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-140292290623.mit-edu.top/post/5927841063

  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-140292290623.mit-edu.top",cType: 'managed',cRay: '90fcc1fb8e2c825a',cH: 'IMu9GA1PPg70S8SH9QNfqzQBWoX4l8zb0.Zg9dv9XjE-1739197413-1.2.1.1-SJCyu9YOvIc58VFexNnMiwiRbegJCJneL5WXj31bO2JWOnGRz6LOKmQL3z6anQE0',cUPMDTk: "\/post\/5927841063?__cf_chl_tk=1U8CHhUfz.e6pyTNGAJlzVjmhlrZzRjW.eEV_V1lu.o-1739197413-1.0.1.1-4shBlAQEVNgbRSaJmvd0U8hTd5VgPm_y2Xv4jZ0GG4U",cFPWv: 'g',cITimeS: '1739197413',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5927841063?__cf_chl_f_tk=1U8CHhUfz.e6pyTNGAJlzVjmhlrZzRjW.eEV_V1lu.o-1739197413-1.0.1.1-4shBlAQEVNgbRSaJmvd0U8hTd5VgPm_y2Xv4jZ0GG4U",md: "0.PnuKWDFVDm9lCw4fn_YqeHVv4WIbRKFowNuofIC_k-1739197413-1.2.1.1-9haWnGU7uGyx1OBEWWfRARzBbh4Gcy3qPDWj4h78xLTAbbdIeY.fuy4af3.ZM6DvJL41pa1dRazDuE.YrRqlOmFaUQLMcng8gu5ixFfvFS4liXzeyUrp5jzrQPugD7CMJ0ePnUkdzZjZTcwF1_uczsJE.cf5ma25UTQCovAlPdFdsSImZQBQ4BhWXL446HL1qn1NW.JJdL22cRnMwY0d9cFP9DLoRytBBmaFrr5otyrgD3DzQRmDsdT6ljYQHCpOpjTGK6WOCYb5wsfJXKgdrge2GVEe6rxlEbBMweGXGcH7uuHexbRz3CtuDNKDZEA5HEKzAwtNe1wWBz7o5xrwB97QBoLVi024x8jlyoX9W2BMnB8t93Qm8ZH4po0QlctCG0gmXt5u1okQr5aItqeRRYqhZ3t2_P9VwQhmHrcLN4p2md428ALXMyN5291fY7rG8FgfWohThYNFe.h80IUk3uXYF5_TRgHpeUY1Gxgl2OjH9ns3s4f5qwIueqKuVTFYhAGYdslJQ.DuimtDRhwmV4EIOlhBhO4YwBoskmkaA1VN1ryY6LcKi02OOfSctYTu9iQB78cCr_qxboolY0KfpEb0cC2JvM3Z9FkV8PUN4NiB9h0iBgtmD6v9jimMh5f7PDuGbiynVMNQkEh0fJtI2A_J3jJH9E1Rjy7YdRGCMm1WL2d7dwQDAT6b1QxL5mySQGeFH24b3WCnQ_w_Q0l63QIH9TUYqE5eLcRG9hc86mUv4WICLalSVtttFiZB5xus9iXNB1yDyReI3DRQnPvE5xNHP5jbmusgQK5GtxbO7v1HoLiaFDrIKyZ95TFyO53V6H4fN6FbXlmlR_bjk5gXbq7mvamuUQBrQP2YcA1YTUwZKfq8My1cct0OKq6Qtiapqa.MC1MdsZSEzrOvV5zSi1NhFWqACYs3UdMhHPzAEDBUfW6.t8rGSv9XYnh8nCs84kvQS6F90EqtLeplnxujm.GsFdxcIMEo09OXln7uFqsaWiErnTJwmbHTOP2WvhIki68SalO9fyNbR71IKv78hrhOdJiVGMU5hjR4KUSI_yEGnrYvKYxagLWPvufNDy3XRhIyF43lrUA0.joj4f.LQIGz1vK8AIt3.g327tt2uqe3w6Xwbnwj3GirrQ5rpn95YZTAm2aYkQ042jJvq1HJYR1y2ug8lUZIo1PW0Y3qsVeTaLMNk.jtJJTeNmCfmyOAO8Z3b2URdEaxYLu9u_TBLkrHtBk5Dp42XKuswm883D3Gkq3GXB2m4vDMAKetBzG_5SnUGHfXc2c93ecHDXMtyr0M3X4L5MMZQRbj04QEKzPzl9AchOvuiyoRYfVMaqdzkwScZqx3lBObF9iPFUxVCrimAranDVIwcJKM5_2DeEMG3R1Wm5vZsIYqCSYNM7pQooa2mP7vOtBHC8vh6KLM8sUJJksmG5ib6DfvZt7ba.UKz3sKKS6tqefS3OqcJUXeFvnjppfhCTHiT0rQ7n7nxDm4gSGaYQWZx5vy.tZ1v93i8BPnk4_4MKUIppH8Vv4ahDxcmzOy2X.UHFiwC7.ZiJM6A0JN9SWpqyVRGwwlJcH4qjpwUsZwPtXnrt2INcZU5nNAEFGsiDbCOw5Mq.554KOr0YtfYaCS3t9l7GB3y2mgCfdQTan1qiDAJmeVgfif9NATKy.h4iP38MR5yhNif2eVG8pAMXIWaa2OnGJwYArBdWNrHxV9s1wLR71V4Z21vmFHEnc37hMo0PMLZTqKrwts3dy777DB3n9y3F1nUyfjAJ8DCEtXm1BrpePUEsEgv2W2UorwJnwpTdqRw_NudRwe1UCA.Mdb9RzqgKPjga7b_cCc3nAhre1LU..eDRFHgDlBqUZpb0lOqoLxnRP1ZfnTIPLM6p.muFvi.gJHSRLFkUfb2OwUrv57MUmOvSnlUMJ87WHfHX.BfS7RXHJwY6NeN_5z3J2pa8NKSwg2mFwez0aFxXHG1WXFs_ZtdbA0yRJzIT6Uj96AjA0mxa95ylBt1nvsg.XVxm_71Gl0jlQza3lGHF2po8X8YsAsdwMC6vjDDRfLLcXRoLeGcGTjJp9ww4E9I8sMEzXcU0AMHd.voMcdqfi6dyBQRXHLzFhuXdzhfHHio10BxVrA3qpbW2bUVCMUO2ZLTcMKp8fW8LxbMUVOh9eMwfMc1gDysNUeiGOa8e5hG6SQk1IR68wn_FHsiJMFBi1tAkuxGYkjmbosBoCHtG8SxeaEhft.JONq",mdrd: "KwUsHT4K.vqxl_4vCqEo99V4TZgb.huZID5aAq5X4XM-1739197413-1.2.1.1-nThpSVnPVVatGGv1tUDoK5vF8LmT.Q_o7fnqpJQeMDZYvcAq.rdHUkfuRxrAUS1OVyWVharuvaQwLra4PxJ2CRxXHgLZhTr3lRU1_LCK2RNuHbHQYt3sogrD09.21Wivxbz92qhoXwckxMTNrhSsPHYAqJvTsMvNkLpzlKuEa_eG3ks1A7lCu3xJ0bQ3UyxMZ_roN7Y9YIX9bRpYoMeZwoJgRFrrd9EhLKvd0myvI7qmxSj7SO4LJuZwP26F38vIJk5g6OOUHQtmwE3Q2k7cq4fZjhUKdvF1bb4Ca5jhHI8wd_rTRxfjwCPERoCnHMYTTm4R3dKYqWJniuXrh6UtqUccfRVFg39VjI0Roy3qS3Oko_wdCdag3qyVccLByHoBZEz091kB3oxhLlw04PKJLkR071qwQjUJqKfF8rRs.p5Iw_L4fGgdoU6799faeFnt1PTTe6B7HpR48jGNW8fGYe.2Q3VB8YQ.8wuXlP3hZerTxKMpGLvY4OiMCdeXzGRblFnsyzQER9yKI150tD2SC4Xt2_N9tVrbGXT_mD3zavcjwWN6rvqA1vHTuSxiYx3z8Rn_ZY4q9c975F5H_A7.muQ9v5hGdelS5s_y4OtkrHrqBEIJ.aQNjlIvJuVJZ7yLa7uEik27SCa4.baisimXzlg7ZOdiFdI.SiiVht_WZuo2SgNkE7gcu.2arTlCNrV8eps_Q9jFsJ2Z79YIszgZWmFbohcqglZVWH0PV_iD6zyPqRLW4qSSIlilBc72DNnu4UJbHU008SJIoHlTaqJ.KY36SNxxiw59xHZLcd9nrc5CVkw04YfuSCYE6NApJw4oLEev8XHkUBJMONeBYoov.ixHaM_X_OP92Jgw11sKt0__Daf_uA8UHj2CVWBelLA8iJoEE48VTLi.TJ6GiyvPBHKKIe8gdXKFVCKDWi0DQCjc2DYSTZ_6wH0cj7OdWWn4XEDvdRdJttQ2tK6K3qewdZBdgkayL9kSvWVy8tFQgqLWzFrnvHmTWpsYyZjtq999b4guW1rLFfK1B2u67neToSPVchGlI0KVlJUk2FbK2xT.S05S5oEFPrF2PMF.TdtLTuDbRcgduBKJctWlmlivAYe6tIDyOSNDhyyflJVkisStBRNSp4pkaiOXmIznlVc2iKfy2_V1swcGiq5cJrsRNbY1bqckbDcQfFyKvyc21.JMFXgu4z9aem25HrSJNAenv.w2HA0OXSuuP8loX4ESslGIzp4LjrOIhYd9cMd3WTCfd3ce47YBxk3.e7cC6vJwiMYkGcHjD3MZi_U4BiF4yVQIOAj1LITtJZ3VHOQoN3OA0TKrdsy9x2c4bHOdVeKuk0TbUaj70fBDMohUhVLvQWfDGQiemWSZbt578_xvEwIMauJ3xGemki8qnKdyj9tdz64ViAFJ0dvBAaEVgQ8EyrBfEIFPaZAmoVe86kkiY6xLc6XiUE2fePCU0SdPVhQlOX0W1QezRk1eapYDO9FTUGbd98G8GvXLGNJ.tyo6eovLcRbPE1wadRzWyN.Mh9lAjIuDrd8Sntr5guRuS4dsP.u4kGQADH9pqylEHLhOj2A8rTmRhjV9YC4ciK7NLI0DqtK0uI15TtS9ZSoYcvare3SKQ9KP8v9rI8Q47KVKbiOoD.L2IEw4ud4AseQ5cp0xN5eEMLwN.erEL47HL3BXdilDTofyz.dAaR_cTpIHfZHx127e3wioT5pgY7DdnwFotPldxKPBvF_C_OaoBUhtM8dBpVNWAwpsUn97BlUZV1GTz9vuQWJoKfXGmash1FXz1WdcUUo9AnvfRMDgEQkRXA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcc1fb8e2c825a';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\/5927841063?__cf_chl_rt_tk=1U8CHhUfz.e6pyTNGAJlzVjmhlrZzRjW.eEV_V1lu.o-1739197413-1.0.1.1-4shBlAQEVNgbRSaJmvd0U8hTd5VgPm_y2Xv4jZ0GG4U" + 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