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-886248178761.mit-edu.top/post/4592017863

  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-886248178761.mit-edu.top",cType: 'managed',cRay: '9107a1648802206c',cH: 'PY.wA7pvvGq8cRR_3EnGgzaxK9nPNJLfz4yaIlEriss-1739311422-1.2.1.1-I2oEUdzsfl3zyfzckiuTmhVDXGxT6YoZZfg39miNVpSe4PohNsz8hswGFqa5okGe',cUPMDTk: "\/post\/4592017863?__cf_chl_tk=jrxvT6hZHjZQunlbzaZE720L2vN.6leFzVgTaLdeWiE-1739311422-1.0.1.1-AEBS6YvF4f0jgcjQFYoXhlBvfnA2JYuBBvBshRyiiZs",cFPWv: 'g',cITimeS: '1739311422',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4592017863?__cf_chl_f_tk=jrxvT6hZHjZQunlbzaZE720L2vN.6leFzVgTaLdeWiE-1739311422-1.0.1.1-AEBS6YvF4f0jgcjQFYoXhlBvfnA2JYuBBvBshRyiiZs",md: "qxKyTEQnIypuZdccI4uXdD.SRw6JnRKnOrZ7zquREg4-1739311422-1.2.1.1-40TNKyuDDfOjMtzA6gDhjsErzXGK6PU6NSHtLc7ia49VCf9kUerLiWVJCFxdoERSSNC060tJh1YdPJ3_e1ivEjwzsDHxoIVRMb1qPnVLx1mt3Xieq2d.w2c78JVLvXlFCZDjZewD7cPRtNA2TekhcPaSNWboaig1nPB2s1zsiH3ElP_lDNmSpAF755kVSfFW0ma3T1slY8vCxiY3WWfLPuL9TzRQd0jP8lTbLcC0hDRXRWgmB7G0mrjZJZnAEPgXgt0_EMHuEwysI7GHDIZEPyEnakaXKoisa_oqr3hTdCL5kc2FCeuR06pLKjYWULEuVR9iZM67GWaMK8I2JJyZNUEqtDwWvretqlSAhlRTfKMT9oY8wQcoREg4ffZLSN9Pwq8JlvtBx2CBNIiGSs7I33qUGKiQDJzAC0Ux4NM0jSc9j6jYf3_coF8L2tSUOzRB8p0Lg5WGxTg9szqgQGxaOA90FcnRvwhMaLwI.CoIEuuM7VL8OEufoAKRUxImJOYdC8fLmcR7gad8zTGPvT0dZJCVhfpt2xA9yGonPMCdhkvDUP29yJUc7WVHnDoWmvpBKrkiWdljtZnfJraIuw84OS6AsKvJBPQBhtcCrbQUvzg1POWNxuLEiDXy7r9OKnIXJ33.smK5WpmIv9XjUPEScc6PfXSd59rdi.NxPscVENeiwYatNKQ1IIsQH0jFSHYp7eZ.3emct7uGRsWAwUC2vZ37y4YS0OYfz2k6aYwIY0.KRKSke6AwVmDVw96Bx0u.exOk7C7Ev9HA4OqMwN7CmaU8JipmW2qJr__qMm9wonJ_TUU22iK7v_HEr.fT4iOstVSr26OTQqcz.LTduy9UAhIpV8HwNeeBYXN92hw92_9k1izLERBLcyzHwfVjtrE73lFNFOQyJhUr.umMzoUywX07PwLovkf3s_yv9fXukDRLff3GqoJwuQGIDb3nAKitoodeZZF0_KPI3HJuxttbzOm3BkjGah4Pjhzj48FPqVS_XSUEDZLS02uwLEIb3DmlTl4CIHO9wpmxNYTrwwZnVXiYkCpoCwrJuY9Rs20gyiZyFzAh3HXLA8Gi47zY4TP2PlW3Tzd9P90OQemaOWQYrl2TXq2SlBtNSW55ofCzzjCiNjaRBZakZZEQL4EaVEjKaBLOMb5MceGKgW2T0ZvLGvav2A9jxzjlzK5ChT10_ymfdqO3gRZZ.6U7XkJr_NSUk7ljOW8E2H.APbSwNNs0YHvPyPEGpJOMR6ewx2OaAeRmxNKi7MPx02KRyptuSowtal.7IlZlb0v5aO__9w8wD3ggGt32ub4sO6wGahc0vCfnwK6810rep6uA6ceZqYrtCLQMLhY2KY6Ak6cJdy1DpvX8udG07rXjhhBvNlC2qnEEhMkilCB4kX6qQudW.o_MdVOXVdceHBAvhsRZNh53tL8e3Shk2GDdYEONgzZoahGTzq0qYOt_QaV3m3TQQl8EuS2eRGjnv9mVZn.MdaJ.0hfxUBERV._8BagSoOlfxu8uKkYvY.UeFqcPdXfviU0grGxMpzjlJBNZGslQhq0Uv8MP_RQd8PWC7tnWlooyyZSHaesK_7tZoz5aDOCMVytwKlsDzp0RSpaKAq.VG.WphOWEEagK2OWdCpCf8v83x5PupU5bXH72gbf4UxVfYFr5EIAOB19GfGmkgJzU7740pZEGXFta6xmC9XSFLDCT8Saa3fxdN6dEih7gxQbPzn.0znW7o6KnG16AHM7u5FeX.jVJQFq91j_4BZ3lKsmyrXASn3YsHiZLySXJo3zMqP.JKMVnSCYwCM9hWZrFJkREMxLLPlEPriYyHM3ewrT_AgEoBy0v3muEmHfCS46SjnHnf22peZiQFykXpFKbMAGBs8hYblNY4lJTAxGvOM6T44OQjzoooIhpM3tBPhdCUA6NxlIPE06n8pgs64_k9.S7yNoUUGz8Fntt0OtirvJG_jkXcfizjiCDREvTCh3WuovrMpbS.KsVUl1vuCMQ90Xdyvvf.k70tJnVZpJ3TbQU_sl6aVhsk7e3StlKe1d9YqzSIXKLFtBTevvfLZR0CXEMLejjpbeIh6MWNaQmEXdD1_wiIuSGmEYcqYdXJfN5cYNz73SO32KYhJnjKevUP55xuOMpABlK1MpQXvQUBUnEon.lOsfRCh6y6ZBkI3clpmZcL2r0WcrmV0pQtTjgJAU2sL3sNPwo0mCt_XGVpe4f18ks4EYXUpsJzyYVThc.kd1q",mdrd: "E7Y_m6mdalGyY5BIkqkkiwdIxXSObNvXjyvcrscllO4-1739311422-1.2.1.1-xbfP58fqFFmznCk52qmHT4CKBIweF4woxePu0YZPRz3AC2wm_WUXc.YUIz9vywKqPNODBTmUxT51WanWOy1WY4cqkUGsDeBIfYMCAZ7HaQIUJg4swPTmov.qNZCNmxfKhYb13Csa6ncf34oW7DCr3RwnHcZMCre50a2t5w_C6YBujYDJfux20_dvD2F28KU86Qn2V_P62UqpAIDaapmzeIuVDuTlLFRqlvkI5FrQi0bAq6I3AFVHvJtCO4XpME4KbnRUESLy.EeH1pv2I0a6Je5pkzLRDaBL0TXdyBr0rW9G3DxMiKWaPdTmw52thdC2Pvz6du3G7yCqT6YSOTjrED78f.I.8TpZVo1OjVZ.rtumq6wHTuGolnnor_Ogn9ltIxVcfmZ.ES9VJYnnk7WCfvoxVH8zzhT0EedGjt2dY3NmOt5wgjBUAS9NCwfd6GbfZ8Kl5tnya0NxJxz_xNAQspW0pGXlckQfUi_KUOLsYdSZcTVwf_h.zJYFKWQ4P0.lc.V.26M.zVJam1eUsUUN87yRPcVGm4o9tPs6nOsMXXWiXCeI6IuqMAynJjaaLR75g.O_7aHE8BdzgH2E1HF_FAarpnm1pNUs72LHUY6pZumCIU2qly.FSLId7jdnrMU40wskoCyOrwV_k_.O_ttUiNHGnGZ7WekzD9x6VZvz9HY7M9LuM72F9eyFqzG_a4oadtFqNn7qDBs6XTsanwghrD6LlwfRdtxeaddkUenAIaa_5fXdQnlNoJ_2Ok6Y1Nroo9.TXOAtIO2OyjEy9WF3px9y40XYALnP4KE8AU4jB9xyO2aAmCumyUzS8WKtHitDXz4bBBESQujo_ZLau.jzmlw7PmWjnIBt8LIMctrQIf4rIrJzE6SlAV4Dux2vharHoAFh64RXmiWlvv4ELC8_FYGO3S4QCtYJ7dqvbjRUvsEjIhsV385.8Ep855hiuL5hZuYrnFMbdICo83hQ94rb6982VH4aPHpv5n3YYj6iPJSbrjSSDzcQNC7VVU4Lt2lpsb.hclcoSTpr9taWveM90qHVPH2fpBPGzAlKd_kZrMSf8gS_bdqu_Hyl3Plan8UEq2pi27.YbCmzFwaccZv45n3W24gUJmFHv9R3lmCBs3E5o1NO4ivbOCHctofBi7H5W1OWIh9Wu2XS9eQrkkl3z3Kb0sozHLMThB7ntNa9BVeGp5gtZIz.G6GZpur8Xdn9w1pODYCc_MYTH8CeHczTFVzlV7LRSk73pbK.qQ1qaFSBw_SCgJJL663uYaad4MiWeAg9C20D5AUgTOUFbInqOWtdWoWiHNaX_xJhQJ7EgZVqPH8jzL5l.Gg3QfBxfxESfATC2_dUQ4xG5e8VUZzyvZwbkH4Pyhr0O1QWG7699v11Va6UenZx0lfRVtZXRFtRYyFNgGWj6M4BI46RtvUzQuIOon4PkKQLOiSrM5DMxreuqUIcGLIe6fyXrL7S9tz8VbPlQCAzhQ9ExQt3HhjdJFmf3GM.tms7T5gTpwEBIHHbwehbXq7jpZdhrNwkRsY.L9cGL4uWywIo6lvaUmnN4bF.fbPAdZ4Kuzu9pySGJjVWkgRsqjhjTJCFDgvjfdurqdAXAPOYQme5Zb2LfwBb1Ie5r0mrSzVxh3fsGtTqH0EBNU7h1QRod8x5JQpJCuvPZJXUgla_xE69V3s6XHbd8TlcGbhe.X7fAl3vzf9wSDlYHpwgL8xrMAPh1rHQELAzKTyqiitFWoApOg813W.k9mdoz1NtzbIJZg4jTKQApQrdPWqDBKYZKDOSSZ6N_MvLi29B1fCSywmr4czC.KlQUiIoR6WwuifUdCR71.1CaSY"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=9107a1648802206c';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\/4592017863?__cf_chl_rt_tk=jrxvT6hZHjZQunlbzaZE720L2vN.6leFzVgTaLdeWiE-1739311422-1.0.1.1-AEBS6YvF4f0jgcjQFYoXhlBvfnA2JYuBBvBshRyiiZs" + 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