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-737212421780.mit-edu.top/post/3580621497

  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-737212421780.mit-edu.top",cType: 'managed',cRay: '90fa3302fd9e5896',cH: 'gcYgzUdNHmqoirBkeRELNsQEGOeEYSyfc8gusa8H940-1739170586-1.2.1.1-i1gLZxnuENw67aS13YfQELq5j8jtccKoaPOSf0ssCLqAr0K2trayhdYcCCpZLqtW',cUPMDTk: "\/post\/3580621497?__cf_chl_tk=l.G9gkglzFRSOnC0UV8q3n..sCQgXytpf0O.i5p7FXc-1739170586-1.0.1.1-pOybfJiefeH1X.SK6vtUZP6r8VJk9tsW9oAKX1iYo5o",cFPWv: 'g',cITimeS: '1739170586',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3580621497?__cf_chl_f_tk=l.G9gkglzFRSOnC0UV8q3n..sCQgXytpf0O.i5p7FXc-1739170586-1.0.1.1-pOybfJiefeH1X.SK6vtUZP6r8VJk9tsW9oAKX1iYo5o",md: "ax3gtwKxZJ7MwliFx8l_9hVCRp0IEkJjdrgwwWAHfdY-1739170586-1.2.1.1-9FJDgZwXaEhKzHgxkdOemGwG9lJLLuzfwfkfj4wBY5rQLRDvBMr6rPsAS.IyBbbubL9sREDFM8d50TsON5IKRGpCq.WwRN9HCYlJpK7VmXl3dmUyCiyUbFIVnXhLDNugHEp_Sjw2px_S.FCxLewT92Mcr..kkWbgCJryXfgMLebUpS7qkGqEjGhQl2c.wPGSrC7sBGihWRvAfyG8ZZ4lD_2JlvP46tPTKFzpVvrwyN1ZnQ4tGlqk_4foKqORHAypoJJdz4JyPTUxXUyO532FeDOZy.2mk0KcuZovQSZTlSotzXjWjGV8a8AXLmk6iUCHjBj9ly6Yv88E1l9zEs4CAflmCqWM8Bs2lRavqFnkA2XTNOfUSt4QK9ROMuVHGp0CrqeJIZmZT4TM51C3aLB7InqEm4nuCaXzRd8FHDNgzHqkloiQ0MHsyLNE.gCnfhcI9jF_lraGKv2BAdmBbRsK47OjFA9VyTn9C7X35BDQFRtutucNrtVJrh3ECSvjYTUxgTXGmgV5eI6ruDpQzNp3Gx0UZvvuZHwofsuVv5_Ve2iUUoWcWqsoDlvNzixQITVFxBBs.uYFTm.P9DGkRxeTZTI5l.ocB80QMq.dqS4prsMWl3t1FE46t9ytG7c4YSOko.a9QMzqdHXojUFkCgSdaGf0_X4.bm_T7A1TfU1NvuRE79dlaqeZvFptmG1XTEsAZXxDF3VgOD7sHezzzd7gPKZgS33Yo5Un7g0nOZSnP9QZl0UZNe207LxV5IoizyltOFq1wamZXKSt9QXVBi059mkQVHuQD.k6lA4RpaRvJDSWcDntEiElVhdZ_n_7ZbOIIQ60bGgk6T6YCb0Oub9HDaBeu.KezC5PaIJDoDwz3S2fgH8Wz1ypPTd1IgK480dxr8FbocsdcTQ1KyR.Np0aXjV_6oR.UbS27w2EZ78zJibS2NEEmQ3PuJwti6oz3oy6E22ggaw0FXWUunzH39S5M9utZZB2arv5gdG0Ef15DwQcAwbDb5S30IOB.sYc0Rw7_NQ0oXqbfbWrzwPgASD2j_Ij3yIinH_CrHndu5Ary1XcbqkBrb4dTTLFF_IhVO8i.jToB87fWqP_8wHEFbKXL71fEF1h3AynF2F1zU_ptgLPl47Pi0PBNf9F3cBIGo6Fnum2.GkIDx4ubt.36Cr3u9LfVpPXaqSXiaDCCGYWqbsAkIn6d3lZNdxuhbGcSafVqf1Go9XfOFoVHa4cqqfLHz7pv1MXYyuWPv1bRODM1KfwoKktELAMpJT0FggA_0lJjzbrp8EYTsEOIE52KGnOebQupSBre4aqS3OnbG_bBH6IDY.cLBSweLgQ3QpkKQqCyL3lYX6O9edHHMnzxMZJeqcAAU3CIEVRLnqEgKTVLZ1DMxKBsZI.BNLeGpmg3tF4aN1M3M1PybL7oXvpnG_ns_PCSOOGjxNY8qwXQssClN3gjkpatkt45g4JCmPpm42DPgF0uoWXcCQp1RlpzQD14zxhgoLPdOS.W7ZxhetGM7.0Uahxe893JccjBt1mUv3hCezuER_khMRXrPv_HGnqfG3l4CjbS9Hh5gyF1gBb2eIUaP.NovEaDVgJGrc2tYIcy288Jk_7ugZwuBOJHqPNXh26djlTYqUgRbZWluASa4tWj_ZxhT9p2iyh8om43Z5uKHPhs1l1oG4CS_H8pVFQg77RLUYtnaR.2mqQ18rJw2jYOVXMktPp0AiYCdXiFrae6E_IYRKkMZ9Bc4W9423EnarfsOGk9aaN5cDhsMll0bZXY6kZzwXVKFLnlE402a1iHbdtgEtsmyekW56W.wlJUPHQJQhZ1SpP.dwM436THSN6ligmMBpHf94nbxo3XcSBwPhxBSdkG54HDMAdZ4UGgUWQT8vEwJyv.Z_wvHRA8h3Neeyd2hhAVaqYyTWqhEz0UGeu_nlSn9JvT6CMJ7euKiMQARP7opvodPNZ1Cqcj7rzsrtKZS1aQ1MySt.6FtQRCi_0L88mGKPeq_NoZSl0q32_Bnz3bzFME_fzlzRazIOCnWdHXBHlUldaWau4i0KW.YsmiBn1n59Z4NDKr8x5aQACo_QqbOh1jZZbTEnx_0jQyYS5E0TyAHBgvO67blvQiX3fWBcG4ZwTYLSeI.zcd4cPobScHSy6HbvXu.jn2q.BzC0.lrsetSbSjFSDC1zjSWJo2YowXfQ0fynHF6Ke3QTd6AVPxWXs927jGbe5kMLzmGFMlcdVTnYhQLph6axz",mdrd: "jiVbdIFJWzZKzYaBjH0sHnT9gNhESCxJZ2uNWQc4CkE-1739170586-1.2.1.1-y.R8ogE9CLH32gGee8T76jXJkEzkoZ.2TqzklE9_TeersL7Z.VeSXzJmYdeEHRTYFwDUAMa.m9LKCxyxNI7l00K7XErlL.0XVPrhUb07VjaIJk4iGCZzOIzSt.r1yZ8kblihKyDggx1etti_kXYod2GJ66hTupL.TVB4IgnnHzx9TWSMh.NGhbgGUzyEKpNARrZxLnGZV0jt_GxLjGrSUVKjkhBl9LLpORkCTFxsmJoBU_dwEdgNZkf37VEIMfEIhP_6ndWAoXIymFcztapF__Nlug6Q8b12rQ_BQZh.mcviFwSuAUpoJwkOup.kkOOEI7_X7l2YUx7Z7ffsKtLG2MbV8.Qgu4GbJNff0jT8VLx5Q8AwU.t1v.Adzr0B0zqUIVdsQC.80ZnmQhq.JPOVBoS7WqpceuaK4SEZiT5s6NXgw1P1fa3x6A.4ib09cwQ7xtBMQfh9zf91zZJ3.TfuLzx1Q_6oFKZ4gMhSrIS61A_4b1YIgtPnXXIXIqed8f2m7SS5f6b4BVqeXcLareLHVrcKG1EP8xbMnmdb2gDmZWEUwQRy92kS0bxTXAhzuWPCI4pt5cbjARztbAeGVjOWkyHLsCufFF1Ya8x3ttZMYnskRo7W.klBLNnrwmiMqDuwgze_YRYWWmX0RQoddZSjBYxzNxiQZ153KL4x9H.pRR2GhM7EcY89SGyWswYiYn21S7oBdBO8RInRDyZ9JY35sonrFUzd1wV90K48jc_mr1pqXsk1u6AU8sJo4UY2WgUO8MWTxl1ZwJIrSTMZsSOS4nfOOzqHYkB3e2ZQEM1vk4ZWAQ9Yui4PfjnKbxGmB.eQkrZ0z0yx91z6LDe3DDjj2ABHLJp6nNeWCO6yQi4MeMcwC9fyZfFVyLpV7RwNILbx9dRZxgqK8I7A60A_aDQE3ydD55_3QXJUv.BjntBY1.r.pShIerE8jbBXpn5nFa6BTR2bxOf_rfGevDu43aOgEntPJX_6ippF9nZuz3OgT_yg7EwbD5bTp0uCZUUiUDX.CkzFQ_a8jHmyz_jkgkMUBb3slayvCDmSIYafaePwp3F6.YkqqDuHXpkD37k9CcWNAUq22ZJ5NyQtiSWqEQ8_X8Y.wh7sI6QEg.vNKl7FGSD3C8T0Xq2oX4SEsjz_MZsLmrc1Dwr9s4ywOI8LEFlhzPLc_q_bTgVqmX.eq7haZ8Vx83Cr.l8ZNiB2jR8W._crUnSHUkJI9kjoeuV_PwBhcL2J7LLvrw__77Y_KWQii1KV3bOsx0LYtWyx7xgZKnNrML7G.p1SEtSnXFySANHXkv9JKe2xwIrgyrUXLRCmecqYCFFXyhVAXcoIUG1CWkBwq8u0L5oggo5NgcwWogdYJ23OC2EQhUr35NlC7BfTpLJ1MpsblI28WvChbQ_PQDLcxervhjLE_945Pcg2jSOkhwJdOPNJN6Bwm2Pa4tHmgK6Lk7LD6Pt413dwzPV8Xuexmelm7zbJ7nvH70Kg8FH8600Phjyn7cQX5QCSPJQfeXubrVLXE9RIE1H0BGDkrjQkQbTwqenfemXNN62WesA4UwDGF1Td79KkWKV3GPtiss3cTbnnwKpxrbP6YvCiPkHruL6R9t1aICmKcCznrzl9N4eNIgHLhPIaSg8SJx4CSDL9t3Igf9UQFjRTsV3xl2zoMO_cTvz89_S9gqKYJoyzPho9WBioAz1ZgQarZZAFFb9bUQsCVd6sEFwyAbUMZ8ZeQUuNcarlb9gTa6PpEXCwEZxFtbebxBvAYx5fjyL7gweGI23u8SYHjmN4RC8S8OKJucOmg0HxoFHAwVdDdyZjNg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fa3302fd9e5896';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\/3580621497?__cf_chl_rt_tk=l.G9gkglzFRSOnC0UV8q3n..sCQgXytpf0O.i5p7FXc-1739170586-1.0.1.1-pOybfJiefeH1X.SK6vtUZP6r8VJk9tsW9oAKX1iYo5o" + 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