DNSBL check

You may perform this lookup using the API and get the results as easy-to-parse JSON data.

Read more on the API at https://iamroot.tech/about/api (regarding authentication and rate limits, among other things), or give it a go right away using the 'try it' button.

GET

https://iamroot.tech/dnsbl-blacklist-checker/api/?host=54.240.187.0

copy try it

Log

001	+001	Resolved '54.240.187.0' to '54.240.187.0' in 0ms.
001	+000	Init of DNSBL list
001	+000	Running DNSBL checks
021	+000	Checking 54.240.187.0 against Barracuda Central. Not listed (NotExistentDomain). 17ms
024	+000	Checking 54.240.187.0 against SURBL (multi). Not listed (NotExistentDomain). 21ms
033	+032	Checking 54.240.187.0 against Spamhaus ZEN. Not listed (NotExistentDomain). 31ms
043	+000	Checking 54.240.187.0 against spamcop. Not listed (NotExistentDomain). 41ms
053	+000	Checking 54.240.187.0 against PSBL (Passive Spam Block List). Not listed (NotExistentDomain). 48ms
060	+000	Checking 54.240.187.0 against UCEPROTECT lvl 2. Not listed (NotExistentDomain). 57ms
060	+000	Checking 54.240.187.0 against ips.backscatterer.org. Not listed (NotExistentDomain). 56ms
071	+000	Checking 54.240.187.0 against GBUdb. Not listed (NotExistentDomain). 65ms
115	+000	Checking 54.240.187.0 against Junk Email Filter (tm). Not listed (NotExistentDomain). 109ms
264	+000	Checking 54.240.187.0 against SORBS. Not listed (NotExistentDomain). 261ms
478	+000	Checking 54.240.187.0 against Spamrats!. Error: ServerFailure. 473ms
478	+446	Done
478	+000	11 DNSBL's checked in 477ms.

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