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-263628108353.mit-edu.top/post/3720596184

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-263628108353.mit-edu.top",cType: 'managed',cRay: '9109d7560e63241f',cH: 'LklfzQ9uImR6XK9NfVP6eguFkGaNF5L0yAFjhLvSchU-1739334603-1.2.1.1-XSaUoJvyJBHN6gX_5AozbbtXRgyGZXZQuCNPVGP88jEURCAL1E7aX0_C0NrPoXrU',cUPMDTk: "\/post\/3720596184?__cf_chl_tk=XrvWUkmFk1ucWJkyQeTqqOraSk5SSYpqW7XKdL5OK_k-1739334603-1.0.1.1-zyj9ijUlUb_ksASIhu1EIqYnu8Y6CE9VjO5iTFGQAE0",cFPWv: 'g',cITimeS: '1739334603',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3720596184?__cf_chl_f_tk=XrvWUkmFk1ucWJkyQeTqqOraSk5SSYpqW7XKdL5OK_k-1739334603-1.0.1.1-zyj9ijUlUb_ksASIhu1EIqYnu8Y6CE9VjO5iTFGQAE0",md: "0TPdhfb1TbXeAqdiyYz3cZ9OVI9uuS0Qot6ZJ1mAt4k-1739334603-1.2.1.1-2ATsKFft7Ax4o67Ihspj1iiZfM39uS.iBBmUO6yyu7G5b34x8CPqkO1SkcY55mC1QzbIZ3J0s2A0SVyq_4RrtLp2Ivv_sZo_G836LWmUkKwUiod_rbNTMueLAcDg6zdwGacxBiYvEs6OK9MODYWyXSgYHBAKqjAqakqNY2gSww.ScNPhhj5brRc8DttVwejYPOVEpUrQzOqvjzm75KHrjXXIHjIMPWkk7r9EWoKpX0cTVaUHiCz7JuwQrJsoQfw6PoYanDVHJDJfSzOZ7c5zKXtRy.yLPylKELWJj3zLCRax554wH8W55DOSgqHJ9DIN.BsmPRZEonZxVn.9OPGP.tyLwmL2HMSwFOjqZHVo_b43fQHZKifSedTG5E4qhARRVv32fmKHvmA.SD9YwTjiV_EheyWsl0O4TYW4ncRftWCk69UobthiHOuN_ST1Jmxzguke0KA8KDti744fNplA7WGbkHk.TssBduncX_Wh_r_f5CH6.uVji_AFokZG.ON_PtX5faZ8zuxXel8QKQpU13M1dlwv5dhQJdSRDIAxbr8VevKAJ2oI.cxqI.DKFcdl586fpxw22bY6MRtWfeIZQq2UncR_ud6bqHf2oE5l4.kK1aSG9bwRWFpGKOEiWC5LaiMrvRBOYmtzZO8yILRZtpqOErXx02SZH9jlL0uumYJtusfHPIF8XR.X5ULJz4rDmVoInGOeJ6RtRYAObuMTWLi_QP8MoQsZtln_NIQZaFsUkOKr1zFoAwNssmZSL4JdjhK.CZ2DsYQ4uVkSy6iwQgOd8IDkMzz9C6Fsl3Vvd_mP2NM2R5kLTQjv4uDeLDAmXGzZ33Ol6nPiAdOAV3UkVxkfaD4UaSnIyE1kMdEcC6YhPtRW9QQ6XxE4AKSQu36XY7cgblfXoAqYGTx7z2wIxXk0D71LbRkp6Ec0tDL62LWkC4YdCHp1qcOXg72rW_Lc4jS.BGymGiQBH19XJt2YZ1z403YzE6XrV5DL399iOyMBYx_HL4UG7Lz5As3uyY8Vcnxr6ktXYpJcCnZs2mV77JuE7F7kcJgGT71L_TKuTuIMhBSGhxBgaAuvvof0Ryv9iuc8IPUkUh1CFQeReo4hgCSS3tUNc9QjbsR1G5TlWbwhvLnx5pl19L.CUokyebMkXSiwMANBaxLsHrse5DwgF7U9TMKYwe4KLxa1KzEvokYtG2xjdqqCZ9vbm6Fzay3vcswYxwGz2N0fe3avsvcPg5ovPqy6uw_mkDBW1ZzOl2RkqLCcI4yYjR5zCGRxAJ4BzNTgZJDE.b9jzvtNzyyDDd5wuGmsOGR12z4cYN6GdPEdzP316D2jMVZpO5vG_eRXe0w.j0y9sw3NMlxmdIVtamntKMaChd2wJ5NEm49kJvUsPk0hqiwRcvyOFaDDX26XzRPgk82DaYGq23Vt4HQzAKBv1qbrNWqBIEdoSIzB1X1dXjc3iskXtwEaORKZwUkNfkJhqGh9.qOCtxxQdA0op_Gh6S0WMRoEyeaxZiusRvR5hJKqkzdL9aYB16yk81r3cSj0vTCB85DT8hJuKhlI9b4eRDmrEmne94mtzaj.J8dbhh837Kg2StDa3mUfRIfw6tUgYuiOAvC4dLks07bsxljkuL686uEoj_sNVk1bTWwY5odAah1aXeRWJzAjpDRF_q1TPbGWd2HBqQUPZqeeUB8UNqASJghFZlrF5.fIGkPs0z6Fd5fJsupzu6yeOKsrDteXAjP57xGt0GKde.26SLRb_HF9F5N8qyewup_S7SNJkrGcoquCAgUqaLTY.My_8znyULJIcdF9uqZDj74rU1rYn.8h8xtewlexxtK1kjrt7HwuZNU8zJ11JqnObJfOkRRM5jVQu9yG5owJaT9Fpwd6GX7lcwEATFowd5WwvAh2dRpNRdHw1tUxj63s50yYxDun0yXOle5cLR1Ivc6RSpzyGji3IEn8FHrtlRR87EBST6S733qI2KPwaRW1KZeOXUUCk7dRiQ3zD2HVQIW0fw_XdCb8t84GG4n1vxXd8NGzFwKsvZSbjOhd0llWEB6.1CXoLCo5BRgxuUhtoC2cvw0Axf.8fRFSPW0ZqB0qzqm1DKVVYQVQwl4P7kAVCQ9HrmG4SXi.fX6xclRfbfGm._ncTKr50vMxxPQOIfhz9THGpPNisVUaxqLJJE.nQylVLjMLbYeOyuNo.e36yf5Vpz_Z9rJL1lyEIiaKH3pDxs.nS6W7eiRduGzd_1kwNl6I",mdrd: "IOGz.F3abJhsJsYfZJzgyysOjdI2ddEjxyH6TZ5M7UI-1739334603-1.2.1.1-pCmLoF3kjj4aXQCy82NqEFfFApGjJWgUvF6i.crTpugtQ2PE7wBWzRq.2ii2xejM3Tt_idEhuCc4jm57ZjST.oXN7qF4G2E8at_5KTy1rLQhk73dL2P3nnHb0RhCQdbeoQbeuNgbK3PPwuKTOqiAp0Vrjxmjt.8xL4z5yCx8r.Hmfe5Hz.2rY42eFAevvAG13tiaG51OBpU3TdEr2tnsplUBy12g.eCGejWSoVzcCPpuYG.ugf.wjkxnjZav87v1d4n3fhfhW8ETtO26HUxzcYa6DTbRp_OXIOTLh7NlfQALlDshQJDlTxI1LOJvyEBIQztbSorCv5PKW7cOzzs2UVB0Jo_Y7OrdelfMTZcgL3Momt44iJ7Kubqqp60_ySQ9Ob0q6amh3mcvtgHyLUCO4eUs6ahSAs5cqKWql6bfrYyRAobL0caUzkUmqTtp5BrknB1_tJU48Wgx7BePm52m2WqkOS6TRNtqm.HmROoMLwsD2gZUOPgKHQfgRwDRLxqxRhF9E4KbedMK59unmgpcI4CrHEA3jsg3Uu0k4OVtfXHb.E9SmbX5aTA8KEnirJHfu68H2im00.qtDHPskISxeBjC2lQmAvNP5dpy_yvdbE6zIUTrjoVZtB0xlM5cyv.5sJ4.PgK.myY.sEcihLobKsI6FjfgS5V.CplRzdKNSxaZa796TMp_L711jzlkglTxhhHhcdIQWzDtgFFVcchJe1bk4pHHJkkZDVyBmRvq3HcMcnvPh96YAlXpOs3UaRw5GHX39_WCZkP5R6WIZBBxwgWQdhZzhvFue5SUyFBuSZ8ygPxF21FV4H5NUOoCU9SNUNUYSUUHGueN1MBQEiuw1CFk8ylSP5lW.QpuV5JiKYVQzNpGs8t9Kb9TB9KSmzEgvc.EqibcU8dna1Orr1Pf0riHItDtRkm2z1hcAkDIhn9jPPO59OEjeMGcBCUETXPvcCu6dC4gJjFIEkRtYP9O0DaaNfk1yLDBC8rDJDFjsKNB2OHJUhVSCtp_Tk8n.iQMKbGH.9gzcsB5QWBKdI6AugssdHHOlSwjdCURKlQ5fyNrkFUM1WDS32BQNRLsQAVSSJd6Okzg5gZO6oLnMiw8FNT6CJIuC_0Dj.J0NDsgvvauYmfbwlj7vkuOfgzkD9kfD80g0HVUNBMejLnZjkrcG5P1Jd6pYcclqEqE1NFGr2zCfYh.SRRwUWvALHiVWtylX7VlBB4bI5l_8YLqYIcSP12EoOAfXO6OyHePwLL74Kx_iKMgNTduTVjXgvBbo5m.MfkLGkUlDAg0K3MlrhtBpJUVNKF95_57qrE4rhNP5jJif2cJvhmPrF2ZRtuIK1bfCjw9guVUVVUxgMMlyLQ0YzDNxf909NicoPsU4CtSWaZB4PiIGQE09TJdI07AdNapoKav4lcAo6x61OhvitQYxzn5OaRKcwKHDVWBh1AnoFu_42PcuZHmbZhdRMnCsucPmMA.vkylHg7WMzZHB8U5udjVe336ZB1OQfgpQeNxn4iu5Bh8IbqA7q1qMfoEsa5eNm7WoobS8NWqy5HA1kFnvXLDeqmywlKBuUy_3foOco.JhnUtBo0vyY1rb.e07nrVH6zknV23W0Ivg9_Q_DGYrsWtR8Hp8zfXeOs4d90_FkMFoEaYHlEkxvf2_2ZK299iDZgLiZ.dkC.MJzff9QWO0lOKGGp7osMgMbWo0hzED0UlFBSP6IF_iL2J7rIVuMk7jg91gPPMWMf0vIJ79RJueET4ZRZcICpldYqYiL0E0hJGuyjKElEDOtuiYNaMmdOZ.Y8a0LJyYKzbgyG1i9jU2mDN5Gbp.6AgdbyyCCDxYuc"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=9109d7560e63241f';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\/3720596184?__cf_chl_rt_tk=XrvWUkmFk1ucWJkyQeTqqOraSk5SSYpqW7XKdL5OK_k-1739334603-1.0.1.1-zyj9ijUlUb_ksASIhu1EIqYnu8Y6CE9VjO5iTFGQAE0" + 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