spk-bb-nk.de

Valid Email Server
Domain Lookup › spk-bb-nk.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
spk-bb-nk.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-04 14:34:35 UTC · ↺ Refresh

MX Hostnames

  • d01es.mail.s-web.de
  • d02es.mail.s-web.de
  • e01es.mail.s-web.de
  • e02es.mail.s-web.de

MX Priorities

  • d01es.mail.s-web.de: 10
  • e02es.mail.s-web.de: 10
  • e01es.mail.s-web.de: 10
  • d02es.mail.s-web.de: 10

A / AAAA Records

  • 195.140.50.11 (no PTR)

Mail Server IPs

  • 195.140.96.14 ↩ d01es.mail.s-web.de
  • 195.140.96.81 ↩ e02es.mail.s-web.de
  • 195.140.96.80 ↩ e01es.mail.s-web.de
  • 195.140.96.15 ↩ d02es.mail.s-web.de

SOA Record

Raw SOA ns1.s-fg-net.de domreg.f-i.de 56 10800 3600 2419200 1800
Primary NS (mname)
ns1.s-fg-net.de
Admin Email (rname)
domreg@f-i.de
Serial
56
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
1800s

Nameservers (NS)

ns1.s-fg-net.de
ns3.s-fg-net.eu
ns2.s-fg-net.com
ns4.s-fg-net.de

SPF Record

✓ Strict (-all)
v=spf1 include:spf.mail.s-web.de include:spf.emma.sparkasse.de ip4:88.84.139.232 ip4:88.84.139.233 ip4:88.84.139.234 ip4:88.84.139.235 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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
  • _2pq6aui4mcxewksq20rnnexr9rewd8d
  • cisco-ci-domain-verification=28be804cc9b6332b8e2f54fef68c1aafdd59ce894a0303f6978bb02c7bc9706d
  • apple-domain-verification=8syMdzJlfSCRi6II
  • SPFv=spf1 include:spf.mail.s-web.de include:spf.emma.sparkasse.de ip4:88.84.139.232 ip4:88.84.139.233 ip4:88.84.139.234 ip4:88.84.139.235 -all
  • _4mgxlacix1idiweux14ilj5600ni2gr
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 spk-bb-nk.de

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

No credit card required
Get 1,000 Free Credits