Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
teknownow.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 16:54:42 UTC · ↺ Refresh
MX Hostnames
- teknownow-com.mail.protection.outlook.com
MX Priorities
- teknownow-com.mail.protection.outlook.com: 0
A / AAAA Records
- 162.159.134.42 (no PTR)
Mail Server IPs
- 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
- 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.teknownow.com support.tekzys.com 2023093002 10800 3600 604800 10800
Primary NS (mname)
ns1.teknownow.com
Admin Email (rname)
support@tekzys.com
Serial
2023093002
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns2.teknownow.com
ns1.teknownow.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ 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
4 records- google-site-verification=ZaY7toEsucoietUjPBERS6dmd4f1jQodpzq1tStg_UQ
- google-site-verification=r9Nknrpu_-7vFmPv2By-Of4LRacRzh_SrNwH0jgI4wc
- SPFv=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
- d365mktkey=yDxmxLlPh1GXrz7xbBYo8kxO71TWxKNOTHvQEtp9Iuwx
Full email verification for teknownow.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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