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=20.36.0.0

copy try it

Log

000	+000	Resolved '20.36.0.0' to '20.36.0.0' in 0ms.
000	+000	Init of DNSBL list
000	+000	Running DNSBL checks
026	+000	Checking 20.36.0.0 against SORBS. Not listed (NotExistentDomain). 25ms
046	+000	Checking 20.36.0.0 against spamcop. Not listed (NotExistentDomain). 45ms
048	+000	Checking 20.36.0.0 against SURBL (multi). Not listed (NotExistentDomain). 47ms
052	+051	Checking 20.36.0.0 against Spamhaus ZEN. Not listed (NotExistentDomain). 51ms
072	+000	Checking 20.36.0.0 against UCEPROTECT lvl 2. Not listed (NotExistentDomain). 71ms
099	+048	Checking 20.36.0.0 against Barracuda Central. Not listed (NotExistentDomain). 47ms
104	+056	Checking 20.36.0.0 against PSBL (Passive Spam Block List). Not listed (NotExistentDomain). 56ms
105	+000	Checking 20.36.0.0 against ips.backscatterer.org. Not listed (NotExistentDomain). 103ms
124	+098	Checking 20.36.0.0 against Junk Email Filter (tm). Not listed (NotExistentDomain). 98ms
127	+055	Checking 20.36.0.0 against GBUdb. Not listed (NotExistentDomain). 54ms
334	+287	Checking 20.36.0.0 against Spamrats!. Error: ServerFailure. 287ms
334	+234	Done
334	+000	11 DNSBL's checked in 333ms.

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