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 52.84.135.0 against Spamhaus ZEN. Not listed (NotExistentDomain). 11ms
058
+046
Checking 52.84.135.0 against Barracuda Central. Not listed (NotExistentDomain). 46ms
122
+064
Checking 52.84.135.0 against spamcop. Not listed (NotExistentDomain). 63ms
416
+000
Checking 52.84.135.0 against SURBL (multi). Not listed (NotExistentDomain). 33ms
450
+328
Checking 52.84.135.0 against Spamrats!. Error: ServerFailure. 328ms
474
+058
Checking 52.84.135.0 against PSBL (Passive Spam Block List). Not listed (NotExistentDomain). 57ms
494
+043
Checking 52.84.135.0 against UCEPROTECT lvl 2. Not listed (NotExistentDomain). 43ms
530
+056
Checking 52.84.135.0 against SORBS. Not listed (NotExistentDomain). 55ms
558
+065
Checking 52.84.135.0 against GBUdb. Not listed (NotExistentDomain). 64ms
589
+059
Checking 52.84.135.0 against Junk Email Filter (tm). Not listed (NotExistentDomain). 59ms
731
+000
Checking 52.84.135.0 against ips.backscatterer.org. Not listed (NotExistentDomain). 190ms
731
+173
Done
731
+000
11 DNSBL's checked in 730ms.
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