It looks like this is a web page, not a feed. I looked for a feed associated with this page, but couldn't find one. Please enter the address of your feed to validate.

Source: https://blog-460955145578.mit-edu.top/post/5846079132

  1. <!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="390"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "blog-460955145578.mit-edu.top",cType: 'managed',cRay: '90f3aa6fec5982d4',cH: 'vOSamAm.55czaIgLN.IIh7._gsF5gMoVOPaic80D8Cw-1739102077-1.2.1.1-y7dZibve5IgYF7.qaUJLbIsUuAsryHBJIkox3ChPuI_VMQvSJmOT1adanuyAjx.A',cUPMDTk: "\/post\/5846079132?__cf_chl_tk=njEyi.yR8Fpu1Cy3GXvp674tulrk8Bg22nTOOFBDU.c-1739102077-1.0.1.1-zrA.9HNCY8jvNeWmVrm5Uga2LmqY4siQFCvaTGskyM8",cFPWv: 'g',cITimeS: '1739102077',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5846079132?__cf_chl_f_tk=njEyi.yR8Fpu1Cy3GXvp674tulrk8Bg22nTOOFBDU.c-1739102077-1.0.1.1-zrA.9HNCY8jvNeWmVrm5Uga2LmqY4siQFCvaTGskyM8",md: "ubUSQmmIHpK0wVk4gv.wEF1FBZeu1I9Ua48nU4wvg0M-1739102077-1.2.1.1-o9F4XgJJzrLhRf8LoxPUFZkvuCzHuAxYQJGMpCUiOxk6mqCWWOdq1bxOhT11_kNtdX8XCgStXVQsBHFVXTbxzsSDt80I._VF8LcQibV0sLeQVPVs8kaNj4crZ02wCOHZi6FFgs5.fYQk6NwMmiPWMEpioxhm9WPaKRj1wLsTHzYao0RNBscNSpu3vxrUB1L2VC_KxEcPgx1_k15KQFNnJzIDmaoNCvMwqRnclWwFgGZ4TngwFv4NCF0l9adEJ_75Pr6iMo09t54K9wGObsACtwnJlfOJgwteQp1HmniGAlkh8flJ560gJH3fWTGQc1IUfmmxl0RfaavqNUQ5TUL6pJqSDoP8WFAuqRLylczTyeJas0oudiuc4g0H07iA4Sa00WPxtCf1uvx89wMxHtdnmwfQgS.3twwgMfnN47nGvZpSJxL.bxRwE0N4s8acQ82IzjyyE0PMT6bUCwnr7o2OsXz4FtE2k9zYb6QLb01_XxLjZMavJi5ZQuv5vRDKDWCkNzPs6onQkU1.PwdK5c_7BjJPkda3vZ5seIZjhRpWG23gvUmcjJ2wyuSt09XKAhh8poAeLEYy9gLAQ5neeBb3xofO8sOGrxYsXN9m0Z1mrFaV91BPnw7bAJ2J4i3klFo93mL7etTnjlXRSrZ7_GYARUxlVwdNYhIJ_5L_VHDE6zi_w1aJmGl3s2qxcjVbcwR0W9T.gA8f5Z5B3dfAghwBC7Z42RR6Bh_mvxoNMRvIyjwqSjqxF5zHawHFMNmRwcHjNvIquqUOZOct_fzDsUG7EdQR6jby2HnOfuHA2SnNn0tX.4xd1lNXqUQ.9g9MHEtoGjidp4B8K4ayn6mDd1YuVAdAX8hm3Q.CT_d9wmL531pxpPPiwWXSipUo7hPU7iOyY.wUIAEN6I0g31oUz8ZmXNTTWBK0Mn27nd8_7tfJq8jJoMZHG62JRmxxaxpIPIoY54B7QlHKA7woHJy6OyyAs_Fnd59bOpqzEYgTUJq3C7Mi8.ANRp90mQ2xDjD7bzHRU4.08sIhbSaV9drj_8g_.eLTcOEwOJ2_Ctl4_YhtplnJv1N9Wzi2HjifFhghBI2._uER4YAUYKr0DogaXsUH1x_gGU6FcsQZvY40Ztuiee7JOMyjOpKxvnDDaPiyEDVQhklFNnIdo2OTg29R3_5PhHGb4odbSyJjAbGO0tb8H2fBXmWZj5EsuDGu8pZAN5lP7MWbSE_5zsP0flnIsxPYF.vKRp6GTCv5G.nHjR0Z6n5YBQVkSVT5gYe0sFtr0SwrLdIeVfZk2FjgxZ6eykehuhKsgITVykcc0eDzI5ju_zAzmO9craSjJo6BTcK.5kPZJvU4RaxpL4FRVlP5pWqWWGtIxPpx.Ah9o4Q_8pyRd5ELbXL84J3ZRORymstKfrKvMKLeFxqLGIwCKnNZCB6wcUuK06mxlH2cPQgCAEIhaeor1OBt0hdGg14mmfoS_tlf5EJxG_i6pk9CsfXJwN5JCAW5FrE9CaEJD_FaJLBHcFh42tldVzlWQlKr0n5pFFldqLSa69X08nYMdNZYh0NqZ0IPVb8t7IezW7XfdQsUMVtNt2NWXbH6VrOeGaAUnMmp9ECQX2mAn8wrrdMTZB_nBkZ9aacDn0_kw0Y22fNoK3M34X7KCCAqDV310XqCLLgSTYt57HtG2fNswAvD8RVHyisdd5OfQJTAfd4J3TJP95GFFDUxAvFUSSULLcMKi.zQvqkisAWb5B3MVQhUm0YgKsZki_idGg05m.AJOqtGjoOJYgfPfhqf8cE3Fx70u_FEcmlMrjZ2Sp7sWzG_D.30utsdY5SD414m9zfQQPT.OktNW1Yxbk_eijDXuJ6YpMvx6.AT0cpm8aPYiwebJy_DNMsk13HfrdRwAXZ1w0FW1WEGXZ1IxdYLKOgQ96MOSvuHDzvdr1SGk._WEQ3AJWa9FaNE7NWMT9PMoZkAZZHSRhcb6Y_PlBqLNpAfnmH_.0F6prorHvVzzgTRI.eS3DZcYkeF.mGVrhOE844qXEaHUXn81p3s2HxV3BBIiJkjZEYEyLGmJrD1Hq4nRWRv2vmBhBQzvE.ltmu45ttqv7GjsvLx3yhUO7cskDwbI5lIqw7h6e50P82uEtlt8jDREIu5.WdlUrzACSW4XV4gvTy8eDa1pFNWOUUrSz4iuUfn3bM4xAMHol8ELjdcPXllcQ8pciV2x3G5wiKtP6LsAMH6gHbbRkYNhNx764czQElpuS..",mdrd: "O4H8TSE0t7CoW1U3meSnmE6SCBEw9bGb7aYb9ariygA-1739102077-1.2.1.1-JcvWGHYiudl1WfJtdi0KqfG0PcZh45zegRmhVU_q_j3L2.VYBEBPbtkQDVXd0bCuRJHDjgYDdebzyhpOozSOnG8Fm0gLUa6pqPnNRbr0RgqbidaZu8aBT6TYFG4snMYTJfF6QqwmfOrcECP7RfO36TOci2LS0ZrS65J7Vt2HvcA.5amGdQcFNun7rkMr.ps_h091jz9bp4CeLmK1ZiYn4d0S9n5XBZKUSeAp8hkj7Pi4BejDFYujmE1Qj8FtZDAPUByOj4aodyew4ozVZpVuVSDI5EmiYTYfM2qbj83zY3xt_IOU_3N0ti5bIa4_MmmvZmcpB8B2Oum2McL2IM.5zmB8eqSOfFZl.Svr1DWecIzi1BHRB8WZ3mtMVo.KIke64Bah46J2eWi_jUjWC67JBuJM0NCnfdZ_Wkgm0KAM_rX7uT3i4Qwvdzu5ZPMIMtn5mfTdpE1KfRUc9rCicp9SP_CuFOMfm66FTXBPeNURNW7TPhp6HA2SSM4wjKVp7JmaZkNwXD4QPGB7vvbYlZQDMMACP3hl9xKn_Kw9UI36FlXuUaYQgn6AhtQ3hv1lWwAKZ40MjahZigD2sRCurx1kzirDnCEJ7MdKvrupqm1FamAOEYXVh2zyT_N8bsn.N6cXdtaNCaqhZrTiP5iw9j8QeZxJlBDwdmuruwK_ud2BptVIuXNzPpVmVcc0jGO_Lp8nxl._zCqtXkiv0fCBmicY81kO7b_CUXua_T0V4.DuulU_PKC6Ho3IyBJd_HlGf19FyeVvvfgj8OqtOJnOBEQ7jlsk0DnmbYz5ztP0wQHgyJg9ZscyipuXWPwNVxu20EC3MW.BhB988e2YhwO2rs1rdTIMs6mubKqdYBI3k7TVphljmtpX7N7W.BkgUtguN3OGzctlXFiE9Jp1XJSHSHwc6jPAFwNt6e4ZLZByi68iGLF9DJxE8Fr8RJXmVAz11lSmwxi8L5rAGlLHzNdPf4KsSBCIOsnqpk1y27deShOidVciL2U83rtIGSPsQBUDx_lLhVYfQaYO2PLV4yAacEgJBGOT_LIt8LoIMJL6PStkETh0GjmRl4QILn5Pswl.DcbLsZR1pEV8Gc9.xOzb8swtL3DOXhsmdBcXmMWA6a8ZoZzG8v37OpCrw6Mp3pLZY..646MqtC0Dr3a62rtzRx6zoSTtRjTAhnSBioB9Q2vIqzgohea5sQlTqFa0jAkHXyRaChonfY47Hzc5XS_BPl.lYCdo1BtCW6.sWCQcXTToEPMV6dJiwjehxfGQKCzNum5xRnGYdB5BDPLRV56zopBeAnvGlpUOEzEa9jUBErROic.lDcfWiRCII4I95YKkHBF7Kf8XsYfSNonY9Kvv9O06ZRLBbXlbj0kIZzsCm3s189bTact1IU9Euxr7twSGbO8XtvkOJJJNd28XgtOlbPYZ8JQqSnC4TFUs3.GQkrGnMNlwDhB3OCsEHlxd6STITzKUs7CkTeJATU09MgxBOIiUvr1JIjPLGit8KDHfci8p6DEcAyxXRqu3lf5dJdOFnGIUllF6T2lMI81bEc9Fpj25Mkd7YdYsBjOZRwXQLmjVChwzXA7gyT0fKbcfm3PCm4_1_flOTmxgYQy6HbV1y1KNIQPwjreOYWCDqgjsPQnr8sVirxJLJ9hOA_RlUZeMqPfYLtOByuZ0iG4cM9D1M_rkSPcafmGQDXMQNLlCnvVeaNmz6x7oRL7xePeCR4oKnbsNP2ZOCESw.7muMZzlsCmiM4A7cd4mO2SAImiEO_hmjNIO_lsWPmQwsyAqc8raIsBAZjGWUI1MjauPPB7vTgBoZ47cPvd5_2lW9OIZLblzCSc"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3aa6fec5982d4';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/post\/5846079132?__cf_chl_rt_tk=njEyi.yR8Fpu1Cy3GXvp674tulrk8Bg22nTOOFBDU.c-1739102077-1.0.1.1-zrA.9HNCY8jvNeWmVrm5Uga2LmqY4siQFCvaTGskyM8" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>
Copyright © 2002-9 Sam Ruby, Mark Pilgrim, Joseph Walton, and Phil Ringnalda