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爬虫抓取诊断403什么意思？

威海seo问答威海HTTP状况码
1535

当爬虫程序请求服务器时，如果服务器返回403错误码，则意味着服务器正确地接收了请求，但由于某些原因，服务器禁止该请求的访问。这通常表示访问被拒绝，可能是由于HTTP请求头或身份验证方面的问题。服务器可能会要求用户进行身份验证或者限制用户的访问权限。建议重新检查请求头和身份验证，以确保请求被正确发送并且可以被服务器接受。

Public @ 2023-06-15 18:50:09

中英文网站用同一域名，对SEO有什么影响？

威海seo问答威海域名与seo
1635

问题：国内客户用户访问到中文内容，国外客户访问到英文内容，但进入的都是www.xxx.com，请问这种情况会影响百度SEO吗？回答：不建议使用混合的形式做显示，会100%影响到网站排名效果，而且是‘坏’的影响！国外域名可以使用子域名来做，这样就不会有影响了！来源：A5营销

Public @ 2016-10-04 15:25:28

Q：URL中带文字对搜索引擎的利与弊，是有利还有弊？

Q：URL中带文字对搜索引擎的利与弊，是有利还有弊？A：有利有弊，在绝大多数场景下百度可识别中文字，在个别情况话会影响百度判断，比如在robots下会有影响，详情见学堂文章：《robots文件是否支持中文目录》来源：百度搜索资源平台百度搜索学堂

Public @ 2011-03-11 15:27:27

503状态码：防止网页被删除

我认为503状态码最大的作用是告知搜索引擎：现在服务器压力过大，网站(某个网页)稍后再抓取，503是指目前无法使用服务器(由于超载或进行停机维护)。通常，这只是一种暂时的状态。按照百度的说法，网站关闭或其他临时情况，这个时候网站应该返回：“503 Service Temporarily Unavailable”!使用503状态码，而不是404错误页面。如果网站需要临时维护或者未建立好就上线的页面，

Public @ 2012-10-05 15:35:43

503状态码：防止网页被删除

503状态码表示服务器暂时无法处理请求，一般是由于服务器过载或维护而导致的。这种情况下，服务器向客户端返回503响应状态码，告诉客户端该网页暂时不可用，但未被删除。这样可以避免搜索引擎将网页标记为已删除，并减少了误解和混淆。当服务器容量不足或需要维护时，503状态码为客户端提供一个等待时间，直到服务器能够处理请求。这样，客户端就不再发送请求，从而避免了服务器进一步过载。总之，503状态

Public @ 2023-04-09 19:50:47

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[ DB ] CONNECT:[ UseTime:0.028838s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_hook` [ RunTime:0.020125s ]
[ SQL ] SELECT `id`,`name`,`addon_list` FROM `ob_hook` [ RunTime:0.019284s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_hook', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 3, 'extra' => NULL, ) ]
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.020297s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 8962 LIMIT 1 [ RunTime:0.019975s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='cate' order by times desc limit 15 [ RunTime:0.019704s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by times desc limit 100 [ RunTime:0.019785s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by rand() limit 30 [ RunTime:0.020084s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 8962 LIMIT 1 [ RunTime:0.019364s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] update `ob_article` set views=views+2 where id=8962 [ RunTime:0.020300s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海seo问答' AND `status` <> -1 LIMIT 1 [ RunTime:0.026165s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海seo问答' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.040574s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海HTTP状况码' AND `status` <> -1 LIMIT 1 [ RunTime:0.026538s ]
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[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海HTTP状况码' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.035018s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where; Using temporary; Using filesort', ) ]

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