notebooksbilliger.de

Valid Email Server
Domain Lookup › notebooksbilliger.de

Domain Overview

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

Checked via [email protected] · 2026-03-21 13:10:55 UTC · ↺ Refresh

MX Hostnames

  • mail.cp-net.de

MX Priorities

  • mail.cp-net.de: 10

A / AAAA Records

  • 3.126.11.111 ↩ ec2-3-126-11-111.eu-central-1.compute.amazonaws.com

Mail Server IPs

  • 193.222.56.129 ↩ mail.cp-net.de

SOA Record

Raw SOA nsa3.schlundtech.de it\.contracts.notebooksbilliger.de 2025112716 43200 7200 1209600 600
Primary NS (mname)
nsa3.schlundtech.de
Admin Email (rname)
it\@contracts.notebooksbilliger.de
Serial
2025112716
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
600s

Nameservers (NS)

nsb3.schlundtech.de
nsd3.schlundtech.de
nsa3.schlundtech.de
nsc3.schlundtech.de

SPF Record

✓ Strict (-all)
v=spf1 mx include:spf1.nbb.com include:spf.protection.outlook.com include:emarsys.net include:emsmtp.com include:spf.crsend.com include:spf.sosafe.de include:spf.tmes.trendmicro.eu -all
📊 DNS lookups: 8/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; adkim=r; aspf=s; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

10 records
  • MS=ms37542139
  • google-site-verification=tTVzJcYu1adi9dbKkuDOXM4Gjdc-o9XdD9QLo1L2Tig
  • jamf-site-verification=VkM-CZoFjGVJtAtTmEfsjg
  • apple-domain-verification=mv8YD2p79sJ7djuW
  • trend-micro-v1-domain-verification.6aa09f3f35f720cf98222c29bbb7a990=138d741c-9659-4085-9176-c3aae0704b52
  • /oNiN7OkYjms0iv1RqRIj0eKsuXKVH2A5XZdB4by3EPzrWsGefgTep6GL0iZh4sus9BBMXopNiqOaMpbmDlWew==
  • facebook-domain-verification=uhkbtoev260kuko2gxrfhh7f11q0rq
  • google-site-verification=hL8ELMCKj9BhDTuKhbs4bDbOyG96iY1z9GzbYyGjQCg
  • google-site-verification=_ZEs_Mt7w-ynx0mRtApeTftwyrIeaQ21VKrRb3lcVBc
  • SPFv=spf1 mx include:spf1.nbb.com include:spf.protection.outlook.com include:emarsys.net include:emsmtp.com include:spf.crsend.com include:spf.sosafe.de include:spf.tmes.trendmicro.eu -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 notebooksbilliger.de

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

No credit card required
Get 1,000 Free Credits