[[https://support.proofpoint.com/rbl-lookup.cgi|Check ProofPoint]]

[[https://www.ers.trendmicro.com/reputations|Check Trend Micro]]

====== Symantec ======
===== Check listing =====
[[http://www.symantec.com/security_response/landing/spam/]]

[[https://ipremoval.sms.symantec.com/]]

===== How to remove IP from list =====
Hvis det ikke virker med delisting, skal man skrive til Investigation@review.symantec.com

[[https://support.symantec.com/en_US/article.TECH82881.html]]

[[https://www.symantec.com/connect/forums/ip-removal-symantec-blacklist-snow-shoe-spamming]]

[[https://www.symantec.com/connect/forums/ip-poornegative-reputation-due-snow-shoe-spamming-techniques]]