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-728099951809.mit-edu.top/post/3768019254

  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-728099951809.mit-edu.top",cType: 'managed',cRay: '90f656f439195890',cH: 'r3JULxo7x3zyiBr79xkPGfc2jbCnLYSlvxTZH_55ueg-1739130115-1.2.1.1-FKtEPkw6eL1XdcrlH1zrnEC3KvwWy9jPG35TdDmL3p9DEJtye8B8RA7OKd6lqIfZ',cUPMDTk: "\/post\/3768019254?__cf_chl_tk=_IT1YI.hB0xyfpiFHQ4f4hb3gfn6PCkukddk_zKLD.k-1739130115-1.0.1.1-tAjSrbEPOGZleZe_AVJvT0weEXbSp.VhyQIQwTNUICw",cFPWv: 'g',cITimeS: '1739130115',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3768019254?__cf_chl_f_tk=_IT1YI.hB0xyfpiFHQ4f4hb3gfn6PCkukddk_zKLD.k-1739130115-1.0.1.1-tAjSrbEPOGZleZe_AVJvT0weEXbSp.VhyQIQwTNUICw",md: "WZV8LBXqSioKZrucf4c7GSJBLD4k1_7asclBcPaozkc-1739130115-1.2.1.1-jcp4Z7F5DeGVb6KvLy_vtwp_PawreuNka8FyxTxbJcRyPcyMSv2DRhwxilQb3Cne86vrmu_WssTZvKxpqxdEW29ZHMY3Sc9uOo4iyoab5ckxcok7JJ0Lve0rmiVb8lKi61jx8LfCptqftOKDOjiNaFW_dR.aifWfPgP5RMz6xThkFrtYWxEkm4iMCF2LmgCrlRbpvl3Ke3o0xj.mUJtJNc0.uhcAI5x3FwVBga9oAIAOpr9Ifxy_4VZPJVWxysG4_99Wxbu8OJCEnUhgHCEbNEZMafSFXEnmH43e.LfwoQi_3ZRrQS1Aoq_wVcyQP17rEdsxW_4lapw3_sDu.xaYF5QvAzKZGuSYLq52Dy6EGCigCoN3iQOjj7fivwvifoPOc5JHouXIJeiNSIKIJVV5MMFwSjsLpi_YwqwLZU8BQP_3s27ZJ2o6hdPwh7NEiw76CffZ7kolAAnTKYL6xLqs9.d8Gl0S3t3rBflWFtBjZNPX7tCUvDnWzwKNSJ4F_wOivUmT8SZqokHffrUZrmaWuSDfuJXGUmwj_TAPpU2Pzf68sWhtwmyYGe4WnxkMmQpHt1sJ6ak4stFBDGRDu3olVMfRvy4jGYrLPh0A_roCkNWtOVBPaCwMmyZjgDtNo38dYpcxLHdt3vW9cGuryiQIg4r_SMeUEvnvKOPyMi6f2n27StG5s4fflfJxFihk70cg6koVXwP_4QOOJuI3MV5r5LQZfds8alMz2G16QJtP9fRmYceB62yyGcOl8nri8Xe1HFlz7F4wzq_mnmYcQuWTdQwMeBPex88LMeeNxNlYMG3XTALuHUdmW6_MKiW8KTggI8Bt9AyVkIYLRM1G7s6TM8g7MCZU0RFgzKxmIt.PUw.QzHwm4OzlDfQyzcwKG1nouJllmEiAdO8cyHupZA.2b4Nqb8JjGP7c.lHxgm5ixqWSWqvmCA5glDQz6baenxQ9dUtuVDufu0TnuUiFOjZJGZ5kjTLp9BdP69jl8yyicCU5r4MMOdfR6n9pEj6PTfVZQzlmpyausgEKHJWDxfgNb137pdJdNdY8_AyaFH1GszenrphIQl5SpfotSbk7F5z9gQ20fxZVFEgS.devxXuSkaHW6f_K9DndBLb.oUtszPtmPeBfJO8KzLRO0dtqnyQ.B1NCvRjbW4uEn5o4NLq36Qim2u6eQ0siQBRviwly68j6TsjQs65XnXzZxVNDW3NoRHguIXyGfsjBSmKhhhCUpwWxgru0BMTP7aMG9Hbc84HVsO0ENa0dIAZN77hoYK1aqT9cofb._kyQYNM5.tHrQrBSG7Ifx8TdHL1oBjWYrJkSJswdRz6acwpZDVWyAqZvOwpL4TK24Ww..X3FGrk9v3y7RRF.L7QlF63a5NnnkLcoS5TvVnii41Y6uAVU08pHMEcmTd7bnaSxbH54ffIMEXKokGqLnPD1087R_1khgp1iiUcdVUMMwHdX.Xe1bUJvjM92ku5hRp8x7PsVNIKgt7f3roCk254Lv5viPmCQdtkQ93IKT8E3vBRzGuY1KkF_q3hF5tq2qIAaDMkkU.R58Dw4FyvWPAJ35QMc29xR4yDgVhTQ6.ZzHzKuKw75yCR0Q1Z4EJ1VV_7CrZdtudDLnO_JEornWrM8Ubb9SNnxRlc6Q941Z2u2s.WMhbuvct8y2TMJBUQlxvA.EQoQ65fEaVaQPbk07pmBRkWm7E9Vp.svuhqOWyRxw70StPddJjEVigr1CwwP0XdeeB__I3huRBR4T33RZXq3z4HdLyw5aF8ipjEdGGcmAIy9m4OEuB5GtXevay8K3vrxS2ilkpWxsvZNuSAqmzoUg9tc1x6ov_yvulngIw_WgAsdPgQH3vloD7f5QdfnWMBWxBWq0UDMEOOJLZu7zx2xhuUD.eTt7ww_jynmA.JDTBw.V4ZIyxx6JNjb2sdGTgBBC6kZLe_a9DdkAPFJ9ccbzloYeNDh3uGFwKUf60IUcN9xrwCXnEEhUS32DeAITN1RLwrofNIInC0Gjof_8zuh6Pix412cA7k0yf2vkSvBwrbKe.RbqNuRYAwMeyoaKDXgteWneqZ4F.KYfe.yJd.JL0BadYp9VcGV8123vLGOco1USNDkOFN0Pb.w7mqXYTVIFi.MNfyZC22KXMlcfR9tZi1MLzFvFQYzExPWjQcjvuhNnGHoLp0Q.WMWa5Z9doGbteKpRRnsSYwCvfD5nweIN9RV6a8VAK2hwjRn8jEsdRREtr.BIKxw",mdrd: "2ats6G9wfm9BBdc4MDNJNZHr3wE6qPSOTZ9.bHjWdwg-1739130115-1.2.1.1-bR9XmPIydbq5Nk9wrzovF_p5riO9lNUgUkfQDP..hXFm2JMvK3jPdCEZ2LIX374UE5PGutSm2kfrokZUPCUDnhG65mTM0q7QypzKzAwYRyLVw6QrX.bMI5X9oYW923aEH979CVyARSelT0QyJ6Cr4WBfFJwan60oHAWPJePLrQpsa71OcBqOVtygyu_zX585qRHxzcjttel1iVc8YTkm4sTdDttX5SvKqSNshLwIFmr.n73EUva4a9SyfLjAsGnCoCPu0_IgSSXiBg3hKlUv1w.X3XgZ4DxxB2JJrrVmbiuQG0ONOD0Rz680sYN1KVU6GfU8HCsIJ1H06ErAQNQNS0JhfO1hPsZPvNTpd0sxZieUK.Sh_4XZSXGO1xnZnm4k_6MP63i1LQhy3jU6NdsFsWZQWN5wIAANJzDpT2UCKM4SSlYfnxPgV9dkIgGmHS1Oh3pNTyScw7czNnb0ezlFCeZ_TZw78jRtK_AABWNw0tPS7CHfRyuNcQBcDhD2BTdFMuLIp03bBENlmsMef5fq8SRlynXoMeiiAzDZjSOspux5FQXdPKekCTsHN1JnDGXXeYH3CPXmg9H7Sndyw8pfgf2gPWmsObfa5SKbGiyvdo.eB4_SvaOx6MrmDwU8OCWLPRvPUYQBFZ1jLWPdyojYlNog3zXjrCXcE_uBdJGjrI3Kzyc852y0cbs65Prk2bgDGUyxzwWkpSDxyX1RjlLX.VyU2lmqvMO1LU_wnhfdBhjVSQAVX5d88HlcJ9MYZ5FN6RFIgcVnSkJwwJJMfuIPf9cE38xcsYynjat_tb_VtV68rdrp53YEHqhXmYl5caombyoezu1uh6GdlXsqZ8nsTTXUqCGRL0rlqMpJc2NDgxaNblkf1zFRA3ALI05_g3Dc8VY2PmlhqG8uHxUBjJfuQsSnm5dz_QxxVJgm0.9zttV_7cRc7f5FKV4DCdpZalUT3BUYQ0m8kmOKk3qu9HzLltRY6.bl2jh8mGO.3P20M0nq_f2cP2gej1pIboE7uq3Qg0XYIKPYStM.88uWYIXIwUHM7yjlq3QVT0Ntv2HsNEqpt9ZmLqkBg3z.RqUV_4Kw6Dqlm88q9RKUOHvWLLARB_yzl.tfnOomcdePFdOXlAT65zXkiGcR3ikBGUD6_A8iV8PCB96XYtlwot8JOyGkAsHhUIT63sl6K2rVqt7taDeKbQu.XyuS5XKD6rj6s9e3bxdypNs1FzJUYW1mpG0gd0NFs4SNcIzX8qnniIMXeuzDk6_AcS5e84MlJZ1MkcnNQsICluoAQtXnmtEapRFi6u1B_kF9MN46WVyjhEcHfx1cRA2F2CFIEMJozYVJKXfcUmOjhO89a61Uqu0jwkBdHRufPDjL4zbGbQYBV2ZHCw4uC9ZwqQc5ies4zjsJxH2EbVNS6vjzIx9cudOtw6SX7FWlZHQ5ZEnY66v6MHn.yrAj8pf1VH7VwJ3g.UKa0CisuUxelYXtjPHU8_PXRzVL5zgfxP2VxuWbWLgL2CKD_zrvzUPESqdvNGpRCSGuOvEM_YfMST3JqnXR6VtHXBXuWDBYHHWVx70jhHQ5WkoB.iol3GwrPrNkcIJ1bUmhp4SQ9Hoda14POur0Dujt68i8exVLnvaUzae7icLkAH9TXUE3t7GzrDCsQFcCk.aUZe8UrMFCvwRv4DoZOTcxDHC4Qa.WT_00TMlE52nJZ3n_AYgb5Y4ZgK.9M2aZkq9v2jDBoJQaw1Q4sx_4eHWwSez5AfXDBixLKcJ00ZOKApmo9IkrCzOc_BlnHU0zgjq3dqgxPqn4oPC9H4Y8mb4nduUYNA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f656f439195890';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\/3768019254?__cf_chl_rt_tk=_IT1YI.hB0xyfpiFHQ4f4hb3gfn6PCkukddk_zKLD.k-1739130115-1.0.1.1-tAjSrbEPOGZleZe_AVJvT0weEXbSp.VhyQIQwTNUICw" + 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