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=168.153.4.0

copy try it

Log

001	+001	Resolved '168.153.4.0' to '168.153.4.0' in 0ms.
001	+000	Init of DNSBL list
001	+000	Running DNSBL checks
023	+000	Checking 168.153.4.0 against SURBL (multi). Not listed (NotExistentDomain). 21ms
049	+000	Checking 168.153.4.0 against spamcop. Not listed (NotExistentDomain). 47ms
054	+053	Checking 168.153.4.0 against Spamhaus ZEN. Not listed (NotExistentDomain). 52ms
073	+051	Checking 168.153.4.0 against PSBL (Passive Spam Block List). Not listed (NotExistentDomain). 50ms
083	+030	Checking 168.153.4.0 against Barracuda Central. Not listed (NotExistentDomain). 29ms
116	+033	Checking 168.153.4.0 against SORBS. Not listed (NotExistentDomain). 33ms
176	+059	Checking 168.153.4.0 against Junk Email Filter (tm). Not listed (NotExistentDomain). 59ms
220	+000	Checking 168.153.4.0 against UCEPROTECT lvl 2. Not listed (NotExistentDomain). 219ms
239	+063	Checking 168.153.4.0 against ips.backscatterer.org. Not listed (NotExistentDomain). 62ms
342	+293	Checking 168.153.4.0 against Spamrats!. Error: ServerFailure. 293ms
366	+293	Checking 168.153.4.0 against GBUdb. Not listed (NotExistentDomain). 292ms
366	+128	Done
366	+000	11 DNSBL's checked in 365ms.

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