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-721552407162.mit-edu.top/post/9370658412

  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-721552407162.mit-edu.top",cType: 'managed',cRay: '90f65e3e0b0005a8',cH: 'yWdqbsaFMj2nLaHDQHGBmpHgLTHqOcWqKqKoN0YA6Ns-1739130413-1.2.1.1-qrRbvFbI9TEAHCWnJia650JYdIh0.gJJVaka.UYwf.gfr80H_.EvQ8Ah23J9tmu6',cUPMDTk: "\/post\/9370658412?__cf_chl_tk=nmn7QFtm0mVhfhT0MyT4sP8qSj7f11xdcSL7C.O2GgA-1739130413-1.0.1.1-PzJyqsrqxXNrDe6v2GW_QMUOtzo0IV9ARX5Pn9b3eHU",cFPWv: 'g',cITimeS: '1739130413',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9370658412?__cf_chl_f_tk=nmn7QFtm0mVhfhT0MyT4sP8qSj7f11xdcSL7C.O2GgA-1739130413-1.0.1.1-PzJyqsrqxXNrDe6v2GW_QMUOtzo0IV9ARX5Pn9b3eHU",md: "ZE3q3ZsDylF4s5Ccrp4OygOqqGn_RPZxQkFYyWjK21I-1739130413-1.2.1.1-v6X.C8Q23ddJlWoWHExMd7dKr.Ip7_82Vu6xORf4.AgsceZuX8njZbGH2BaVF5Td8CBIUC2_mkuSYA7IZ0Rv7gIJ.OYoraUPtpung5ZBnmGpKEon3JFV_TcSH7T0fLqzUHkWxjDbQ2hqSK7mTza69R6XKEZSUkujVbRa_b4WivQubmmBRdh.0cz8QsGOEnsLO7_BNsxVteNnJgjPiNW1ihEbQ0TIzYVaCdxnx1viH18wJbVaj_ntO_H7KtW_fP7QCbPjvqjUh_.HzPKR7PKrNEyonUaXck9CekJLKE6zSnBl18wBM29muLSpS4Bqk25nZCMh8GuOH.TT2o1LabMIavngbmqi8syVZXzvDEHZkWPTM6it.Mzq5UOroDVBV.rrA8R3bAJKzP7sD2OCG9TsIV6RXlNDJeABQVtwhlM.R0ae6IKJrPsDMvhifHwfD_IkzGpWe5jdUXhshXHI2ngjxRpu5irKHY26TYQuI1Y7tYjxs33R7hAWBkt.BIJgJwElRbQkmqUBZuGYqr3SoM798uK2lKRNe00PSowX4LmPV898PYoqCYaoIv5UA3jsKnMZJGUntQAqNyLLgdbzvDWtJWrGF8CWVV3vuxdAfyLbv9bV6Q4K.8RM.4HG9ju3jQ7m5ydxXAmH6o7UrD7T_M9KAWJODoY_psBUy5rg9y6Q1UF_q6p402fS.grZXQPSDnNJR.o7JZ1bu1v5NDZVzoV0xXQgk4nfefg4UCNBLsRhC2SrhiQPoLBRvxQDZw2mhKlw.S3y4FmxMwb4xzDIj.dG7I3qGI8hdM0oMOcCwjPldd3L8bUXBhCPpXvm3f.HGIzfxBHTPuzMJqe.ZJrSrlr3Bgu1A8JreiqWC_C6REKyu.Rd3EC2NLg2tfKsmsYdcXL6.co5JPHhyB1sRIjSVoyC7BbJSolJdJ.DRS5hy9tFHnRcngKHNpXKuoGWi4OeHlnhNiC91ZCqLx6smxzNyu8ytoeXHs.eGskJaLwMaZkgj5TS3ctCiuvTjj941gszT2FzsUFYCH6Ohe7QoFt7T6TiBk64wom4fXD3JjgEE3ak8cOMS3or0yduPSjZkNu3vIJx8brWfOrsrvn6foVLeXuP.t2s2pbzyH_J.1p783sNiOrtI6AjdzB.3oAQDthT6nvk0E1qxVsIr1UDXmVjr2Mcd7W363.08QGSTYUOeerahx4f6lDt6ipkb1CTlzT3gdSURmMdgr8A8iZ0cuVlLYC9erO7TMN.sejK1uwo4baYUp_DjApuqkxlEsOpn6nCku3hsYPC5nm.v5449ZUbqkASVM.NhbBGBkhXsgWiFrVa9Rw1GJVTRWLvLmVN93mAEb89a021cu0qB8XY5Hv4BGAMRgGBRPLfxH8YbQHU4fTLuhebSdO7.dv5zfJiUhu6fn5ljJkwbMfRp90DJTU3FBmZvf_PclCuMeoCXls_..9I6R2xD.f.KmyXOtkEg6iWyqaYkXreIeRQx9OJvpPu8XG6wRBaxpokMEz2s5sAGK3gX0Mj6rE_6Glu8z9UNRIb.mpXlLV47al0k0VRAacrVZb1PZEci.EEAldvyg4n37sK.0oKPfpGEYXrjfsIkvUk.r2uvKJLU9Fiiz1VnzyJPzJSu26ddvJrE7owZyzMUtHExb5Jb6nTeZcJQJl9WTE16Vnukvf2aER_QCMAPMMJDG4e.begUTYt6Ykcb30J2mHT7AvXmZD34RDzE7ElJhwv4qRoHTH7Ab5LnDgXdgkXa7NdRhVlW79psnhkZhKpsKnh.U7RUwfvMl9PN4rEG1kpiGuiFGiHks2zqbHRzTGzAeheSlE89aOH0gXgIN6oPekvLK1LHj7lEhlM_b9DoZj8ajq6jsgefas5nvZ7527Ur6.3ZSuxXFswqLMoBTT67Kyb4sJpwcAAgT0TzUOIbeZa9VA9KGaNEfkGzL5vTKt.rslIgOq1S8y0M5.uKcVI4mibPheDK3V09ixIdlbdYVHZ70PfAQimexLL9vlRTvcvl9or1_9B1IwlG8Eyj7AJRga_V_LIfezm4MCgM1wG.i.Qmpa29.c5NfOD2O.MycWz5zK80YxIMlmmaDVj5tJ7a.3pCSUREtBwbHT55Hwv7mgzyehBTm.Gup1IJah7O0ebSYien4_O6lrjPGtVdfmHLxmIkNieQoByt3N85rmaUMttkNgjPv1xJDdX3npBIRqtZTEOxCYn81cQEW2RVB__roY8CAdVj0mW6lC52YpjeymbROU7",mdrd: "axlQ5Hoxwcvftqb9XcELLTtYUbI1MEariAv.HLa.snc-1739130413-1.2.1.1-FWeushOMzoRicehLoYT1WxnEehlpBOjD91wPvezFMhAvXBEyR17B1tAmi6lj_iT3JyQ_mo_70c2fnzKt6brdxdd7JBF3doyFC92or1VKLOJ3lY52a5CjC.DoWPYLU2g7IRcz3ajYDn4V9eof.7b_h5B9zYTn_R7KHz_gHAqTVwmv7ecCnO1alqWkcwMtgADaGnBRHdMuGR9actmEEhK38bG.kaZQj9NH5DLpqxvlu7CJsGkvxp2SQavZFaVlAYtkfaKx6p7D8UYJNKZ1a5s8D4CXhbtFFtDjDvmqwDq5INFlKxMW60_m3.6qbIA30lEqCQO6TV.WPRqaveToxNLQ9BFF1HUp72FDt1A58LUmjc9kSJ1G7CjA3SZ092KRe8jTGdav3x7r1DDucbfGTNrvg31z_77M_sFIuPxHw6KUN6dcM2E0VeZh3s7hhQtoiJuR8HHSVTvRLcTnnIgK_JzHZXi_qJZpNMVHA55VHQXFloBfAVqGvFwzqhtnxJrSlMPJ7E6WXQWrMUzuGnNRAl1F6u4J28E4Oi8Dw2hYaYvUY_8qAP5p9RMKf6_xhC5bsvznGQTmao.iW9ensCUuzQj1lnVoAF3eDLFDWH_oUgiOpXiAV5XMwbti4KYTXBbMi7DVNTJApQIGuRfCeM5jeOUHSaoysjsnWKLdfghFnMwItPMkOJZht5xWQlqMs_63pGI6s7FdMmzt6zlrj3GPqKhyKmTvdJEndpmef4sBzGdDapTBnr1fprkw6QaVsmEX8hPvuVK7DbG_5BFR2UT65IWNPMZx2YKNHHJMzqXVPsbW25LzRCXcCpKTLeKvRbCA9Z1e_ZqLcnNm.sZyxLyR9IVCAeCSFHmIkqTJzT9GlQ4k5MYyU0qltZ7MsJd.zIjjZi3K9dFZUL78OQqWKxtMmkjVViSVrKS.JYUMBviWpbrlTd_Q_8PPuWdajPDDceAvZjMH0hszuZ0dgtd7lDr4XkuA9PWN4D6oo9yL4OB1YH2WqggvvVJe7WPyq4Mz.MD6Bgs3duwBh1PJcteDHW1E0cdgZ8sZKd_VMZWm0c7jM7YRB4TZH7t.cvVZRTXDCeMb1TEJDVh4RhYrNlTBMs74lLMJel3ViPlGkFouSJMbRqnrPt35r1nXjFFvFdiMmXLSx8iaCZtMAOjzIuK161Ey7tPMPyxLqwTV3OS8g9_DBz91cz43aYIEtNKdqL7hOnp1m5DjUCTJrOrxCxA0UcbvqbaPKXdExzwRpTH9zHB.iJjVxo8L0XPrWjxGY9a6PJyibblZCX.MeBZ._18fvL21VjOSfciXW.YrIoIQdqXRn3172s9j6mttyRyDkswviM8XW8o9EjPcRlXkQ6XXVixHlSn9F42lAtCQbQ_y8cuQtvNzo92xkjlzc5JQoMCEtJMQ5iArdGCYTu7Qz6HSm56GvFhanapjI2eUUxeUcTeZtc5gi.SnmdcfV4kY94XrJ9fjDbZozSbUyH7_T6Pk1C7OuSobbqDyyAGN7XEPvjTwuzpFxLdQuO3n44LUMZC37kAVAli8kT36r4zUL0pdgs98_pwIBJJA2RPJlkkMwg9CSlCm80nLR4fbX9SzlYO2rFuiRn8llLG21nW7iF8rhyFTPkQWLs7VIkR7tnss_7o47kMwzNVp8b9dbYvP08IDQUn.iaJi2nVJn1XC07JJcr6WRrulAQK7KmKtQoLVoDoHIPV1L.qpMWnqmRSdK6.eViH7IVq4WPXVA_8ZkXduhafcI6AwGk08ph5h5X25mxnNe0EAHv7aT.7Wug5n7ntGyh0hvaVJf1Zt7f6Ub2.iimXdNOmCpUuSF3PNOewSA2XLYamub1U"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f65e3e0b0005a8';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\/9370658412?__cf_chl_rt_tk=nmn7QFtm0mVhfhT0MyT4sP8qSj7f11xdcSL7C.O2GgA-1739130413-1.0.1.1-PzJyqsrqxXNrDe6v2GW_QMUOtzo0IV9ARX5Pn9b3eHU" + 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