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 216.198.51.0 against Spamhaus ZEN. Not listed (NotExistentDomain). 50ms
073
+021
Checking 216.198.51.0 against Barracuda Central. Not listed (NotExistentDomain). 20ms
128
+055
Checking 216.198.51.0 against spamcop. Not listed (NotExistentDomain). 54ms
682
+554
Checking 216.198.51.0 against Spamrats!. Error: ServerFailure. 554ms
717
+035
Checking 216.198.51.0 against SURBL (multi). Not listed (NotExistentDomain). 34ms
767
+050
Checking 216.198.51.0 against PSBL (Passive Spam Block List). Not listed (NotExistentDomain). 49ms
869
+103
Checking 216.198.51.0 against UCEPROTECT lvl 2. Not listed (NotExistentDomain). 102ms
928
+058
Checking 216.198.51.0 against GBUdb. Not listed (NotExistentDomain). 58ms
956
+028
Checking 216.198.51.0 against SORBS. Not listed (NotExistentDomain). 28ms
1.010
+054
Checking 216.198.51.0 against Junk Email Filter (tm). Not listed (NotExistentDomain). 54ms
1.074
+063
Checking 216.198.51.0 against ips.backscatterer.org. Not listed (NotExistentDomain). 63ms
1.074
+000
Done
1.074
+000
11 DNSBL's checked in 1.072ms.
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