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-022756010697.mit-edu.top/post/5018726349

  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-022756010697.mit-edu.top",cType: 'managed',cRay: '90f7cd142962d6ed',cH: 'PfAPCPygBO_vsUxGK_FtD8UuAgFR41B3kbWQCYWoEqw-1739145439-1.2.1.1-P5NXfCn5vmsfwcOlYGw3rrjqhyvvSqlvHPLaca65l0YEWfPU75P.CBzJqKxdv1dV',cUPMDTk: "\/post\/5018726349?__cf_chl_tk=ooHrOgzYT7DwQ1iu_WREQzvUCgeDj8Dw0LULvKmLGG8-1739145439-1.0.1.1-JR3wGPCvzyWlYtvNFhstXOQb69Zsiwttu6c.P036Dr8",cFPWv: 'g',cITimeS: '1739145439',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5018726349?__cf_chl_f_tk=ooHrOgzYT7DwQ1iu_WREQzvUCgeDj8Dw0LULvKmLGG8-1739145439-1.0.1.1-JR3wGPCvzyWlYtvNFhstXOQb69Zsiwttu6c.P036Dr8",md: "Rgxw90CoEmaKlNFnDAaPKRG65gzhVgsLK64No1njs5w-1739145439-1.2.1.1-ekCbuYIMOOqPN9pHUfnfcajZtmaL5iZjL5QDvKl7kf1gkvOne.ibbkSW2XnXiy87EvsAKt0DPfpe3oD3CO1sVV54Ryk2lIZCmvvbC8KdEEB4p5M8BCVup6GbHdhLpMXxsZ0KgtjcRpWoCScHhWF4BuNB0ikVc5HuTCvrfgZeH5VPJ8zGdlROo_fdr68_jmebz1okcjFXKmi40qyQnW.TfE7OPjigGsH8ImbwGsJGZeb5saahCzCQCjsvHSAnWsPYKA8b1eu8b1s_MHbp3nuzk_RUjyTtMwD9SxpJU1HNlC00E9S0i4wVRcQAEbb0821UoIC48Lq.ltAvRFP33Fh1Wniv.AByxOJ7bcdQsZU29Rh2C_54qbYB_rf5wsGCOnZ8hB3Mx0WdHpdCxGEL9jQ9OqMpizM4otvMo9BeDrs43sjD5ITAoJIVVju97IBj1vdemVNoHOWm.Qn.6FcCj1avAF_lKY2Y4kg2hBndvu44p7Yfr0y4aKCXKTLur1fC9fWj.c78Lnzpx6zmAQIKAUBiFhp1fcUU3nvrADCF2xBwwyuYckSjey02lHzpzWLh8r_Ag5JEu7jRbKubqXLVa1sCj2XpAMx1CBSZTXS7DwmurTt2PyfKjJjv9qDiyKCnBnl_7s6VAP6NIR5dwE9RC3s_IcBtmZIZpMbsMpfLzjEIVG5WFDKxkasZAcTRRQh8dlJMmg.uyBx.P_81hGSb1Oc8xZy5fuuxv22Jr3R5Qu9KaZ4t_AfYTNS5aJr7Bu5DGKwGneSVvDuxpeJCFSrRWITimtBZGxzHTiXK3QA.vpo1wRe62Ve7LgC_ZdR5Y5xukdEywdqqqjxyHhKkdAPRwc447m5VT.VDStm3KoXeMTEgaLCVJdK4sHKOQXP1xX3mtB21Us2oV8_3qqt6mLYtbuRf4KkgD_axnlNlBsDCcyB70GgQIRHNDVExkuyN3rvDg4z.O60ix.nsGlQgHogEd_1_boHcm1pH6DyRr7g4bMbxWcdv42vP825wqSiwkXSzaL5dXEjZM_jDTeDBCWWTaKTSLFtIuV.S6j7zU0.VpxKmUleOm87WJFR.JXCUu1ZLyZGXZWgNVwglbFyGe1D7NE5cVJSUcULvV00lhrAZkAnBUubjPSy.br20OczZ_GJ3GFOWSo1T1eiKw_Vj7hD375yFio78jd10zlUr663jyGJhhCdQqHkPMYBw7hNCngf7rOua2v2BE7zRGTWSw9WoLHmi6VPpWDMDWpKH7JND2BPua4AT0aW..JyZWlVSsnRl4Nnj5Lpr59ZzejtFoGxWhGypqZk.qLWJqkwZqjJ.wS6okJR3kJ9cwg7eQPkflPHrTZgzgMFrSlhg__UzwxMMxgky4v6p44Jm6ail3H9ER0i740iZgBDGzZ584_XQnob_sBHmwkVH.LkME3xy.BHI5bYQ4zxPW8TszcTHkHdHohzwGd_bIKnWchJDHKYzFeTUpGz7rgLl45NymiBSlN4Y9lwexHNcd5JU5QLCE0rhtu2wH6feyjI55ekcBBlZBExgJXm.BwBHM7Tx6Xgp6JMC9W.VKQNy4466uRpbMa9d5ksRS7GRI1pGQj0O2pDsRaH2j1SdyCRVzXAZpozyPJyWa6p0yXQL1sujC.SWbniyi0U0QtJE8kAcvLb.7FB.1_diC62gC3ABvV0oF1vCulB2kDS3AAU2bOigMcNvUuHnUotmyCFl.pgDedccIOD62t2oC_nFAr8R.53_nXphc2i_FKvScJ6.wZ6SWIgVU27UxsIKbEOUSTJvHE8iXdoqiFYahEQVmYhYLpx5DiKG47.JgFRmSRCQDeE.dwf5X_18L7N6ePm4UNvRmPVc0T_Sus594FOpOoXvr2u6W4VDv6v2xlqbmTE.mvJJ9e9HKKky4mFLXhMYvmmIbErL9YyZDN77ZGrKSmok5.q56Xm1Qpy.GkslLaVc6o5Vs8lb9VeIP6GHg4G3YI7vzCArmFxghZoFXdYvjTJZI9NDpNVUAWQTBZgvrLcVvbIGmhH162aUlEhomM4u4bcYqGJQEum7QmN4BdL5v.lADFZks4jhkylkEOTFh__XfPddJ.9tc24lWj9QHwGF0qPZAkZoxYATcpkGSE07fxrtrwmI3y6gJN8Qq.TUhu8Z3keA5mdSzjHXydTqR0aoofi3FDanVTM1CLS3ynFFIPKwtY5gTKYmXyF4LjTPVbyr3L_KFBuB_Maomj58hrWX40otUv3GgE6ujBC_wZCp",mdrd: "C5MqwipAcztU.Dg0OXfDEpfo42ubQcZtXDXc1IaB0Os-1739145439-1.2.1.1-rOKGVLOpS_DKImItKAaMR3WLYe5l9SAAf2F0KLUmEluUdyW867.9OznZ.D0zUl7nOG8wcfamfTpDEYYbDLBYpdKai4K0.1Auz8saHyVGmKFEuVdwHCmyFe8rb.YmHOHd_A4CGExzchFt8ktSnHh8fGyFhjxCRZzmyuTS_T6BSLEUzimGfgIa_SNcO_wrLd1YnhJQ7Xo8THRrqMoZZQex0cpucLh_jb3_V0B_WHAGx7nigHywf1ZeE5JjbDppYE48N3UM7xTx_nWTf9fPq7Ol_CBdZJPGyaiOJzd8rv33TjPFhC8vmVYbxSruZnYZPHQAKALS8KkF4TZa3Ibyf8m4H3ssDwiAj8jf8lCRuIUX9MvJr_ZGhgaYrh1oJRYlJK5z.C7vK09PN48s8_32BmA_riMmYEQJGYWrUb9gbFJuek5ZWL6LwA_1qxx6ZaZTSfN28TFDlLroKnmMDqF.JkXVHjv7vctqmlySI1U5XUd_8eJqhZSDLycU7oVXY3fXMT4rAFoa28kgqAzmEvEqQNzCYbZzmxaf6U4_INBo28X9DCjIZsysgCuzPcbcbt6v0Um4w8nYAmclzvNTD0gFyBy7eWjHwJPXTJz3K4VwxIL3L3JEGYln0_5n2zsDe.7ofrc8DVSrUTwNglHHagA7hqawYV1yfxQzGT6Ah71dtWCeiMQePQUSqn8j9eMeMhSqkPlNEAcObpdFQL2VwPnBRna2InAUAZ26ljIKD6a_sGuBtwvyfvt5UusbFEgTi9I74luEdh7cM1Nix_x1teOCygiGoQTVxb_1AupE7gPJWMABC1bcavD2iVE2SpVfM.u3sMcltEtBubrYMQZlfKqKpJkVq6ak68gugtC8Jx7rOC9oElkBOIhlrXjr_8AZkrc.IKfuGKdr1dlkfPHEYSN3OS2_et0RbA.Cf6UZEBiqIOPofyJyV3qZRpApwFszs_Jk7V92rC3B9kXXex9EJrHd_hewhXKlBW_QcCnnbwizGUudPqJJ_EruMANMaDqyeaDFvgj21J3zNt2etYbV7dS6Y1HLjh_o_917id0gokeCc9vqQQNXGI3_s61GLc6IxAHSajPx7Lnmfa.gFBzvz5TEOao5AwJ1Pi6pmb0klUlgzyqoPTUblIxBRbPdWXRqOfCAvYoQvBsFHkk4KnX7.58nLl7UwazBwXdC_HOvZjGQsW1fXDLOoitmelGnTydqnQh0i.9iWGGNF88ElQG87iFqQjy.rO1vDINbjdWScM9GtBvraG1BDP_nz_MOzk_J.yDDsUN5RLvPpNO_gvWuA_g650H2k.c4fyIQ4Z_E2kAgojOc5O7McA2E_MFwa5TynAyzW8e0NvOOhyBKGBQSmAkaYbzkExS87U81_koaAuquwLkl2ZKT2M8w7hFQEVyv3ggA9s87HinOKbWANaZKDSXn6dV9AYGKymjuLY7Y_gzOTXjOieVroKgW9ZPHV1OvjAUtXXNwOFtBbKzvz7z4CjOyOUYmjJjQhwcG7LRtnKtHEm9KHi1NCtV.s1Vpx65NlQ9.Pr8fWpj6JhGD_Fhzna2V7ltBygmYbFib5IjXOl2fCy_Y.s_LdwK7b1cUOQqEAdF1tK6HRkK35ycp2aaHg7S6740Q9bRqbVRJ15IfL03BGzvsubVmNonAKtaOhjXPMiVBRWXvnCqaufDQGognKPeIkkMiQqD4A_UUvoYzwW1lwuUr71wbsu2MzW__5XmjvAz0ZyhdZWGXYIOak.eSP4N50R0f_vy721Sq9swC5kfV7HmecvX2BpOMh9Tt6ZqedKtAwoo5BTCfTttqmdK5dQD6XRe8cCBtwLAmR8X1dkNY67UK1k0"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7cd142962d6ed';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\/5018726349?__cf_chl_rt_tk=ooHrOgzYT7DwQ1iu_WREQzvUCgeDj8Dw0LULvKmLGG8-1739145439-1.0.1.1-JR3wGPCvzyWlYtvNFhstXOQb69Zsiwttu6c.P036Dr8" + 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