[英]Using dnsjava to resolve a given IP to its Hostnames
I want to get a list of all registered Domains for a given IP Address . 我想获取给定IP地址的所有已注册域的列表。 Could I use PTR records. 我可以使用PTR记录。 I tried the following 我尝试了以下
ip = "217.13.68.220";
l = new Lookup(ip, Type.PTR );
l.setResolver(new SimpleResolver("8.8.8.8"));
l.run();
This IP should be resolved to zeit.de but the lookup returns: 该IP应该解析为zeit.de,但查找返回:
host_not_found 主机未找到
For an IPV4 address, you need to 对于IPV4地址,您需要
So, in your case, you should pass "220.68.13.217.in-addr.arpa." 因此,对于您的情况,应传递“ 220.68.13.217.in-addr.arpa”。 to the resolver. 到解析器。
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