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 18.64.90.0 against SURBL (multi). Not listed (NotExistentDomain). 37ms
047
+047
Checking 18.64.90.0 against Spamhaus ZEN. Not listed (NotExistentDomain). 46ms
056
+000
Checking 18.64.90.0 against spamcop. Not listed (NotExistentDomain). 55ms
060
+000
Checking 18.64.90.0 against UCEPROTECT lvl 2. Not listed (NotExistentDomain). 59ms
093
+045
Checking 18.64.90.0 against Barracuda Central. Not listed (NotExistentDomain). 45ms
099
+043
Checking 18.64.90.0 against Spamrats!. Not listed (NotExistentDomain). 42ms
118
+058
Checking 18.64.90.0 against GBUdb. Not listed (NotExistentDomain). 57ms
143
+000
Checking 18.64.90.0 against Junk Email Filter (tm). Not listed (NotExistentDomain). 52ms
143
+000
Checking 18.64.90.0 against SORBS. Not listed (NotExistentDomain). 53ms
189
+151
Checking 18.64.90.0 against PSBL (Passive Spam Block List). Not listed (NotExistentDomain). 150ms
194
+000
Checking 18.64.90.0 against ips.backscatterer.org. Not listed (NotExistentDomain). 104ms
194
+101
Done
194
+000
11 DNSBL's checked in 193ms.
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