Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
drk-guestrow.de
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 01:37:40 UTC · ↺ Refresh
MX Hostnames
- ALT2.ASPMX.L.GOOGLE.COM
- ALT3.ASPMX.L.GOOGLE.COM.drk-guestrow.de
- ALT4.ASPMX.L.GOOGLE.COM.drk-guestrow.de
- ASPMX.L.GOOGLE.COM
- ALT1.ASPMX.L.GOOGLE.COM
MX Priorities
- alt1.aspmx.l.google.com: 20
- alt2.aspmx.l.google.com: 20
- alt3.aspmx.l.google.com.drk-guestrow.de: 30
- alt4.aspmx.l.google.com.drk-guestrow.de: 30
- aspmx.l.google.com: 10
A / AAAA Records
- 80.82.221.200 ↩ cms04.dml.dt-internet.de
Mail Server IPs
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 64.233.180.26 ↩ pe-in-f26.1e100.net
- 2607:f8b0:4004:c09::1b ↩ bh-in-f27.1e100.net
SOA Record
Raw SOA
dns01.dt-internet.de dnsadmin.dt-internet.de 3773652607 10800 3600 604800 3840
Primary NS (mname)
dns01.dt-internet.de
Admin Email (rname)
dnsadmin@dt-internet.de
Serial
3773652607
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3840s
Nameservers (NS)
dns05.d-t-internet.de
dns01.dt-internet.de
SPF Record
✗ MissingNo SPF record — domain is unprotected against spoofing.
⚠ No SPF record found. Email servers cannot verify authorized senders.
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
3 records- Ae1-92c-1f3
- MS=8C7F10F14D0E8608EC2626D0DF3DCAE4CA3AE4C4
- DKIMv=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3vLP+?uwF2A1y2hN5/Zvug+?nlhYQVkkC9uGQlqYYE+?uR2jEGZV4t kjDEftIjqoGvMm1IFkk9NmPkx80Tu8YmiAOeaGh8y9vm3PwyDyP9ZpvbTs4Szj63IZlH3uTDgJegtkCLxdYCjim5mZH9itOmJ7KD0 UoeHlFoe3uBjRcvoeNO6xOWlyfVLOAjwVhAd9PcviubTJcKbRutpQu2LAQN+?3ax4oVjXawr2EQi0PCQhb05Tg/nk6OYxWJFwszKb KVx/KsQwas784Qfqn8vK+?iOdCWWjsNzMpBTQdT2Ov1ffD9eYR1OQ3v0jH4BajRu7qRoXwWm7D1AZJBZzIyL2Nto91wIDAQAB
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 drk-guestrow.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits