板塊註釋結束能夠加上end javascript
一、頁面樣例:css
二、頁面源代碼分析:html
1 <!DOCTYPE html> 2 <html lang="zh-cn"> 3 <head> 4 <meta charset="utf-8" /> //字符集 5 <meta name="viewport" content="width=device-width, initial-scale=1" /> //移動端訪問設置 6 <title>nslookup詳解(name server lookup)( 域名查詢) - 複習,總結,實例 - 博客園</title> //title標籤 7 <link type="text/css" rel="stylesheet" 8 href="/bundles/blog-common.css?v=-hy83QNg62d4qYibixJzxMJkbf1P9fTBlqv7SK5zVL01" /> //css樣式 9 <link id="MainCss" type="text/css" rel="stylesheet" 10 href="/skins/coffee/bundle-coffee.css?v=NnZbvdgFaQNhu3t8P4Wsaz98sDQkgRt7Qxq2rzF0ZRU1" /> 11 <link id="mobile-style" media="only screen and (max-width: 767px)" 12 type="text/css" rel="stylesheet" 13 href="/skins/coffee/bundle-coffee-mobile.css?v=EhLLUe5NHsx18JODVZscd5ef3A8WbJHKTlTvuKQjsl01" /> //移動端樣式 14 <link title="RSS" type="application/rss+xml" rel="alternate" 15 href="http://www.cnblogs.com/Renyi-Fan/rss" /> //各類其餘資源application/rss+xml 16 <link title="RSD" type="application/rsd+xml" rel="EditURI" 17 href="http://www.cnblogs.com/Renyi-Fan/rsd.xml" /> 18 <link type="application/wlwmanifest+xml" rel="wlwmanifest" 19 href="http://www.cnblogs.com/Renyi-Fan/wlwmanifest.xml" /> 20 <script src="//common.cnblogs.com/scripts/jquery-2.2.0.min.js"></script> //引入js 21 <script type="text/javascript"> //js 22 var currentBlogApp = 'Renyi-Fan', cb_enable_mathjax = false; 23 var isLogined = true; 24 </script> 25 <script 26 src="/bundles/blog-common.js?v=d16NGD79qD3qnJt25hXDZ2sGoojamz2W5Rl4vT0CGVg1" 27 type="text/javascript"></script> //js 28 </head> 29 <body> 30 <a name="top"></a> //返回頂部的連接,設置的name而非id,對應下面的<a href='#top'>返回頂部</a> 31 <!--PageBeginHtml Block Begin--> 32 <style type="text/css"> //我本身的管理中中設置的css樣式 33 h3 { 34 background: linear-gradient(-30deg, rgb(241, 226, 198), 35 rgb(242, 226, 198) 30%, rgb(243, 227, 198) 60%, rgb(244, 230, 189) 36 100%); 37 font-size: 55px 38 } 39 40 h1 { 41 color: #8888FF 42 } 43 44 h4 { 45 color: #8888FF 46 } 47 48 h5 { 49 color: #FB02F9 50 } 51 </style> 52 53 54 55 <div id="pay_area" 56 style="padding: 10px; background-color: #EDDCBE; text-align: center; font-family: & quot; 幼圓 &quot;; font-size: 15px; color: #272822; cursor: pointer; margin: 10px"> 57 <div id="pay_pic" align="center"> 58 59 <img 60 src="https://images.cnblogs.com/cnblogs_com/Renyi-Fan/1188097/o_fry4.png" 61 width="250px"> 62 63 </div> 64 65 <div align="center">微信掃一掃打賞支持</div> 66 <div align="center"> 67 已有<span style="font-weight: bold; color: #B82525">35</span>人支持 68 </div> 69 </div> //這一塊是我在管理頁面添加的打賞的代碼,博客園就直接放在這裏了 70 <!--PageBeginHtml Block End--> //這邊加註釋的話仍是很是好的,讓結構比較清晰 71 72 <!--done--> 73 <div id="home"> 74 <div id="header"> 75 <div id="blogTitle"> 76 <a id="lnkBlogLogo" href="http://www.cnblogs.com/Renyi-Fan/"><img 77 id="blogLogo" src="/Skins/custom/images/logo.gif" alt="返回主頁" /></a> 78 79 <!--done--> 80 <h1> 81 <a id="Header1_HeaderTitle" class="headermaintitle" 82 href="http://www.cnblogs.com/Renyi-Fan/">沒有背總結複習,如何成長</a> 83 </h1> 84 <h2>能用(做業);簡單例子;簡單例子+功能(優勢,好處);主幹(紮實,優勢,步驟)+枝葉;普遍(做用,步驟)+精練(經常使用);萬能的淘寶。</h2> 85 86 87 88 89 </div> 90 <!--end: blogTitle 博客的標題和副標題 --> 91 </div> 92 <!--end: header 頭部 --> //個人板塊註釋裏面也加上end就清晰了 93 94 <div id="main"> 95 <div id="mainContent"> 96 <div class="forFlow"> 97 <div id="navigator"> 98 99 <ul id="navList"> 100 <li><a id="blog_nav_sitehome" class="menu" 101 href="http://www.cnblogs.com/">博客園</a></li> 102 <li><a id="blog_nav_myhome" class="menu" 103 href="http://www.cnblogs.com/Renyi-Fan/">首頁</a></li> 104 <li><a id="blog_nav_newpost" class="menu" rel="nofollow" 105 href="https://i.cnblogs.com/EditPosts.aspx?opt=1">新隨筆</a></li> 106 <li><a id="blog_nav_contact" accesskey="9" class="menu" 107 rel="nofollow" 108 href="https://msg.cnblogs.com/send/%E5%A4%8D%E4%B9%A0%EF%BC%8C%E6%80%BB%E7%BB%93%EF%BC%8C%E5%AE%9E%E4%BE%8B">聯繫</a></li> 109 <li><a id="blog_nav_admin" class="menu" rel="nofollow" 110 href="https://i.cnblogs.com/">管理</a></li> 111 <li><a id="blog_nav_rss" class="menu" 112 href="http://www.cnblogs.com/Renyi-Fan/rss">訂閱</a> <a 113 id="blog_nav_rss_image" class="aHeaderXML" 114 href="http://www.cnblogs.com/Renyi-Fan/rss"><img 115 src="//www.cnblogs.com/images/xml.gif" alt="訂閱" /></a></li> 116 </ul> 117 118 119 <div class="blogStats"> 120 121 <div id="blog_stats"> 122 <!--done--> 123 隨筆- 1397 文章- 0 評論- 32 124 </div> 125 126 </div> 127 <!--end: blogStats --> 128 </div> 129 <!--end: navigator 博客導航欄 --> 130 131 <div id="post_detail"> 132 <!--done--> 133 <div id="topics"> 134 <div class="post"> 135 <h1 class="postTitle"> 136 <a id="cb_post_title_url" class="postTitle2" 137 href="http://www.cnblogs.com/Renyi-Fan/p/9045879.html">nslookup詳解(name 138 server lookup)( 域名查詢)</a> 139 </h1> 140 <div class="clear"></div> 141 <div class="postBody"> 142 <div id="cnblogs_post_body" class="blogpost-body"> 143 <h1 style="text-align: center">nslookup詳解(name server 144 lookup)( 域名查詢)</h1> 145 <h3>1、總結</h3> 146 <p> 147 一、<strong><span 148 style="color: #ff0000; background-color: #ffff00">爬蟲卻是很方便拿到頁面數據:</span></strong>a、網頁的頁面源碼咱們能夠輕鬆得到 149 b、好比cnsd博客,文章的正文內容所有放在<article></article>當中,因此很是好獲取,此時咱們獲取的是html的頁面 150 c、html的數據自帶格式,因此直接放到數據庫便可,由於數據庫裏面存的也就是html數據,要顯示的話直接把這部分數據放到頁面上面來便可 151 </p> 152 <p> 153 二、<strong><span 154 style="color: #ff0000; background-color: #ffff00">nslookup</span></strong>:(name 155 server lookup)( 域名查詢) 156 </p> 157 <p> </p> 158 <p> </p> 159 <h3>2、nslookup詳解(name server lookup)( 域名查詢)</h3> 160 <p> 161 nslookup能夠指定查詢的類型,能夠查到DNS記錄的生存時間還能夠指定使用哪一個<a 162 href="https://baike.baidu.com/item/DNS%E6%9C%8D%E5%8A%A1%E5%99%A8" 163 target="_blank">DNS服務器</a>進行解釋。在已安裝<a 164 href="https://baike.baidu.com/item/TCP%2FIP%E5%8D%8F%E8%AE%AE" 165 target="_blank">TCP/IP協議</a>的電腦上面都可以使用這個命令。主要用來診斷<a 166 href="https://baike.baidu.com/item/%E5%9F%9F%E5%90%8D%E7%B3%BB%E7%BB%9F" 167 target="_blank">域名系統</a> (DNS) 基礎結構的信息。Nslookup(name 168 server lookup)( <a 169 href="https://baike.baidu.com/item/%E5%9F%9F%E5%90%8D%E6%9F%A5%E8%AF%A2" 170 target="_blank"><strong>域名查詢</strong></a>):是一個用於查詢 <a 171 href="https://baike.baidu.com/item/Internet" target="_blank">Internet</a><a 172 href="https://baike.baidu.com/item/%E5%9F%9F%E5%90%8D" 173 target="_blank">域名</a>信息或診斷DNS 服務器問題的工具. 174 </p> 175 <p> </p> 176 <div class="para"> 177 nslookup是<span style="background-color: #ffff00">一個程序的名字</span>,這個程序讓因特網服務器管理員或任何的計算機用戶<span 178 style="background-color: #ffff00">輸入一個主機名(舉例來講,「whatis.com.cn」)並發現相應的IP地址</span>。它也會<span 179 style="background-color: #ffff00">相反的名字查找爲一個你指定的 IP 180 住址找出主機名</span>。 181 </div> 182 <div class="para"> 183 舉例,若是<span style="background-color: #ffff00">使用者輸入了「whatis.com.cn」(TechTarget中國站點之一),將會接受該網站的IP地址做爲迴應,是: 184 65.214.43.37</span> 185 </div> 186 <div class="para"> 187 <span style="background-color: #ffff00">或若是你輸入了「65.214.43.37」,它會返回「sites.techtarget.com.cn」</span>。 188 </div> 189 <div class="para"> 190 nslookup 191 發送域名查詢包給指定的(或默認的)域名系統(DNS)服務器。取決於使用者正在使用的系統,默認值多是使用的服務提供商的本地的DNS名字服務器,一些中間名字服務器,或者整個域名系統層次的根服務器系統。<br> 192 使用nslookup的Linux版本和其餘版本,使用者能找出和主機名或IP地址相聯繫的其餘信息的位置,例如相關的郵件服務。nslookup 193 和一些 Unix 操做系統包含在一塊兒,也包含在較後的Windows系統中。 從Windows XP到Windows 194 10中均可以在"命令提示符"中使用。nslookup查找一個IP地住址的更有限制的替代者是ping命令。 195 </div> 196 <p> </p> 197 <p> 198 nslookup [-opt ...] # 使用默認服務器的交互模式<br> nslookup [-opt 199 ...] - server # 使用 "server" 的交互模式<br> nslookup [-opt 200 ...] host # 僅查找使用默認服務器的 "host"<br> nslookup [-opt ...] 201 host server # 僅查找使用 "server" 的 "host" 202 </p> 203 <p> </p> 204 <p> 205 <img 206 src="https://images2018.cnblogs.com/blog/1163900/201805/1163900-20180516143006427-669405810.png" 207 alt=""> 208 </p> 209 <p> </p> 210 <h3> 3、nslookup命令詳解</h3> 211 <div id="article_content clearfix" 212 class="article_content csdn-tracking-statistics" 213 data-pid="blog" data-mod="popu_307" data-dsm="post"> 214 <div class="markdown_views"> 215 <p> 216 nslookup命令用於<strong>查詢DNS的記錄,查看域名解析是否正常,在網絡故障的時候用來診斷網絡問題。</strong> 217 nslookup的用法相對來講仍是蠻簡單的,主要是下面的幾個用法。 218 </p> 219 <p> </p> 220 <h3 id="1-直接查詢"> 221 <strong>1 直接查詢</strong> 222 </h3> 223 <p>這個可能你們用到最多,查詢一個域名的A記錄。</p> 224 <pre class="prettyprint"> 225 <code class=" hljs css"> 226 <span class="hljs-tag">nslookup</span> <span 227 class="hljs-tag">domain</span> <span 228 class="hljs-attr_selector">[dns-server]</span> 229 </code> 230 </pre> 231 <p>若是沒指定dns-server,用系統默認的dns服務器。下面是一個例子:</p> 232 <pre class="prettyprint"> 233 <code class=" hljs avrasm">[root@localhost ~]<span 234 class="hljs-preprocessor"># nslookup baidu.com</span> 235 <span class="hljs-label">Server:</span> <span class="hljs-number">10.30</span><span 236 class="hljs-number">.7</span><span class="hljs-number">.177</span> 237 <span class="hljs-label">Address:</span> <span class="hljs-number">10.30</span><span 238 class="hljs-number">.7</span><span class="hljs-number">.177</span><span 239 class="hljs-preprocessor">#53</span> 240 241 Non-authoritative answer: 242 <span class="hljs-label">Name:</span> baidu<span 243 class="hljs-preprocessor">.com</span> 244 <span class="hljs-label">Address:</span> <span class="hljs-number">123.125</span><span 245 class="hljs-number">.114</span><span class="hljs-number">.144</span> 246 <span class="hljs-label">Name:</span> baidu<span 247 class="hljs-preprocessor">.com</span> 248 <span class="hljs-label">Address:</span> <span class="hljs-number">111.13</span><span 249 class="hljs-number">.101</span><span class="hljs-number">.208</span> 250 <span class="hljs-label">Name:</span> baidu<span 251 class="hljs-preprocessor">.com</span> 252 <span class="hljs-label">Address:</span> <span class="hljs-number">180.149</span><span 253 class="hljs-number">.132</span><span class="hljs-number">.47</span> 254 <span class="hljs-label">Name:</span> baidu<span 255 class="hljs-preprocessor">.com</span> 256 <span class="hljs-label">Address:</span> <span class="hljs-number">220.181</span><span 257 class="hljs-number">.57</span><span class="hljs-number">.217</span> 258 </code> 259 </pre> 260 <p> </p> 261 <h3 id="2-查詢其餘記錄"> 262 <strong>2 查詢其餘記錄</strong> 263 </h3> 264 <p>直接查詢返回的是A記錄,咱們能夠指定參數,查詢其餘記錄,好比AAAA、MX等。</p> 265 <pre class="prettyprint"> 266 <code class=" hljs lasso">nslookup <span 267 class="hljs-attribute">-qt</span><span class="hljs-subst">=</span><span 268 class="hljs-keyword">type</span> domain <span 269 class="hljs-preprocessor">[</span>dns<span 270 class="hljs-attribute">-server</span><span 271 class="hljs-preprocessor">]</span> 272 </code> 273 </pre> 274 <p>其中,type能夠是如下這些類型:</p> 275 <ul> 276 <li>A 地址記錄</li> 277 <li>AAAA 地址記錄</li> 278 <li>AFSDB Andrew文件系統數據庫服務器記錄</li> 279 <li>ATMA ATM地址記錄</li> 280 <li>CNAME 別名記錄</li> 281 <li>HINFO 硬件配置記錄,包括CPU、操做系統信息</li> 282 <li>ISDN 域名對應的ISDN號碼</li> 283 <li>MB 存放指定郵箱的服務器</li> 284 <li>MG 郵件組記錄</li> 285 <li>MINFO 郵件組和郵箱的信息記錄</li> 286 <li>MR 更名的郵箱記錄</li> 287 <li><span 288 style="background-color: #ffff00; color: #ff0000"><strong>MX 289 郵件服務器記錄</strong></span></li> 290 <li>NS 名字服務器記錄</li> 291 <li>PTR 反向記錄</li> 292 <li>RP 負責人記錄</li> 293 <li>RT 路由穿透記錄</li> 294 <li>SRV TCP服務器信息記錄</li> 295 <li>TXT 域名對應的文本信息</li> 296 <li>X25 域名對應的X.25地址記錄</li> 297 </ul> 298 <p>例如:</p> 299 <pre class="prettyprint"> 300 <code class=" hljs avrasm">[root@localhost ~]<span 301 class="hljs-preprocessor"># nslookup -qt=mx baidu.com 8.8.8.8</span> 302 *** Invalid option: qt=mx 303 <span class="hljs-label">Server:</span> <span class="hljs-number">8.8</span><span 304 class="hljs-number">.8</span><span class="hljs-number">.8</span> 305 <span class="hljs-label">Address:</span> <span class="hljs-number">8.8</span><span 306 class="hljs-number">.8</span><span class="hljs-number">.8</span><span 307 class="hljs-preprocessor">#53</span> 308 309 Non-authoritative answer: 310 <span class="hljs-label">Name:</span> baidu<span 311 class="hljs-preprocessor">.com</span> 312 <span class="hljs-label">Address:</span> <span class="hljs-number">111.13</span><span 313 class="hljs-number">.101</span><span class="hljs-number">.208</span> 314 <span class="hljs-label">Name:</span> baidu<span 315 class="hljs-preprocessor">.com</span> 316 <span class="hljs-label">Address:</span> <span class="hljs-number">123.125</span><span 317 class="hljs-number">.114</span><span class="hljs-number">.144</span> 318 <span class="hljs-label">Name:</span> baidu<span 319 class="hljs-preprocessor">.com</span> 320 <span class="hljs-label">Address:</span> <span class="hljs-number">180.149</span><span 321 class="hljs-number">.132</span><span class="hljs-number">.47</span> 322 <span class="hljs-label">Name:</span> baidu<span 323 class="hljs-preprocessor">.com</span> 324 <span class="hljs-label">Address:</span> <span class="hljs-number">220.181</span><span 325 class="hljs-number">.57</span><span class="hljs-number">.217</span> 326 </code> 327 </pre> 328 <p> </p> 329 <h3 id="3-查詢更具體的信息"> 330 <strong>3 查詢更具體的信息</strong> 331 </h3> 332 <p>查詢語法:</p> 333 <pre class="prettyprint"> 334 <code class=" hljs css"> 335 <span class="hljs-tag">nslookup</span> –<span 336 class="hljs-tag">d</span> <span 337 class="hljs-attr_selector">[其餘參數]</span> <span 338 class="hljs-tag">domain</span> <span 339 class="hljs-attr_selector">[dns-server]</span> 340 </code> 341 </pre> 342 <p>只要在查詢的時候,加上-d參數,便可查詢域名的緩存。</p> 343 </div> 344 </div> 345 <p> </p> 346 </div> 347 <div id="MySignature"></div> 348 <div class="clear"></div> 349 <div id="blog_post_info_block"> 350 <div id="BlogPostCategory"></div> 351 <div id="EntryTag"></div> 352 <div id="blog_post_info"></div> 353 <div class="clear"></div> 354 <div id="post_next_prev"></div> 355 </div> 356 357 358 </div> 359 <div class="postDesc"> 360 posted @ <span id="post-date">2018-05-16 14:32</span> <a 361 href='http://www.cnblogs.com/Renyi-Fan/'>複習,總結,實例</a> 閱讀(<span 362 id="post_view_count">...</span>) 評論(<span 363 id="post_comment_count">...</span>) <a 364 href="https://i.cnblogs.com/EditPosts.aspx?postid=9045879" 365 rel="nofollow">編輯</a> <a href="#" 366 onclick="AddToWz(9045879);return false;">收藏</a> 367 </div> 368 </div> 369 <script type="text/javascript">var allowComments=true,cb_blogId=354844,cb_entryId=9045879,cb_blogApp=currentBlogApp,cb_blogUserGuid='95b22970-55ce-43b9-6768-08d496e65ef5',cb_entryCreatedDate='2018/5/16 14:32:00';loadViewCount(cb_entryId);var cb_postType=1;</script> 370 371 </div> 372 <!--end: topics 文章、評論容器--> 373 </div> 374 <a name="!comments"></a> 375 <div id="blog-comments-placeholder"></div> 376 <script type="text/javascript">var commentManager = new blogCommentManager();commentManager.renderComments(0);</script> 377 <div id='comment_form' class='commentform'> 378 <a name='commentform'></a> 379 <div id='divCommentShow'></div> 380 <div id='comment_nav'> 381 <span id='span_refresh_tips'></span><a href='javascript:void(0);' 382 onclick='return RefreshCommentList();' id='lnk_RefreshComments' 383 runat='server' clientidmode='Static'>刷新評論</a><a href='#' 384 onclick='return RefreshPage();'>刷新頁面</a><a href='#top'>返回頂部</a> 385 </div> 386 <div id='comment_form_container'></div> 387 <div class='ad_text_commentbox' id='ad_text_under_commentbox'></div> 388 <div id='ad_t2'></div> 389 <div id='opt_under_post'></div> 390 <div id='cnblogs_c1' class='c_ad_block'></div> 391 <div id='under_post_news'></div> 392 <div id='cnblogs_c2' class='c_ad_block'></div> 393 <div id='under_post_kb'></div> 394 <div id='HistoryToday' class='c_ad_block'></div> 395 <script type='text/javascript'> 396 fixPostBody(); 397 setTimeout(function () { incrementViewCount(cb_entryId); }, 50); 398 deliverAdT2(); 399 deliverAdC1(); 400 deliverAdC2(); 401 loadNewsAndKb(); 402 loadBlogSignature(); 403 LoadPostInfoBlock(cb_blogId, cb_entryId, cb_blogApp, cb_blogUserGuid); 404 GetPrevNextPost(cb_entryId, cb_blogId, cb_entryCreatedDate, cb_postType); 405 loadOptUnderPost(); 406 GetHistoryToday(cb_blogId, cb_blogApp, cb_entryCreatedDate); 407 </script> 408 </div> 409 410 411 </div> 412 <!--end: forFlow --> 413 </div> 414 <!--end: mainContent 主體內容容器--> 415 416 <div id="sideBar"> 417 <div id="sideBarMain"> 418 419 <!--done--> 420 <div class="newsItem"> 421 <h3 class="catListTitle">公告</h3> 422 <div id="blog-news"></div> 423 <script type="text/javascript">loadBlogNews();</script> 424 </div> 425 426 <div id="calendar"> 427 <div id="blog-calendar" style="display: none"></div> 428 <script type="text/javascript">loadBlogDefaultCalendar();</script> 429 </div> 430 431 <DIV id="leftcontentcontainer"> 432 <div id="blog-sidecolumn"></div> 433 <script type="text/javascript">loadBlogSideColumn();</script> 434 </DIV> 435 436 </div> 437 <!--end: sideBarMain --> 438 </div> 439 <!--end: sideBar 側邊欄容器 --> 440 <div class="clear"></div> 441 </div> 442 <!--end: main --> 443 <div class="clear"></div> 444 <div id="footer"> 445 446 <!--done--> 447 Copyright ©2018 複習,總結,實例 448 </div> 449 <!--end: footer --> 450 </div> 451 <!--end: home 自定義的最大容器 --> 452 </body> 453 </html>