Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
teckro.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 17:33:44 UTC · ↺ Refresh
MX Hostnames
- teckro-com.mail.protection.outlook.com
MX Priorities
- teckro-com.mail.protection.outlook.com: 0
A / AAAA Records
- 76.76.21.21 (no PTR)
Mail Server IPs
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
- 52.101.68.21 ↩ mail-db4pr02cu00205.inbound.protection.outlook.com
- 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
- 2a01:111:f403:ca09::7 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
- 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
brianna.ns.cloudflare.com dns.cloudflare.com 2399144029 10000 2400 604800 1800
Primary NS (mname)
brianna.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399144029
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
brianna.ns.cloudflare.com
hans.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:amazonses.com include:6553362.spf07.hubspotemail.net include:_spf.salesforce.com include:_spf.sendergen.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; aspf=r; adkim=r;
✓ 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
15 records- canva-site-verification=h9qnv2HPMWpYaufgVY-77A
- cloudflare_dashboard_sso=c6c77dd0845840308b00a2d506ba7c37
- docusign=22ba454b-15fb-4a0d-9c38-1ef213b22ec9
- google-site-verification=0MDcTXyQ-O02RWDtDGjmmAQdbsABx_ZsxGgaJLjG7UU
- google-site-verification=HKWEhjKL7iLV0Er0Z7rVAGK5ZIBNumpHYVLvWzc2gFY
- google-site-verification=UrAHQZW3mF8m3NQBFi1Gne1V61T6811mkU95ihCkqn8
- jetbrains-domain-verification=b0kegxjpu2wbbd28gxk3zr4eu
- miro-verification=f11fe02dada2b5a48a26a09127a2ebc522a512ae
- nitro-verification-code=Nzk5NDMzMDk0OTkzNTUwNDM3NA==
- pendo-domain-verification=0VMwDDstsEz-7kQ1fG7VPq-KoCY
- SPFv=spf1 include:spf.protection.outlook.com include:amazonses.com include:6553362.spf07.hubspotemail.net include:_spf.salesforce.com include:_spf.sendergen.com -all
- v=verifydomain MS=9282876
- Foxit-domain-verification=9259d9072ce01f0819c33debf78e359c
- apple-domain-verification=M0RQgDeTTqCRJeFc
- atlassian-domain-verification=idqFLgc9pQBadnoljRe8l/Vli/lOO65SUSFL2TfLyyHae4hsDbO8HpdsZJdhnffS
Full email verification for teckro.com
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