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-974129778839.mit-edu.top/post/1683520947

  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-974129778839.mit-edu.top",cType: 'managed',cRay: '90f7ebcf2d5e69ff',cH: 'E36IGiVuM.FtC4Bj._vWHJ.XAQSAaX1ifZO5H6zfUag-1739146698-1.2.1.1-FkztLtHT5VvQ68urdSv.Wv7h1Vz8P.GlRX3Tnj3uSUYehvxvqvIZhxVrYmGMPqC.',cUPMDTk: "\/post\/1683520947?__cf_chl_tk=y86nMDgDlgYBs2kVhSCfO6quWzd0XIV8RZHDZAMBm.I-1739146698-1.0.1.1-eCFimfFZ8.bHrbdVxu37HH7UD6d_om5P3GYl.w7y98Q",cFPWv: 'g',cITimeS: '1739146698',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1683520947?__cf_chl_f_tk=y86nMDgDlgYBs2kVhSCfO6quWzd0XIV8RZHDZAMBm.I-1739146698-1.0.1.1-eCFimfFZ8.bHrbdVxu37HH7UD6d_om5P3GYl.w7y98Q",md: "8EmIxNSn58rk7Y.n5A1HR0xrMLvGt560UApjM9xZtiA-1739146698-1.2.1.1-92YeZl4UwT1t2XryRkb9gd_aPr6YsXwZHyzrPQl7mKvF1QA.Kpr0QuXT4YlEoVtK295EhaCb5n2Ib7ahKT28jXrn523YbWm1kSOBUkbLpXuzSrgFCofSkVoI3DyRDbwqCvsvYkEDyKmUDZd7iouI_iMTx875ztr3nPmidpaG_H5Q9cqcQCNeBqs.Q8NAsrPT.1IAEiM3V86sv8wMTzbtVAVvHwakmBgnvRQWUa7Fuz_JW8FC3JwW6y9G0L37pCRRYmvBgO5mhpJu5BD1n6RHFGuDKTmb7PGEKpxE4YlDTATzY3BoGtjMjqFcJqjoiysUKRlciScHk3oOjzEW69WDu5M_hSbqlnIBLyE0.DKnQr6NlwLvrC6.mU0u8M7LnXU0Y08FAAxukiUhl3v7J1oYPUPNuTBw_SYtNliw1LrXf_.MhCYohw9DZs9fxTEY9zrNu3MpdwvlQ8jq84niGcPNw7rnbseSELGs78A0CTBjieCYXUedukTkW_m8Sr9OOgaOg77y9TtXQdjOlZ7zLknk.soR_efzl4yehNrmaPquRxLEhXQmstRmmsh78fT7Jm5Up3xS2ldNBnDmDW6Bphh3YtXl_sO08snFiivDmZAWoioCTFjxEmTktYj7fL.5.XZUY92ogPi7qYqjJr08CW4T6ImbNZvXS2x.iEh0Hv.hSn4vonqQptoUg1jm__E1zPkQ3bRXAX.mHrqYVKMy55v0tjkfzMscgGo0xxRYpqPvJqANItuJIOOvzCgTC9PTh6TNFobHnIq3gf0Ot8M_Vu.LMwUjD_sca8CRdRzklMBREWDKJc4qDNEuBj3GDiG5UE6WJoBBL4HWaXld3.XwyPmkv5x2paEwkgFMolp_QKTv8dn7qcxvPT1UtSyRvS6suGWCUp_VrLMX83KFGnWhecUTxmNP1oFecdTadZ.f9fDP5IFbtnWc0lbBtuZtMsAyOeYh5RIpBhWeayMXmX0vpWeQL69yis5H52.sEyMYoLpzkdcTlywDkNDrbNWu92X9q72PYY0N1fGzxK9MjuiUAkoe0eldUmyWNoKjmtph5pNTJsyY4IcB5nxCNKLFv1AYebWSmz.YDIY_J3HrERDzPJCqURLLQOWCoN4_cJKrf7a.XTIxARzIEZj0NkpRs8zkkUAR7qUNkk5gPAZj2jTrdy03DhkQfDoup7UXrSBMrZivp_IUHRlg6FjiKmAoVg8y38nDniTQTNt7KgJscCaptB9aYd0jrvVPAdsNYGYXr9zEDR20gImvdHMdK2Jq2e6VqZ0.3ZX0QnG2cGPU3eQ91lG3VAjnptqr6ycGO1aCEcIJvuUlYqZkm.WI4jp2BpHSaNbNwJUXMwtVVp69lvkrMjuwISZ.yqZyMfkeJloJMBj0EvlZ7wAQSab.BNGIqOA24LhrMNfmn6Hx.8RkcpwY9pGEe6082fEiWpVDzG_lAUE3VTmcmqTP6E7TqFovszZfuQpawQdGQGZnLIrKH1rPIafaj4OwMRqJTpjFRyHJU.ak8yudaiLPYLccseLvLB6xbv5sU0t_JxPzUYAFhPyVPUGsldX4Q1C6ca5oEDujowNmTYquvb0mpxHd1z2u.Zp3PN9AYEbELKlfAMCWgq_WlChYjEuQC0xWgD8EJ5.zz9uqp6uMcO.7nvKPzEQ9Ywih3wR00YDj805cbdYyp3OQ7dwlHcopTzbrjnV8OyZzUnIWRxk9kEHEo_.BzXo_FyKUUj7QEmV_E8R3fm2OfNAwizNuFFOlEd5F.HucczuIC4fzRG84GOWAruT6px5v2hlrxO_7ok.TYvZdi4vK0NlDQSB8W.J4UX2PLPgi.3xRXkljf_okwfE3VA4BVtmb1M2bQd1qcNN2NC6ruU77c1_bIPH.n0XOPo8TCfE22RolEvxZ8kxk4TUSWQo8giFMjKC3HYyNP4RlSQDB_3Olyun_9j1zWrbs05UgYcY0gAQK8hJcYgOLOQIQ6ZYH0Jm8YgwiXASpguoZvxDZFzESUe.X_x01jFlXJzxHudGwifR.2RSRhbcnamSoCo6M3Ab.WKjogbW8W6TceFNXL2CBtefeoapPxgzBuOot_YZOvT25xTIQJYNXeJK8lRoAvZmsCu5q.skh6jFuzocPkkVA3BcuqpUogWkJl9GhhxGHep7ienIDlijZvhSBT6dhVcu6tWYpmh01y4hP.w4QBxloSYFhNQXNg07QbDzwQdsUDc3o4hVzNK1OWk3EpVPhZEltaFIJfu0e",mdrd: "QIFMeKKzyMXzzfB.eoslViuZk9S1.BSQ3unk1jjR6zQ-1739146698-1.2.1.1-gadeLiAr7yfJmTs2EwDq8FxhMktF8JSYSWmGB7l0TmQOb8FYuhklBTObkKXFd4IZF6GmXmgHP1mrjs2wFgZVj.gjH53QSm_oVuCjPCouANx1Xz1CXH4AKgonmvOW.9l6nkoLnRVTi.0A73sjOSa9l.MU.3WC0VvEIy6rpqiGTXJ2Um61MNYmLBFI5IQGK4QrLCPzdAAmDdiTWXMz738fX3MdtXQ57uqkdmvhloGvxBWgcJcFOG4Zjyx5lXxt4PAaF4o1eGOOWH_A70m2j97UWMRCL9Y7swyN8yJewgSGBZl_C5WJ3AKxR2wLqthzUZbyxsjVI__XuHoXjRtrjeVepA3kHWYIlcjcOeeRggxCemq2x.ICrTBYmVZmO9JxFgwjOF2ipXnFEIY.BoqHm0EgY.13fQMERp0zerxTh8lkfBGqfi.vPAs0s2TD5DQlUloKIm8W7LTK5PkohMzOFMyLvkY7mZZP90worcuImbYxBppiN.touoZAxIC12rAybNkg0IVoHfhicqODFTzAlfUAEe_T4RMmT4dcMmaoMQRlo.euOBGGgaZU2tsKuUM2S2I7K4d8fAy.qIoL6kJCziFmWyLW3FPdwJtdzDJ9jZy_Fnb4Z1l84abcZE8IZzan4j254Afsljm8UxhOrSX8RTehJO0iS0yE_AWcn.XemBKjkPJzD2ub0w3IfkJROdv.HvhHa3KubR2550mObgtpPFWsmxqHPQkzBQM4hWv2a8AKwJiq3.HbGexYU2h859JBBECpmi8ShU8QJY.k28AJB5KyJ6.YQhK6y7pPMwr36b89Kt7YcnM9at.BsesHITbL0tNfx3WzZ2oXS_6lWq6e_Nz4p3BiCIvVF1fxTZvvzXcjxJWUdtAINNBKHwfu6hxf113nTQBbbcQ1BbJXCS3OGtxb28NVeajVrMU3jqQwb5Kl2cs11at0VpcFbO0kmc.Gm2gGOImAlzdtJmuaRBm5rBcTQGsmY7PjzZm.fnBw3.8Bmx5E65wPiMiPLXLgR5XfKIp3szZvYumPLDbPbJ.MWGVZRcUp0TK4HJwn7LVOgTsPvp2PC3WDcF0S_vQgYsB3IKPOC3b3DQ5gYxDtJMEP5aU6IryTJrw47K59_6WHYnaRIQy9m0xV0jxKVEHI.xoJHLoGA54.JGCIrtcvE.uoCpUjRzq.PqeaMA0HrqsdXXJ_PLpfS1oC_KQgj0e0gjhYADL3ApbFhmHn9e1R0YZm1.kqFzoPjnOd0X9MAMChqHGHrDygKuaklj5adAaSuNOha087q76A7Kqh7.IE4IH5NxHBjKfPYmIl6EaQlF5yMQNsxM8nMAxCPCaoJcONELKuxj_dzpiDeWEtTVLLO_RU0DCw7FKR3RX.caBeIDr3Fy8t4zwrMFY7QqU4UYVuHoCfkrFlzfHsbyIejj8TNNQ3fGdLhkjGi14SoKuk16F.KpAGedev7hVXYKvAKrfgHfI8zapruTKZf.AhT9fK.9Lt3MBNlyggA5BJFYIYj4tSRyNxLEa_ZiAgChSx9FY9wDF45HklBWmS9BpBPKRuzukGS6wcg4pFuAjFtWwoRnG5WJR5tsj_cu4E84gmwxIVO0GiTafyCNCnLzgQK27sZijU2GS9CthwXRUr20ijwbaBEMy8YeTXAKlMDgy.kSkwD2k4MgJnayyBaZcJ2rc_ofGCBL.SkdPbuJFLgB0QrDAhSOL1n01tU6_gLaqChmtj1MmQoQy8jexqbmjkq3aoqCTAUyAS4mbhUNUhKLNwCWoxrNomOtEG6uyL6fQkIIkhtdXiaZbSiZiFoTdkNDFD4demSJgSb8SWUqa815e342rpa58GMbk"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7ebcf2d5e69ff';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\/1683520947?__cf_chl_rt_tk=y86nMDgDlgYBs2kVhSCfO6quWzd0XIV8RZHDZAMBm.I-1739146698-1.0.1.1-eCFimfFZ8.bHrbdVxu37HH7UD6d_om5P3GYl.w7y98Q" + 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