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 52.216.128.0 against ips.backscatterer.org. Not listed (NotExistentDomain). 42ms
047
+046
Checking 52.216.128.0 against Spamhaus ZEN. Not listed (NotExistentDomain). 46ms
048
+000
Checking 52.216.128.0 against PSBL (Passive Spam Block List). Not listed (NotExistentDomain). 41ms
052
+000
Checking 52.216.128.0 against Barracuda Central. Not listed (NotExistentDomain). 46ms
061
+000
Checking 52.216.128.0 against spamcop. Not listed (NotExistentDomain). 58ms
065
+000
Checking 52.216.128.0 against GBUdb. Not listed (NotExistentDomain). 58ms
065
+000
Checking 52.216.128.0 against Junk Email Filter (tm). Not listed (NotExistentDomain). 57ms
122
+000
Checking 52.216.128.0 against SURBL (multi). Not listed (NotExistentDomain). 118ms
142
+000
Checking 52.216.128.0 against UCEPROTECT lvl 2. Not listed (NotExistentDomain). 137ms
176
+000
Checking 52.216.128.0 against Spamrats!. Not listed (NotExistentDomain). 169ms
1.043
+000
Checking 52.216.128.0 against SORBS. Not listed (NotExistentDomain). 1.038ms
1.043
+996
Done
1.043
+000
11 DNSBL's checked in 1.042ms.
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