Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
coler.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 03:32:08 UTC · ↺ Refresh
MX Hostnames
- coler-de.mail.protection.outlook.com
MX Priorities
- coler-de.mail.protection.outlook.com: 10
A / AAAA Records
- 217.160.0.111 ↩ 217-160-0-111.elastic-ssl.ui-r.com
Mail Server IPs
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
SOA Record
Raw SOA
becky.ns.cloudflare.com dns.cloudflare.com 2397788204 10000 2400 604800 1800
Primary NS (mname)
becky.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397788204
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
kyree.ns.cloudflare.com
becky.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.emailsignatures365.com ip4:193.202.107.124 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; adkim=r; aspf=r; rf=afrf; ri=3600; sp=quarantine
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ 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- f73PJ/m15+GnAGw4NKtwaVuXRKMhyGWiSU4i69zDEZNA8PkAEIgvqJnKfmWJrGWUb176hQTU+deYRaJ7zUissA==
- google-site-verification=LN8HElKO_10B07FK9tmzbMeFZlFyhXPRXKIpPYHQ_28
- SPFv=spf1 include:spf.protection.outlook.com include:spf.emailsignatures365.com ip4:193.202.107.124 -all
- MS=ms92966751
- atlassian-domain-verification=PHjJAzKEHYp9FrotWQOl2qEb4M/NgGcIBFTafWrX4EMSJ8OwvkxOHbitEgZ9ApFM
- docusign=525d6aa3-2009-45c8-bc13-17a5cfed407e
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