Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
i4cp.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 21:24:00 UTC · ↺ Refresh
MX Hostnames
- east.smtp.mx.o365.serverdata.net
MX Priorities
- east.smtp.mx.o365.serverdata.net: 10
A / AAAA Records
- 54.241.82.216 ↩ ec2-54-241-82-216.us-west-1.compute.amazonaws.com
- 54.176.63.19 ↩ ec2-54-176-63-19.us-west-1.compute.amazonaws.com
Mail Server IPs
- 64.78.25.118 ↩ east.smtp.mx.o365.serverdata.net
SOA Record
Raw SOA
ns-1421.awsdns-49.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1421.awsdns-49.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-238.awsdns-29.com
ns-628.awsdns-14.net
ns-1421.awsdns-49.org
ns-1914.awsdns-47.co.uk
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.intermedia.net include:amazonses.com include:cvent-planner.com include:sogosurveys.com include:_spf.salesforce.com include:22174435.spf07.hubspotemail.net include:spf.mandrillapp.com -all
📊 DNS lookups: 8/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=10; rua=mailto:[email protected]; adkim=r; aspf=r;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 10% of failing messages only
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ 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- SPFv=spf1 include:spf.protection.outlook.com include:spf.intermedia.net include:amazonses.com include:cvent-planner.com include:sogosurveys.com include:_spf.salesforce.com include:22174435.spf07.hubspotemail.net include:spf.mandrillapp.com -all
- apple-domain-verification=1tMOOI7heNKlrhXX
Full email verification for i4cp.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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