{"id":2430,"date":"2020-09-25T11:36:16","date_gmt":"2020-09-25T11:36:16","guid":{"rendered":"https:\/\/support.itscope.hostpress.me\/?post_type=kb&#038;p=2430"},"modified":"2026-02-28T01:28:22","modified_gmt":"2026-02-27T23:28:22","slug":"api-limitations","status":"publish","type":"kb","link":"https:\/\/guide.itscope.com\/en\/kb\/api-limitations\/","title":{"rendered":"API Limitations"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\" id=\"1\">Request Limits<\/h2>\n\n\n\n<p>If the HTTP requests from an IP address exceed the value of&nbsp;<strong>600 connections<\/strong> within<strong> 60 seconds<\/strong>, each additional connection of the participant will, for the next&nbsp;<strong>30 minutes<\/strong>, result in blocking and the following error message:<br><br>HTTP 503 Rate Limit Exceeded. You&#8217;re now blocked for 30 minutes. ITscope Web Service and ITscope API is limited to 600 requests per 60 seconds.<br><br>After 30 minutes, successful connections to the API can be established once again.<\/p>\n\n\n\n<p>This limitation is to be used as a guideline, operating very close to this limit will also potentially result in a high risk of being blocked.<\/p>\n\n\n\n<p><br>In order to prevent any connection restrictions, there are several ways to communicate with the web services.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Retrieve more records at the same time: a maximum of 50 products can be queried in a request (using comma-separated values, e.g. search\/id=123000,346001,943875000 etc.). The maximum size of a request header is 16 kb for our web service.<\/li>\n\n\n\n<li>Send the requests with a delay, e.g. with a pause of a few seconds after each request.<\/li>\n\n\n\n<li>A HTTP user agent header should always be set, since otherwise stricter blocking rules can take effect. <a href=\"https:\/\/guide.itscope.com\/en\/kb\/mandatory-user-agent-in-api-requests\/\">Advice for setting the user agent<\/a>.<\/li>\n\n\n\n<li><strong>Use the ITscope&nbsp;<a href=\"https:\/\/guide.itscope.com\/en\/kbtopic\/data-export\/\">data export<\/a> in order to obtain larger amounts of data<\/strong>.<br><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"3\">Data export limits<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Depend on you contract<\/li>\n\n\n\n<li>Fair Use Policy: regularly retrieve full formats (standard) once a day, retrieve update formats (standardUpdate) several times an hour.<\/li>\n\n\n\n<li>More details can be found in the&nbsp;<a href=\"https:\/\/guide.itscope.com\/en\/kb\/data-formats-and-output-formats\/\">data formats and output formats<\/a>&nbsp;support article.<br><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Attributes and Attribute clusters<\/h2>\n\n\n\n<p>The attributes and attribute clusters are only visible in the&nbsp;<a href=\"https:\/\/guide.itscope.com\/en\/kb\/data-formats-and-output-formats\/\">data formats and output formats<\/a>&nbsp;if the appropriate contract is available.<\/p>\n\n\n\n<p>See&nbsp;<a href=\"https:\/\/www.itscope.com\/en\/pricing\/for-resellers\/\">https:\/\/www.itscope.com\/en\/pricing\/for-resellers\/<\/a>&nbsp;for more information on ITscope contracts.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Request Limits If the HTTP requests from an IP address exceed the value of&nbsp;600 connections within 60 seconds, each additional connection of the participant will, for the next&nbsp;30 minutes, result &#8230;<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"footnotes":""},"kbtopic":[180],"kbtag":[],"class_list":["post-2430","kb","type-kb","status-publish","hentry","kbtopic-api-basics"],"_links":{"self":[{"href":"https:\/\/guide.itscope.com\/en\/wp-json\/wp\/v2\/kb\/2430","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/guide.itscope.com\/en\/wp-json\/wp\/v2\/kb"}],"about":[{"href":"https:\/\/guide.itscope.com\/en\/wp-json\/wp\/v2\/types\/kb"}],"author":[{"embeddable":true,"href":"https:\/\/guide.itscope.com\/en\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/guide.itscope.com\/en\/wp-json\/wp\/v2\/comments?post=2430"}],"version-history":[{"count":6,"href":"https:\/\/guide.itscope.com\/en\/wp-json\/wp\/v2\/kb\/2430\/revisions"}],"predecessor-version":[{"id":20207,"href":"https:\/\/guide.itscope.com\/en\/wp-json\/wp\/v2\/kb\/2430\/revisions\/20207"}],"wp:attachment":[{"href":"https:\/\/guide.itscope.com\/en\/wp-json\/wp\/v2\/media?parent=2430"}],"wp:term":[{"taxonomy":"kbtopic","embeddable":true,"href":"https:\/\/guide.itscope.com\/en\/wp-json\/wp\/v2\/kbtopic?post=2430"},{"taxonomy":"kbtag","embeddable":true,"href":"https:\/\/guide.itscope.com\/en\/wp-json\/wp\/v2\/kbtag?post=2430"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}