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=104.245.240.0

copy try it

Log

001	+001	Resolved '104.245.240.0' to '104.245.240.0' in 0ms.
001	+000	Init of DNSBL list
001	+000	Running DNSBL checks
029	+000	Checking 104.245.240.0 against SURBL (multi). Not listed (NotExistentDomain). 28ms
047	+000	Checking 104.245.240.0 against PSBL (Passive Spam Block List). Not listed (NotExistentDomain). 44ms
057	+000	Checking 104.245.240.0 against spamcop. Not listed (NotExistentDomain). 55ms
062	+061	Checking 104.245.240.0 against Spamhaus ZEN. Not listed (NotExistentDomain). 61ms
064	+000	Checking 104.245.240.0 against ips.backscatterer.org. Not listed (NotExistentDomain). 63ms
102	+000	Checking 104.245.240.0 against GBUdb. Not listed (NotExistentDomain). 99ms
112	+000	Checking 104.245.240.0 against UCEPROTECT lvl 2. Not listed (NotExistentDomain). 110ms
112	+000	Checking 104.245.240.0 against Junk Email Filter (tm). Not listed (NotExistentDomain). 109ms
302	+000	Checking 104.245.240.0 against Spamrats!. Error: ServerFailure. 300ms
2.047	+000	Checking 104.245.240.0 against SORBS. Timeout. 2.046ms
5.090	+000	Checking 104.245.240.0 against Barracuda Central. Timeout. 5.088ms
5.090	+5.028	Done
5.090	+000	11 DNSBL's checked in 5.089ms.

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