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-360072742754.mit-edu.top/post/7164803259

  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-360072742754.mit-edu.top",cType: 'managed',cRay: '90f402731ea0d6b9',cH: 'fZFfd6Kb9zwN.KfUjyDjR3mbzICrnohEo8LHDNOab94-1739105682-1.2.1.1-DRyIeJeV26XE0xpA9ezKC7lOYB0mJTB7oz1evbxlbSvu7FguBaY7_yl_ccEzD3hL',cUPMDTk: "\/post\/7164803259?__cf_chl_tk=zc8UfrkU7OevDaV8p5bNx7cbi1HiEet38A0LVGvqYSI-1739105682-1.0.1.1-PHwFyavEux1WLn2KJjMZlNeBIJ5eexWtFEdkmOWT8nU",cFPWv: 'g',cITimeS: '1739105682',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7164803259?__cf_chl_f_tk=zc8UfrkU7OevDaV8p5bNx7cbi1HiEet38A0LVGvqYSI-1739105682-1.0.1.1-PHwFyavEux1WLn2KJjMZlNeBIJ5eexWtFEdkmOWT8nU",md: "fKqGQOXY1AoNwuRR8VFGkhCBxudIPKT7amxtp8OKWQg-1739105682-1.2.1.1-tVuyS5kF0A8FxsMB5uvW8nA8yI8gZ_20LSoUFhKFNuW.AchnX2_4NE_j73uoiRbl2ZVmpl_4LjYSakD8rmlokJHs12H9PGt1fmoXhfBSiutDQcw.p.uvCxx2nYnNfeWG3PWL8AUkdp8z3zg9SjlsRQQLat2PoZa5wMtSMOvNRYcWkC59xKtd_3zWc8OSL9HoM6KoBSAcaLsd8ddmVz3m83WFDkKCDEKb8b7UANdntbi9eiZVQwXwpEPeUFjBmTTGGHy6NEuebAda4rDOVvpiWvRNPSHbjRglnAl4.T4OZOrpcTropFC6TyL2jvsrQBburyYvPYwYyVG_rQNOt1_vjs6lNd7P2qvgi.tIwH8fBNdWYn4Hgtl0lsFDoA0A1iHOf.kWiTweiZaSprS3WqhOSHQs7Bl0.FrmyTfuIDGX2ddaD4KH_DmNIxyuRVpRWChbZXo47DAF0u45l.hMXjXbMqYm0t1ECOMBRqZxnpXMe3ys.WSmJ3DKjWZa7WaxVrNQsImccngOXTqFn7MdUKYyv8_rUYLl6_igzi2lf0CCN3S.U6Xl2Nu.a8atbfvC.zZjNt45sHe5xWLktWgnl0pwcUvx0HSqZUBUOSukXn1lujyMzY0MrIHF85lFZAJ.y_BJ6RwRZYCxSF1L03fNPRUXmlbQGnPSlzqkA0Ve30AnzCvL66pOaWNoGzMY48A8u5LTQ7lSvGzmWx7qyCU8o1cUg1gEzFCHhtkp7_sYmdYllLuCA57DIXCKWAN9a8s6tsX9SuG4ToLlNdFmxDco4yA3BaA8d6doh_dz6tubPGmCr7xWA5nQHlFCs3yI4YOPwdS8sE6sm9m5wkKBAnyZK.J5ZnYZLmmpqCpQ6VgS2yjWLPGJ1YfISXb2hVxAnuKfk_gftqK3yKr8PKxSnPWZjBYJ6wH412Ru_re8VOagcL66lum2gE1_5MFuPp0DS0Rf59l5MfIM6amazg8Uzuy_LQbFlL3d36_GqDQXFJMLG.hwtM72a2SX5nwLosWdOBF5qvFbcaSZgsu0M0nS1Nt5fd.XoKOnVTZqSPlNAtCvalCTVgkZSNds9WOGXA4JFEOziMJJ4Yw7v9.UdmwyuxW4Emcrs0BaAeXLS_d6b2dKV7taRTcVe8zxk91NJJeewoDfAyqpVgTJJcXnyT0WtXdLjTJtS7JPKPZgKiVtEF5Od1FRSspb333NeoGqmp5BMCYAmz79fEMTXgp1KvSEjMr03jxToeo2I839QFS2Fes_5DK8Gb.oNT9XeceJXz4Ce0zfmsLc4PLIq8tn1JfABQufdLAT8tJYOILXVE5d7gUxGjgC9.KXSDkrb0z6wx1F2xyd.hNLZ_.v334u3rIaGz4e2B0WQJTLQJwigHFzOxp9DUirvAfUondw0qlXF5JRiS4qnV6lbgsuT0F3WBZPBur0x1KeAM8HVOrraadbB3uPxxjNhpasdcOPRLJRiZiBsXGUOEcoyyvoBrveBGJeSoiskzD27j9BAFaLww6P7t74NFNQ9s5VAMYGfSX7mTvfEbGvI80ROrkaVDnoq1Z.UvbC4FltCQ8QWHosDC860TiqR8Qg_URPsDR8OLdU8UfzQz7zGy3_yVJ8VLJuiCUgZQNwmgevaMot4urGMtQPWEzQKcHH5qbVN6vcW4ks9uM7FtBt6OEpXGzGHyL.5pjjg8w5O4oaOqNSn9XXLXQGv2SUvNz09QNjA6Sc6F.YW663nQ9fMK_S1RuRuJiL1tWSLQvIJcqO2smKincHLJ2BrzdAe2ZO8O_meGcOunTDOUy4F8e0NjRgZN6fWzGi3xbqTZpVNz6nbDNnTOJ6_ARlu5o9G1vEFUNkuzK2DekUQgTAg5rHVvWGWRtsrY1g7j09ecgrj7vu98xApuP5vC7V4.7vP69ecnJcPkrsfl1PzxrSSGxkZW7CLdZmqT0lh6tGbGZ7JHClz8ic4iCma2S05bINCZpoosrlE7k7JxmDYjv82zil5tSBzZYc2zv.REcnSL0U1nnDZSzZQJNjHgdYo6RH_d0K0g2G0H6s6.0gB.qAHaTdPdbIHFO.9qM.2pFygXcM1ULhMunb_m0Qu4kRDkTtCjNHCTvGq_rt9yBOYJA1OMB7H31_GPMPP97NHfYIbokFXcNCvt4nReTyexHg6vJk9TRBu6wBuLvdgQ5PwbQ8t43ITb19zyp9tRzAc3oAE5Q7fylOM8FQcHdXd.gSkRNBL9UXgrcYPW47Jlv7BDRMfsEmtFCJ",mdrd: "67gMtG5nALCm3mwgJlauWIlKYsoKWz7bIA5FDnl.sHM-1739105682-1.2.1.1-96WCsw4XDvdRwg9yjlLgGZ_XfLvj6zvdm7MYSUHlRB8q7anHNYRmkk.Aqq6Be59f0PbKESr.IPvDPns5ZcqUBx74k5fsUxVxcDZuWIogyGO64dgq28nhzrg21PIli_qkNlehqf6ZsvozBe7v6LBSYFKpdjWXg5eGbJHs0vyZTKvW53r_fxLeawqxnY05xde.tNXuQ6onqpukMRiW1VjU.1Btbx3hQ1Emej8VTBhi7YEYCEIGCQVaBAW1h8ULnUdo2euQh8O6J4p8S9ynJpeW7x3hUtokrBfc6WxwmqjR_1o1b7V6UG26xmd33AS2DigW43FqnKBiOe6Z5C3ld.BZdfVsvPnCqZBLzEjHASRSWjCTb6BaHajaaWdIDBQj95T1M9RnuVYdVdtVOnKC8uEFImO5IRzYdvMKnIRiouABhhWZFb2fJV02PwtnTCnll_bGdPvULEZrMC6mqjM5aAaBX1vTf5JGAXu4MyPEPDHBviwXrrmmy73D_NdCveUb6LwH5m6CyN9GbWbDD0bJQUIeXMIj6HE5wA2wxEi2OaTT4Yqi2IgAL1CcM0xH4vJbHRCtkLTCgUvOhKQgJAGDO5z0hoBf7eQAitBJygtj5mF..hUiv67jAVB6YFj83evAkCr8vIzuMQ5yRV8cnWB03jMthwza2yG8OJ9uDP8atJ3dS3IA2ufU0_3W93ZKx_nBhU_gs83D4TACm7nKf1OKrJUO7WBpOWQmx7RcQlfCl8cKW3WleF1EE4.R83TzLTDsdkeh1_YCYGxjwWB6d15nvsujy7pd5Jj29wHNJtTPXFHaBRCuVLJWv7Ro9ySGYAj2WY7oPyW5ulhqJYFJr7bSuzDkvBmQR.pVdxfBDhjt_gcUFerdvMzd3Q0QbpgwgV3aSeFSyisEWqkZviUhXw2iPcsfPHjh7q91HDhyZj5XUiPx9rGHhh09cCXbBvDv7U0XDvme5Khj8ZFeQaeunOSI7c36CClPpIux.ecdSKO74WPkImFUFsH_yddw6NqeDwo7z3RaZ841YXKMPuQwOSCgdL5u3gdg0pnOAF3ICqgW4PGBUKTtTNIJuWbaZavWJ_FfxBQYv4uS1kuEHhmOa2rCHEcdeo7k6AnGAHIsCV96cSte2pV7_wQ.WDFiF3a91.OW1gbv0CY6PkpT0frgt2HaJ5S8r0CuDoYhTZnSA7jmUTRUAq99UU1je70Fve253VUfn3xpA_gDnXr6E4V7RyDu_WL0J5ZkgzgWXum7ShHD_Nsl8XTUkUBWWISTmUHkHJdY7jVeoF5XpxfXCj87ONRPbrLfojxq4Kiqjg..mCaEB8s3MAR7H2qmE9Qty3.LDZ07TQyA2Nu1bftRC6mxsx5FdLPCPvqw.PTIYBiwTPLDEN3payzk8Xz5uiKCYPs7lHho3fKIaNhHmdiP7K5sP5X.ydmWD46DwMyYQDietqZpEAuLkMVfiQM0sK7AO_5Wft5bnnYzPQnZVX6IpfxQELFQr0nrK6UORKf_ZMlUTpX2E6NzeDmzdW69y1azE9FCyN5sVWOw4nb1.4XpoOi5nfqOJPHjib9oDOcqyh4gni74_mCeO5oNfG_LXEApQOs0FIg68sqWCs37sUss5KeGeUlYZQDnAM_jlcaFazG9XCsyGtcRbl.4JGnO0JeC7kFbCznD19epK.aPgGnMOBK.jvkddSROEEbk._42VUexRMBlgW0XU2FOjFKv_C.i2coumKDHAQjEWXF9QxsoXm.BoKaXqL8fj_LRtYlzsDR8WKUXh53vhWBbiBnjOCmlCI5yHwqnw0sHxe5EHmb.xQANn0AmC6q7M5C72fhogpDJ41CX2WldUy4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f402731ea0d6b9';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\/7164803259?__cf_chl_rt_tk=zc8UfrkU7OevDaV8p5bNx7cbi1HiEet38A0LVGvqYSI-1739105682-1.0.1.1-PHwFyavEux1WLn2KJjMZlNeBIJ5eexWtFEdkmOWT8nU" + 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