08/27/2022: We have added the colorblind mode now you can toggle option to see "Yes" for blacklisted and "No" for Not blacklisted status in this mode.
08/05/2020: Now you can use our tool to be integrated into your applications as i've introduced an blacklist checking API
12/04/2019: I've moved this website to a new and better prod server. If there;s any results that are not correct, please let me know.
12/27/2018: I've moved this website to a real prod server from an old testing server. If there're any checking results that are not correct, please let me know.
10/15/2017: never thought there are too many guys using this serivce. i'm going to move it from a rubbish server to prod server for better service later this week
10/15/2017: fixed spamhaus and barracuda query due to http error
03/06/2014: fixed spamhaus and barracuda query
04/30/2014: fixed spamhaus DBL, SBL query problem
contact: info#bulkblacklist.com ( replace # with @ )