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Using HughesNet DNS will result in faster DNS lookups. If you keep getting the DNS Lookup Error, the benefit is negated. Using alternative DNS servers is an option. The DNS query will add an additional delay to initial browsing for a site, however, could eliminate the DNS Lookup Error problem. Google offers free for use open DNS servers. You can try using them. Google’s DNS server address which is (primary) 8.8.8.8, (secondary) 8.8.4.4.