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 18.244.216.0 against SORBS. Not listed (NotExistentDomain). 12ms
029
+000
Checking 18.244.216.0 against Barracuda Central. Not listed (NotExistentDomain). 27ms
037
+036
Checking 18.244.216.0 against Spamhaus ZEN. Not listed (NotExistentDomain). 36ms
038
+000
Checking 18.244.216.0 against PSBL (Passive Spam Block List). Not listed (NotExistentDomain). 35ms
044
+000
Checking 18.244.216.0 against spamcop. Not listed (NotExistentDomain). 42ms
058
+000
Checking 18.244.216.0 against ips.backscatterer.org. Not listed (NotExistentDomain). 56ms
103
+000
Checking 18.244.216.0 against Junk Email Filter (tm). Not listed (NotExistentDomain). 100ms
164
+000
Checking 18.244.216.0 against GBUdb. Not listed (NotExistentDomain). 160ms
176
+000
Checking 18.244.216.0 against UCEPROTECT lvl 2. Not listed (NotExistentDomain). 174ms
189
+000
Checking 18.244.216.0 against SURBL (multi). Not listed (NotExistentDomain). 188ms
314
+000
Checking 18.244.216.0 against Spamrats!. Error: ServerFailure. 312ms
315
+277
Done
315
+000
11 DNSBL's checked in 313ms.
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