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如何检查一个网站的外链？

要检查一个网站的外链，你可以采取以下几种方法： 1. 使用搜索引擎：在搜索引擎中输入"site:网站URL"，搜索引擎会列出该网站被其他网站引用的链接。 2. 使用专业工具：有一些专业的SEO工具可以提供网站的外链情况。例如，Ahrefs、Moz和SemRush等工具可以帮助你分析一个网站的外部链接数量、链接来源、链接质量等信息。 3. 使用命令行工具：你可以使用命令行工具如cURL或Wget来抓取一个网页，然后使用grep命令来搜索页面中的链接。 4. 使用浏览器插件：有一些浏览器插件可以帮助你分析网页的链接情况。例如，Check My Links是一个Chrome插件，可以检查网页中的所有链接是否有效。无论你选择哪种方法，都需要谨慎对待外链的质量和来源。

Public @ 2023-07-31 23:50:14

友情链接是什么

友情链接，也称为网站交换链接、互惠链接、互换链接、联盟链接等，是具有一定资源互补优势的网站之间的简单合作形式，即分别在自己的网站上放置对方网站的LOGO图片或文字的网站名称，并设置对方网站的超链接（点击后，切换或弹出另一个新的页面），使得用户可以从合作网站中发现自己的网站，达到互相推广的目的，因此常作为一种网站推广基本手段。友情链接是指互相在自己的网站上放对方网站的链接。必须要能在网页代码中找到网

Public @ 2022-07-15 15:50:55

交换友情链接的方法

1，友情链接交换平台通过注册平台上发布自己网站的信息，对于很多新站来说这样就很被动，也可以通过平台去搜索一些行业相关性的网站进行交换。2，链接交换群在群里发布换友情链接的信息，可以根据平时的一些情况来判定一般都是什么时候发布这些信息。3，关键词搜索直接在百度根据自己网站的关键词搜索，出现的网站，通过筛选，然后寻找出条件差不多的相关性网站来进行友情链接，比较主动可行性较高。

Public @ 2017-07-24 15:20:20

健康的外部链接构成（下）

接健康的外部链接构成（上）连到网站内页的链接很多网站把外部链接建设的大部分精力、时间，都放在首页上了，造成绝大部分外部链接都是连向首页。这也是搜索引擎很容易判断的不健康的标志之一。使用雅虎链接指令，轻易就能查出连到首页的外部链接占整个网站外链的比例。如果绝大部分外部链接都是连到首页，就可能被判断过多使用友情链接，甚至链接工厂。我觉得这也是为什么很多博客排名不错的原因之一，因为博客的外部链接构成自

Public @ 2009-07-10 16:20:49

好坏链接一步之差

接前面的Matt Cutts关于外部链接的访谈。Matt Cutts和Eric Enge接着谈了工具诱饵。工具诱饵，widget bait，指的是写一个小程序，就像很多博客侧栏放的挺有意思的小应用工具，吸引别人放在博客上，顺带着在里面放个链接。（改天再详细介绍一个SEO运用工具诱饵从成功到过头被惩罚的案例。）Matt Cutts在SMX大会上也提到过小工具诱饵。在Google眼里，最初的工具诱饵就

Public @ 2014-02-13 16:19:19

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[ DB ] CONNECT:[ UseTime:0.025081s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_config` [ RunTime:0.017662s ]
[ SQL ] SELECT * FROM `ob_config` [ RunTime:0.016857s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_config', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 25, 'extra' => NULL, ) ]
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.017919s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 10214 LIMIT 1 [ RunTime:0.016795s ]
[ 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:0.017147s ]
[ 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:0.017413s ]
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[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by rand() limit 30 [ RunTime:0.017665s ]
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[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 10214 LIMIT 1 [ RunTime:0.016857s ]
[ 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=10214 [ RunTime:0.017740s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海外部链接建设' AND `status` <> -1 LIMIT 1 [ RunTime:0.026367s ]
[ 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` = '威海外部链接建设' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.036158s ]
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[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海外部链接建设' AND `status` <> -1 LIMIT 1 [ RunTime:0.024093s ]
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[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海外部链接建设' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.036970s ]
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