fierthbauer.de

Valid Email Server
Domain Lookup › fierthbauer.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
fierthbauer.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-02 05:04:51 UTC · ↺ Refresh

MX Hostnames

  • mx02.hornetsecurity.com
  • mx01.hornetsecurity.com
  • mx03.hornetsecurity.com
  • mx04.hornetsecurity.com

MX Priorities

  • mx04.hornetsecurity.com: 40
  • mx01.hornetsecurity.com: 10
  • mx02.hornetsecurity.com: 20
  • mx03.hornetsecurity.com: 30

A / AAAA Records

  • 217.160.0.127 ↩ 217-160-0-127.elastic-ssl.ui-r.com
  • 2001:8d8:100f:f000::2c4 ↩ 2001-08d8-100f-f000-0000-0000-0000-02c4.elastic-ssl.ui-r.com

Mail Server IPs

  • 94.100.136.7 ↩ mx04.hornetsecurity.com
  • 94.100.132.8 ↩ mx01.hornetsecurity.com
  • 94.100.136.8 ↩ mx02.hornetsecurity.com
  • 94.100.134.8 ↩ mx03.hornetsecurity.com

SOA Record

Raw SOA ns1077.ui-dns.biz hostmaster.1und1.de 2017062190 28800 7200 604800 300
Primary NS (mname)
ns1077.ui-dns.biz
Admin Email (rname)
hostmaster@1und1.de
Serial
2017062190
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1077.ui-dns.biz
ns1077.ui-dns.org
ns1077.ui-dns.com
ns1077.ui-dns.de

SPF Record

✓ Soft Fail (~all)
v=spf1 mx ip4:185.40.117.34 ip4:217.160.241.155 include:_spf.perfora.net include:_spf.kundenserver.de include:spf.protection.outlook.com include:spf.hornetsecurity.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; pct=10
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 10% of failing messages only

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1

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

All TXT Records

6 records
  • brevo-code:17c4e7a913c3bd84a3f13b70a6d5b45b
  • SPFv=spf1 mx ip4:185.40.117.34 ip4:217.160.241.155 include:_spf.perfora.net include:_spf.kundenserver.de include:spf.protection.outlook.com include:spf.hornetsecurity.com ~all
  • MS=ms33823894
  • v=verifydomain MS=4447757
  • apple-domain-verification=TFGMDc9ERMiC1Yn7
  • fj4js5yptdz5whrzds3l8n5dscjrr24q
Full email verification for fierthbauer.de

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits