Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
icx.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 20:54:26 UTC · ↺ Refresh
MX Hostnames
- icx-co.mail.protection.outlook.com
MX Priorities
- icx-co.mail.protection.outlook.com: 0
A / AAAA Records
- 104.20.17.172 (no PTR)
- 172.66.166.165 (no PTR)
- 2606:4700:10::ac42:a6a5
- 2606:4700:10::6814:11ac
Mail Server IPs
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
ariadne.ns.cloudflare.com dns.cloudflare.com 2398733827 10000 2400 604800 1800
Primary NS (mname)
ariadne.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398733827
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ariadne.ns.cloudflare.com
west.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:sendgrid.net include:1698038.spf08.hubspotemail.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; fo=1; pct=100; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 5 found
google._domainkey
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- google-site-verification=7rGKWbrEUsYjM2yAiTriQL1wSuD2PPJQusIrt88E22o
- SPFv=spf1 include:spf.protection.outlook.com include:sendgrid.net include:1698038.spf08.hubspotemail.net -all
- MS=ms61868080
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