Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cinnabar.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 00:04:29 UTC · ↺ Refresh
MX Hostnames
- cinnabar-com.mail.protection.outlook.com
MX Priorities
- cinnabar-com.mail.protection.outlook.com: 0
A / AAAA Records
- 192.252.148.254 (no PTR)
Mail Server IPs
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.server271.com hostmaster.cinnabar.com 1774396732 16384 2048 1048576 2560
Primary NS (mname)
ns1.server271.com
Admin Email (rname)
hostmaster@cinnabar.com
Serial
1774396732
Refresh
16384s
Retry
2048s
Expire
1048576s
Minimum TTL
2560s
Nameservers (NS)
ns2.server271.com
ns1.server271.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:server271.smtp-spf.sureserver.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- MS=ms16476341
- SPFv=spf1 include:spf.protection.outlook.com include:server271.smtp-spf.sureserver.com -all
- google-site-verification:z6nQ3NXzgJk0GWhFRn5ymNHOzOwiBwTAvLHrZpWd_ao
Full email verification for cinnabar.com
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