centras.de

Valid Email Server
Domain Lookup › centras.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
centras.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-31 21:55:22 UTC · ↺ Refresh

MX Hostnames

  • centras-de.mail.protection.outlook.com

MX Priorities

  • centras-de.mail.protection.outlook.com: 10

A / AAAA Records

  • 217.160.0.68 ↩ 217-160-0-68.elastic-ssl.ui-r.com
  • 2001:8d8:100f:f000::21f ↩ 2001-08d8-100f-f000-0000-0000-0000-021f.elastic-ssl.ui-r.com

Mail Server IPs

  • 52.101.185.13 ↩ mail-zrzp278cu00205.inbound.protection.outlook.com
  • 52.101.185.14 ↩ mail-zr1p278cu00206.inbound.protection.outlook.com
  • 52.101.187.1 ↩ mail-gvap278cu00301.inbound.protection.outlook.com
  • 52.101.185.12 ↩ mail-zrap278cu00304.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c::2 ↩ mail-zr1p278cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca3e::1 ↩ mail-gvap278cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c::1 ↩ mail-zrzp278cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c:: ↩ mail-zrap278cu00300.inbound.protection.outlook.com

SOA Record

Raw SOA ns1048.ui-dns.org hostmaster.1und1.com 2017060125 28800 7200 604800 600
Primary NS (mname)
ns1048.ui-dns.org
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060125
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns1105.ui-dns.com
ns1048.ui-dns.org
ns1098.ui-dns.biz
ns1106.ui-dns.de

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:_spf-eu.ionos.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate 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

3 records
  • google-site-verification=zWFqlzZax0ljyY6C6NuOkoz5tZi2AsQrVQAIsa1ssKc
  • SPFv=spf1 include:spf.protection.outlook.com include:_spf-eu.ionos.com ~all
  • MS=ms48916676
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