centrias-colocation.de

Valid Email Server
Domain Lookup › centrias-colocation.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
centrias-colocation.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-03 11:24:47 UTC · ↺ Refresh

MX Hostnames

  • centriascolocation-de02b.mail.protection.outlook.com

MX Priorities

  • centriascolocation-de02b.mail.protection.outlook.com: 0

A / AAAA Records

  • 108.138.128.22 ↩ server-108-138-128-22.jfk50.r.cloudfront.net
  • 108.138.128.69 ↩ server-108-138-128-69.jfk50.r.cloudfront.net
  • 108.138.128.88
  • 108.138.128.74

Mail Server IPs

  • 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
  • 52.101.68.10 ↩ mail-dbbpr03cu00102.inbound.protection.outlook.com
  • 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
  • 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com

SOA Record

Raw SOA ns-1206.awsdns-22.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1206.awsdns-22.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-1565.awsdns-03.co.uk
ns-20.awsdns-02.com
ns-926.awsdns-51.net
ns-1206.awsdns-22.org

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No 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

1 record
  • SPFv=spf1 include:spf.protection.outlook.com -all
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