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-883706505370.mit-edu.top/post/4158270369

  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-883706505370.mit-edu.top",cType: 'managed',cRay: '90f360bceeef8254',cH: 'qjq3Sg2kOaeO3mLB.6znlw9Y4NjiSsbFOk6dcLESvvU-1739099058-1.2.1.1-ZkGKPvmGn7xtiPDtXPAsVvpDTeKU2_ivQ3Hkw8bg9ZGlW7XBU2NLADb5czyQpJmW',cUPMDTk: "\/post\/4158270369?__cf_chl_tk=ebaWa53cwqtwQHu54uHYlRlrZat1Lh9SDzPSIm613t0-1739099058-1.0.1.1-uCh3o0Wc2YWTKFLlFJd0B8U3CJiY5fNR_7Y5C9ub2So",cFPWv: 'g',cITimeS: '1739099058',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4158270369?__cf_chl_f_tk=ebaWa53cwqtwQHu54uHYlRlrZat1Lh9SDzPSIm613t0-1739099058-1.0.1.1-uCh3o0Wc2YWTKFLlFJd0B8U3CJiY5fNR_7Y5C9ub2So",md: "zReOGZ5Iq22mVzlx5hLzudc7SQkhEpbjMag2LJpg7mA-1739099058-1.2.1.1-1IutZsY3axBd_rLGMIP9zV5lJ2kOUFmGpS4MNVeih38Syegmizik4cXRbfXwUQAuZImXgfURQLy4cvwCJAMwVK1NEB_AtOvKJL9avVEDO3CHb46xmfOJMKVlbBgXNO6riA2N5jzp0yRvzpA2XFQbUv06OVGBwR8AaEqomNkTmBNjADyaiP_D9a87EK38fX5qZyucnqFZZ3e8uMdhMaE_r0Mg9QYTvO8OdElDUr2x109kk.ekAoVyo9BFGQdiwWaHABI3KaEQMB4OVetIWDW2w1ZJyhtHHuWNF6WtZA.DWc61XHXL465Z5cKwp9Opkx8B0ulVKWhPQrhyejk8UyYJkijFRSjlZzPAtNnmlpzbd5V5lH8UrqqhCwSfPPJdvA_bIr9Lv.Dg65SD_sn4qK7Emfbx3y3YCqyI._0NAjZXwW9c6g0Ics6EIsv8bzwlYRVle4nxkDqJDnXh0u74jiMbWLm4L8iN6ZijgSU8vchIbh_RbX3xFMukE3x9wxmVWcl0B8GytgBQsCl47v0cuK8xn6Zgqkq9mIazTsr4DTQbRQ7OP.Diun5GgoLZe_Orh66yRs.J8tT8V9E8Nf2Qc7FBC1KsbsbtvfsXo4cqGbT2VPx6qbEiStIfWlDxFatJkbzgT4Bi2UvEggzJK3n2eLpLKfVyg4ziwqB0QabpKoTj1.yf3vddvHMC5rQw0yKNMiPKJ8bYzF90ADHBA6i3PhafAADdF0qK_tremiIk.rfNa2PsfO6mkEQUgomjfCnXBt3QeuqHSuHxMHig8ufQNArVmdD_dkgg7Wugkc8RLFZv98YamoIMdHu.R_BKQKLP.v7jYVSr3PN_44skIYUqYzRiaWnduExuJu2jpfGE4SFy_VyobIWYe7QWEyOvp.E93P8.Lymwtk7OTdyY55mFzgBSdGf4TG2YKCXwxCovJuX4Xe0h9aKU.3xiJ_iNWxAbGTZ8iyCH6lyqn822IIkrMUn6v2CugE.pxpkfMvZQJnLngu1bwFVCWa1.SstdRENyLOhJ1yRqe4nTYQYwnHM9EDBRACMbkGMTC4uXIdZUoiEabvQfJxjSqwyiHH3Lj6SpNvh3XSRfpMBmWHEOU9.92fx7rIYoXElMtiaSLrc_pqoWPJBNxYiVFpf_NTc8nYfVPagyjFzUveMvMFjGkWICUWACwY2jmS._x9JUBoR99z_kKpjS29IK6yTMGI66EstJWYoo_20F4cCOpO0vw_.ftAvDpAKxNcBjcJF2LdxH7TN.zmZDy_3KkxeIdgpVdbCqIvaHCtQjufn49uzv3YxafBgG2rEXnZVITD1hnhtj7g93OqFcHYDJ6ZJwX1VZ0.8i0NOUvPF1fcpqTd05iyJw2NG18eUIp0Rl4wjPtNkNf.woK.6wDtGRXocZyiA5fHrqRfX4UrgBUgflT4gPaGcfvJAvCQU4VeWqIgrQOXyj4T0puJ8IiVr.7_P2V1crSXwLAX4APcdIAxoSpBkPduMNhdFPZLz1PmtiwAQ2aFQGP8EXFIGNgKvUgZ3dDGdXaA7makjBl4Z3sfMmCl_hz9oUqSoL.3ISF8aq19K7AqxsnYZiuMTrHwQTUj_4PM3ElqanbCK8iOGx80LbHvqlBXY7L3OHna6Ir_PXrTf4ynxARAVJ_A_fkqM0.mgdToAqLIoXH0ri2lJmsjYp39ZP.2cDfQWdN1WlHLW33pUmIYhbDyo9FHu_m1EF1NXLCeJMcW4aU9UvY2vAFkEt_bU2HvWEXe7_j2UWBoTNluR4wz7bte1yZ947txqWp9YEpTt6zmN4H6yds5v39GMlLHMz0E5bmo8OfCGxYI7p9gOEIpsSwd3NIWrPpYWd6W8.qTKXWCgovhG0ItfvWX18vgJf1NVjNYpi225a7j6a2GuPQLePwtLVMiSWrCrCsU_YMnGWNrFsaCJEfy0GvB1BbkKsCK9tH2RZiksljUJz7v7D8F19UcdTBq9tag9P5VogD30aExabP9N_o33PkiQ4qil1AnEHN6gAmDXfZuhnPgHz_Vm4KmktY_vFV4reitlxApKatTCCp5sporxLa8NJs47Ia6LVn0Ps0w0wnJFYWgVpM.R_kBdk_79G7g1RF4QTZnh8IJ0CP5vBhkAJc.9Ye4sOZo3JWjJ4MEKcKJNuFYyyUmjEx5dWM_bQkYQ_YYhvr0ansjIN8w3rxuQiT88FgLdQDbXVImiPmVSIOM7sm59U9c_s8dZr7VQ5hLL.ZARVokTEgd53wm8H",mdrd: "nkOyjjfNiAbYp.1oKfOIptaGsAy_aJM9lWj5_DruyjA-1739099058-1.2.1.1-XuRagAEsVE1.fiZLUPRN7QqtYmFB22uUnt_LdBY8Qv11WVrErHaEYM86lK.zjms_HijYcpYQf0.j7Ka1nE7QE7PaI0Yd1DboYPTs6Cn3LbTrQbtenpTm5bfRct..eQbKd92D2VY9VcONETY5n85JYnmbAyuWWnU5NMcetxdjPBwn3c6uEH0FkXmdliqSDUNpQdnn5BO_7MoLm4MXObaiqVcCqFEayhzzJnlFEwRyXEZUnc_jcWmZvqDBmNHhG5eeAQVN57HenLE0C0QzG0q_09LEAfFVT1FsLzGLvl9dWZycueAAaK4BkL0O.HNbvwH0CzjwOd.HcL6sRuROVIAUyydFVGEAMhv75qbJflQmVPEPtbE39wbckOFhBSeqzHjQtvjMCa0XfptBvM4mUetp40SWcc6Xpya59gSAtKAL5wEZKdz3mNcE8_sBl80CALnm0Q5UEGpufL8QpxyV6.C8wDrE.EyNuCrD7MCM6bHQGQR7UkMhfoXI1Foy6vHTi838xOSw6Uy_P1HHjvxyiGGlz58AElRgrbpj_PHpHIX6T2xtJ9qZ5qj5VqPp8BGTiGF26ljMqcg70gBZ_wfTwBXkWcbrlmmu_Pk0LMxj76t64nonFu9mVpxjAnKpe93vNRDe1V3.3BSzBNFesazy8ZNlfjbgwt2kBVBVK4dDV9HsUm9c3uG38OWEXJtmYeqSrg0O67MOx_cGhADwD9uRLMUjPg1Hw2M9.PvmJnNVzV607fdcAbF7IWAw34Y46XWsTa4GiwUNbfbbIpoBa0ypqWMaiFL9qsMS8OdRtZ6APKhW_FFq7iEeF0Pg6kyOg03E.o_CKkslwsFeq81gvWl1n9KNaUdjNyEwvr1ZXPvFS0xPBT7t9FSBel3L0eONixRl3IW4_iCBZpmF_fk3TefMkPKBrfl7Gym9ozn9Z_w32pf8oIpEJuFchkA9rUEzWspyzzrBcHBiNLF1Zrp6d_AIDjxWj.cOjtveNMjpHKQ__kkIqaLDuuWmPbPicU9nwbdSJV11mdNdEwRzMxDXjqQ22vHWF8G7za2myqJ0Pj8w5vYF2SP0OaqIU0vRtL.wau851svl_t0a9OWZwbprZdO1yihBNZRLAruJP0kLsGT7eguNz3kTalmGWitSivYJ_wm8Ivf_.mKHHM9XygCqLu5JfUsxyUAgI5BsIvEDdSvjbNgMBOstinSC_xcBkMa2o_caiy3XBIw6lerpYCjTTEprEuvxBCymubPf2LVhKRGTH9k2ZADn2uEp5CS10madUvN1RSUoytAYbuQw1cWCkxLWBB0WwrTDwKYi6dN1q5KHJiP3KeYU64NA8Az6goL.EWxNPIODLXRi7XTu7IOEUOGSOPCFA3vLmKo5iM4HlRYfVoSKLjfh0agDO63BwEBrPl00icw_4eOJXPvCq4y552un_jWzi2Hn_wrBqjxNjw7Wjw_gESNcpltdzwtWhjLAPtDjBdvobSRpug0x65.uPdlWfsUbnShh7cNWcmif2KyHIwHyQZJE6FoJPS8wOreWO4G6no262QmMrF97853hiwjXr1g75JmOTYtM12IFayINTmpfPOOEazuxdP4bcM0Ue71PjUhTLnjJMMxNgihjHxOsY.f8Fp_aOfEVKV17I_8ONtGdt1.jXcKq4nRb3beZXjj.2soxulgc.UCiBsbVYystIw6aGp71krRgZkoNhDtRpXQLOwgKe_Tq_BRhwdV_CR765UTemlAxOHCyDVK1AeNPdMVxPMMWSIkoSnvfefWCt3_fsZOT6mec34LWvl_vZhoIU7vaEIHhb78eqw_gRFWAOYQDDA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f360bceeef8254';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\/4158270369?__cf_chl_rt_tk=ebaWa53cwqtwQHu54uHYlRlrZat1Lh9SDzPSIm613t0-1739099058-1.0.1.1-uCh3o0Wc2YWTKFLlFJd0B8U3CJiY5fNR_7Y5C9ub2So" + 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