Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
techguard.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 02:06:34 UTC · ↺ Refresh
MX Hostnames
- techguard-com.mail.protection.outlook.com
MX Priorities
- techguard-com.mail.protection.outlook.com: 0
A / AAAA Records
- 50.17.235.133 ↩ ec2-50-17-235-133.compute-1.amazonaws.com
Mail Server IPs
- 52.101.11.13 ↩ mail-sn1pr0501cu00205.inbound.protection.outlook.com
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
alexis.ns.cloudflare.com dns.cloudflare.com 2399261479 10000 2400 604800 1800
Primary NS (mname)
alexis.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399261479
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
cass.ns.cloudflare.com
alexis.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:infosecmail.net include:4945782.spf04.hubspotemail.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
8 records- atlassian-domain-verification=faUYPzU84Zf6AgbWX4Z4KI1nskwfXUhQvSffRPrHjF1pJH0SNa5QwtwHugW6MABP
- atlassian-sending-domain-verification=56422c52-58c2-4a67-a1ba-b67d2a0d0200
- dropbox-domain-verification=7gjmbl1yyhoh
- google-site-verification=Bbo6DfhEiQT24xYrEsYlkxRo1pTqegNNfMBu3v8Eumc
- SPFv=spf1 include:spf.protection.outlook.com include:infosecmail.net include:4945782.spf04.hubspotemail.net -all
- MS=ms39484098
- TXT @ ppe-a1a2a48b19872ea4e7f6
- apple-domain-verification=NJX2oJb3277UdkQ3
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