fbr-gmbh.de

Valid Email Server
Domain Lookup › fbr-gmbh.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
fbr-gmbh.de
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-27 10:26:34 UTC · ↺ Refresh

MX Hostnames

  • aspmx.l.google.com
  • alt1.aspmx.l.google.com
  • alt4.aspmx.l.google.com
  • alt3.aspmx.l.google.com
  • alt2.aspmx.l.google.com

MX Priorities

  • alt2.aspmx.l.google.com: 5
  • alt4.aspmx.l.google.com: 10
  • alt3.aspmx.l.google.com: 10
  • alt1.aspmx.l.google.com: 5
  • aspmx.l.google.com: 1

A / AAAA Records

  • 217.160.0.234
  • 2001:8d8:100f:f000::200

Mail Server IPs

  • 172.253.116.27 ↩ dj-in-f27.1e100.net
  • 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
  • 173.194.76.27 ↩ ws-in-f27.1e100.net
  • 2a00:1450:400c:c00::1b ↩ ws-in-f27.1e100.net
  • 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
  • 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
  • 108.177.123.27 ↩ lcscld-in-f27.1e100.net
  • 2800:3f0:4003:c0f::1b (no PTR)
  • 142.250.31.27 ↩ bj-in-f27.1e100.net
  • 2607:f8b0:4004:c19::1a ↩ bk-in-f26.1e100.net

SOA Record

Raw SOA ns1041.ui-dns.biz hostmaster.1und1.com 2017060130 28800 7200 604800 600
Primary NS (mname)
ns1041.ui-dns.biz
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060130
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns1112.ui-dns.org
ns1041.ui-dns.biz
ns1124.ui-dns.com
ns1071.ui-dns.de

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.google.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 1 found
google._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google

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

All TXT Records

3 records
  • google-site-verification=uPk9U3ualxnFX32stcvpU43shkyiQ_h05mU3yNbvXiA
  • google-site-verification=wBy9r9rkc_C0qo8IKflRyQ0OOKpAT-nMyUd2hIlhedc
  • SPFv=spf1 include:_spf.google.com ~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
See demo & docs
Deep verification
Full email verification for fbr-gmbh.de

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

No credit card required
Get 1,000 Free Credits