Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
colemancm.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 06:06:53 UTC · ↺ Refresh
MX Hostnames
- colemancm-com.mail.protection.outlook.com
MX Priorities
- colemancm-com.mail.protection.outlook.com: 0
A / AAAA Records
- 217.160.0.121 ↩ 217-160-0-121.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::22a ↩ 2001-08d8-100f-f000-0000-0000-0000-022a.elastic-ssl.ui-r.com
Mail Server IPs
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1109.ui-dns.com hostmaster.1and1.com 2016072613 28800 7200 604800 300
Primary NS (mname)
ns1109.ui-dns.com
Admin Email (rname)
hostmaster@1and1.com
Serial
2016072613
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1109.ui-dns.com
ns1109.ui-dns.org
ns1109.ui-dns.biz
ns1109.ui-dns.de
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
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 ~all
- MS=ms72247463
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