Is sf.hamburg a Disposable Email?

Unknown

sf.hamburg is not yet classified in our database.

Details

Status
unknown
Added
2026-08-25
Last Checked
2026-10-21
Reason
sf.hamburg

Registration Data

Registrar
1408
Registered
2022-07-12 (4 years, 3 months)
Expires
2027-07-12

Website Preview

Screenshot of sf.hamburg

Screenshot may be up to 14 days old.

API Playground

Check sf.hamburg programmatically — pick your language, copy, run. No authentication required.

curl https://trashmail-blacklist.org/check/json/sf.hamburg
Live response
Click "Run" to fetch the JSON response for sf.hamburg.

Also available as xml, yaml, or img — replace json in the URL.

DNS Records

MX Records

  • sf-hamburg.gate.seppmail.cloud

NS Records

  • dokudns.dokumenta.net
  • dokudns01.dokumenta.net
  • ns01.dokumenta.net
  • ns02.dokumenta.net

SOA Record

  • ns01.dokumenta.net
  • dnsmaster@dokumenta.net

A Records

  • 185.166.20.240

TXT Records

  • hyh1wd2x7wt98727b17m3g4sr8dnyj9f
  • knowbe4-site-verification=f2e4351e098b3f08af74ee24fc2a5222
  • sophos-domain-verification=8065923d43e65280dd8faced8db64b792f003284
  • sophos-domain-verification=eb14175c5e2a7226c16833f87065dddf94bf75a914487c5c47e23d952e6e6458
  • v=spf1 include:_spf.de.seppmail.cloud include:agenturserver.de include:spf.talention.com ~all

SPF Includes

  • _spf.de.seppmail.cloud
  • agenturserver.de
  • spf.talention.com

Domain Network

Connections between domains, mail servers, nameservers, and shared infrastructure.

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FAQ

Is sf.hamburg a disposable email provider?

sf.hamburg has not yet been classified. It is currently unknown whether it is a disposable email provider.

Can I use sf.hamburg for account registration?

We have not yet verified sf.hamburg. Proceed with caution or use our API to check programmatically.

How can I block disposable emails from sf.hamburg?

Use the Trashmail-Blacklist API to check sf.hamburg before accepting it in your application. Send a GET request to /check/json/sf.hamburg to receive the domain status as JSON. Integrate this check into your signup or contact forms to automatically reject disposable email addresses.

What data is available for sf.hamburg?

sf.hamburg is not yet in our database. You can check it via our API or submit it for review through our contact form.

Block Disposable Emails Automatically

Integrate our free API into your signup flow to detect domains like sf.hamburg before they reach your database.