steiger-stiftung.de

Valid Email Server
Domain Lookup › steiger-stiftung.de
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
steiger-stiftung.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-04 14:25:39 UTC · ↺ Refresh

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MX Hostnames

  • steigerstiftung-de01i.mail.protection.outlook.com

MX Priorities

  • steigerstiftung-de01i.mail.protection.outlook.com: 0

A / AAAA Records

  • 148.251.31.227 ↩ k21z78.meinserver.io

Mail Server IPs

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

SOA Record

Raw SOA root-dns.netcup.net dnsadmin.netcup.net 2026062212 8800 7200 9700 300
Primary NS (mname)
root-dns.netcup.net
Admin Email (rname)
dnsadmin@netcup.net
Serial
2026062212
Refresh
8800s
Retry
7200s
Expire
9700s
Minimum TTL
300s

Nameservers (NS)

root-dns.netcup.net
second-dns.netcup.net
third-dns.netcup.net

SPF Record

✓ Soft Fail (~all)
v=spf1 mx a a:mail2.steiger-stiftung.de include:spf.protection.outlook.com include:spf.sendinblue.com ip4:45.144.187.21 ip4:80.158.33.241 include:csa.wwwserver.net ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail

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

All TXT Records

3 records
  • domainVerification=55bc2cf9-5341-46bd-9117-eafbf709b88e
  • SPFv=spf1 mx a a:mail2.steiger-stiftung.de include:spf.protection.outlook.com include:spf.sendinblue.com ip4:45.144.187.21 ip4:80.158.33.241 include:csa.wwwserver.net ~all
  • sendinblue-code:77e512fe5ac44a7ad34b505b9e82d63b
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