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=211.56.4.0

copy try it

Log

001	+001	Resolved '211.56.4.0' to '211.56.4.0' in 0ms.
001	+000	Init of DNSBL list
001	+000	Running DNSBL checks
021	+000	Checking 211.56.4.0 against SURBL (multi). Not listed (NotExistentDomain). 20ms
042	+000	Checking 211.56.4.0 against SORBS. Not listed (NotExistentDomain). 41ms
044	+000	Checking 211.56.4.0 against spamcop. Not listed (NotExistentDomain). 43ms
049	+048	Checking 211.56.4.0 against Spamhaus ZEN. Not listed (NotExistentDomain). 47ms
049	+000	Checking 211.56.4.0 against PSBL (Passive Spam Block List). Not listed (NotExistentDomain). 47ms
086	+000	Checking 211.56.4.0 against UCEPROTECT lvl 2. Not listed (NotExistentDomain). 84ms
087	+000	Checking 211.56.4.0 against ips.backscatterer.org. Not listed (NotExistentDomain). 85ms
091	+000	Checking 211.56.4.0 against GBUdb. Not listed (NotExistentDomain). 89ms
100	+000	Checking 211.56.4.0 against Junk Email Filter (tm). Not listed (NotExistentDomain). 97ms
106	+000	Checking 211.56.4.0 against Barracuda Central. Error: ServerFailure. 104ms
819	+000	Checking 211.56.4.0 against Spamrats!. Error: ServerFailure. 817ms
819	+771	Done
820	+000	11 DNSBL's checked in 818ms.

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