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-604104746323.mit-edu.top/post/7623801459

  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-604104746323.mit-edu.top",cType: 'managed',cRay: '90f807bd0b2f5a4c',cH: 'OMD8MLKIHuULhIDYyJwn_JaK886YNh91H2lblLwGAD4-1739147842-1.2.1.1-TVHWzfICT2zFt6Chdpb8RBF9yvAV3yojpLyza54QaG9D2yHHHCX5NLplOn3dybS_',cUPMDTk: "\/post\/7623801459?__cf_chl_tk=o0Oe6j7g36cQuz7OcgeiaQBeQ2_4vF_TZGjSgRmR3H8-1739147842-1.0.1.1-jO8RlS5zcXN7.4t1pdSwPrqE3.YQcGa7.hdIAbP0gG0",cFPWv: 'g',cITimeS: '1739147842',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7623801459?__cf_chl_f_tk=o0Oe6j7g36cQuz7OcgeiaQBeQ2_4vF_TZGjSgRmR3H8-1739147842-1.0.1.1-jO8RlS5zcXN7.4t1pdSwPrqE3.YQcGa7.hdIAbP0gG0",md: "VBYSZWQ_bHcJ.VpIyOdTR.ZUQ5mBMFknhzw_h4zixVY-1739147842-1.2.1.1-67lOg7HbKC1hDvW2P.QDyo0G9xIzRrZ28neJrhQuIqwmhYa0gsXIfKuqBPMktAOelzNB2uK2aNhQ5arwAxdqtMeFcNW3FkDNeXnz0FNht_Xq.QF4jD7VcHUsP6DsjF1qSDZ2EZS00alMZ9qtbs._GiOQYYJ6jdHFqwZahzbHSYg5FFlNTmt9bzhyScBv9AV4iF8lb0PcCbqU9knpknwub6mt9aQ_.Af5haKp8JHs9GocuMnwCw9fSk81ujbIdFPTKMFVLGN4Ct2T.USaqFL51C8kiT3fwlB3qzjq9shG4gncRbQo1Rd07d2fEsOw80QNgMMJ0hibktB.KisARCU64USEfdYr8s7qpoj6NDpeq0zdeYY_tltdlrGzuV7Ia2x8s973bol.gv772noxepsjZ6UYo.yaatBvis6YWt1SeOwc7o3QJeZgi7A_vQ1zT0KauQEWUry3nO9OxkOzcv0_Mq4uRER_Yq0pzEFpCa0.4sbR6rSPu0NrbZDZsdLUeDIYDi6offgRkiLLFw0QHIKkTsE12iDmAldmkP34pftJwDTLE8x_yyb0.bmr3_Y_BBEijPAlSRDaDNOZFS6TTC21xRzgDEnfychLHd_x2RXlsSYPbB70xnpOV_NSoqOxYM4zY8mKl5GuketbGvQpkHShEUm_ITh6dz2qDbg34H2SNxHH2z1Gr30W8W5zv98QQZZmYMKcQ.vic9uktJpyOOgWO4yU5jGtx4wfyD08qhKtVIiUM4.RdflCQ7i_ZSZ0YQ9ag2bTOKhKCZUjNVKrgtjW5CbF8u_ucfOPgkH7dyrzggUSfF8r4HqQVW7B_Mr3Op_g_QT24WkBzO9cFvOuyQ4q3gSt_Lirypy4ogZ7JrJdp_1Envb8.exqEMx1vUqEfsc35zphn_fXKBgBFCjifpQbnpxZOlPiyAC3EOfiV8.MPXQB6bT6V8FG2Wmd66.Vdl8O74g_Vh8JUxu_BOxBcFRSOJwh6EN6zWIZUVo7CpyjAAhy_XzETtrYhKRATWgkUvl4zQKJCYHdaIwE9MUyo_ClJdt_v7yrZIhLSmyA.BZcmUQjcr7ggIcL0xoYxTSvdhr8688prDyicfvW4uIe5bBJZvrQmPq15yHLMuwsat3EN2geD3CfQBDZQbMZGJEZN.n0Ps9ejAGu5jU6xVJkKG2EA.r4UDXqJoXJYIK.Eoj.Kx45r6mKdpYylL3xJgTdD1nhAFHFS8FZF3bY0SD4qS.QhiVdaQrY0Tbls7RFLlKY4gfuM3rIG2Fk8UlJHWLt._M6ULB.atcm_tmx_c24VZthQ2fNwW9FZOUtpNwJgpSWxwDajDWYWBv8M6A0Hgm6RwV7wMCZSBuZmod.3YJ_k21dGmvQG5xWEnwsiWme2Wbx1flPRg2kImf.jQ1oVa.f7FWP9EhAFQb.tHSrTz6XFNDRkAy4Rk6KRuGmBCjSqxA__qsZ_ZtUZSzrzMzHp63xGVh8dgfgvi_9WmvQdRBRfL3mheapNQ1wlcoL6ARmqTSAAHTZn9OuemxEqUwo7r0DYwhcEPrtCVgu3jJxnLZYS9Q14l9COuTegXkDWKbrbGqtVz4Nk7gwUyJ1QYfDMe9vua4Ja2sNiVD_U49fT02dAlLQro2Wd2LaCVU0uRA_7Hm9Ap96.46XITK8cHnyUNIi2f1At.ilfDVdwRL68hr8_Ef7GeTkgzpInAucYbdQwH5npQoH9bHz1t1Xbal.liNkJu4Wl2qUdhhwDwaKrt3ZIOc4XVx7CmlrTEVkr639kJi.bun4aK5iPjC_GBE9Nkzn4Yf7lgbEr8miefeveY9VFYXoNk5vGuOPk8IXtDV7n.FJMuzPT_giJxP0EtvjK4xX0tgoSCurOrPKshSS4eeryN57MTc8ehFAUoMa3eAJ0iTW1Og6AH.hJdEWoCIuEcqfzT55UZHnAMp8JMLbha7vfiLkqFJUMdMlkD34DpRxr0DfyJcRIE0AuxbKBRiBSjgUMAUmze1tsyMJQIdfDyj9svHO3nGUhERb1WmjyCYq4Muni2lBlyYFxmzqFzlq7T5dsyIfxLWW654sYBFjmefGpEXRIarGAe3zOqGVhbz8.N10nTLFyev2k9eAQ07RVmQ7q74YrqGFlItU._qrHc5QSRS3Qj1OqSVPFqIEm1cBTiql3Y5Dy4Po8YC_sl.06UOkhELOF5KOvXHUw5etzYdkGaujp86lsZ7LeHAZX9fgKohfdCjtfPfmsMk2GUztbn.JP4mL",mdrd: "_Iiqq8VvOc4vFILAJdcQ11GayqHYBcm8RYzUfqJf_WE-1739147842-1.2.1.1-NC2m963T3BOi0LO_qJwmKdltFDKxMhMb9Xl9C78dVF02Q0i9eIzcVrZQWH03mr6zoR_9Bnh.9UCS2qgeDD.0.un5oWJ.Q9t.t6_krVM1UAp8ei9456vitDU.lfvJftcWM.wmNZDdrsS3P92FaiEQ6_axIwLBsHkSxknPi4VTs80Ze.Bko_Q4Kuss5pCb1aBH54QBnWiV8_D5rB0mytPmocaAY93IA7f0YeacMN.EZycPLRWUwhWfCo6sT1tCu9JI2t.lEPAwDOHXz7hVV5kPzLC3X06AwVZbOYtbSGdmeggKZL0sO6hvhI1StlseFLzD3zATGk.2VqVG5s6cmeQObAXxcBcWOULc9UCPQhjgNaWdBETirJw_q_HqfqISTiL4v2oFqSTDhW1n3ZwTJIWUragqfLNuLmAWI6RjdYw04_tMWJutd2.5xzjyEJ8vSasH5XLSkAWGjBWsoR_4HgCdApnb9T0j8ysU_4cqH8f4OgOvvPSrx6CfPXhoQ1ePZTtlBbztjLkfXQ2x4XytcD5t0ZaP8FuWGexZ9Kky6snKviJKboPON59QYpMxQ.H3z0Si.1ccfz7ZtogQvXa09T2VbZO8ZIZrdhLKB3aaS0K0vQk.q.j8.767UXd.IFC..fpSAIJL6NuHr8qf.AniXCZa_bptpXP.Mgzjr90mt.rKj66UoarsIb2vUh0PwQCiC83QY6XNbyUDnRtrVIq8ik5ReXDA.CKYh4DkQcC5ke8DuZMRgzrDt9auzBbPDgNWwIEIeGkMVPPXUFul5SO1z_b4R4O1EJNDEnV5rw.IAOgcPTpibLguqHP0YOl7ZoPJIsIEUhY.DTQ6IDccKe.D0ImWx8hHqzpbksr0bijtp_svDPBr77pGqHvSsk_0fvsOBSQz7.IL2XOU8XjrBXuZ4tBS0dLKJwHG_PQfKPXL2LxjGewSmHMHinJ8uIEqWgUskC2O2SJAz9FPHdEBEE2cAdg83.5b0BG93fjGfCg.P74vvWdQiJvw2gMG85wbrU_RtxgEZXYR.SGAMj4MBJ9mDtkNGdrQr8H4iL48wcT_omxKjdXRlLZX9u94K55fmMlFPscGLTRFyCtk4ESUebleDYHaU1FNtPyiuMp8yXZyVL.XaP_MLMvxi_rVDn3z4RPsU4fGjrSZGreVlCHtJWivngv93MHpIGQD377Vy3WilD3k5awA8Hc9KCYct_LeG6vgfSimDLWbeu5u9IVfJ4bbqnwRujsWA8icoJkjV08dk6Z_vqvuh7SlQywB0vhFfdMmXBrqV206fFbd_7dFdq5AJu0FNEK2hx.PMYulSDs3TvqtN8VgXy9cHLscp60fgMK.yD191aL6Tc7U10.CkNXVPMfPr6RT4iEqfjWKYOIu0O.kPPWztPMKI92qQlibvD6WKJzRrJnE5r20mktLXH6Ufsdk4DtY3mNQ9hT4ND80lhTz3dVe.nT_UJ3GEz1Q8uPpdFPtr75ikyzt0lSXQW_RGpTzZvzBC3EeGa3om28RGCUoXC.p4UVzxzYHewAXppCG.qXoeNnvEHEYE.4OGhIZuVWAmXbyj_KLlecK8TAbJtjA5lYX4iaqbGMQEk8NdnYgpkb7h5d1nsZc3YER_D0ub6p59Oo8PG3QsnUGWp24C_i16iNOQWTg_VpkTrrCvZoB86yMt18W97Fl9keVWq0rNgHK4l8QY5JhJBvmYCl5FjL8fLZQ8_bExsjHff_8R3tPT2vhpAHc3KRcsf5wZ8BpXsu5RpFEbQ5VC85_XBX2XieG.wpPgXPQ62w_bnid5PKSc9_MOpWtY7T.ZgKgujTLMXpdpg1T1Id6NZJqhXwMelwEno8"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f807bd0b2f5a4c';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\/7623801459?__cf_chl_rt_tk=o0Oe6j7g36cQuz7OcgeiaQBeQ2_4vF_TZGjSgRmR3H8-1739147842-1.0.1.1-jO8RlS5zcXN7.4t1pdSwPrqE3.YQcGa7.hdIAbP0gG0" + 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