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什么是IP地址？

IP地址是在网络上分配给每台计算机或网络设备的32位数字标识。在Internet上，每台计算机或网络设备的IP地址是全世界唯一的。IP地址的格式是xxx.xxx.xxx.xxx，其中xxx是0到255之间的任意整数。

Public @ 2018-02-21 16:00:14

为什么访问网站的时候,网址后面出现随机?jdfwkey=0plwb1字符，是否影响正常访问？

1.为什么访问网站的时候,网址后面出现随机?jdfwkey=0plwb1字符，是否影响正常访问？3.png答：我司部分虚拟主机开启了硬件防火墙防护，当服务器受攻击的时候自动进行防护，?jdfwkey=0plwb1是自动防护出现的随机参数，不会影响到正常访问。当然会拦截攻击、非正常访问。2.是否影响到搜索引擎收录？答：不会影响任何搜索引擎收录、蜘蛛爬行，原因是在硬件防火墙上设置了蜘蛛直通。3.是否会

Public @ 2022-08-26 16:00:45

phpstudy如何安装ssl证书

威海网站建设威海SSL
1588

要在 PHPStudy 中安装 SSL 证书，需要进行以下步骤： 1. 下载 SSL 证书文件（通常是 `.crt` 或 `.pem` 格式）和私钥文件（通常是 `.key` 或 `.pem` 格式）。 2. 打开 PHPStudy 文件夹，找到 `nginx/conf/ssl` 文件夹。 3. 将下载的 SSL 证书文件和私钥文件复制到 `ssl` 文件夹中。 4. 修改 `nginx/

Public @ 2023-07-22 15:00:18

域名解析

威海网站建设威海域名
2489

域名解析是将域名（例如www.example.com）转换成IP地址的过程。当用户在浏览器中输入一个域名时，操作系统会通过域名解析查找该域名所对应的IP地址，并将请求发送给该IP地址的服务器。域名解析通常包括以下步骤： 1. 浏览器向本地DNS服务器发送域名解析请求； 2. 本地DNS服务器查询自身的缓存，如果找到对应的IP地址，则直接返回给浏览器； 3. 如果本地DNS服务器的缓存中没有找到

Public @ 2023-07-31 03:00:28

域名续费及赎回说明

威海网站建设威海域名
1570

域名续费指的是在域名到期前，在注册商处支付相应的费用，以延长该域名的有效期。通常在续费前，注册商会提前向域名持有人发送续费提醒邮件或短信，提醒其进行续费操作。如果域名到期后没有及时续费，该域名会进入赎回期。赎回期是一个保护期，持续时间一般为30天至60天不等。在这个期间内，域名持有人仍有机会以相应的费用购买回域名，以恢复其所有权。如果赎回期过后，域名仍未被购买，则该域名将进入删除期，持续时

Public @ 2023-04-27 10:50:12

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[ DB ] CONNECT:[ UseTime:0.021517s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.015601s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 3516 LIMIT 1 [ RunTime:0.014838s ]
[ 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:0.016236s ]
[ 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:0.015084s ]
[ 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:0.015726s ]
[ 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` = 3516 LIMIT 1 [ RunTime:0.014653s ]
[ 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=3516 [ RunTime:0.019022s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站建设' AND `status` <> -1 LIMIT 1 [ RunTime:0.023245s ]
[ 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` = '威海网站建设' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.041864s ]
[ 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` = '威海域名' AND `status` <> -1 LIMIT 1 [ RunTime:0.025149s ]
[ 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` = '威海域名' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.041359s ]
[ 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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