Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
iesc.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 00:00:36 UTC · ↺ Refresh
MX Hostnames
- Iesc-com.mail.protection.outlook.com
MX Priorities
- iesc-com.mail.protection.outlook.com: 0
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 52.101.68.21 ↩ mail-db4pr02cu00205.inbound.protection.outlook.com
- 52.101.73.153 ↩ mail-as8pr05cu00401.inbound.protection.outlook.com
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.markmonitor.com jvanek.vaneklaw.com 2022100703 28800 7200 604800 86400
Primary NS (mname)
ns1.markmonitor.com
Admin Email (rname)
jvanek@vaneklaw.com
Serial
2022100703
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns2.markmonitor.com
ns1.markmonitor.com
ns3.markmonitor.com
ns4.markmonitor.com
ns6.markmonitor.com
ns5.markmonitor.com
ns7.markmonitor.com
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:192.138.162.55 include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ 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
2 records- spf2.0/pra,mfrom include:rhusaspf2.smtp.com ~all
- SPFv=spf1 mx ip4:192.138.162.55 include:spf.protection.outlook.com -all
Full email verification for iesc.com
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