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BlacklistMonitoring
IP blacklist ยท Schulte

Schulte RBL lookup and removal

Small independent German list. Check your IP below, then follow the removal steps if it is listed.

Checks run by DNS only. Nothing is sent from or to your domain.

How to get removed from Schulte RBL

Schulte RBL has a self service removal form. Fix the cause first, then submit the listed IP or domain.

  1. 1 Look up the IP address on the operator's site and read the listing reason and return code.
  2. 2 Find the cause on the sending host: a compromised mailbox or script, an open relay, a missing or generic PTR record, a sudden volume spike or a stale list hitting spam traps.
  3. 3 Fix the cause before asking for removal. A list that relists you quickly usually takes longer to remove you the second time.
  4. 4 Open the removal page (https://rbl.schulte.org/), enter the listed IP address and follow the confirmation steps (often an email link).
  5. 5 Re-check the IP address here after the next zone update to confirm the listing is gone. Monitoring alerts you if it comes back.

Schulte RBL at a glance

OperatorSchulte
DNS zonerbl.schulte.org
ListsIP addresses
Impact on deliveryLow
RemovalRemoval request form
Removal pagerbl.schulte.org
IPv6IPv4 only

Frequently asked questions

How do I check if I am listed on Schulte RBL?

Enter your sending IP in the check box on this page. We query rbl.schulte.org by DNS and show the result with the return code and what it means.

How do I get removed from Schulte RBL?

Schulte RBL has a self service removal form. Fix the cause first, then submit the listed IP or domain.