Would this domain ever be forwarded to the resolver by a TP-Link router? If you are hardcoding a domain, you should better hardcode it in your hosts list somewh

Would this domain ever be forwarded to the resolver by a TP-Link router? If you are hardcoding a domain, you should better hardcode it in your hosts list somewhere, rather than relying on the DNS to give you the correct reply. (You may not always have a working DNS server to query)