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 77.91.90.0 against Spamhaus ZEN. Not listed (NotExistentDomain). 56ms
085
+027
Checking 77.91.90.0 against Barracuda Central. Not listed (NotExistentDomain). 26ms
124
+039
Checking 77.91.90.0 against spamcop. Not listed (NotExistentDomain). 39ms
196
+072
Checking 77.91.90.0 against Spamrats!. Not listed (NotExistentDomain). 71ms
199
+000
Checking 77.91.90.0 against SURBL (multi). Not listed (NotExistentDomain). 52ms
238
+039
Checking 77.91.90.0 against UCEPROTECT lvl 2. Not listed (NotExistentDomain). 38ms
240
+044
Checking 77.91.90.0 against PSBL (Passive Spam Block List). Not listed (NotExistentDomain). 44ms
291
+000
Checking 77.91.90.0 against ips.backscatterer.org. Not listed (NotExistentDomain). 49ms
494
+256
Checking 77.91.90.0 against GBUdb. Not listed (NotExistentDomain). 255ms
679
+439
Checking 77.91.90.0 against SORBS. Not listed (NotExistentDomain). 438ms
737
+058
Checking 77.91.90.0 against Junk Email Filter (tm). Not listed (NotExistentDomain). 57ms
737
+000
Done
737
+000
11 DNSBL's checked in 735ms.
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