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 144.220.21.0 against SORBS. Not listed (NotExistentDomain). 37ms
042
+000
Checking 144.220.21.0 against Spamrats!. Not listed (NotExistentDomain). 39ms
044
+000
Checking 144.220.21.0 against PSBL (Passive Spam Block List). Not listed (NotExistentDomain). 41ms
048
+000
Checking 144.220.21.0 against Barracuda Central. Not listed (NotExistentDomain). 45ms
049
+048
Checking 144.220.21.0 against Spamhaus ZEN. Not listed (NotExistentDomain). 48ms
056
+000
Checking 144.220.21.0 against spamcop. Not listed (NotExistentDomain). 54ms
059
+000
Checking 144.220.21.0 against Junk Email Filter (tm). Not listed (NotExistentDomain). 56ms
060
+000
Checking 144.220.21.0 against GBUdb. Not listed (NotExistentDomain). 57ms
065
+000
Checking 144.220.21.0 against UCEPROTECT lvl 2. Not listed (NotExistentDomain). 64ms
069
+000
Checking 144.220.21.0 against ips.backscatterer.org. Not listed (NotExistentDomain). 66ms
119
+000
Checking 144.220.21.0 against SURBL (multi). Not listed (NotExistentDomain). 118ms
119
+070
Done
119
+000
11 DNSBL's checked in 118ms.
New features inbound 🚀
Within a couple of weeks, I'll launch a couple of new awesome features. Signup for the newsletter
to stay updated, and get early access as a beta tester.