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-780735646564.mit-edu.top/post/5296473810

  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-780735646564.mit-edu.top",cType: 'managed',cRay: '91104796ce1ce5eb',cH: 'mAQEI29nInqJTdQthmmZi4WnafPw8CfxE91sPQLG8LY-1739402115-1.2.1.1-CFupE4dbW9_.W40bwqg4IL_9qsnrtZA_9lKq05IG94urbk55mOIfLug5uG6toFd3',cUPMDTk: "\/post\/5296473810?__cf_chl_tk=XVF0imp6EHV0Vb31.WSptET5vBXxU1nmjiTbBqgl7k8-1739402115-1.0.1.1-emLAvgdnsdDjCm.xyFN6JJDMxbUf3op73jBs8v7QubY",cFPWv: 'b',cITimeS: '1739402115',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5296473810?__cf_chl_f_tk=XVF0imp6EHV0Vb31.WSptET5vBXxU1nmjiTbBqgl7k8-1739402115-1.0.1.1-emLAvgdnsdDjCm.xyFN6JJDMxbUf3op73jBs8v7QubY",md: "hSA74_Tul24B0_jfhWqFjqL7Efnhi7Ql2q9Wx4lShjw-1739402115-1.2.1.1-w964jlZM_u.fWyF0iUG9eSp_DDDSdqV20b4OM.XdjG0xb1FZ7pJq.bKO65lxsx0vs8mWMG2etVYqB6RJ_KYV4BlbjJW2FmRqMUZyPnoQzxCzJLwzZE19ylRt.eYtXY9YKgFhY73CYBxJOiJUL.bO6pGTC3EhoJYfKCiInOCznkOI_Z3YjzHIYoW3oVGX.Zgytfftu5NCUhu_ADFGrPCNo7pG174D5Qf0WQEu9wOZcWeqgA0GXAz7Fy71gJY5_NZBA20GqwFLPg5Z8RZ9E4CAKkRelasQ3ONhbMWcJ0CCBkQWhX34wPuY36hLL6bg8Xqg88kTPWahygkutBfaJnrbC4E1MDFHXwen_0JgQqTeIZq9F4zU5wbjfuDkHvvpcA55OU8vigsuhtXTJL5CA_1heEKW8Mhe93AyBzj8VYZ7VRZHPwjSQ86E09uRNG6.iC7w3p.wFnh2i8FtNDulQQutsT2KnBWpIyeHfy8IdjIDQE6kzTmkPcTWyd74BI_cUVB7Wq4mQYVTq1VSF_ZAQRdGx0SsXueFgWc32ItF_p4BQvNGwhkJMnSaEq3n36V4713iDH5g7Dd1O2cqk1RWsR58QniPSuLZ5d..zmVzuqOGIkKKmQ8KbPgwvMJuIEP8wxJol089_qJs.DIWXscxs9S6S7nv.8N3SOIehxu176rfMgSh0jEFqR36coNAsNsuSL4cU_Pwq8mk6MUE5oJKe0xtH4gQpjzbv0QCE0lbljpKUSp3pmmmQ57ZONxZTm90I0ZqlrtgBFsPX_7YIk3HBIKmzwAkxE6LFeanXZoIR7jQvunadepHGmYJ5gO6WsGa661e5vXv3XPX_7dJbYi8Yjb48wUx.PGHAAKclqr74Q4NSH39.FhdpDzswkEjfffGSomMgjUCXHh7TzXHuMHZkN5tndxkBi7ii9UvBXuQqW7_iSooGykLEc8DnwOhTm.tlFdi2EGYRMUIDozw8Z0OiFZ5fMLf6zOw0PiOu4IBTJcIjWH8RXWNLDRkA0kloVpBqG7c1hHI2C.XOgUsSzTbTXcScHe6VrR0vMmimtydCVjZCSIbOJtEHCa.Uapmb2KiVeu_qmo.KK.l_WQKtPWXGvMmR5dYR4SedYyRmF6nASPE19ejgCbFWOTk188d5iJjREzqkYEnIxvLAu2gOdiCwDTMPSNna9CwRLDqeCxTmUi4J6egxBo8ZoJHeoLGTDpbdQT9V5n66s7MgZWY_KpT1ElGIXj9jAK1Zf_IraiUOzEzZj5WZElyJ1VyMgpSp7dyHrBFSCAu4FDApLrVOT.Ito_h4N2aFBatK7tSzrDxy5UqJYpDqwjAsJBI2eeQWIUkEgujzRVsksuoukdKcAxnKg5n9NZuT5ETCHUexgRldWPhuTkd4RZJEjP7M2yse6dSOJcI6xvw_KiNTzZY5dWZ1luW3sQWOgA3UKAIjyrxv.7C48tl8cN3CqArgmRohp1netv8wSyg1efgv8.VKSx0GgGR0hn.OJ8zh7ositFk0qpQojGUfrfk74XjEJ3txy.XEfWpnHfv.4fJCliwF2SjzjrTDfIaqQCnxAQB9v4zbdbzBLZw3bgzLXr9Aqww2.coWnKhjnrBdt_iDrQXHixW910JihA5UD43mVBJcTxZo492AXEFmx6KgJsDdM3.6ut_RNUaaUm0HwcxdGECRAi7paz33A_FPi9.Pc6HQ2LdwrcPmL3ZObS0WFc6He1h0KcEGF34algMPFDwoy073QtG9wPpU1ghvAw8eV12uKV8Bz2aRHPJK_GZuJ7uXhTFSACN8W.hSS_7MGx0GOGzFGfhP046AhKEnc4VfvdD5IAcKoWA00.L1l0A59JDAUefjEXX6FOI88yAbH.4S4finCv7tfMttS4_9FG5V2XbkuCOFHPzMpB7_ZJz.LveYVNF7pD61SbJxfDDxyfKiLkRXdZkClq603vbElIDVtnByrgEHOM6KFdQKVUf5uCHx5cqioBkOwt3kKrCy6.8Zbm4OYji7UqfGvPS83yqetfGh2FHV7EWhrkighaqyKPfIdVpalPPswn6tJdFXPKD8jcFQE4qDoW2zuV_LnYomEJh05IXSUqDjjCcThTU8clMC.vCHTg6gidUNFSyODmGByJwnzuDELoGTxhzfHVG1ZkIxCC.4juPB1cVAgNT1se6HpUt7ycrOzSuX1lifkf27A8_N_2AtGai8F0WQZGDkcH7MW1hEwK3SfE0pPvnLeA_Jev8czxFp.X4",mdrd: "4jXQpHI5imir83gixQ5bZI4e_VKONMx450mAhID22II-1739402115-1.2.1.1-O_aTkSJ3F_BpI6A8.ywTTxKdkFOLL..Wpj3suSyllQzM.yNM2B8KRHXwpFzgaU9P11ltp51DEoZtsAe1ROEJ_CRaTKEazefheb3d26OwXAXR.KPdE7MlaWR6LCeo1aKQFOYO0hYXmPb9oVg3PuEXNCevgD8GAUOliyInlRICdpi95jKrKfDuzh0N2dqIgNGtph1S3k3RIy0Ti_JLTR9OFVYGJVxxTLN50nr4mB2990aNIf9vQENiTZIy7NMjFXxN1rr61PPsUUOm0VspLPYgnB7c5oPElJttAdq73iqce5TQJVqvUD6.68gmbJb41S7cU7G3B6jpJDYAMA49qHgDmuIKMnHOpf1OK1UOaT31KzqdwCIAiiyTzq8PnRS5X5oV6LU_WGLKiOHhj1VhjaFbZmpd8TQJ58fJRy8n67.D00pF2W6fbB6hY8k1VnJs1p6eg9WxVLfYkQZ7N1fOMBglah_PqJ2TZ66c0KFnK0YDRuwILr.4PTglGLPNtvaWla3g4iGSUiM5UFelAsnF54CuH2HgAMD3SVFd0_Snfnpk0mHD0tFDLYzs2hRAmpixqpC1SuxIwGzid9yRHZj4b7YtLdz.O28cCNKLJOKpHqFsA9gunRfIpG6Rye85_XSIfHjY7hhpLR4IvGSX4yXwX7ZpQflPUYGQafm3t.sTAQwxMAG2fECILnvpxt_WM9SN6OJ0sB4p7FXzPEdGjWysBqNB0Sard2onmSldcYXKMGWGV.WyXJXIWLOkrpxDN_KwP.kI58b3dgx1C6RdPAHG0505.emR.zDOTN52agiDqINox2erViw_4VffGsxqIHAQ1iBNQthlbKjj36ma2wXsUF38NsJsFFZ5VsUtwyMkzbilsT4NS8OrY2p8173gURlq0yaL7wUJdFdbvA7fMwF1F1Ex0pWr1NzCQ3KQ6b7FKuJ0L_QJiZ9J2wUNi5kJw5zmCdRBbNI2IQxOOuP6ZaKnnQEYbqTeeYpWgK3EgIS.KQ2pgS1ty7kUF.FenvRM.O0DBAsNHkOhfBEjNY6XvMcmXcoHgu6Of0EKfP76yTsNuyCihOwdYaqmuDUYxUKYEpH1gVkW4Gxr6ej1A0miiefze1PVZWJAN1GZhajXbXZ8HkfblXodsURdeCFKYER2A1rdwloQMaHM_orINvTlfOy6gUM2ONFnV1jhlvOliMukcJF.daWwOClz2_ScZ_SOqTTZR7U6FY7ISlMIj0oaNVjBbchO_CxQS0pmoUsmBqha2.vYoXZMhR_xEqfRrV9ZpPjRVjcnlixzGSevWstwLyBf7CC5jIAf7GAYpf11oHzD0re3iPjFf2SltMXfCqY_mWd1199Ehy55L_mU6gHum3TtbaaPcTEGYMmcSJedgWmJAlZOtWLYFenRJrqzcm8nRJtAAE9uLVxtQR_O7Dc5lE.dw9NNGFgO6PImLeGTU5mGlQpZROwSaiAb4IcJ2XTxdleOWJnuKpiBvj2dTZLQS6BhM1pOnp7bZvEKahH0LwhMJSckupvXpm8dvIpVxzoiH3ZfOyuLBmAGkL9n3iidh_tXroPMZetkS.fwpHOxO5joQbDnVLVXrxAqwTa.Sa90QD.vLIVkn1vrsJz2Yc_c0kWGv1b6QrtIOtRdCyQy8sVK1ZXppiWVC6Ah69YeyMZhSpepXWVpyGNs3xWlcpUjThvUgVFtudYaeZ_u4753SWGihDs9TX9fXN1ZaqDupSecn7rhHxkapUKt_i2F2JKVfDnzjI2gknJzSCxnwAsd7jXHkTTRmqW.BJUZACTGw2MMXbVY6ZJYT44aPCFUANaKB5Xi6Gt0ew"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91104796ce1ce5eb';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\/5296473810?__cf_chl_rt_tk=XVF0imp6EHV0Vb31.WSptET5vBXxU1nmjiTbBqgl7k8-1739402115-1.0.1.1-emLAvgdnsdDjCm.xyFN6JJDMxbUf3op73jBs8v7QubY" + 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