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-062742399496.mit-edu.top/post/4350681729

  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="360"></head><body><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-062742399496.mit-edu.top",cType: 'managed',cRay: '94b8ab738c3b81fd',cH: '9981jqC_OJCsBwNe1RXZqLcoEiFxjCuveTYgZnctNhU-1749220877-1.2.1.1-7bLSP83Imdswj56ZB3Z73ZR7kySc.88vpRbrwEOpgp6CBVDSGri2txGeO7RVNZfX',cUPMDTk: "\/post\/4350681729?__cf_chl_tk=KkAbv9fE1_EyngLMcnnYrg_nHle4JUQOgr9pBAKWVok-1749220877-1.0.1.1-2lEM7yCiRjdcvGDeNRm4Xq_DZA81MtDnipCvTs0V_Jk",cFPWv: 'g',cITimeS: '1749220877',cTplC: 0,cTplV: 5,cTplB: 'cf',fa: "\/post\/4350681729?__cf_chl_f_tk=KkAbv9fE1_EyngLMcnnYrg_nHle4JUQOgr9pBAKWVok-1749220877-1.0.1.1-2lEM7yCiRjdcvGDeNRm4Xq_DZA81MtDnipCvTs0V_Jk",md: "ATEc6mnhK5Q8sfO0MYty7p9yggzIbIinhlSPF4N5w9U-1749220877-1.2.1.1-X0J8z0uYYPIND.3p.GK2t.OBt_yUDG62vTHUoCpYh0zksOV6Z4BETlhN3Okm5_UaEPGY0t7H12bjCMTTrmFc3HnWP9zXG1X.OpZFAKM1C0wiYfwo0b.xeYWM0PNiEXtenKwgW2isw.k0dWRng4se65dl8iHFSzjAV7_kXWyxhXCB26qwdp7pFNQToqIihVQRoza_ufdE1xKmse0KEjJDhAk4HrU9GxHYBvA5M6QMkTPRqiBOnvTy0PutHzzi9A28TKHcFkkYj.vmlu6C0850IYnCtXj7LEOi9KH3yoM.w_wMxVq5gnMFTsFZqMTGJHdhUzie6r9BKKTndt1D8PSbmdkAbKpISRTrjKrhAyUFocMH9YzSICeQGu9bcFLWILhoY0MY8naDGk_PpeOHjYj_gWjuMX.saPSkVNkiStNS_hT2AUSHQaGAmoWCJw6OQh5_.E04RkMaGqO2ADTk4Rl.TwgJ2F2it23jEXxQHaPE2tdqoUOPAP4RyaWuvaj4e.nQ9pqJwRi3FjGRlYGuE8stFtaTEJA3L_YKZvlSKvO5YrqJCgHAn_yrSZJ52e1IF6jV0Kbotv_0OGoXmTVrytVZGX5IV3diFTV_SCqMgBOwD.iYWqbDPrglpEg2nz9SF_seGVWvhbRqTojXbwYTj2BTHn49RTZ07vBTblqmp6hFHllPEGzewFBwG1.lqgxPL_DH.H._qEgECmLjen91ClFvLMdDtTbD18oQ9L35DIyncz3gi7sJeMrxK9nmRXP5hP9s9GWqENozg9PN3X8nvYTpjEoHo8DrUwt7DTQgcFpRhGcWQm9LqzvUBBs8b0D6aOfn5VgxwTZtc_T9_HoOZLp_Cg",mdrd: "EosJOPOQHu9yw81UDTaw3i7AitV6zl5txWLoSQv6Pa0-1749220877-1.2.1.1-5KNsnds2hXeHyHmFe9W6sdGK1Uox8vlib7xoNM.XNSS.hnJukcP0T29cWCJ6DqGLCdMmmh8t5nJ.20XlOMYE9ECwJEUjJScTSExZn87QkFkmUrxz51_0idCfcaWFf6MVG.WDGnA96o_f9xIauTBJD.Qwjidx9kjdN85tsEFKTc6g6xMzNayMnhAjr10YK5XovAcRwfcBYv3NMslwi0iwRngDH86QhlVrvSn5QlRy2WuohTFZjYWKiDFhNcAl8wxa78IJTGgBUCYg0arHXUJcSDJ1ZdoxUMOfFdfjiHMsGZ7_KW3zyTigzOg7Dqacg6j_JpbCjssDxV23O9PylL4IHzsRb1gCDxXkp5_P6bDnmY5C0DYtdfhFxIZOKGfM_8UH7gA.umy8fdwQfo1ud53tbAMvdRRNiYAvpYOgbp2.ULXZGtwQHy.Mg1DAaEgA8yTp0Q5z6kVnr4dCXkGkv3KOub9DDrK53cLn.LXHRJfpTOt174tFN4GRVa3KhPk1FWtmiOPWYJwpKr.gy7mDNSTCSmpdAtXEz.iKIGk720I_oG5xWxNxjvh5F8XgK5kgU_u6NGkOT7TEGQngtteXthAPNH.8RxaYlJ.ah9Gu31WymHujC7H6R1rvzqFyLq2PEEbIPgOZ_Alur.1vF7I_DSC0Du5H.wdmjk4nBHqEgx6PqAjSBqdi0pRff0pokL7IweAuIm98gZqHy8Wzx2n_8NVxaiG4MPiXlphJVkW93S1A.dW0gI83Bv9mD3PAFoeeOQlYc9xIvAU5hTCUdhhD5ylMNweUzZwN8cw.hOZmy5tXFcSO5jjDWNkj9XN7zjTVR.wRCsHASBMpd7j90QwntyzbXKUXBdgjuQmnjUzQ3V2GOD12hBg7bbRMJjYdU37n76Ql3Vn6yBY.io3uoOzBdvVxIIeT02RzKmPp4IETdEypQTgUVfH0.YYJ3SPC.KdY2cRoX.k22Erw0Aq_wTyiIv8hDNT38GWG3GeAL6B0vsdzQ4TfTNwvDCytUj6tE6E0AfWMZEvQvSiDKMPey0xBODlLExEU9ISMRjthlk9ZLekANO7CWxPnwatqlec8BKH1Rx_ChV_O9LVn_J8HEC10k8KKt.14NXcv0q3x143NKb7mUGRJLyrJ7ruBB2zsInxCJ2VjKksVzv8BoBhr3U4X481KIFyOpQHaNYHiZs6GaEbPHPbDrNb2644x86f.205zP0fnMUELYe6eoM63sJZXWJvkW0IUgKQpRxsuJ2VX.zHvgSXXn_gZinD7A1UWr1ykIorICx.U9m9r5cQHkH4oT.aS_hPVXRP2CuRf8IqSXonKJe1jN21zvTFciyR2yOoPZLBwvCxMiGm4QaPoXhwoWWUUKWlhgQ9BMTWBew1uglDiTfnNsT4gv2nJH3CGPYAv6d3qzLYYSUYfkiowd9k2sNy7U0Y4uMNdJfEMOIoOmK.sTuLhFt0.cvftsUpLGzIQ6Lbpu.I18A3yot4aznBxOZmu7mRrfPtA.rMWXLxXC2RgwamunoOuBtyx9apZu5PPA.nPf14QNnPHB79.C4wZY3RmO9B0fYjYthZe4qMxian97PDyM6X5IA3E9MKMQFY4gTQeKv7FOZpuDT_fbcZT51lr3aC_tydEkntWgPUY4vUDh9pY4kfaaCzr3fD5pbWYXzxW0KgJ1EfFEZljnACgksNk11phh5pu_2btf4CzSsSzT_o8IO77piVTekat4wMfmu1Q8CcVa9.3m_uhjgEtYYpIgrNhXJaiWtqb3QOOp_xhQtCjUwYgWCmS8gNTnrPUvCFWCPlTirZykMlcdcR8uU6H1PL3Q4iigQKt8xI4XIunhwtGpFLLWk3.pqXw.Fr3qr2kzLyBuVxBvRip6EAIiMK2ckhru2g2R79C66HxritQqts"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=94b8ab738c3b81fd';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\/4350681729?__cf_chl_rt_tk=KkAbv9fE1_EyngLMcnnYrg_nHle4JUQOgr9pBAKWVok-1749220877-1.0.1.1-2lEM7yCiRjdcvGDeNRm4Xq_DZA81MtDnipCvTs0V_Jk" + 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