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-012216790503.mit-edu.top/post/1728569034

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-012216790503.mit-edu.top",cType: 'managed',cRay: '90f3b3685ed03b35',cH: 'sQUnqyVvFnHt8ahv1AajDVuaPYvfqFnTj1YOidk1Xfk-1739102444-1.2.1.1-MCrrzugpsd978kzJT2.sDxwfCM6UNWxgdjx59VEr1eTUMxi8.gI.WA72fFJyoKQE',cUPMDTk: "\/post\/1728569034?__cf_chl_tk=na.hA9rm__Jy_WHjJ6ZOTwK8amuLY6mF.EjC8PkaQkQ-1739102444-1.0.1.1-111BDtDS.YovcMQtw1PRO9M8BXovCDOvQK5zjuzNAUU",cFPWv: 'g',cITimeS: '1739102444',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1728569034?__cf_chl_f_tk=na.hA9rm__Jy_WHjJ6ZOTwK8amuLY6mF.EjC8PkaQkQ-1739102444-1.0.1.1-111BDtDS.YovcMQtw1PRO9M8BXovCDOvQK5zjuzNAUU",md: "xAEa_C4RRfm7nSW.g7SsR7w4pw7fE25NYP83DP1DQ34-1739102444-1.2.1.1-4JrzHDTjsmwRnh5ANLkcJP7kYVOnvP1IcIAMG8zfjiOtaCArjWvNKwj30ZgGDc4OgrttoaKWgT0IKaQ8OLOCYTAbXSaG3uCxeZ9K6zDJR0WKLQeAlYi3l.Ntkfhe1vQ6W.1rpe93Xa_CFRyhmVqgmZciFfP9EtZGIWsOy74C0ax3Q0vMGCJGSE2gVQ2ytuhI6mSxs0xdAtGo4895Zw5_rTiaexl_ZPkmcSvhd3HDwEz_2zwL2HE.1uiXKiwsZL_N5daCdpbsPMrvQDI89ydNB3w__NruVjHnRVUutJPvlr729UxsYOmLwMi_GL4FTTMagFWXMOmpMjQxzGZyTvsEjxz3gaE0B8RRI35KluooMOKcWVuMaKMePdt3yn16jWJ8H8VWhPs3lR0HI9Mq6JyFydsvnn9lLP5Yyxpjr_OKyCSoanb6f8qbpLpxuevx0YDLkSQzi7vcWVuEyUGgLDA0loWmUTQOrM1BBn6hvc74oFXW626PVf8ouWl_W2i5.q5Sj0HeLqRReewzqoI.GgVT7edGyCqREz9BIz0KytsxITGviCeFUTLIKCNThx3w37TzOz5Lxt0Iqm64_lJgjoN7w_FPuWtxy5p4FVy0I1F9SM8sJUPf76f0QXjzjwGKwfRpxM_EOeqFq4wQKYpmVCSBa.Ei1jMQUSsmdeuD72UwMLXbo790sUI7QubkLfSNvXPNEYTyI.Ed15TtFR2oqPq_WBmS52mAAS_YZftoQySNAp8L5EJF4e3.QIwLkAS8fguFY0JmJzWwAZ09JZt7BjWnKyrTj99qMvy6QZV3GSUtJYmgW1.m.A.k3yNzTCrj9iYxCIOmDvFY6khkpae6T51aYh_LS7g9Dn5Wvu.qkWFWJcbFp6NTyYJ_LaCBiwUE8rwlGbBEn5py2fkYlQz2t8n7P9wZv.9srcvGl6opPDV6uTEIiqRhdYoQEdBqkMHZG2sL9ttcJRTXYoK7IUruShqHPcwJLE8QgIZLXmORLgT5j974TsaTmHMMXhrC4uWbhMLdbUiSaT5oR7XgzVsFcaJ_rL15h.tB7Zc_e8XH.ahdA0gqCLlc5pvGR8qx84Nv3diT_6p1MCVes8k_5DgKC60JYFSODvUqK1sS.R7x47t_Rbb0Vp0iWCczajIHkvhHTcUoHmXl6j7BYAW3VUuxN3LfowmQDysh8eS.Ov3Y409XItikdmMb6FYMyGiRxGpDzDUptjlOPdffSDvqd6YY1cOAKD5s0KKAKslsQizWnq_b1k2HPJyB9GfnjHTnj3GMW6dmf912Lj1.Ny5QUAeEzrNL7zinp1XRktl5M5MrW885Vq59IUWx1AmwbJneQ.vAuCbouHWMyFHeaesF68v.Ef_j6cvxQWXEeM0.xUdi9.GeMiVNOYSXIT1VmyWuJoKYzbwRQcHfLHQ_r6iWwBJoV85yQCEBF5ekClDarULKQMCt2CHFK.f3i2XInj9NZUaABLl0CORTP6vCqVPD7JYnzxW7gL1f_Sl5OkVBw1GS1Opdb8G975hkdVXPyjxS9hkS8EEaD9HFn3wdYQRMrdSA988CfRaJh.jWSl.vrZXYVVmuZ1RcXdIPyp7nZJrGnid2EtvFpwnY9v0taz9nOWiubchaKNwzL8ONpGtE3.nDYnvc82GF6gQpmuXuskHMzjrypCAtHUhk8vBZ_PIsGYXAC4a0f8Iz5jUhNFEmze2EhiVCwsMn5JcTnFRWjouqZp3w6O6H6qaIpLSkpenWVFuS2eUg4lZHrng8dqrRzr_sORAdYibq1NSZ7gzBXJp31ulOdblEZ5uouBkTaWv.2yPpIJ0zdqGsX2FAaO71qH2zfFvesxTHxli15MJFVQ_XQ8bd5C4D_H9eDPlc8IuIkdd48IE9j3yipRZGllB5JsvqCrAUUQXfpjJonSpCodmLeHmGz9dyTEl2izqqf4yUDj4695e1EyrZIIfbDpZITxD.TlXA28e4T4BtVHZzOy50B4Nt3d2Hc535m.NWCtFzWaMDK1.kErEh.4TrB3dQRue75LpzX2erl3W6anpa01zgmT.MhPpENxCuiXV.k_cmEpCjUGw4uRaK81pLkhInxg54Lcmsl.G14bxJ.PGpNupxIFEfeW9_1kUcJ5l2WQwtTaGBBExfTjf1jaU80r6_pjS9W.8hnWZfF6eUC3vg50.IgUhWuQ5UWH94dHp0WF6g7ftFt9Ji9ORR02AlyU263IRcaquA3605.nClXl3QwT1vI2QTf8Ur",mdrd: "89jdLcfym__fRnZHz_jP_sNFEoZ0rJS3FgOiSbeemjk-1739102444-1.2.1.1-iP.2qW1ahNU2DIRXzb2SCzrQhls6SG2_8HXATKR.7kh0j_Q1BIHadeAoL5RJPi3QO8Z1Uw93VCE2aAJA1r6Mtjkt9Sj8o1.2_xrbpe8Y72j6N4wePP3aUSu11_VjQre7LIYrNMF8alcXGezKMOSQ2oPxE774YK6XDdOpV0sdgQCzEaUkjGOmT8Z65RoM1LX70pWq6wCYCL.NPRjRPCVRMnE4XhdcThCp3LTpXQ4lecdL5ewtRO_DbLpjcngMZCB1YhtVHWH_15Xix..GQ_T8i4lQaMcvK0eAsMzeD9AtOQtTlvqqwXZCHZ01UHdzxrX_5KonkdbVucKgCYh.IxYLWB7odKGMnWuSaOpSovDUBpxd8rcaPi5OAxX4I5J44gpp5o26r38PlgJdm69e2shZYKwA9v2XWvlhoxwEgjUlBkRkDUcxq9xebkZ3F2TDKQH7u9D2OE0fQPvGlAL3a6dXVlxv.HPVhnJKElgV5Vgzy5_4WVACalKJ6HkrP6TdzgS1ppx_TDSLQgQtUd9b7PveKnUAUFk4GwAmdIQOhHkEhBmeEWMRHCoEgEnn69nLlERQZ.vEIAirNSrE_O0PdXPBoPP_S27qBJti6qGLkBerzOQdePIY99K2Gyf7UflKgsE75sLj4CVtFkgZPBvApQgBJK12HBhIAv5CRdnJc4hSPWbp1ACB8Ykvd79EkInXNcx.eSbucsh0zfkgNILNXj80ArOuMlEVGkoc2abaxhHB.stk8adXhWJgCM.MSQwVByioiBNv5Z3myaobHRybszPdGa9tGyydFB8ZRx70cCqqg9aL2IrEETJl6lzfq8Uvx67ha2c4HHst8CDvBlf.YQufkq8hjIkRoFCwqJ_SHUFw2QbWUAzNZJwrgAKfpF05a.YD.8br0vA.1jIw9jqb4dpdq4MvtCaX8pvohyrIiCyVpTWc5xWbUwn1WX0D8CZqAu7G156jDIJ8BdhFhqIpcALgo59kumrJsM.alSkCQnJH_QMTKcvv.3DXnt_kFZu0o1jcy8JDKGgDBmAwvgerGj1YO1hjMvhQPwEaEXMAlSMGpvZdRQ0OGOjyHvDtaxmaczLUfdXZ_uOLEwr34qtR_DnwfFvoC1WOqmeEn.EaRS_sYmByWNtuYH6DR.uEPGMA42p1MpPYmJWHSLiKAdqSfeq2Ld1BHLyoQ6Z3unzVMJ81nlS8KUr1OS9ip8pLNKQ150DkXh6rO0ToSAtRBY.JN.NPQh1Nl08VOrCSUJ2hQ7dQXukm3ENvGgk1iy65_Wz_NryDoAMZ2cufA1PRVzbfZODEy_lTRdqN5YI_MXOXwIkE5FMR6rzR7oY2vOHi5KMfmdkZQTf6fslNwKfle9cCnquFlRNN4PrnviJbfJLgwa.YSvY_PHsU49xxFAoZS57zAhYc8ZHFWg8.mr74CxgVTArea0tc1FVA_ZMlTbEkWmOe0CfrsFLHezIm.kiI6Cdkin7Wu.SQEzOH1jfE8yhbuunhoMB2xiGk.G3Y6HSpcewEpMs7bF46ZXnDsV1UmfLFN9YS86a7vWUTGjeQTzKw7xzXBam9KZ8LFhECEPymsLRaG4fVe8cICt3MPnnP4X6YI8pVfqkWFvH8AW0VmWNTkIyeF.IqIUu8wHdTD805EcYZnP2t0JjxrNtXYO1UmanUGrNiU0c4GqkW1ZdSlXJ69oupCu8o5aor9HXNbMtV_VKRY5Gq2DzSE1WNROhCQw4.X5wpwu1WsJSyc4VX_22fmJiAChwQQdDn.mXIodirysDGOkbiOMhVI1j.j_wmh.yB0_Gg3Pvr4VVqwwe1kWDujHm9Xg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3b3685ed03b35';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\/1728569034?__cf_chl_rt_tk=na.hA9rm__Jy_WHjJ6ZOTwK8amuLY6mF.EjC8PkaQkQ-1739102444-1.0.1.1-111BDtDS.YovcMQtw1PRO9M8BXovCDOvQK5zjuzNAUU" + 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