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.
Checking 54.231.40.0 against SURBL (multi). Not listed (NotExistentDomain). 20ms
038
+000
Checking 54.231.40.0 against Barracuda Central. Not listed (NotExistentDomain). 28ms
055
+000
Checking 54.231.40.0 against PSBL (Passive Spam Block List). Not listed (NotExistentDomain). 44ms
055
+054
Checking 54.231.40.0 against Spamhaus ZEN. Not listed (NotExistentDomain). 53ms
061
+000
Checking 54.231.40.0 against spamcop. Not listed (NotExistentDomain). 52ms
067
+000
Checking 54.231.40.0 against ips.backscatterer.org. Not listed (NotExistentDomain). 57ms
115
+000
Checking 54.231.40.0 against SORBS. Not listed (NotExistentDomain). 105ms
118
+000
Checking 54.231.40.0 against UCEPROTECT lvl 2. Not listed (NotExistentDomain). 109ms
144
+000
Checking 54.231.40.0 against GBUdb. Not listed (NotExistentDomain). 133ms
251
+000
Checking 54.231.40.0 against Junk Email Filter (tm). Not listed (NotExistentDomain). 240ms
719
+000
Checking 54.231.40.0 against Spamrats!. Error: ServerFailure. 709ms
720
+665
Done
720
+000
11 DNSBL's checked in 718ms.
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