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 99.84.20.0 against Spamhaus ZEN. Not listed (NotExistentDomain). 48ms
055
+000
Checking 99.84.20.0 against Barracuda Central. Not listed (NotExistentDomain). 28ms
062
+000
Checking 99.84.20.0 against spamcop. Not listed (NotExistentDomain). 57ms
069
+000
Checking 99.84.20.0 against PSBL (Passive Spam Block List). Not listed (NotExistentDomain). 41ms
105
+000
Checking 99.84.20.0 against UCEPROTECT lvl 2. Not listed (NotExistentDomain). 82ms
118
+000
Checking 99.84.20.0 against GBUdb. Not listed (NotExistentDomain). 89ms
123
+000
Checking 99.84.20.0 against SURBL (multi). Not listed (NotExistentDomain). 115ms
157
+000
Checking 99.84.20.0 against Junk Email Filter (tm). Not listed (NotExistentDomain). 127ms
178
+000
Checking 99.84.20.0 against ips.backscatterer.org. Not listed (NotExistentDomain). 153ms
223
+000
Checking 99.84.20.0 against SORBS. Not listed (NotExistentDomain). 199ms
665
+000
Checking 99.84.20.0 against Spamrats!. Error: ServerFailure. 638ms
665
+615
Done
665
+000
11 DNSBL's checked in 663ms.
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