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-280466359836.mit-edu.top/post/3198752640

  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-280466359836.mit-edu.top",cType: 'managed',cRay: '90f7c07a0f4b3b3b',cH: 'z_66grS0A4REly6ZxCiie.3vC8sQmCJVExyHHVk_MCI-1739144923-1.2.1.1-kdNm_oPhiNhHnb9jp6jA5e2J8mC69ff.B4wgZiQ.oM1EfLsc0fmTn7iTFj7u2wC9',cUPMDTk: "\/post\/3198752640?__cf_chl_tk=X2tCtrk1vOo8FfyWAVMoRnigVGnarfsBQv7lTsyIlZU-1739144923-1.0.1.1-R6UInBk3dzAlcjlUTPYSQQJymI1bZpMd_.BMvPExoBI",cFPWv: 'g',cITimeS: '1739144923',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3198752640?__cf_chl_f_tk=X2tCtrk1vOo8FfyWAVMoRnigVGnarfsBQv7lTsyIlZU-1739144923-1.0.1.1-R6UInBk3dzAlcjlUTPYSQQJymI1bZpMd_.BMvPExoBI",md: "uHkIONqqZs1TdRDXfVJW56EhFKU9DAmCtWHOepUX6N8-1739144923-1.2.1.1-_YavmAqKvhvW3z7eKtPcNQoD4YxPwQ39tkthl8Lej1FzAKXad7pokwQgV66dkey6.g6nlVSWsBfVBNP3eX6Wtzd4JUKn7sO4Up9veDiT_M7dm8BWa9AnAQwbWFPJWBbtY0tWvliQVSmEfDCE3u4CHq0dI.DjvTjWUCAl7c4irwrt0tbDcnNOH8hYePZC_VYBaganiBBTKWk8Y5bMdBy3sDRNE3LlmG9KhvGzXY.9bF5A0cW3DbEYcTXrXv59ZoEL1xGzkr2trVzvnYWSDwsgfp8uzZCL8WLlZX.F.6cr128kJ9SmfEtJME92Bb5YjDSjik551d5j2jAUyc72w3Piy.EI0D6uiUeiih1fW_pdBqiIvCuKq6t7cIWWVRwFjddz0MDMv3X9yK8gAd0wlj19VWRBj0guLrIg_Moa2JcwHbauW6Psbu5v3xygTv7uRXzJT6u3TUGlkb8XMYvnoPpdDeh4vuguGUYpqVxw8f6uUL2Ap4kyyHk7BM8ifm5.mynJYi5X60GPb.wruJpwXUBUy8eqiGRoxBK9I5pMlV7fQoNYEp11ZcXYJ4UxYP8PtFMuEAj3tIKMkuHJxp3ZMAXJoA7qJTMXWni2bxmdjFhgJCaefQiSbw0lhfVgo.9qxRgW4ZVDSw9oqhbILsHQ.PdHOZlnxq_1R5De8ML1kE_nptuYFX4jn7HmNd9wNakcqE1oqGogowtpgRHl4FzHWbx5.olT.NKV89_NGJPHene_DG5hrW3BYFC1gM6cmAsDSyLGMsfAzYdI3IuBrwg_F7YiA.Qx4OXKpxSlxJBrjjMAZLkgqIR9fETvew99V3pgl.G0B3FhQ.WzA6YxO.YRQeAlkEOb9cv1CySqyJX69pfxMD1E2NdGUhRUWC4Xnk5cAWPq7sQY4U5t128rZJKP2iSTXTS.Y6XQUe1vblVpvnqOIRb_o6KyuDsY63rmBEuq6CJ2UN1KrDOG8rCIdQEcf6IW3ExRQpCqWamK3RHqEVn.Cy1YJOFB_U1H7fOIu.Igt67gNG6utJMdtmjIDc9pyZUuvcFz1844vXXGi9r.FbqmLn_bzrIoMmDM4lBy.TdXh3hTIvEt0_F5ujkmPrru8vEVlKvHcdMhjd4It7pP_wT_zS._qWpcxiKwyWCpdi9hU5DTdxelovEJcgpRFRYGWWw_v7QQtdQG3YaMrKYcn6UVprds4x1xlYjsn0l5dIWShiJXBhu8KLj37Psuns1GzeAhljXC4vW57fxNluq2uHSZtp.dWFqib2QNBJeyCkDr29D7mRgdi_66m_McM25kjMmIs24nOQiuYD7f.YaZp9PkV6JbLOX1XRU_klP4Q5MAGglEswBsamXHKHm6Y52.JS7YtaSCdeumJnB5zn5_TUXexMmorgafboIyPJ.J6e4iu4x1.9pZ1DhahrY.SvN5KAUqmwymMSD5VznLu_Mo1bxFIguEq20czpLW9AdxxluHeA7rUwfvIq3IOR0Y0JD8IrlDGukXxWItn5IPQBPrr.svZcUJ94qxFR0pXQsUq.6WSmbzT.cVsTmABRjpIaR2WDzVGIVMGpcOc.RoOJn4VrM9XMcOIYX.BlHd5_jK0BalL.aJJlaX99vD4nHHc73mZ0XJm_6jN3DHbaAyMgTEggLKMbT9CzilyxhURzuMtdrHhrZOoQfuvGvUCjfgcAIwfJIootbPIQ..j6mp4_qOxpSMbaHmuRay.d8l.bkJ6Bhy8PnXPir0f3MWyussZKFhY5VncHlPSd9PmxYiZUlvrKczLqojzRu0LPXgpWoWwn8fjgou11KglvW3f1G8cjnsZpUzXaq5tqxmClX1HaVJisUmnB6x2ywkXwHUAbdZTk9aTfyaERGFK6qKuCHlef0JeEBefYr_paD4DC2Y0zrIthedmBFGcq7bi7EsExRyJ9MoSpWijrLf2wtedKGNkzdswdBhclDQg02caJ4idQvFJVlANmgdjDGG0Z5KubPOrc3YhvYNh.JXnoJVPLELSc2ML98kNNuMIr9LzMdMZ9HuHJfV0nxMpzac0f6.WSZ7N37BGHsl65kVqAa8wAxzhbpI6esNOSZBA.nqF5SWBwr6egt84_jG2p4BxF33x_5rAsuUIeldPqKFI8IrPCXj1BDv9jeDx1iFrXYg8IQCWb8TFcXCVr0cdw8qQoLBHyWZiUXlXEJYDxx3yHhzIV5NjkVv3nRKUhm4ix0NZ__QmDkVbtIR0obpLPMZ8uwNwudsMYwYGOqj",mdrd: "aRFmHelJU_l.Z_g5rFFE9vgkyzU_qhVGjbT.cukvf3s-1739144923-1.2.1.1-NcnyRXULxdZt5c.0tIXRw4t93t1OFLgMMrhVyJVy9HkQmTK3LVUFOeCkNOOS1aUiCmvc23_qVAb3BKLPlhQYl_qeH0oQeQrWoeM0gmEqal5_91LD3G9ER_nnTOZueipwxhVJOlpLEzcxOaQuDuz86xZTmsXD4BflG3..cbtvv7W6L2LPGrL2WdfeZhc9v5lWEeHqsrZRJu2Agbd3q5LZBlJOJyw_s6JsqulS2f98M3iYzFoLd0bVZZmXyVBWsgCSfeZnk6icDFZwUOKGPjIDo0tIsn.MzlmPy.c04gJ.r2SWUImQMlr.hz.UMWUCbY69laVHMIaRDPPDNaeUcXjrtF4xhpWiq8TyLY77oLNZh9cAcDSEIQyERlSaSyEps1W2X1W9O_kNUawhlzq8WT3rhNw9ibd1st1Z_1Od6Y5zwnHqffksselh5tgRoly.lCdDX6fnVfaO6VeuOjwqY0nuoHoNsunjvAsn5cGvYCZNLiVQpcJ6_4v5TEhmKZ0liiDYcrdvTiWjLrjwaOmmhm3kU1aw3h10hB5SIT8k1A2tpGODn5jBoesnNR9RSNhVvneodldpMrTOaNmDA9pfAXuoArkoxj5VB2AcRVLxa.Xd9Uk4SSGoeXsG29kk715pL05eeAoa_lgzKgLf2zARpf44ytIf3tuhzu6Hc32Keuo1h_U_jqw3ro6iuRsknwVy.RvDf_.qZ1kjGc3guLbQGH2bIzILTOH_rnKU93Thx_euI0p2b1pWIq_DjzsIiIpy81u8YvPMw.oEqIZWHpk_LIC1e0rOHLgru7Te2IHwu2aYMGJFnzeQARXt2ix2hUI5a7URijDv.MR6kpEpF1bzau9.jMPirPGxDBQ00yCNHO.Eas4a_DGak1dZvVQYtQQ8.H.e8JPd49bGV0nuNbJhGRS0dmCZATeroU3YxkWLKMGp9EWsd6zY5bWiAC33l4NxmTAH8jt.YT6_0mJkdQnXfHRg2oY_MrwJHWrErjsiwsfsHBQ4FS_No0GG.HPFz_hFtrl5diDMJOGRvknliiSh.gEmb_dV8HVoP9VUqPjwZd9jz8h2FQ2xu_fOSplQHc8quBbWQL69seTYop2s27lArWo8szlqk8F2ZP1Iuxx6xes1.cGNTp5vgkD.rU1THyIrviIrRfZuEJW0ASAICgrWpgfyZ4KlGW4PMbVtlsqbNbMHdm77s1M36ba3IBJ7EU.t_JVOKcjBYUJTtaPO3iqFanKbUfqiZbi4kouLTMqQTlaWAOdyd.3_XSKntpwZB7idIQyNA7lgzjHRLdVbxWgu3tKlN_s6jrEXwlUq_PkGXTLAUWurnfcKwUEU8MYZQuBOmrsmRVuMUCMtw9OX0Pw3Srd4XneMLLZG64QBPa0nPK_2EfUiMYGGNZAkVuxICKQO4EO98RejkBtMFjGU1FWPIDXkCNinhy6hguPACQyN08RO8lWl_64ZipNIFHgfKmMULtH6vFHZip.kXUp7QwhpAwxUSOVFeTnfPOzZzRJMQjoje1wjkHrEZzYhRLTVE_ehUVl8wyp40JsdHUGWvpBnk60v8GXCpOzLnWg0k5j_LRQOwOIXOU_hIFE6p1h1QvzFCpYheq4CKk_spzq5fWs48g9XJHzZQnOlWEdEqkC9H.q.CZGIyFBNvON84uNRAo3aP7IVcdyHeP3F0vzEh3gtJSS7mVPunWDgv3XbigExTFUbguCoSrQuApJ.hkKFxysmj0_SVTr_WfwPGeLcTEjcULw28oHt8YEFYtoi3iCrKijv5wrd7aMDParaDLKfRBmjLYFbTWu2u2NRqE1TfpfT3JQjkA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7c07a0f4b3b3b';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\/3198752640?__cf_chl_rt_tk=X2tCtrk1vOo8FfyWAVMoRnigVGnarfsBQv7lTsyIlZU-1739144923-1.0.1.1-R6UInBk3dzAlcjlUTPYSQQJymI1bZpMd_.BMvPExoBI" + 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