查看我的请求日志,我看到了对/value.png的各种请求:
66.249.75.199 - - [29/Jan/2013:20:49:01 +0000] "GET /robots.txt HTTP/1.1" 301 459 "-" "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)"
66.249.75.199 - - [30/Jan/2013:05:20:22 +0000] "GET /robots.txt HTTP/1.1" 301 459 "-" "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)"
66.249.75.116 - - [30/Jan/2013:05:20:23 +0000] "GET /robots.txt HTTP/1.1" 200 440 "-" "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)"
66.249.75.199 - - [30/Jan/2013:05:20:23 +0000] "GET /value.png HTTP/1.1" 301 457 "-" "Googlebot-Image/1.0"
66.249.75.116 - - [30/Jan/2013:05:20:24 +0000] "GET /value.png HTTP/1.1" 500 651 "-" "Googlebot-Image/1.0"
66.249.75.116 - - [30/Jan/2013:11:43:03 +0000] "GET /value.png HTTP/1.1" 500 651 "-" "Googlebot-Image/1.0"
66.249.75.116 - - [30/Jan/2013:14:07:53 +0000] "GET /value.png HTTP/1.1" 500 651 "-" "Googlebot-Image/1.0"
如果您查看日志,它会不断询问 value.png。
我从未链接或发布过这张图片。
为什么 Google 蜘蛛会请求这个特定的图像?特别是考虑到它不存在!
这里发生了什么?