Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bzm-markdorf.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 22:35:02 UTC · ↺ Refresh
MX Hostnames
- fallback.teledata-fn.de
- fallback.ffm.teledata-fn.de
- mx1.teledata-fn.de
- mx0.teledata-fn.de
MX Priorities
- mx1.teledata-fn.de: 10
- mx0.teledata-fn.de: 10
- fallback.ffm.teledata-fn.de: 30
- fallback.teledata-fn.de: 20
A / AAAA Records
- 35.158.169.233 ↩ bielefeld.jweiland.cloud
- 2a05:d014:14f:aa0e:5cd6:1c11:7e61:3d9c ↩ bielefeld.jweiland.cloud
Mail Server IPs
- 217.24.194.61 ↩ mx1.teledata-fn.de
- 2a02:590:1:1::61 ↩ mx1.teledata-fn.de
- 212.62.194.63 ↩ mx0.teledata-fn.de
- 2a02:590:1:3::63 ↩ mx0.teledata-fn.de
- 82.98.106.76 ↩ fallback.ffm.teledata-fn.de
- 217.24.194.18 ↩ fallback.teledata-fn.de
- 2a02:590:1:1::18 ↩ fallback.teledata-fn.de
SOA Record
Raw SOA
auth02.ns.td-fn.net hostmaster.td-fn.net 2024071702 28800 7200 1209600 86400
Primary NS (mname)
auth02.ns.td-fn.net
Admin Email (rname)
hostmaster@td-fn.net
Serial
2024071702
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
auth01.ns.td-fn.net
auth02.ns.td-fn.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.belwue.de include:_spf.teledata.de ip4:83.246.65.193 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo 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
4 records- apple-domain-verification=oA65AbUyxSqtMZyQ
- Bildungszentrum Markdorf, Ensisheimerstr. 30, 88677 Markdorf
- SPFv=spf1 include:_spf.belwue.de include:_spf.teledata.de ip4:83.246.65.193 ~all
- apple-domain-verification=Tp4C9jU4pnkd0xgF
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 bzm-markdorf.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits