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dnsblcheck.1
Manvendra Bhangui edited this page Sep 4, 2022
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dnsblcheck - check ip address in DNS blacklist database
dnsblcheck -d server IP
dnsblcheck checks existence of IP in the database of DNS blacklist server server.
-d server
Hostname or IP address of DNS blacklist server
dnsblacklist returns 0 if IP is not blacklisted, 1 if blacklisted. It returns 100 for wrong usage and 111 for temporary system failures.