Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mosaicms.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 00:59:18 UTC · ↺ Refresh
MX Hostnames
- mosaicms-com.mail.protection.outlook.com
MX Priorities
- mosaicms-com.mail.protection.outlook.com: 1
A / AAAA Records
- 104.26.1.244 (no PTR)
- 104.26.0.244 (no PTR)
- 172.67.68.136
- 2606:4700:20::ac43:4488
- 2606:4700:20::681a:f4
- 2606:4700:20::681a:1f4
Mail Server IPs
- 52.101.9.17 (no PTR)
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
kim.ns.cloudflare.com dns.cloudflare.com 2398877279 10000 2400 604800 1800
Primary NS (mname)
kim.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398877279
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
kim.ns.cloudflare.com
mark.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:50.173.9.118 ip4:104.237.4.101 ip4:50.173.52.33 include:mail.zendesk.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
dkim._domainkey
s1._domainkey
s2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- google-site-verification=OaW_JsYI9011TjmO5Wpam7ocvDjVs7nJpYhAlszvdXQ
- have-i-been-pwned-verification=43ee2390827d22e22c1aa1414f699cbc
- twilio-domain-verification=08148ce87a8a89aa39afbe0bc11affda
- SPFv=spf1 include:spf.protection.outlook.com ip4:50.173.9.118 ip4:104.237.4.101 ip4:50.173.52.33 include:mail.zendesk.com -all
- apple-domain-verification=5uhykbkIyy1jagg5
- google-site-verification=BhMoUP42tbcd6EQt-MpChh7PMMluJxMPQBddpd-gDhg
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