与计算机上某些网站的连接速度很慢

在此网站（http://www.nexusmods.com）上，我的PC确实运行缓慢。加载首页大约需要一两分钟。我已经在Google和superuser上搜索了此问题，但他们始终表示这是其互联网或服务器存在的问题。我不认为这就是问题。我试图用手机在同一互联网上连接到服务器，并且只花了6秒钟就加载了网页。我不知道是什么原因造成的，我们将不胜感激。

附加信息：

Ping:
Pinging nexusmods.com [77.72.3.1] with 32 bytes of data:
Reply from 77.72.3.1: bytes=32 time=229ms TTL=44
Reply from 77.72.3.1: bytes=32 time=214ms TTL=44
Reply from 77.72.3.1: bytes=32 time=233ms TTL=44
Reply from 77.72.3.1: bytes=32 time=232ms TTL=44

Tracert:
Tracing route to nexusmods.com [77.72.3.1]
over a maximum of 30 hops:

  1     *        *        *     Request timed out.
  2    97 ms    20 ms    20 ms  72.235.10.2
  3     *        *        *     Request timed out.
  4    33 ms    41 ms    96 ms  hnl-edge-04.inet.qwest.net [67.129.94.229]
  5    98 ms     *       93 ms  sjp-brdr-05.inet.qwest.net [67.14.34.98]
  6    88 ms   123 ms     *     ae3.sjc12.ip4.gtt.net [173.241.130.241]
  7   157 ms     *        *     xe-3-1-1.lax21.ip4.gtt.net [141.136.106.10]
  8   103 ms   220 ms     *     pni-as3257-lax2.staminus.net [69.197.1.66]
  9     *        *        *     Request timed out.
 10     *        *        *     Request timed out.
 11   463 ms   381 ms   422 ms  77.72.0.6
 12   259 ms   247 ms   229 ms  77-72-3-1.hosted-at.kloud.co.uk [77.72.3.1]
 Trace complete.