donges-steeltec.de

Valid Email Server
Domain Lookup › donges-steeltec.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
donges-steeltec.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-22 08:42:34 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • dongessteeltec-de01e.mail.protection.outlook.com

MX Priorities

  • dongessteeltec-de01e.mail.protection.outlook.com: 10

A / AAAA Records

  • 92.205.197.54 ↩ sh22930.ispgateway.de
  • 2a00:116a:10c:3e80:: ↩ sh22930.ispgateway.de

Mail Server IPs

  • 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
  • 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
  • 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
  • 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com

SOA Record

Raw SOA ns81.domaincontrol.com dns.jomax.net 2025112102 28800 7200 604800 600
Primary NS (mname)
ns81.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025112102
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns81.domaincontrol.com
ns82.domaincontrol.com

SPF Record

✓ Soft Fail (~all)
v=spf1 a mx ip4:62.153.81.128/28 ip4:62.153.81.136/28 include:spf.protection.outlook.com include:spfv4.sosafe.de include:spfv6.sosafe.de ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

7 records
  • HHRE0phhelNjTbbYnMx0QNJYpK0dSv6hPuxCKvhfFgLFiPR4Gk4f8Xnj4oDUXwmbli0vrxomVXABS+DJNjYc/Q==
  • facebook-domain-verification=1wxeaig3nt8srnq7qpsomah9p9ergj
  • facebook-domain-verification=1d8q2xbibxv5pag5p879aqfwugghxb
  • egm0mp59p1p7r8een61ng96l64
  • _globalsign-domain-verification=D1qKBy8Qt7WZaH7e4TFbO-9ofb4ILpqXICzoQ19BiF
  • aqrEjAPTVfYdfPdxzWKU6DH5q/Gl3ubTs6SsFQJ7WZM=
  • SPFv=spf1 a mx ip4:62.153.81.128/28 ip4:62.153.81.136/28 include:spf.protection.outlook.com include:spfv4.sosafe.de include:spfv6.sosafe.de ~all
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site · Customize →
See demo & docs
Deep verification
Full email verification for donges-steeltec.de

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits