Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
harco-ins.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 15:44:10 UTC · ↺ Refresh
MX Hostnames
- harcoins-com01c.mail.protection.outlook.com
MX Priorities
- harcoins-com01c.mail.protection.outlook.com: 10
A / AAAA Records
- 209.133.202.235 ↩ 209-133-202-235.static.hvvc.us
Mail Server IPs
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
betty.ns.cloudflare.com dns.cloudflare.com 2399388985 10000 2400 604800 1800
Primary NS (mname)
betty.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399388985
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
betty.ns.cloudflare.com
hans.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:u1436038.wl039.sendgrid.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
5 records- knowbe4-site-verification=24ad670109c7f1e44da4077e735d8a9a
- SPFv=spf1 include:spf.protection.outlook.com include:u1436038.wl039.sendgrid.net -all
- BBPC=082
- MS=ms78518971
- harco-ins.com
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