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://398488.mit-edu.top/post/8615027439

  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: "398488.mit-edu.top",cType: 'managed',cRay: '90f7bc1c4c4a241e',cH: 'Vo2SHr.oGSFTLSaO7tbDC2eHYn2xXk1hF_4v2MIKRrE-1739144744-1.2.1.1-AWaoO_0ZhtA5QzQAbvsfwCAmvJ5SLDn4gSlLvwDP7DPwcO1tPRR62VkCB68mZXxP',cUPMDTk: "\/post\/8615027439?__cf_chl_tk=7vzGnA34tUFYbxx.JxR_mPbrYuQQiFF1hPKiTN8dICs-1739144744-1.0.1.1-A1_quKmYupsdOgkh.PBTW.DagLPIfH5nYEuy.7yoFDY",cFPWv: 'g',cITimeS: '1739144744',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8615027439?__cf_chl_f_tk=7vzGnA34tUFYbxx.JxR_mPbrYuQQiFF1hPKiTN8dICs-1739144744-1.0.1.1-A1_quKmYupsdOgkh.PBTW.DagLPIfH5nYEuy.7yoFDY",md: "PZFzCIWKKKdEfDLZvCjG743ntdwkkVXUtFl6pyMKw9Y-1739144744-1.2.1.1-Tp9uZgOqGIYy_WHY.6Cwy3WM_.yAnORuD3HJVkCE4UHhsPr7c.5C82YU703x7eqPasUUbtP5FudsjtHZJekSvTW.mgL5RFrgp_qdxYwIdUczLxGwRuvT464EU4PQBVnocOoER2WQxSB_a1ApuRCqRAkwuC.YMd6vXnxfLkq063PRipi7a0fje9Iebp20X1VNV_l8AG4XdS4vBthiAf_QPY8.D8yhs1jB15_HKLmRCLSTDwl6O70pQGOnbPljmSXLIs3slqhouLpldVsD8shiziLZ6dT3x9Bem1cWBtNOaq0iWfbtm9DY6eQ1vkUFNTGtqJ7nUivKoCd.Rn53btXQd2yMOJ.ZIcmwkraa1q9LloZSFAApVKKGttYWHxeczvUaM5OTBcfc6JWRs8YekMJV6AiC7WeoyBTFTJ3xbPAf_3gHHEvAJuGIQ7aoGmhW2xh6geWnM8vZFAHhdeFqdDIqOQhdcx.AuAUbuDyUyo0xEgG7z0fkQ1XqvbZ.TBt9uxL8_q25d2Gr29gQI3.umQ.qjgU84UR_s8gAxe855RRz5U3GCC1ZBIRZXig7OcN5zetBEaqIC8NTFg1G40A4qCDNKN8_wQgQFJLzIMSk_wvUV2kgMfOTanh5kjoWDQ4KHOstZ6UnmUeG_20SOTqj.5pW_2x4.xny0O1KURJJruYixEs3WsH.737ULwz0UTnDBAw5FsIbfcK0ZBfX35Bb_oyzP3x7rZMEEKe683YcDdlJnYnSpQsdudz6Ym4fQRemVTkEkdddidlQCkc9ZVAm56QZRvtxz0OCn8bB4.eYzdl0WZQwtMlcjWF8tkt5HMU.R3O9N730nuNCuARkEO7PvuwmkPCUxVp8o0Ayq646BWCyylwVVyFdwuHw2giG6167K8WgY34D9gwh8JBrBezoCVH05NU_lVeYnyWY92w3ArZM2Sba_bOXK7NkyArpBRpGfdmhxkZLSZzMhkCkeHDYlTk7U4WEQLwes8efbL7vuvIpcZnrJswBM_jCQ5oqhrmnivB.ASnLIvnOnt1YlhzBAeLhFuWfs0aY.MdBHeYowO9AYVbAh3bypCXtCkXyEXesSuc9SArZvLyh9qiPeVnFBYy.oqml.OxfZ.NORgP9hGzvH5xukP5VGeNuQjJKgJNrzLwnZTxy.HIBGykFByFsVBvM9DcLc_LNuA8hRByQfPrnwyuw_RHLrn9b0IxPqY1uC8HbSwJLYzbWhdvp9peqy9gZq4S8Z_qxusjAfu2Cw8hai4KGljJrhQbErlO6ame6bRyHmaRwXn0PrgO0P3.b37f05FC1SJSFO4i3CVvAHYfvdS7vKdMjx4OhVFmIXK92dw5x5TksXf5qhiEzq3_YJ50DoA_jKkRQSwwlrWHB_I3_gMq9.gr0dXhNuIxkpmEuE4E8iweLqvCuVcTYVSsYJdPkHXcX4BAz8xMYF1QdhkaNA6yrXjUK5coGqda9brhXDiUXE6hRu8vaqhG4m1gGKv2.k_0OQeHZSDI49yDL6LP5fQTjlZkF66rT5qea2BIO_2LXaIMJ.yvJWTLVg5DDnGjRDVYkXqtq63mT5OThlb6EbrbpqSlFgLNlkMsB7Oyugvh4ICiCRPB08482TB7PbezSdKN15dmYi5GFIHKOosu7.jKFu83iEBLN1NER65rDumbg1FEQGiRvKpPCuKgxuGNPIptq2D_lO3e2y02wKKjzizlzuOdEAsLo62o_RCsxdRFNn.Ui9hh4iEa8Xx0QhoBHYfXg_X4RY0RGITIeRpzyoaKGyorhIRW9vbtzFTR5ESg5KGysV4ZsqIk2GIrCKQRdtY4Y6RRMRA6XavtZqQMrQ.W0M2FCkyKOrHk2y5hd8v1R37v1JyG0W5LxggnCI_xnKE54_Dxbl2aNxE2YcFDtLiWBqlrUlbo3Qo08m5OtlgGR7Pq83Z6qL3DTLkvKTBhIdnKX7QOJOTAciklByW8AMfwRFTGBMQOH3fejFQKQu1zdCOF1NEXI7HImI65e4RIyIdbAOA3r4wGq8SouVPP3Hfgg_EkcwFYedcdMTapPOj5bNQItjf7qI622HVRXXmlo16t8_lQ5YLJ3snbPi5EhbEEy5o16H3Rq4wKbbsaTkO6fjAPPZC2zKPlV4Wqs6D2aS8tRRG9cIMIbPRRDAhDpDmfBy3Vq58O8HlWH9KXrDAKHozt9ENYCJf_MQqBIp8.fqoJpnOkn7dlzJpWqUCuQtVQ",mdrd: "ZDEMkkLU89LWKaOyDtuy97vXUu6DiEXbFH4hhAlJ9Q8-1739144744-1.2.1.1-PX07VV.IA2kja5rH5UznAvky77mpsWBQNcCiKcdkMlXX2A57D4m4VpSE1ao_ViDSuhmNqQCbo9jB2RyrfJsj3IY1xQQCsi5J.YpFv6slXkcbTlhZzm3or81Wia0kiYrkHlsDsjJwqoTUtIOkxfvy2smxd8susSCVaC4fJQmUYUjf63.83SN6Asx6P1bWQ.jZ9Sq.MGkR8VjSpji25cm1kqg0VGfXUNhWXxQsjli8Xbau1jNxwIUrlrVQShuIRtK7366YIEII6lOH6SLDHWu2Fp6P7FPZlpOKQyr3By1Ws8Uagk2vBKnzPYaaVJIFhmPup9PWPgUoNsWspwq0KraAcuodTcDgUEmCC2Q_umMShPyyWLvqOKg_z80gD3PH_2WR928UTJu3HuHe1qG0OiP7jl7q27FxK9LR4JFsWtX0SF8Y5P.FaBynMfmyzChmZGSbR7EGeTh4OVQNFHC78MK0ikFxKVgpodM7mgO2SjopJs4hFMiPCXyXLXH2P5INgfpaaJ0qkQxkaGYcxjoXAfUE_ZIKYro.UfPBNRmmmK0OQpsFyDo5bsnu6ewUMJKcAgYS3vweeoTlVqDQPJR2BNr.2a162HeFT0Do.niJ73mN55HAJl8PQvCZkh9elh_f7ops.icB.n_YxxGhqkQr6zQn8L6pbA8saDK_gUbvBw9Ti.mKTK4cHI6vsFzlwT2aICIsIjF07FSVR12WXFrwKdzi1nOTzylJ5v5gBMy8p0A.pO3_z9AzN5vGN1w5Ym7jEzuVeqj08mtQqUv3dgq0J0IA5ksnJg7krXROmXF4mQkR.mu7Ewnx.sHDpQBFw3H7jMfNMYH1YSVYFLGkltE6i36udMGiDAhCKcmZvcZeS3z23N2H7SCmeBEByvrxY0YBrO3aeMkWjwq4fbChR8_oUKmsbYoVPWBaPBMB2BZ7BarOtfcmytp.Fem9ChGV5_xzaGmOHx7f0RwWGC4zXg5BCxjyVVnI2hlVJiVeortkNv_UPXDmscC72eqpkCCXDCZ7.3CQvzhnqMwMXpuqSvbGUXBlV.4xtuExN7P68FyfzKu0yD0C7JccaHiwuqCJLw3MeoQr..PvHBIyZK_.bpLwVwniWBoJD5ntE__xBCBxnLoLWFGG1t6ivN55tuJRwqr1Tdzpxzr8DBZlZthNUqzrFEck2PDgtkgV8aR64rElgXwb4CX8pwax_LznbP1QZFsrIG7Snjuh158sEpbrbCZwdorE_1Hcp_0IIGtC2fHR_YMb3tv6gRDLDY8MWGecNwvM.ZkzO6X_IlAB9bYLWAqKRJb3HPfNtALqvmoGjqI.PBI.SyIVzIFGzRoF7i2NyhNu3WXX17Ed1kQDrbqA1985y5f85k9nYwjv_XsH212xsUHT_AwDsS9VvLLyWXfywIHjaDVxmtX4AnDYw7SzDxFtYdLR99WstKiJpEXhDWIP4Z2T7nG4h34daMghhsOwO_DY8ttov9lUnbvIWZYggWM5Mqj23Rv1slRculb9izsJnvhF4ADnNUvvxovp_4iU0_I0fdYMejPAyhgOTVgDtXjZxTT1sAe0S9jQFeeKirMJQ8.YtI.l3xgmKEU8Oc2gCdgC3FFlsLp8xwacWrKP5ZJBlHQdWDNI_gvzS9mM2oFHTeuA5dhAlGmGP.zf8DU.Ko.XFR4wu65ShqMWh5FfusmH7mQ3Lahqcs0aqLxU0g0XKYWCxA045oRPrssW5PG9kpKwM4iP.jTCY_vqmVyev2zzPa9PPvJtCiwN677NWizrEFIbebIRd8eBLnQIhLo5mjSLiKwo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7bc1c4c4a241e';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\/8615027439?__cf_chl_rt_tk=7vzGnA34tUFYbxx.JxR_mPbrYuQQiFF1hPKiTN8dICs-1739144744-1.0.1.1-A1_quKmYupsdOgkh.PBTW.DagLPIfH5nYEuy.7yoFDY" + 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