shell:$ nslookup -timeout=2 -retry=1 'epay-gw.sslcommerz.com' Server: 127.0.0.53 Address: 127.0.0.53#53 Non-authoritative answer: epay-gw.sslcommerz.com canonical name = waf200.sslcommerz.com. Name: waf200.sslcommerz.com Address: 103.26.139.200