** ¥É¥á¥¤¥óÊÔ [#n0a82aa9]
 - ¼«Ê¬PC¤«¤é¥É¥á¥¤¥ó¤ò°ú¤¯
 -- ¤Þ¤º¡¢DNS¥­¥ã¥Ã¥·¥å¥µ¡¼¥Ð¤òõ¤·¤Ë¹Ô¤¯
 --- ¤É¤³¤ËDNS¥­¥ã¥Ã¥·¥å¥µ¡¼¥Ð¤Î¾ðÊ󤬤¢¤ë¤«
 ¢ªLinux¤Ê¤é¥ì¥¾¥ë¥Ö.conf
 ¢ªWindows¤Ï¤ï¤«¤ó¤Í£÷
 ¢¨¤¿¤À¤·¡¢ipconfig /all ¤Ç³Îǧ¤Ï²Äǽ
 
 -- ¸«¤Ä¤«¤é¤Ê¤±¤ì¤Ð¡¢LAN¾å¤ÎDNS¤òé¤ë
 --- LAN¾å¤ÎDNS¤Ã¤Æ¤Î¤Ï¥ë¡¼¥¿¤Ë¤¢¤ë
 ¢ª192.168.0.2¤¬¥ë¡¼¥¿¡£¤³¤ì¤Ë¥í¥°¥¤¥ó¤·¤Æ¤É¤³¤¾¤ä(ppp¼þÊÕ)¤ò¸«¤ë¤ÈNS¤¬ºÜ¤Ã¤Æ¤ë
 
 -- NS¤Ë°ú¤­¤Ë¹Ô¤¯
 --- ¥¢¡¼¥¯¤ÎDNS¥µ¡¼¥Ð¤Ïradish¤Ê¤Î¤Ç¡¢¥³¥¤¥Ä¤Ë³Îǧ¤¹¤ë
  $ dig google.com @radish
 
 -- radish¤¬¤â¤·ÃΤé¤Ê¤±¤ì¤Ð¡¢¥ë¡¼¥È¥µ¡¼¥Ð¤«¤éé¤ë¤³¤È¤Ë¤Ê¤ë
 --- ¥ë¡¼¥È¥µ¡¼¥Ð¤òÄ´¤Ù¤ë¤Ë¤Ï¡¢¡¢
  $ dig ns @.
  .                       5d21h46m9s IN NS  I.ROOT-SERVERS.NET.
 
 -- ¤ó¤¸¤ã¡¢¥ë¡¼¥È¥µ¡¼¥Ð¤ËÌ䤦¡ª
  $ dig google.com @I.ROOT-SERVERS.NET
  com.                    2D IN NS        J.GTLD-SERVERS.NET.
 
 -- ¼¡¤ÎGTLD¤ËÌ䤦¡ª
  $ dig google.com @J.GTLD-SERVERS.NET.
  google.com.             2D IN NS        ns1.google.com.
 
 -- ¤©¡ª¤½¤ì¤Ã¤Ý¤¤NS¤¬¡ª¥´¡¼¥ë¤Ï¶á¤¤¡£Ì䤦¡ª
  $ dig google.com @ns1.google.com
  google.com.             5M IN A         64.233.187.99
  google.com.             5M IN A         64.233.167.99
  google.com.             5M IN A         72.14.207.99
 
 -- ¥Ç¥¿¡ª
 --- 3¤Ä¤¢¤ë¤Î¤Ï1¤Ä¤Î¥É¥á¥¤¥ó¤Ç3¤Ä¤ÎIP¤ò³ä¤êÅö¤Æ¤Æ¤¤¤ë¤«¤é¡£
 --- ¤³¤Î¤¦¤Á¤É¤ÎIP¤òNS¤¬ÊÖ¤¹¤«¤Ï¥é¥ó¥À¥à¡£¤³¤ì¤ò¢ª¥é¥¦¥ó¥É¥í¥Ó¥ó ¤È¸Æ¤Ö
 ¢ª¥é¥¦¥ó¥É¥í¥Ó¥ó¤Ë¤è¤Ã¤Æ¡¢Éé²Ùʬ»¶¤¬¤Ê¤µ¤ì¤ë
 
 
 ** IPÊÔ [#df82bfee]
 - IP¤«¤é¥É¥á¥¤¥ó¤ò°ú¤¯
 -- ¤¤¤­¤Ê¤ê΢µ»
  $ nslookup 72.14.207.99
  Name:    eh-in-f99.google.com
  Address:  72.14.207.99
 
 -- ¥Ç¥¿¡ª£÷£÷£÷
 
 -- ¤Þ¤¡¡¢ÃÏÆ»¤Ë¹Ô¤³¤¦
 --- ¥¤¥ó¥¢¥À¡¼¥¢¡¼¥Ñ¡ª¤È¡¢ptr¤¬¥Ý¥¤¥ó¥È¡ª
  $ dig ptr 99.207.14.72.in-addr.arpa @I.ROOT-SERVERS.NET.
  72.in-addr.arpa.        1D IN NS        indigo.ARIN.NET.
 
 -- ¼¡¡¢¥¢¥ê¥ó¤ËÌ䤦¡ª
  $ dig ptr 99.207.14.72.in-addr.arpa @indigo.ARIN.NET
  207.14.72.in-addr.arpa.  1D IN NS  NS3.GOOGLE.COM.
 
 -- ¤è¤·¡¢¤´¤Ã¤´¤ë¡ª
  $ dig ptr 99.207.14.72.in-addr.arpa @NS3.GOOGLE.COM
  99.207.14.72.in-addr.arpa.  1D IN PTR  eh-in-f99.google.com.
 
 -- ¥Ò¥±¥¿¡ªv(¡°¡°)
 
 - ¿ÊÃϤµ¤ó¤«¤é¼ÁÌ䡧¥É¥á¥¤¥ó¤«¤éIP°ú¤¯¤ÈÊ£¿ô½Ð¤ë¤Î¤Ë¡¢IP¤«¤é¥É¥á¥¤¥ó¤Ï1¸Ä¤À¤±¤Ê¤Î¤Ï¤ª¤«¤·¤¯¤Í¡©
 ¢ª²óÅú¡§IP¤«¤é¥É¥á¥¤¥ó¤Ïɬ¤º1¸Ä¤À¤±³ä¤êÅö¤Æ¤é¤ì¤ë
 ¢ªÎ㤨¤Ð¡¢¥Ð¡¼¥Á¥ã¥ë¥Û¥¹¥È¤Î¾ì¹ç¤â¡¢¥É¥á¥¤¥ó¤¬Ê£¿ô¤¢¤Ã¤Æ¤â³ä¤êÅö¤Æ¤ëIP¤Ï°ì½ï¡£
 ¡¡¤Ä¤Þ¤ê¡¢¤É¤Î¥É¥á¥¤¥ó¤ò°ú¤¤¤Æ¤âÊÖ¤¹IP¤ÏƱ¤¸¡£
 
 -- ¸¡¾Ú 
  $ dig tkrb.ark-web.jp @ns1.ark-web.jp
  tkrb.ark-web.jp.        30M IN A        203.196.20.101
  tkrb.ark-web.jp.        30M IN A        203.196.20.101
  
  $ dig uogashi-meicha.ark-web.jp @ns1.ark-web.jp
  uogashi-meicha.ark-web.jp.  30M IN A  203.196.20.101
  uogashi-meicha.ark-web.jp.  30M IN A  203.196.20.101
 
 -- Ʊ¤¸¤Ë¤Ê¤Ã¤¿¡£¤Í¡©´Êñ¤Ç¤·¤ç¡©by ¥Ü¥Ö
 
 -- ¤Ç¤Ï¡¢203.196.20.101¤Ã¤Æ¤É¤³?
  $ nslookup 203.196.20.101
  Name:    203.196.20.101.static.zoot.jp
  Address:  203.196.20.101
 
 -- ¤Ï¡©.static.zoot.jp¤Ã¤Æ¤Ê¤Ë¡©
 ¢ªÄ´¤Ù¤Þ¤·¤¿¡£
 http://nayuki.homeunix.com/~stakasa/cgi-bin/spaspa-zhongyi.html#03
  > Ʊ¤¸IP¥¢¥É¥ì¥¹¤Ç¤â¥É¥á¥¤¥ó̾¤òÊѤ¨¤ë¤³¤È¤ÇÀܳÀèÅù¤òȽÊ̤¹¤ë¤³¤È¤Ê¤É¤¬¹Ô¤ï¤ì¤Æ¤¤¤Þ¤¹
  > ¤½¤Î·ë²Ì¡¢°ì¤Ä¤ÎIP¥¢¥É¥ì¥¹¤¬¤¿¤¯¤µ¤ó¤Î¥É¥á¥¤¥ó̾¤ò·ó¤Í¤Æ¤¤¤ë¤È¤¤¤¦¾ì¹ç¤¬Â¸ºß...
 
 --- ʬ¤«¤Ã¤¿¤è¤¦¤Êʬ¤«¤é¤ó¤è¤¦¤Ê¡£¡£
 ¢ª203.196.20.101¤Ë¤Ï¤¿¤¯¤µ¤ó¤Î¥É¥á¥¤¥ó¤¬³ä¤êÅö¤Æ¤é¤ì¤Æ¤¤¤ë
 ¢ª203.196.20.101¤Î¥É¥á¥¤¥ó¤ò°ú¤¤¤Æ¤â¡¢1¤Ä¸ÂÄꤷ¤Æ½Ð¤»¤Ê¤¤¤È¤«? °ã¤¦µ¤¤¬¤¹¤ë¡Ä
 
 
 -- µ¤¤ò¼è¤êľ¤·¤Æ¸¡¾Ú£²
 --- ¥­¥ã¥Ã¥·¥å¥µ¡¼¥Ð¤Î¾ðÊó¤ò»È¤Ã¤Á¤ã¤¨
  $ dig tkrb.ark-web.jp
  tkrb.ark-web.jp.        23h39m29s IN A  192.168.0.77
  tkrb.ark-web.jp.        23h39m29s IN A  192.168.0.77
  
  $ dig uogashi-meicha.ark-web.jp
  uogashi-meicha.ark-web.jp.  23h2m2s IN A  192.168.0.77
  uogashi-meicha.ark-web.jp.  23h2m2s IN A  192.168.0.77
  
  $ nslookup 192.168.0.77
  Name:    okra.ark-web.jp
  Address:  192.168.0.77
 
 -- okra¤¬½Ð¤Æ¤­¤¿¡£¤Í¡©´Êñ¤Ç¤·¤ç¡©by ¥Ü¥Ö
 
 
 -- ¤¸¤ã¡¢carrot¤â¤«¤Ê¡©
  $ dig snippy.ark-web.jp
  snippy.ark-web.jp.      1D IN A         192.168.0.44
  
  $ nslookup 192.168.0.44
  Name:    celery.ark-web.jp
  Address:  192.168.0.44
 
 -- celery¤Ã¤Æ¡Ä¤³¤ì¤¬¥¢¡¼¥¯»°Â祵¡¼¥Ð¤ÎÆæ¤À£÷
 
 
 -- ¤½¤ì¤Ï¤µ¤Æ¤ª¤­¡¢¡¢celery, okra¤Î·ë²Ì¤«¤é¸À¤¨¤ë¤Î¤Ï¡ª
 --- ¤ä¤Ã¤Ñ¤êIP¤Ë¥É¥á¥¤¥ó¤¿¤¯¤µ¤ó³ä¤êÅö¤Æ¤Æ¤è¤¦¤¬ .static.zoot.jp ¤Ë¤Ï¤Ê¤é¤Ê¤¤
 ¢ªÆ椬1¸Ä»Ä¤Ã¤¿¡£¡£
 
 ----
 *** Äɵ­(2007/10/02) [#q1f81fd0]
 -- ¥É¥á¥¤¥ó̾¤ÎµÕ°ú¤­¤ÏIP¥¢¥É¥ì¥¹¤ò´ÉÍý¤·¤Æ¤¤¤ë¤È¤³¤í¤¬·è¤á¤Æ¤¤¤ë
 ¢ªIP¥¢¥É¥ì¥¹¤ò´ÉÍý¤·¤Æ¤¤¤ë²ñ¼Ò¤Î¥ë¡¼¥ë¤È¤·¤Æ¡¢µÕ°ú¤­¤ÎºÝ¤Ï IP¥¢¥É¥ì¥¹.static.zoot.jp ¤È¤¤¤¦¥É¥á¥¤¥ó̾¤Ë¤·¤Æ¤¤¤ë
 ¢ª¥­¥ã¥Ã¥·¥å¥µ¡¼¥Ð¤Ï¡¢¥¦¥Á¤Î¥µ¡¼¥Ð´ÉÍý¼Ô¤¬·è¤á¤é¤ì¤ë¤Î¤Ç¡¢okra.ark-web.jp ¤È¤¤¤¦¤è¤¦¤Ê¥É¥á¥¤¥ó̾¤È¤·¤Æ¤¤¤ë
 
 -- ¤Ê¤¼¡¢203.196.20.101.static.zoot.jp ¤È¤¤¤¦IP¥¢¥É¥ì¥¹¡Ü¦Á¤Î·Á¼°¤À¤Ã¤¿¤ê¡¢
 okra.ark-web.jp ¤È¤¤¤¦¥É¥á¥¤¥ó̾¤Ë¶á¤¤·Á¼°¤À¤Ã¤¿¤ê¤¹¤ë¤Î¤«¡©¤È¤¤¤¦µ¿Ìä¤Ë¤Ä¤¤¤Æ¤Ï¡¢
 ''IP¥¢¥É¥ì¥¹¤ò´ÉÍý¤·¤Æ¤¤¤ë¤È¤³¤í¤Î¥ë¡¼¥ë''¤À¤Ã¤¿¡¢¤È¤¤¤¦¤³¤È¤Ë¤Ê¤ë¡£
 
 -- Ä̾¥æ¡¼¥¶¡¼¤ÏµÕ°ú¤­ÍѤΥɥᥤ¥ó¤òÌܤˤ¹¤ë¤³¤È¤Ï¤Ê¤¤
 ¢ª¤è¤Ã¤Æ¡¢IP¥¢¥É¥ì¥¹.static.zoot.jp ¤È¤¤¤¦¤è¤¦¤ÊIP¥¢¥É¥ì¥¹¤è¤ê¤µ¤é¤ËŤ¤Ì¾Á°¤Î¥É¥á¥¤¥ó̾¤Ç¤âÌäÂê¤Ê¤¤¤È¤¤¤¦¤ï¤±
 
 -- µÕ°ú¤­¤ò²¿¤ËÍøÍѤ¹¤ë¤«
 ¢ªIP¥¢¥É¥ì¥¹¤À¤±Ê¬¤«¤Ã¤Æ¤¤¤ë¤¬¡¢¥É¥á¥¤¥ó¥ì¥Ù¥ë¤Çhosts.allow¤òµö²Ä¤·¤¿¤¤¾ì¹ç¤Ê¤É¤Ç¡¢µÕ°ú¤­¤·¤¿¥É¥á¥¤¥ó̾¤¬¼è¤Ã¤Æ¤³¤ì¤ë
 ----
 
 
 ** ¼«¿È¤ò°ú¤¯ [#jf06a30d]
 - ¾å°Ì¥ì¥¸¥¹¥È¥é¤Ï¡¢²¼°Ì¤ÎDNS¥µ¡¼¥Ð¤ÎIP¤ò»ý¤Ã¤Æ¤¤¤ë
 -- ¤³¤ì¤Ë¤è¤ê²¼°Ì¤ÎDNS¤¬¼«Ê¬¤ÎIP¤ò°ú¤¯¤È¤­¤Ë¡¢¾å°Ì¤ËÍê¤ë
  $ dig ns1.ark-web.jp @I.ROOT-SERVERS.NET
  jp.                     2D IN NS        F.DNS.jp.
  
  $ dig ns1.ark-web.jp @F.DNS.jp
  ns1.ark-web.jp.         1D IN A         210.155.67.164
 
 -- ¤Ç¤¿¡ª¡Ä¤È¤¤¤¦¤è¤ê¡¢Á°¤«¤é¤Ç¤Æ¤¿¡ª

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