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-207895566258.mit-edu.top/post/4738956102

  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-207895566258.mit-edu.top",cType: 'managed',cRay: '91104aedadd18218',cH: '4WkFBwbcpWD5wneGlzz.xSIT81JLCc3U9exLvrqD6dQ-1739402252-1.2.1.1-AtGITH9UFya2LVApVXO4Hzjx_Ebh3CYqkt0lleV8AgKYX3Daan0EbxDgKkR.ysYp',cUPMDTk: "\/post\/4738956102?__cf_chl_tk=uorTrE90eOTs85.JezH4NygpNMOIuyYARps9P_7Or_A-1739402252-1.0.1.1-l6zXvPmt32MZjGYJI80dESo7qV5AR.oGwN8.ftiVZEw",cFPWv: 'b',cITimeS: '1739402252',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4738956102?__cf_chl_f_tk=uorTrE90eOTs85.JezH4NygpNMOIuyYARps9P_7Or_A-1739402252-1.0.1.1-l6zXvPmt32MZjGYJI80dESo7qV5AR.oGwN8.ftiVZEw",md: "TUHfhgDyYBPBKfbDYWyvI6Dw77dlUG0bDdcncCcEbFo-1739402252-1.2.1.1-0wvVZrvaSaRud3IU4lM7aSClckwsFkQMHMW9ufnC75m3M8K3VC7SZyqb75EKn7ORkbQHCokUeYn5dRsoVOSuKyP1u5gJzMBMAIYIeyn6eL4ld7VSWL4ZaVbFr8tIt0t0no_Ax7i8juI5qU31ZOVWiLSjWy.y81Rafax.SlG3OaDyountqFXgRtUcXYH1swSk6QcP3AqdBiHN6eHvNrEUoXNJwqQr1bZ3LyIBi.M3l2QjQ40iFie0z6a7KbE3r8OAFkznflzx5fCSMF2bDaq18TmxGiG5ahdfEMH.HhD2lAeyIRjQlnyNRrBEeHROW2hM2kjfk8ff7VELtkrP5ZzT1Hbw5KNe8AQ3y8587V5KB7XnaJcseanKjjtb3FUSjo3I5Vw898nOb_I6nBSzjDye5Z2P1NfKmWX8YCK4NEgGn4K48VuSmtv8uvziegN8d0qCTQMfCX4F1dO19xoNpMSq5ro7avFpIH9urZv4A82x3pqMwV_6k_Jt0Fzz1DPSracdwm.pVN4WUJ6vfeBRDvUrimKp713z.bhDfGi3js_WjRBlBNOgrweJWzWDX91262gwnwbQKoqPeumR7fEz5ihk0uwL4P7fqKWNyd4Kxyb7r9_l6KXp3PUvSf3C9gOtU4xsaOA0aTVO1Y3hHw00Tm9JHp69Yw82M1tEDZLFrT._gjg..6pYM9A2fpVP7DuQzifgin4c7S1pdIg5fk5VnwFx74hXJDgvHrRnMwn1Jcx1I79YRSCRyMR7pxYi5A0v5kUSViPU9tOyYChN9Z7pupyGZpFQBiDHkza2VMpaLf5BYsSNNKdzrCcooBtEJOpdgLbPEkTGnf43IrLVu4o6XiBAz0fcpAbV1N0hK2GK2hPGNPhy771xietRoFXodHNugUHuEFn9L_0NYiJ5vc0vZoJ1bzNEEUYF4V.9Jxq41JBbvKW9n0JRuukxUtErzyMY1eTPNFQNO2Kys_gYMyQEOoJosCA01uTzNvpS.nRrlpwLEk5VO289aBQfLrDjiTR24UNQ.UAzYgBtkIXBwKbTMJITkkYvd.GmZo6PSHvxrcuuvQKWIJn8IQeAY_g9hKVIKOfDxc5vihX4K5Pb.yd0pNakbNq10atrtBYA4uK9tmsSHY_WPIxPWwSlu.X_QCws0QF.u4XBWhGszJsH_l0PuwblCUSl6r_HoM8wDy3A_Wew014puuk1wPWbZZugAdtA5rD8owXFrswdUsWJSVezfmpHKi1LhR2747mTMLve7Yt_myA2k9PhHDiY5VXObVJ15Gbd1m3sXh7NUP4TcwU6rm1awD27MDZsCWxl5W_lztQyHpYsV3ObMwRvT3YKFB3FUxN5a8s4fqWJYXH0s7Ciycq0SvxafGBWuHXPprN1j2O2fjI3dgoKwK5jhDut0Y7MkTK4yBwMjFUeTexiK2f4P6RUc.fvV0b8_cdLewe3p.ZQGKP8sIHYfG434Evm.JTqvVRlZtU8cw1bL_nYHweivcHXfn.sF6dqGGia_VmoU2lmuBqzLJCMVfejVQzmcfUHM9qnHEqUbrPS9mfwg1cFTynfmvkt7ykPBFHGMgFsNiN0agWucBAIL8JwUSp1x65ShsRap66da1bFxm.2B8uD9MEEKvptpuXRUvk4NiYdCJ57cFtZhLx30Fh4Fb5YsdrLL6NKiMvz.N2iymNjcw6JoT01vmsXZlQ9p_NGedGBeea6aEjKsnzywbryaEDFetoOSD8na3xfeFjs5vp3K1GLxAgnVQWwwBQ5qrvyRVIR8kg6lFDxh7lhwfGGnLR1TW4NII5DU4Rjt74hxmGZ5TQHw2ufYAv7bu7A.tGeMEHQRt6x0S6Ky0WJaJJ8qFy46t8vXubeQNXzR0YnqxG1nhncd9Gt4o7c9yVz5KXKBBGFjzNtrFNTb4Dor6eOY6U.Nb5mHqLfuXcDCp.MafpUMWLH24iU1LALgLkjsYuXUbXxIf0nUQdQJzVuo699XdrL0Tu2Ip_uNvLlsEZSQoXMetWCExxntiPy.dyZS8YWG5VvGCmbWJLBzn4iye0UbxKWWqiyCHPGOVKgrfoq6Yc9thOotYhshRgAWmhberLLhbO88KxoodS_tzBJuX_iiko4dQbjbFNgxvBgYd6YH9tp6eUjcIDbqptKe2kysI107J4s.J9o8sbDMLp08qAVwK4N3C4fNXTsh6RTEl_9VJU8lk3Ng7RBbglcHsOsU3A66Lknrkwll2uSKmRZIkaGHD2CWmSdxZsn",mdrd: "evlba.EYBetq8mTKmqbNMu4HYHd693CAsc_DCYMhofc-1739402252-1.2.1.1-ojeGs13K17H5AIEju.vdc4gkyINlg8PLDR6lUUvslGHc8jkd9J.aBVHAN_lNCof9WYMzU3F9.VIO.rOxHO8CYHGyA3J4lfimf9UCy2_aqXpurvHQd2dYVTfDlvKnf6FmqRpqFtE.vgMgjSyYPQNL4ofaIbgBcqBf0yA6ppvQuqSdp5BxRQvKlAJY_iRShVg8IE1QpDJ0_9Azh45SnmbfORJAV0r..2JoU0k.Jwoynzry19fNxExrHuLRUpzeRLvxgp3o4RF14fjZrcnwDi3VIGUR2xQLHRC1QGX0Y9CYsyQZMGPaVB7VyZvmZJrTCtfQRmdoM7niUpWx9FaZYKydZLYF7OY4PwPTx5QAuP9d_ji8hulDtU66nxGgwnX1QuxCw5K.x6nhR4T3k_yYJDAVpATbKY8eDA3bwrL.XhJdkp.1GU_1vgcq.vzfOqF9sV9vpGpVVJw.O_jp9Y.dCqgEsiQ9SHjH5CydUbdWJyaRVm4UXJ5VV.fXzCtAI7mgoPxTWLURCWVvs4G.Mn4Gvd4Ccx4y4wZyTJ1n26PVMZlCp3EXnP22RV.kCBgOY9r3sMQABt_GQ3oUD0T5pe8l3WFI7DEagGPb1WnpAvNtDPf.Gw4QsiSimnRfDA7ZKNzr5FJbq1Un31fM2HX2LQquDsurKjU5JNHTspLcM9ZDi1OVKm6n4xA69djn0jMq9_UjFYPQJOrLB27D3U5IlkF1c27qDgoTyUcR7dXisL2OQl89gyvM5OA9fyVzMDa6fNUB_lGpZIR5ZLfHghlcoH0eAIQvCZwotAwfZkc.z995VjZz4FyXrH4zOpGAuCokSq8sTyzLSfI6lvk_8jrk3.pQOBt.F9EDBNZhJW.9Bsdxn2SOhijgt66un2cfgnPmTy0k5tavQTN5Y0anaszO3F5aH8NzToQxSvs0XzTRjnKtmpHQQbAE7SbA9Y43PDG1p6cM2GOVSbgh8qm5ww5X.95dlrSagSCmJky.RVG4z2riZu_1Cw_wCpTUiCxEaDEdzaNkZFe_78WDkyO8VsOqp6z4x8wDYbUoDzKV1lDiDF3iLulckZ8BtSJVLEIlhj591fQnZ60udRF9TPF_fSDd3O6z.kdW4WoaMh17jUWbA1hfMSExHR80n_nnj0vZVMtjM.G0mA9GVeEr4FwuBSxN_7M8bNsPXKd4NCAs7COOXhfskX7dyihc6uyCkopPPKi9gLvcvYXzNf9MWFpQfQZPFyP1zH13pdKUa.czETj7QIFekGClE8em4cKdnCBXkjeG6EZFp1J0MCFifuACLWi2wmuc_eh8XY5jt39zxMQ.p45iwTkP4wqMYVCE9m8rqXdZs08zVlPKMooOhpl3_3mFZXFEG62OviXOc0NW8dKGcr1oNAFTRNbB8E9Wpzjh7pT41kNUDp2qrRxkXKSJqIbyVsLYFFnOMxD7zwpST6pRi_TiqFNtcy9hGcz3RcJUnb9MLUHESSK5bNWpbBsZuqB6Vo_jd3T5lVwvpmHdFrfjMzJx4gC7iUWvM5KzvXXHQPFLVvctms1c_xiS757KY4nApamSKUNllqc_Ag2ElGY6mtJUE1kbXpLs5cUa7Ng0fkC3gOc5SLphcUz0or3sDuF8ujmjN2LgRFO1aK7FcsV3LWHuf1C_h8cjUQ1laSsQBupUtrRBO0NEuiHWBgJhTskHu4N9.zdwNZdHOA2b1UeQs1SnJz4HFurzJzfkiR_JOgE6CLTmq8X7f63XKziEs5L2.6wqcshnAPl1lOyKChQIh.vOiBt01jdB7KziO_nBooMlK2cUfKqCeo6kM2.5EkG0Ggfwm9XvZh8wVI6TJauhcquJV4TmUhg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91104aedadd18218';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\/4738956102?__cf_chl_rt_tk=uorTrE90eOTs85.JezH4NygpNMOIuyYARps9P_7Or_A-1739402252-1.0.1.1-l6zXvPmt32MZjGYJI80dESo7qV5AR.oGwN8.ftiVZEw" + 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