optivation.de

Valid Email Server
Domain Lookup › optivation.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
optivation.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 04:51:00 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

  • optivation-de.mail.protection.outlook.com: 0

A / AAAA Records

  • 217.160.0.234 ↩ 217-160-0-234.elastic-ssl.ui-r.com
  • 2001:8d8:100f:f000::229 ↩ 2001-08d8-100f-f000-0000-0000-0000-0229.elastic-ssl.ui-r.com

Mail Server IPs

  • 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
  • 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
  • 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
  • 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::c ↩ mail-as8pr05cu00304.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com

SOA Record

Raw SOA ns1112.ui-dns.org hostmaster.schlund.de 2017061236 28800 7200 604800 300
Primary NS (mname)
ns1112.ui-dns.org
Admin Email (rname)
hostmaster@schlund.de
Serial
2017061236
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1112.ui-dns.biz
ns1112.ui-dns.de
ns1112.ui-dns.org
ns1112.ui-dns.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:78.46.1.18 ip4:178.238.225.43 ip6:2a01:4f8:d0a:2675::2 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

3 records
  • MS=ms86533923
  • SPFv=spf1 ip4:78.46.1.18 ip4:178.238.225.43 ip6:2a01:4f8:d0a:2675::2 include:spf.protection.outlook.com -all
  • google-site-verification=9RuP9lf3JtBcCBSR1y61cQYd8zIalJo-iLypCsDw7es
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