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=20.47.101.0

copy try it

Log

000	+000	Resolved '20.47.101.0' to '20.47.101.0' in 0ms.
001	+000	Init of DNSBL list
001	+000	Running DNSBL checks
025	+000	Checking 20.47.101.0 against SORBS. Not listed (NotExistentDomain). 23ms
034	+000	Checking 20.47.101.0 against SURBL (multi). Not listed (NotExistentDomain). 33ms
044	+044	Checking 20.47.101.0 against Spamhaus ZEN. Not listed (NotExistentDomain). 43ms
046	+000	Checking 20.47.101.0 against spamcop. Not listed (NotExistentDomain). 45ms
050	+000	Checking 20.47.101.0 against PSBL (Passive Spam Block List). Not listed (NotExistentDomain). 47ms
065	+000	Checking 20.47.101.0 against GBUdb. Not listed (NotExistentDomain). 62ms
069	+000	Checking 20.47.101.0 against Barracuda Central. Error: ServerFailure. 67ms
102	+000	Checking 20.47.101.0 against UCEPROTECT lvl 2. Not listed (NotExistentDomain). 101ms
104	+000	Checking 20.47.101.0 against Junk Email Filter (tm). Not listed (NotExistentDomain). 102ms
113	+000	Checking 20.47.101.0 against ips.backscatterer.org. Not listed (NotExistentDomain). 111ms
400	+000	Checking 20.47.101.0 against Spamrats!. Error: ServerFailure. 398ms
400	+356	Done
400	+000	11 DNSBL's checked in 399ms.

DNSBL check

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