nestler-online.de

Valid Email Server
Domain Lookup › nestler-online.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
nestler-online.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-01 11:33:09 UTC · ↺ Refresh

MX Hostnames

  • mx01.hornetsecurity.com
  • mx02.hornetsecurity.com

MX Priorities

  • mx02.hornetsecurity.com: 20
  • mx01.hornetsecurity.com: 10

A / AAAA Records

  • 81.169.145.64 ↩ w00.rzone.de
  • 2a01:238:20a:202:1064:: ↩ w00.rzone.de

Mail Server IPs

  • 94.100.136.8 ↩ mx02.hornetsecurity.com
  • 94.100.132.8 ↩ mx01.hornetsecurity.com

SOA Record

Raw SOA shades07.rzone.de hostmaster.strato-rz.de 2020050980 86400 7200 604800 300
Primary NS (mname)
shades07.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020050980
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

docks14.rzone.de
shades07.rzone.de

SPF Record

✓ Strict (-all)
v=spf1 a:mail.nestler-online.de ip4:62.157.120.138 ip4:62.138.219.135 include:spf.protection.outlook.com include:spf.hornetsecurity.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none;pct=100;rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

5 records
  • SPFv=spf1 a:mail.nestler-online.de ip4:62.157.120.138 ip4:62.138.219.135 include:spf.protection.outlook.com include:spf.hornetsecurity.com -all
  • openai-domain-verification=dv-ZsxbXEqdpHmL7pfDziP9mVOc
  • google-site-verification=IhvLHgVtxd20SMli2eN20TeZFj_8_6Xrt3J9NEkrAgw
  • MS=ms86228304
  • MS=92868FD0FB8831BF1F27D78137D914B43F3EFEAF
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