{"id":33411,"date":"2019-10-09T10:56:20","date_gmt":"2019-10-09T07:26:20","guid":{"rendered":"https:\/\/airoserver.com\/?p=1534"},"modified":"2022-04-04T09:21:18","modified_gmt":"2022-04-04T04:51:18","slug":"what-is-subnet-mask","status":"publish","type":"post","link":"https:\/\/airoserver.com\/de\/engagiert\/was-ist-eine-subnetzmaske\/","title":{"rendered":"Was ist eine Subnetzmaske?"},"content":{"rendered":"<p>In unserem letzten Beitrag haben wir \u00fcber <a href=\"https:\/\/airoserver.com\/de\/engagiert\/ip-adressklassen\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"IP-Klassen (\u00f6ffnet in einer neuen Registerkarte)\">IP-Klassen<\/a> und wir haben gesagt, dass jede IP aus einer Netzwerk-ID und einer Host-ID besteht. Nun wollen wir sehen, wie wir die Netzwerk-ID (die festen Oktette) von der Host-ID (die variablen Oktette) unterscheiden k\u00f6nnen, wozu wir zun\u00e4chst die Subnetzmaske erkl\u00e4ren m\u00fcssen.<\/p>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><strong>Subnetz-Maske:<\/strong><\/h4>\r\n\r\n\r\n\r\n<p>In der Tat ist die Subnetzmaske etwas, das uns hilft, die Netzwerk-ID und die Host-ID in einer IP zu unterscheiden. Wie bei IPv4 hat die Subnetzmaske eine Gr\u00f6\u00dfe von 32 Bit. Mit anderen Worten, sie hat 4 Oktette, wobei jedes Oktett 8 Bits enth\u00e4lt. Von links nach rechts kann jedes Bit den Wert 0 oder 1 annehmen. Alle Bits, die den Wert 1 haben, zeigen die Netzwerk-ID und alle Bits, die den Wert 0 haben, zeigen unsere Host-ID. Das bedeutet, dass eine Subnetzmaske in <a href=\"https:\/\/en.wikipedia.org\/wiki\/Binary_number\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"binary (\u00f6ffnet in einer neuen Registerkarte)\">bin\u00e4r<\/a> ist in etwa so:<\/p>\r\n\r\n\r\n\r\n<p><strong>11111111 00000000 00000000 00000000<\/strong><\/p>\r\n\r\n\r\n\r\n<p>Wenn wir nun die genaue Subnetzmaske in <a href=\"https:\/\/en.wikipedia.org\/wiki\/Decimal\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Decimal (\u00f6ffnet in einer neuen Registerkarte)\">dezimal<\/a>Es wird in etwa so aussehen:<\/p>\r\n\r\n\r\n\r\n<p><strong>255.0.0.0<\/strong><\/p>\r\n\r\n\r\n\r\n<p>Wie Sie vielleicht aus dem obigen Beispiel verstanden haben, ist f\u00fcr jedes feste Oktett einer IP das Oktett 255 in der Subnetzmaske.<\/p>\r\n\r\n\r\n\r\n<p><strong>Ein weiteres Beispiel:<\/strong> 255.255.255.0<\/p>\r\n\r\n\r\n\r\n<p>Diese Subnetzmaske zeigt, dass es sich bei dieser IP um eine IP der Klasse C handelt, da die ersten drei Oktette unserer Subnetzmaske 255 sind, was bedeutet, dass es sich um feste Oktette handelt. Im Beitrag \u00fcber IP-Klassen haben wir gesagt, dass eine IP der Klasse C angeh\u00f6rt, wenn die ersten drei Oktette einer IP unsere Netzwerk-ID anzeigen.<\/p>\r\n\r\n\r\n\r\n<p>Wir m\u00fcssen erw\u00e4hnen, dass alle Oktette einer Maske (in Dezimal), die uns die Netzwerk-ID anzeigen, nicht immer 255 gro\u00df sind. Dies ist nur der Fall, wenn alle 8 Bits eines Oktetts den Wert 1 haben. Wenn die Oktette einen geringeren Wert als 255 haben, bedeutet dies, dass das ganze Oktett nicht unsere Netzwerk-ID ist und wir die dezimale Subnetzmaske in eine bin\u00e4re umwandeln m\u00fcssen, um sie herauszufinden. In der folgenden Abbildung finden Sie einige Beispiele:<\/p>\r\n\r\n\r\n\r\n<div class=\"wp-block-image\">\r\n<figure class=\"aligncenter\"><img decoding=\"async\" class=\"wp-image-1539\" src=\"https:\/\/airoserver.com\/wp-content\/uploads\/2019\/10\/EN-binary-subnet-mask.png\" alt=\"Subnetz-Maske\" \/><\/figure>\r\n<\/div>\r\n\r\n\r\n\r\n<p>Die erste Spalte zeigt die Anzahl der Bits, die den Wert 1 haben. So ist \/8 die Klasse A, \/16 die Klasse B und \/24 die Klasse C.<\/p>","protected":false},"excerpt":{"rendered":"<p>In our last post, we explained about IP classes and we said every IP consists of Network ID and Host ID. Now let&#8217;s see how we can distinguish Network ID (the fixed octets) from Host ID (the variable octets).For this matter, we have to explain about subnet mask first. Subnet mask: In fact, Subnet mask [&hellip;]<\/p>","protected":false},"author":5,"featured_media":33968,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[179,176,182,178],"tags":[85,184],"class_list":["post-33411","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-airoserver","category-dedicated","category-shared-hosting","category-airo-vps","tag-airoserver","tag-network"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is Subnet mask?<\/title>\n<meta name=\"description\" content=\"Subnet mask is something to help us distinguish Network ID and Host ID in an IP. Like an IPv4, subnet mask is 32 bit in size.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/airoserver.com\/de\/engagiert\/was-ist-eine-subnetzmaske\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is Subnet mask?\" \/>\n<meta property=\"og:description\" content=\"Subnet mask is something to help us distinguish Network ID and Host ID in an IP. Like an IPv4, subnet mask is 32 bit in size.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/airoserver.com\/de\/engagiert\/was-ist-eine-subnetzmaske\/\" \/>\n<meta property=\"og:site_name\" content=\"Airoserver | Cloud Hosting Solutions\" \/>\n<meta property=\"article:published_time\" content=\"2019-10-09T07:26:20+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-04-04T04:51:18+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/airoserver.com\/wp-content\/uploads\/2019\/10\/What-is-Subnet-mask-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"700\" \/>\n\t<meta property=\"og:image:height\" content=\"321\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"SEO Team\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Verfasst von\" \/>\n\t<meta name=\"twitter:data1\" content=\"SEO Team\" \/>\n\t<meta name=\"twitter:label2\" content=\"Gesch\u00e4tzte Lesezeit\" \/>\n\t<meta name=\"twitter:data2\" content=\"2\u00a0Minuten\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/airoserver.com\/dedicated\/what-is-subnet-mask\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/airoserver.com\/dedicated\/what-is-subnet-mask\/\"},\"author\":{\"name\":\"SEO Team\",\"@id\":\"https:\/\/airoserver.com\/#\/schema\/person\/62f9488eeb65ea1e571178292d4bb897\"},\"headline\":\"What is Subnet mask?\",\"datePublished\":\"2019-10-09T07:26:20+00:00\",\"dateModified\":\"2022-04-04T04:51:18+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/airoserver.com\/dedicated\/what-is-subnet-mask\/\"},\"wordCount\":339,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/airoserver.com\/#organization\"},\"keywords\":[\"airoserver\",\"Network\"],\"articleSection\":[\"AiroServer\",\"Dedicated\",\"Shared Hosting\",\"VPS\"],\"inLanguage\":\"de\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/airoserver.com\/dedicated\/what-is-subnet-mask\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/airoserver.com\/dedicated\/what-is-subnet-mask\/\",\"url\":\"https:\/\/airoserver.com\/dedicated\/what-is-subnet-mask\/\",\"name\":\"What is Subnet mask?\",\"isPartOf\":{\"@id\":\"https:\/\/airoserver.com\/#website\"},\"datePublished\":\"2019-10-09T07:26:20+00:00\",\"dateModified\":\"2022-04-04T04:51:18+00:00\",\"description\":\"Subnet mask is something to help us distinguish Network ID and Host ID in an IP. Like an IPv4, subnet mask is 32 bit in size.\",\"breadcrumb\":{\"@id\":\"https:\/\/airoserver.com\/dedicated\/what-is-subnet-mask\/#breadcrumb\"},\"inLanguage\":\"de\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/airoserver.com\/dedicated\/what-is-subnet-mask\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/airoserver.com\/dedicated\/what-is-subnet-mask\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/airoserver.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"What is Subnet mask?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/airoserver.com\/#website\",\"url\":\"https:\/\/airoserver.com\/\",\"name\":\"Airoserver | Cloud Hosting Solutions\",\"description\":\"Cloud server | Dedicated server | Domain | Hosting| SSL | Virtual server | Airoserver\",\"publisher\":{\"@id\":\"https:\/\/airoserver.com\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/airoserver.com\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"de\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/airoserver.com\/#organization\",\"name\":\"Airoserver | Cloud Hosting Solutions\",\"url\":\"https:\/\/airoserver.com\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"de\",\"@id\":\"https:\/\/airoserver.com\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/airoserver.com\/wp-content\/uploads\/2023\/09\/logo_airoserver.png\",\"contentUrl\":\"https:\/\/airoserver.com\/wp-content\/uploads\/2023\/09\/logo_airoserver.png\",\"width\":925,\"height\":880,\"caption\":\"Airoserver | Cloud Hosting Solutions\"},\"image\":{\"@id\":\"https:\/\/airoserver.com\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/airoserver.com\/#\/schema\/person\/62f9488eeb65ea1e571178292d4bb897\",\"name\":\"SEO Team\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"de\",\"@id\":\"https:\/\/airoserver.com\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/0cc6a1209a0e36c0bf4f0fcdcd743946df92fde7ba86163b0724f194a722a861?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/0cc6a1209a0e36c0bf4f0fcdcd743946df92fde7ba86163b0724f194a722a861?s=96&d=mm&r=g\",\"caption\":\"SEO Team\"},\"url\":\"https:\/\/airoserver.com\/de\/author\/seoteam\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"What is Subnet mask?","description":"Subnet mask is something to help us distinguish Network ID and Host ID in an IP. Like an IPv4, subnet mask is 32 bit in size.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/airoserver.com\/de\/engagiert\/was-ist-eine-subnetzmaske\/","og_locale":"de_DE","og_type":"article","og_title":"What is Subnet mask?","og_description":"Subnet mask is something to help us distinguish Network ID and Host ID in an IP. Like an IPv4, subnet mask is 32 bit in size.","og_url":"https:\/\/airoserver.com\/de\/engagiert\/was-ist-eine-subnetzmaske\/","og_site_name":"Airoserver | Cloud Hosting Solutions","article_published_time":"2019-10-09T07:26:20+00:00","article_modified_time":"2022-04-04T04:51:18+00:00","og_image":[{"width":700,"height":321,"url":"https:\/\/airoserver.com\/wp-content\/uploads\/2019\/10\/What-is-Subnet-mask-1.jpg","type":"image\/jpeg"}],"author":"SEO Team","twitter_card":"summary_large_image","twitter_misc":{"Verfasst von":"SEO Team","Gesch\u00e4tzte Lesezeit":"2\u00a0Minuten"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/airoserver.com\/dedicated\/what-is-subnet-mask\/#article","isPartOf":{"@id":"https:\/\/airoserver.com\/dedicated\/what-is-subnet-mask\/"},"author":{"name":"SEO Team","@id":"https:\/\/airoserver.com\/#\/schema\/person\/62f9488eeb65ea1e571178292d4bb897"},"headline":"What is Subnet mask?","datePublished":"2019-10-09T07:26:20+00:00","dateModified":"2022-04-04T04:51:18+00:00","mainEntityOfPage":{"@id":"https:\/\/airoserver.com\/dedicated\/what-is-subnet-mask\/"},"wordCount":339,"commentCount":0,"publisher":{"@id":"https:\/\/airoserver.com\/#organization"},"keywords":["airoserver","Network"],"articleSection":["AiroServer","Dedicated","Shared Hosting","VPS"],"inLanguage":"de","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/airoserver.com\/dedicated\/what-is-subnet-mask\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/airoserver.com\/dedicated\/what-is-subnet-mask\/","url":"https:\/\/airoserver.com\/dedicated\/what-is-subnet-mask\/","name":"What is Subnet mask?","isPartOf":{"@id":"https:\/\/airoserver.com\/#website"},"datePublished":"2019-10-09T07:26:20+00:00","dateModified":"2022-04-04T04:51:18+00:00","description":"Subnet mask is something to help us distinguish Network ID and Host ID in an IP. Like an IPv4, subnet mask is 32 bit in size.","breadcrumb":{"@id":"https:\/\/airoserver.com\/dedicated\/what-is-subnet-mask\/#breadcrumb"},"inLanguage":"de","potentialAction":[{"@type":"ReadAction","target":["https:\/\/airoserver.com\/dedicated\/what-is-subnet-mask\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/airoserver.com\/dedicated\/what-is-subnet-mask\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/airoserver.com\/"},{"@type":"ListItem","position":2,"name":"What is Subnet mask?"}]},{"@type":"WebSite","@id":"https:\/\/airoserver.com\/#website","url":"https:\/\/airoserver.com\/","name":"Airoserver | Cloud Hosting Solutions","description":"Cloud server | Dedicated server | Domain | Hosting| SSL | Virtual server | Airoserver","publisher":{"@id":"https:\/\/airoserver.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/airoserver.com\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"de"},{"@type":"Organization","@id":"https:\/\/airoserver.com\/#organization","name":"Airoserver | Cloud Hosting Solutions","url":"https:\/\/airoserver.com\/","logo":{"@type":"ImageObject","inLanguage":"de","@id":"https:\/\/airoserver.com\/#\/schema\/logo\/image\/","url":"https:\/\/airoserver.com\/wp-content\/uploads\/2023\/09\/logo_airoserver.png","contentUrl":"https:\/\/airoserver.com\/wp-content\/uploads\/2023\/09\/logo_airoserver.png","width":925,"height":880,"caption":"Airoserver | Cloud Hosting Solutions"},"image":{"@id":"https:\/\/airoserver.com\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/airoserver.com\/#\/schema\/person\/62f9488eeb65ea1e571178292d4bb897","name":"SEO Team","image":{"@type":"ImageObject","inLanguage":"de","@id":"https:\/\/airoserver.com\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/0cc6a1209a0e36c0bf4f0fcdcd743946df92fde7ba86163b0724f194a722a861?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/0cc6a1209a0e36c0bf4f0fcdcd743946df92fde7ba86163b0724f194a722a861?s=96&d=mm&r=g","caption":"SEO Team"},"url":"https:\/\/airoserver.com\/de\/author\/seoteam\/"}]}},"_links":{"self":[{"href":"https:\/\/airoserver.com\/de\/wp-json\/wp\/v2\/posts\/33411","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/airoserver.com\/de\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/airoserver.com\/de\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/airoserver.com\/de\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/airoserver.com\/de\/wp-json\/wp\/v2\/comments?post=33411"}],"version-history":[{"count":0,"href":"https:\/\/airoserver.com\/de\/wp-json\/wp\/v2\/posts\/33411\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/airoserver.com\/de\/wp-json\/wp\/v2\/media\/33968"}],"wp:attachment":[{"href":"https:\/\/airoserver.com\/de\/wp-json\/wp\/v2\/media?parent=33411"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/airoserver.com\/de\/wp-json\/wp\/v2\/categories?post=33411"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/airoserver.com\/de\/wp-json\/wp\/v2\/tags?post=33411"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}