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网站打不开，蜘蛛还会来吗？

威海seo问答威海Spider
3211

贺贵江：短期打不开，请使用503错误来提示搜索引擎，时间长了的话，会影响的，因为长期打不开就相当于被屏蔽了。

Public @ 2013-02-23 16:04:49

关于网站双收录的问题

威海seo问答威海网站收录
2210

小张提问于 12月之前ZAC老师，您好，我的网站是文案策划网，是单页型的网站，收录为一，后来收录变成了二，通过站长工具查询没有带www的域名的时候就会显示有两个收录的域名，一个是带www的，另外一个是没有带www的，网站双收录能不能通过没有带www的域名来做301重定向到带www的域名来解决双收录的问题，多谢你啊！15 个回答Zac 管理员回答于 12月之前这是典型的网址规范化问题。解决的

Public @ 2017-01-28 15:34:39

阿里云CDN设置80端口还是443端口

威海seo问答威海CDN与seo
1531

问题：阿里云CDN设置80端口还是443端口回答：A，如果网站服务器上没有使用HTTPS，那么设置80端口，如果使用了HTTPS，那么设置443端口！B，如果网站在阿里云CDN上设置的HTTPS，请使用443端口！来源：A5营销

Public @ 2017-08-24 15:26:13

apache、iis6、ii7独立ip主机屏蔽拦截蜘蛛抓取（适用vps云主机服务器）

威海Spider 威海Spider
2672

在VPS云主机服务器上，可以通过以下方式屏蔽拦截蜘蛛抓取： 1. Apache服务器：在Apache配置文件（httpd.conf或apache2.conf）中添加以下代码： ``` SetEnvIfNoCase User-Agent ".*((Googlebot)|(Baiduspider)|(Yahoo! Slurp)|(bingbot)|(YandexBot)).*" bad_bot

Public @ 2023-06-20 14:00:28

网站打不开，蜘蛛还会来吗？

威海seo问答威海Spider
3213

贺贵江：短期打不开，请使用503错误来提示搜索引擎，时间长了的话，会影响的，因为长期打不开就相当于被屏蔽了。

Public @ 2013-02-23 16:04:49

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基本文件流程错误 SQL 调试

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[ DB ] CONNECT:[ UseTime:0.021799s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.015640s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 3950 LIMIT 1 [ RunTime:0.014725s ]
[ 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:0.014851s ]
[ 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:0.015089s ]
[ 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:0.015429s ]
[ 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` = 3950 LIMIT 1 [ RunTime:0.014858s ]
[ 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=3950 [ RunTime:0.017320s ]
[ 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:0.021626s ]
[ 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:0.039626s ]
[ 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Spider' AND `status` <> -1 LIMIT 1 [ RunTime:0.022350s ]
[ 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 `tags` = '威海Spider' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.032575s ]
[ 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', ) ]

0.407520s

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