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=20.47.96.0

copy try it

Log

000	+000	Resolved '20.47.96.0' to '20.47.96.0' in 0ms.
000	+000	Init of DNSBL list
001	+000	Running DNSBL checks
058	+057	Checking 20.47.96.0 against Spamhaus ZEN. Not listed (NotExistentDomain). 57ms
085	+028	Checking 20.47.96.0 against Barracuda Central. Not listed (NotExistentDomain). 27ms
134	+049	Checking 20.47.96.0 against spamcop. Not listed (NotExistentDomain). 49ms
497	+362	Checking 20.47.96.0 against Spamrats!. Error: ServerFailure. 362ms
529	+033	Checking 20.47.96.0 against SURBL (multi). Not listed (NotExistentDomain). 32ms
577	+047	Checking 20.47.96.0 against PSBL (Passive Spam Block List). Not listed (NotExistentDomain). 47ms
688	+111	Checking 20.47.96.0 against UCEPROTECT lvl 2. Not listed (NotExistentDomain). 110ms
776	+089	Checking 20.47.96.0 against GBUdb. Not listed (NotExistentDomain). 88ms
985	+209	Checking 20.47.96.0 against SORBS. Not listed (NotExistentDomain). 208ms
1.085	+100	Checking 20.47.96.0 against Junk Email Filter (tm). Not listed (NotExistentDomain). 99ms
1.143	+058	Checking 20.47.96.0 against ips.backscatterer.org. Not listed (NotExistentDomain). 57ms
1.143	+000	Done
1.143	+000	11 DNSBL's checked in 1.142ms.

DNSBL check

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