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://068177.mit-edu.top/post/2563701498

  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: "068177.mit-edu.top",cType: 'managed',cRay: '90f4482dddc90601',cH: 'P6LSSa6md.3wpI1GvCmhgELnlKCwJyXakkUNYdiwjtI-1739108538-1.2.1.1-6SGKKZBNPEQBelyUT05SptAR4WwuCmvoOmHyFMBB_Kew9LlCsa5YW7M1hCGnI6hz',cUPMDTk: "\/post\/2563701498?__cf_chl_tk=PbaEtH9enCLx3UZjgP3na._ABspe7vW4gRO0Z1elB78-1739108538-1.0.1.1-zps6uLvr3oFMEjtq11Kw5gOS9k34.yMdK6moJTZeeAU",cFPWv: 'g',cITimeS: '1739108538',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2563701498?__cf_chl_f_tk=PbaEtH9enCLx3UZjgP3na._ABspe7vW4gRO0Z1elB78-1739108538-1.0.1.1-zps6uLvr3oFMEjtq11Kw5gOS9k34.yMdK6moJTZeeAU",md: "ggO72jpOXOJzBgiuskEcFN2Xv5z3ighsA3QTnyyyZlk-1739108538-1.2.1.1-Xrw.numo.uU.Pwe5wFRYX6MuHMP3Hn7dewHGapXSl4q61SVWrAzX.u3K1_xWUXAO.I0fS_nT72VhlQurSwGeGP7jQAPYx1ziuaXTjxyssgU0xYYMYi.FLSOixkGeRx9HoUXet_YSvvgcIhffwwCmJ217syKV2.G0IBR1.fGcbF0PLIhZjSlllYtbDctsIudRDG3pMftUFz2PE4xZ1v2VkXbVTobSnS8BgsTpbHVFhMELsIH3WI.D7Fb5Z4bLNQElkFgFVFK5iTkYsassayV38IGOgc6lzGf7s5boxagOuIXtSHx3.mtHck0owd1q8ohOBWT2RWyPYi.yJ_eRuJ3cxUCIy1zJqT7UCKzxcio9uvkmeRR2XjuP9oeMpNlZy7L.D57tC39KS9uCm0ieM9ktk5N15T5MMiNKSOhIdkYvabKAVmYxE7TWhkg2wsqDUA_.6JlBhQX17USIQRRT3W00rq57UxqWKZNo8t0yzYzib.Aahd8osdngJj7QxOxbvfauG4GZAVq9YWztkg5ihVRXJsr2fLIdIVPqJSsTX1k9v4JJgR6QjjaT4FJkPqbcczcKzsi77au_m1edfoIcAMZ0FOVWG0J04wgXgDH58D510PX43.eSGU8kWUr9bMebynVV8I7MxyfqRwsL0.jztwZ6IMtmt0UGlwXnuREfGaTjCf9_lkDTA1oip3Y6aHUaibc8YWgybXcO.gfIMGUHvm0jHI16nx.Cy_GP4zFBKzGk0zOJZrLv9TB3eIsKRKxAfuXjmDUJw6pFzQeTjDIGVWvJgtrgRokQOL2wMWqsZu5NGD7XiWh75D3qCtROc4Qy.GMy4QKtaOI2pvXjQl8Rw_4gbeb0Hdmh5bsYaul0p3ac3wH73AuEf5G8jAPSO9TLKDXhM1s7UVhAs.CRASlRsCnV4b9h43RdrRv2R5pkh29qzyZQq774MGdOSmUfeV3QQmHAtWIbIv6wvSuj7ii4Js8KC4LAiuu1u7kYgZMZzI3mmc531MPPt53xA_BAa3_vYJbXHgJR1nWfbkF9TrJgwO6EC2Er7qhUT3gt4HGiJlX65J45JXzySJYdn1IOI8drGFEl6Vmn7RuFV0Da6844TyA01MmQVNrKHMDLkjHYzD5XMXPCNarv4InU6oO.AJ6B4AjXsKGOu_AgTINnXiPcOd.snOMX2tdOUfXMW0EEPM2gNhf.l04h8bREzU19VSIAA3UtF3uAI65xJaFJKuHK2DyjTeCT3AIAfD1.5.rn3l_NIsa5sZlzC5EjhbDOeBYgYKzo4E0KRSxjMx538Z1nM.eB9DilNlqXtQb1BRoSBx5xIbXbsXvvxjcqCBTQUttMvreGAO9EK4_a_izAiCiBWJdq84I0mTRQV9e56xjOZ1EI4Cg6eQDa48Qa.e7WLABdKd4AtU3ABbJY8BhoQfmCFoGGXljwyDvnp4WW.EUmPJEkFZ.g97vGTj5eraRgjqNTsZv09tU9EQnMG9vWRx3_FDTflEpEif8Pqp6LxoR2AeO0KxmTokgpIrYLiGNA_eITMh3i8knjxMHa83r9tvRqR8RcB4AQoKmLKllC0h3htq7moiNRB05B15OCrbmkRBAK0dGYJA1oUWuKNfL07gvgjKqIE289aL6s615S3frGhVq6K8mnH1722EGB7di.k4gecAOyBaRJxt_ws1x5GQuSwHxvw16zFZM6D6MxE2BM9Lxm5jjERZimH4rOPTc5XCUu0_dNzxboBD.SBUyAxSE0gz2Yle60qRCoN.j8rgpEbW8Q7FoKVy__KplXoX8QBLswnE8bcwl1W5YjARrlOBLoHrhqptzZGmXElvbiFAuGC2y2e7t6anRLtQN9nCn1ImMwdkO7nwf7M08.VcYSF3B_V4O5rDcTERA9rzrDU_rSpoAU5uteGgdNvupTvoUugZdW.CG8qdfId4CXE.MCpZ3rjVR5lpfE0ttm9eyfaU7OicXhSozCXS7Wan.8OkErRkCV7lR8a76_tY3aD119gk_sHglkDPUY5I_AW3H8NIpqp5hNgya1HLaaMzrHI4.nskhXQDtpWwkz32TVh0sjYDdTlnMACi34ZO9tovxr36LwdgeMRT9LLiyE8TsV3Vutkyp9RnTNA_Ad8FVQnlxAPxwDmjSZAz4vl78aB7NcQPs_arcRnRq5butEuSOL9b8NeMxui49GW1WcR9v.jHxeZbHDZL7PR5RUYYaEc4XV5F2b0Gd8KzM",mdrd: "1HhtvZfA30beQNOHVfGY157pqr1C06mUg65.wyIHkyk-1739108538-1.2.1.1-Sp0rbimMS3cww6bOEbtXEz0P2KmOwTj6xlwdqMNIRGO885ONSWTWPzOq3jB0_GQEOKektuaEJ7lIqB.UijwvtC6.qIDg_Nh8.GhZxZa2Dy357Y4M5.D5wBbwmhEHICFjUWxkPXQ4hneRo9N4ak174ONQfNRyXqPVBjHyj5uiBiZXp7ajBAJyKszj8.GtKxU7CKGjSOzHiBwmfdvGjCB3pVcEd61.58uWrWns556RiHfpHw17a7K8B_8mqM9ldP_i2n.S5NOrxgOLDTw1K7urYezrXDVoyUb_AYzZqG_RgjRnYF0uM9Tc6QT6zEQvDQP0pCoMx2bVxmpGMMIf20irUwrymnbt1m4gARLNw.CTrlI.yQWFBrXKBM5BnqQKtIfCBBZ0icMlQFHOhdS6NOD7u7T93douLmBrbEK80NHGSe6G8pKI7knlgQ7WmEct9oKgpDZbbxJW4HbwkxZaj6W.GVaHhGbJzInLnZIy_Rtkgdz9HtKYlMk6V9JJJ2pUwyD5d9..3vwtk37JPcQxtJ6tNP2vDK.hYdD0MnBlGQ7oz.WzijZGOuTNaHo3DOREeu.O683.ZnKDYDaERHPgVq._FO1EhZCy8Mw7Hcmab7Rc2qqnBO.Yaal34ZTvgw4LwbMSYFVqBOwcWrU.GPwcL_0xftkHcZ6X3zOYpOyNStedfwWVuBdDLZhToyeqrpEf_jzuMBL6OA1KLif77ico65ZJP_lq8U2RSUdAHZZop3CiBaDcIl6bQ8graoWGYrLMWKbHqYZDMkLJCwdLbBZosa2AiUUJ09aXarRv90DJASWZ3kA3.QJmIawc6LAxD.n8YltuoxQ.CbvePYWZ1vy6sl9n3K44WbYh2tpOpTzQdR.HA24h2ncyXf7i9I_HpGK_p_89fHLhCw5jGy4jSe8VqiaHTm4Fj9Ru8I0b1wEn0VVU0AQgEp1TMORZJjBeNzzWXZpVnEZ.zOVLn4tOEGT_XCqgB5OAQEzDXTPa1nNqVr_sXYNGFP09jO_9oX_bAo3kKQ7bBAVYEq6Ou.XR8W7Y1eq8Q8tsBs..6HXIAvRa6uuwgP3ngzD6uvE3Juy6FNUbPeFVVZyGyYfMtFGx6KG6ROuR3Iy5kox03nYWrvdFO2yDfw9y5FFYRckAlREwOuO8uRhEezvK35hJGsMuLZWUUWHz.gvb6nhg.uBkh3z6xIKt8NDcVA6tofCV45lX95x2s4aT_kdAirDpycR1QC2N.oRj5O9wtZlrk2iPwBA49h43ecDZTFrQvBd3C6wq0S8hyzcnApzwqQLOgTI6otoTxq7quxe_lVQLDOVxzeWWdwg4Jmy.bjKYxsyCG4IVvk6Tb8urWadKzCJrGAtStJCqgvj6AVFwetp53zUEqBq_QoQNw1oJvCS96XTNWNOPwgn7E0t1XnQKlmIwwkeazSdx7ToUjSvI8qGn6M73dj4HhsRoUNgcLEemhMSvAtjeNmamNrVy_0xooKelPHso1oyqm5pY4QUvkmCUgzHT78vcErAltSoyJdWXyHznC7Cv0T_bUr8hn36Xj0O4x_35ybuc0c.ABA.n1ri0A5eyS.pCqbVnDCNNVPdlaJeExSfIioR1jaZxQgFdRGyHOSvu1BADGopSQV0NEi8ci6qmT.2ljSr2xi1pMaNL.IHnJvl4eF682uQL6zyQViFqvJ4N5gUs3AmPRvObxxxANUfU9vbZNv7wgvfDkXhssh7mbuoKwsQ7H04CPmWA2jnnZL1IB1o7QlY5Jxx55EQ7nyt0b6bl9inMwv65JeprIbpfMFy4MTi0evACH8LgkEUKa0FochYpCJLFiw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f4482dddc90601';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\/2563701498?__cf_chl_rt_tk=PbaEtH9enCLx3UZjgP3na._ABspe7vW4gRO0Z1elB78-1739108538-1.0.1.1-zps6uLvr3oFMEjtq11Kw5gOS9k34.yMdK6moJTZeeAU" + 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