techstuff.de

Valid Email Server
Domain Lookup › techstuff.de

Domain Overview

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

Checked via [email protected] · 2026-03-28 18:20:17 UTC · ↺ Refresh

MX Hostnames

  • mail.techstuff.de

MX Priorities

  • mail.techstuff.de: 100

A / AAAA Records

  • 88.198.53.207 ↩ kkweb.vmhost.biz
  • 2a00:1828:2000:6400::ffff (no PTR)

Mail Server IPs

  • 88.198.53.207 ↩ kkweb.vmhost.biz

SOA Record

Raw SOA ns51.domaincontrol.com dns.jomax.net 2024092304 28800 7200 604800 600
Primary NS (mname)
ns51.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2024092304
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns52.domaincontrol.com
ns51.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 mx a ip4:83.243.57.10 ip4:89.238.67.139 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.

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

All TXT Records

2 records
  • SPFv=spf1 mx a ip4:83.243.57.10 ip4:89.238.67.139 -all
  • google-site-verification=gPNJTytILrh8_x5kipu5oleY3jzRPiQrke05Ezg7AE0
Full email verification for techstuff.de

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

SPF / DKIM / DMARC Get 1,000 Free Credits