esm-computer.de

Valid Email Server
Domain Lookup › esm-computer.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
esm-computer.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-02 08:06:00 UTC · ↺ Refresh

MX Hostnames

  • esmcomputer-de0i.mail.protection.outlook.com

MX Priorities

  • esmcomputer-de0i.mail.protection.outlook.com: 20

A / AAAA Records

  • 138.201.75.75 ↩ k69j53.meinserver.io

Mail Server IPs

  • 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
  • 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
  • 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
  • 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
  • 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com

SOA Record

Raw SOA shades19.rzone.de hostmaster.strato-rz.de 2024062880 86400 7200 604800 300
Primary NS (mname)
shades19.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2024062880
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

shades19.rzone.de
docks09.rzone.de

SPF Record

✓ Soft Fail (~all)
v=spf1 a mx ip4:138.201.75.75 ip6:fe80::5054:ff:feea:3fc9 a:mx10.rz.sicor-kdl.net include:spf.brevo.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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
  • SPFv=spf1 a mx ip4:138.201.75.75 ip6:fe80::5054:ff:feea:3fc9 a:mx10.rz.sicor-kdl.net include:spf.brevo.com include:spf.protection.outlook.com ~all
  • MS=ms75960581
  • klaviyo-site-verification=SRPNqR
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