bis-bremerhaven.de

Valid Email Server
Domain Lookup › bis-bremerhaven.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
bis-bremerhaven.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 18:31:19 UTC · ↺ Refresh

MX Hostnames

  • mail.bis-bremerhaven.de

MX Priorities

  • mail.bis-bremerhaven.de: 10

A / AAAA Records

  • 185.204.97.35 (no PTR)
  • 2a0a:f540:feed:2::16 (no PTR)

Mail Server IPs

  • 82.198.195.169 ↩ mail.bis-bremerhaven.de

SOA Record

Raw SOA ns1.ns-serve.net root.ns1.kmunet.de 1760516241 10800 3600 604800 3600
Primary NS (mname)
ns1.ns-serve.net
Admin Email (rname)
root@ns1.kmunet.de
Serial
1760516241
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns2.ns-serve.net
ns1.ns-serve.net

SPF Record

✓ Strict (-all)
v=spf1 mx a include:_spf.netactive.de include:spf.crsend.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

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

7 records
  • sophos-domain-verification=09387ede19fe4f259043aaf245714daac42b76eebb33cbcd08a0f108966215f9
  • google-site-verification=ti4z5rZ2sz2Wq2J-pOSG2IzOg3_b1nC48utpgOhx_F8
  • f/gWuOOMgxdMPgkYIdxI3C9cMGe73TCZQ4YKppK52BNVXlAcyBh5A5Sb7bH57p/MpQkO+SnO/zA9kxt32xxIEg==
  • SPFv=spf1 mx a include:_spf.netactive.de include:spf.crsend.com -all
  • MS=91FCEA082CCAA77FF34B0473071E8C5FC47C2ACD
  • google-site-verification=Rx3siC6lMWhhBLUqwapvgTtDXx7cprWr21grST5gSEQ
  • apple-domain-verification=wpGRob6OhBCTb1HC
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 bis-bremerhaven.de

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

No credit card required
Get 1,000 Free Credits