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-470171570674.mit-edu.top/post/1053684972

  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-470171570674.mit-edu.top",cType: 'managed',cRay: '90f7ee24f8162d1e',cH: 'hchaGH2S5FZlixRED74iweWJi6qspFgjNup_cEKvfds-1739146793-1.2.1.1-DT9Z4tjan3aBH34yPkIfKtTQDgQySaKxb90QqAd4TnEBqcl32qKiPNgrzgQ5Ebvz',cUPMDTk: "\/post\/1053684972?__cf_chl_tk=zuhlEo0EhUapWTC_v4UGWtYQmCe0DiJLEMepZ3thM5E-1739146793-1.0.1.1-8xvwMZLk_2pU3DFvwz.7iO_q8yD.1Ef5vnYEBzao6uA",cFPWv: 'g',cITimeS: '1739146793',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1053684972?__cf_chl_f_tk=zuhlEo0EhUapWTC_v4UGWtYQmCe0DiJLEMepZ3thM5E-1739146793-1.0.1.1-8xvwMZLk_2pU3DFvwz.7iO_q8yD.1Ef5vnYEBzao6uA",md: "LblWz1r5AHuPxUiMqoo2imJLBPmWVEVFG1JcX.1Voyc-1739146793-1.2.1.1-_naZaxJB1Ak36aYKjX9pJ2OL8t3.ZWS7g5ZQt_YlnyeUp4e1rCRWyRh2Rx5SQotbcXBk00IjHbGathef77jgZ2VVR4G16ep1J.ypCP2LI_7.JjUolC3d5s6Ez8QzrGD_UlOYSiqZ2NODDfkrX5HU.DQVsnxBGg7w4O3S59iBVweFqT6VgrGlIGOlPSF7iwT57ZW8r4Ih_DBXutReC0mti66LZzigXyJ3_tCBiFORiP_L1VimtTV7Sq7OmL8aanFeMmjNK33D.XZf3r3Tldts4w2V8Oi_bQ_oglqrHCr8.d7Ys6KG.ENBZQphstlSjvCHS5jvQza.lNk9UVLa8hmF5spCRU3dNf1k7GXLgTjXT5sfvhBm_dtwwObHwVNIa9G7_w7THsUK7GgDfQGtnkyrzozrp9ySlNGkDl6q6qvtQvC4Ks4dzD_awL8eQiIrUCHl3utwbBc1tOjKQGmVxytYz_bUnAwcicNAuN7NO8uKvTE1EM2ZAR5lTUtR2kksSEPDvGmhLxEHyplVS_YTj2nszfDFs1rnYu06smcWQN65Rp6z9myK8qOyY9ceZ9PQkwo_Yl1P3Cp1EQY6RG5saG9evvbJLLP2newhkh5Sn5c6joA26exPpYpicf1Ym9S10k8CJsbSb.SJzocBJeo73oL6TPvUwFaJJLLetsC0pjHBC3R3Gx_FaSb5A6ZBY.nOSwfckoPyaryrvmd7y72J9JJp4F0yGQHzJhB864seJvckEBex4.uiF6uNjmeXK.3Is2feMXUnMNH5.Xtp2qkPEUojGKWGJNMJBkyCvaMuMH0Kp15bwtGyWBEE_Tl82S8NGOst0mnmYj8.Pie2iH6HRjgZl45AGQ3k0Ap_XDvXKLYAnUVfgoVwhVLZH1Zo3TG7fKn.f5bFGlBFzPmbWeqETTWjD_uVnWyfW6R.QYV2Hqhi_WjZLBsMPWGYLBWh6cGm18RA7Q.NGDd0q6s6S5earMn.1ZtUHu70eSh7VZVjbAZGdijGgmDae7WJHE1WqS_wk9Rthb4y2Bdf0Xg3LJOJDEQqD6Q4cBdpEok99hM6vT64ArhJo2YOrAsfF2H5feP.8v9zBgtADsL7iHCn59D_eTuweFneF5D1A6SWGISkTAo5mq65DkTOWaUlbEtBaZ1ApO6xepJ3d0RUj5XbfSphqBz_6EcWz.X6iQ7NGkY_CgT78SIv8f7TnLz.J0nunpFN1BuaVdneZbUCPt.7FtBCnCm8JkNX2CgHik7Eup4sjeIF7VnlASaNjh8uf58Ec7ShZa7m9DpHcrLoPeBDsdBOIkJ5ut9kvzRs0_2uMUJ1wmzPc3Z_xQDIuDmKaAw0rE9ZkEmFvg_8lMUllWWNDzI6NLRksNTMCp5sJ5H65pRTktaYVe4AM0vmMx54ypZrpJRYiX19UmO1dq4ExrkAM1JIGRBDm6w3Wc5Xq7w9f7x5f8QFPVVl5ieU51XE5fiaR3GlkuAHaDeXy6wDBCmyzIPN0K1.y5Etgv2oHJhQg4Zkn3zOBEupPodCPlGLg4G8uClgufKkZm7j5N74s4FRcN_J6CphFJYItN7KR1nP8H8ej0u6uhQHPVwS.hXrzuCAu1cHmyTo1UcnTMPzr7hjNn1HLGJxXIQAQbD1MP1EXSlezhKw80IUe68QZWtJUinBT3qxQiYFsD3tMlL8Nb4k7YRvIthTdHU1j6E6RlqzkKZvEeBRcuVQCnTVjpsRaaIlXusBifuC7qK3eXKlIv96LQv6oQDy6Pm0ORMOvmNfD.Eil5HGWDM2eNjN_eKy_cFP40JA1ClGAySORxKHujtz2P01IPb95wiikKZMVn6LsHtaDn_QL2jlwkp1mP4Ybx9.oqD8kV4SBWEyE4ctk3wisy9R2HRNN_W9.LhKVvYr277i9vZAvAAOFFlbHihFGC7JorppPf1Ew2aFcG2H0txYPD5.Tc_fnBDHnPubHHyDn3WC7WEW.1l5LeaCcnR.rD85HpDP.xINm.17VY96LmbQTH4xmyuTPaPdRrdJpe2zu9XXQgL8VGuSmDBLFxcRv2ig0mfe1yeLAzfV19bjerBS7KrvBNzabo6.BH31GLGmXG..F9UAvDIcVskrsFc0tAjAQ6OYOcKdb_fzT4k4zOETU9vp17MbGUUk2g7wL8h10EzVTeRApPmr8yMp4ZuwmZXDb2e06dGbSu5Y9dD_9wZ0SZk.W7A0nG7Xf65sP_KS4j3y022.csCHuC4TYY1vTQyy.bdahZxN",mdrd: "uVLu96ehf_7fhyL1RzfS.oArLWoqfI1BB1hOlLPukE0-1739146793-1.2.1.1-xnntkBJIc2FzAtaVhHLNqOAhAgouoXuCWCSjAzNbcFJ.tCEBiqJplaENK8rUZZVwfOkJL2r4X..v1tDODk2bYEIs4oAS5KBx9grN5QjiWqKHyznkT01Jmca8F2dppAaBatRGI1CgijD8_aeh2zJk0l3E73VRC4WlopOkKBTckEmO0cLjggLrReu9XZ_GqQOu2Gzf5uuC3PJrrDgliWcEwBOsulr0DiLiBSQ9zr90jGhXpvvNuBADJOImsCfW.gEFa0kfU.izZ7phlScgJnqRtXSsD.MyAlEB.qn3WVT.5dufWyOKPRf5n2Z1P7BJIqFRLxJDAMYEhKL0C.t5Wbs6onD9fbz6ygCmikXgaTQ43dNeprRK8lzqof5umMzdRPEwofa5Jprt_NE2azW_9U29yirYHMiJqIANY_Agdlz0AWwKzcrMI1EOvjJe608.zSJNR7m_c8eoIscSz4C6y8N_mCEUTF2EoPcPQiAh2zNhYIc91p4p3Pk79OMtK.r7quIkx2VNmZDNbptPqWKoaE27gH21HzM20G63XCZDQ7_xGiSCDwp1kUbNm2BdepHQXWzg.DUBkZNTTY4SwrhUnsZaZdZAy1Po1uwxQu_FNyYxF.lQgUbGY4ObEXDgpYTQ_Dkrxec6MghGjpKTzHooB4TXGBNsNJfsw2OPzXK97vXZRiEIbginc.DVme13LURJyaGlYyWJ4wXWVUUai6Yx_dl4tSkYFpcLlUrjDyDxItOzpqtqJqUremssG.8UNxMerDLk.UQuTvxbzVP3QJEp3zfzc_.sCVBs6mr6ICwAsvRGvzp.JwXhjNXjqfiUqL08ldK94GyCQs7x2Bb0rXSQQkxEQUwEmoIhogVozh0.wL0jB4khPakEvVmqdEb8kFcqR9h38LeAG9.dnznGRjxAR.F_6LkDUWFtZ.VqtihGvvz89zL.8ScZivICktOpKFmCnxLtDfCNHTwyWC2DkJ9xXUfRt4gCV5Btr.7EOb_R0H8Q4Ii0GsUB4gwNBCkr.t1elBCGFJYj2CQe04EUg_5XlZUMfYEZ6ItUPK5Yr7zxRgFDWUagkvgcr1DVO8wrBZxJGEtfa4gOAB2HRpvSbjDDn2ZQZaR5tf91C6vuVJzVA9vu6fUevVNI.OdfTf.hGQvr1qn3IOZSlPnowOMCZRhOs_0URI7pBucuJH1NsUOpp01CZLfcxpXcwZyHf9gLdVB9Fzkw85hEsWmO68wJ7Dn4kKw88yZff8H.fSzv3kmimGCax.Fn5Bk1AUI9XcF733udAunwwbkDFi8s7Rg9ZErArv3VlQo3UOQ9JH9iEM03KJQmUGDJpLuJqMSnZDLvmANK162j5ldE1JaqBc1Gsj5BKKiH5KLU2fi3hpfGnN.QLBFpz8ltnDh9AgGwdyZYpjO5aeofXP9.MmRQbPnVWVcvN3_XZgxoTKSMrXK6olTAsVdl5TaiXNK7omjiDsSziEqZOFrWGoj2eT7EvnBS8kSdJloF_H3L4b6h2o02VRCyX0nIvLHZamtk2mYafMa.Kxerec74HQG7jEhP0HS35XkhBJ5JGguYHoE0ZQGoHwWe1ZagF4mDOnOliz4Yi4WB5Di3.wKDnEbRsp7uiSttlA9Q0LdTaoJ0qOIO_bUAwAWl1cwcPPfTxfZVhZpHYpuajYMzZb3qW2b0FDLNIYesxuf7t_V20s5xulhpvADCPnNhl.sPYzP8uVNNlT389Czfo_0B82pXQpk9GDjf.zRhfBB91zuClJRJSEJp_dxYy.HNPcmKZhRwL7uwihpzyCLoLLVODywcNi8f_ccF5tZ3KFKdmneaKmWAMwyd2T1yTGc_sNpAV45Gv4FSQ0de1VyJePUlmNJ8"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7ee24f8162d1e';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\/1053684972?__cf_chl_rt_tk=zuhlEo0EhUapWTC_v4UGWtYQmCe0DiJLEMepZ3thM5E-1739146793-1.0.1.1-8xvwMZLk_2pU3DFvwz.7iO_q8yD.1Ef5vnYEBzao6uA" + 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