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 52.216.32.0 against spamcop. Not listed (NotExistentDomain). 54ms
061
+059
Checking 52.216.32.0 against Spamhaus ZEN. Not listed (NotExistentDomain). 59ms
071
+000
Checking 52.216.32.0 against UCEPROTECT lvl 2. Not listed (NotExistentDomain). 69ms
079
+019
Checking 52.216.32.0 against Barracuda Central. Not listed (NotExistentDomain). 18ms
121
+042
Checking 52.216.32.0 against PSBL (Passive Spam Block List). Not listed (NotExistentDomain). 41ms
135
+064
Checking 52.216.32.0 against GBUdb. Not listed (NotExistentDomain). 64ms
152
+030
Checking 52.216.32.0 against SORBS. Not listed (NotExistentDomain). 30ms
157
+000
Checking 52.216.32.0 against SURBL (multi). Not listed (NotExistentDomain). 155ms
177
+042
Checking 52.216.32.0 against ips.backscatterer.org. Not listed (NotExistentDomain). 41ms
258
+107
Checking 52.216.32.0 against Junk Email Filter (tm). Not listed (NotExistentDomain). 106ms
342
+286
Checking 52.216.32.0 against Spamrats!. Error: ServerFailure. 285ms
343
+084
Done
343
+000
11 DNSBL's checked in 340ms.
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