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 18.244.8.0 against SORBS. Not listed (NotExistentDomain). 40ms
049
+000
Checking 18.244.8.0 against Spamrats!. Not listed (NotExistentDomain). 42ms
053
+000
Checking 18.244.8.0 against Barracuda Central. Not listed (NotExistentDomain). 46ms
058
+000
Checking 18.244.8.0 against SURBL (multi). Not listed (NotExistentDomain). 53ms
058
+000
Checking 18.244.8.0 against spamcop. Not listed (NotExistentDomain). 53ms
070
+000
Checking 18.244.8.0 against UCEPROTECT lvl 2. Not listed (NotExistentDomain). 64ms
073
+000
Checking 18.244.8.0 against PSBL (Passive Spam Block List). Not listed (NotExistentDomain). 65ms
083
+000
Checking 18.244.8.0 against GBUdb. Not listed (NotExistentDomain). 75ms
083
+000
Checking 18.244.8.0 against Junk Email Filter (tm). Not listed (NotExistentDomain). 58ms
083
+079
Checking 18.244.8.0 against Spamhaus ZEN. Not listed (NotExistentDomain). 78ms
161
+000
Checking 18.244.8.0 against ips.backscatterer.org. Not listed (NotExistentDomain). 154ms
162
+080
Done
163
+000
11 DNSBL's checked in 158ms.
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