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=209.131.135.0

copy try it

Log

001	+001	Resolved '209.131.135.0' to '209.131.135.0' in 0ms.
001	+000	Init of DNSBL list
001	+000	Running DNSBL checks
038	+000	Checking 209.131.135.0 against SORBS. Not listed (NotExistentDomain). 36ms
047	+046	Checking 209.131.135.0 against Spamhaus ZEN. Not listed (NotExistentDomain). 46ms
057	+000	Checking 209.131.135.0 against spamcop. Not listed (NotExistentDomain). 56ms
059	+000	Checking 209.131.135.0 against SURBL (multi). Not listed (NotExistentDomain). 57ms
067	+000	Checking 209.131.135.0 against UCEPROTECT lvl 2. Not listed (NotExistentDomain). 65ms
096	+058	Checking 209.131.135.0 against Junk Email Filter (tm). Not listed (NotExistentDomain). 57ms
100	+041	Checking 209.131.135.0 against PSBL (Passive Spam Block List). Not listed (NotExistentDomain). 40ms
121	+054	Checking 209.131.135.0 against GBUdb. Not listed (NotExistentDomain). 53ms
146	+050	Checking 209.131.135.0 against ips.backscatterer.org. Not listed (NotExistentDomain). 50ms
148	+091	Checking 209.131.135.0 against Spamrats!. Not listed (NotExistentDomain). 90ms
2.619	+2.572	Checking 209.131.135.0 against Barracuda Central. Timeout. 2.571ms
2.619	+000	Done
2.619	+000	11 DNSBL's checked in 2.618ms.

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