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=20.47.98.0

copy try it

Log

000	+000	Resolved '20.47.98.0' to '20.47.98.0' in 0ms.
000	+000	Init of DNSBL list
001	+000	Running DNSBL checks
042	+042	Checking 20.47.98.0 against Spamhaus ZEN. Not listed (NotExistentDomain). 41ms
089	+046	Checking 20.47.98.0 against Barracuda Central. Not listed (NotExistentDomain). 46ms
138	+049	Checking 20.47.98.0 against spamcop. Not listed (NotExistentDomain). 48ms
702	+565	Checking 20.47.98.0 against Spamrats!. Error: ServerFailure. 564ms
741	+039	Checking 20.47.98.0 against SURBL (multi). Not listed (NotExistentDomain). 38ms
784	+043	Checking 20.47.98.0 against PSBL (Passive Spam Block List). Not listed (NotExistentDomain). 42ms
854	+070	Checking 20.47.98.0 against UCEPROTECT lvl 2. Not listed (NotExistentDomain). 69ms
907	+054	Checking 20.47.98.0 against GBUdb. Not listed (NotExistentDomain). 53ms
1.028	+121	Checking 20.47.98.0 against SORBS. Not listed (NotExistentDomain). 120ms
1.087	+059	Checking 20.47.98.0 against Junk Email Filter (tm). Not listed (NotExistentDomain). 58ms
1.287	+201	Checking 20.47.98.0 against ips.backscatterer.org. Not listed (NotExistentDomain). 200ms
1.287	+000	Done
1.287	+000	11 DNSBL's checked in 1.286ms.

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