhap4cdhp.b.d-53.jp
ns002-b5pjmdahhap4cdhp.b.d-53.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:spf.mta.hdems.com +ip4:210.227.71.112/28 +ip4:218.251.52.209/32 +ip4:59.106.217.215/32 +ip4:20.191.191.161 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]; adkim=r; aspf=r;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
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 include:spf.mta.hdems.com +ip4:210.227.71.112/28 +ip4:218.251.52.209/32 +ip4:59.106.217.215/32 +ip4:20.191.191.161 ~all
- MS=ms78665430
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