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-515678893532.mit-edu.top/post/4678210593

  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-515678893532.mit-edu.top",cType: 'managed',cRay: '910fc7108c53c97f',cH: 'X45BmBpvDkNc6wiFhAuFYs.VYLRlHIBG7.2Bhs2sd_o-1739396851-1.2.1.1-taXWjqSoWrZ0XtLky1h1LqB1ud10r5Fzm5nak58u4DxoJhqbBzCpCOdYjt6IHHOb',cUPMDTk: "\/post\/4678210593?__cf_chl_tk=jD0GuC6AK3.m759CFj_kE1CFhPCXYYq4JbXAtWS18qU-1739396851-1.0.1.1-s91UI3v0LSQ7pxhP98adIOgSzReZfyEJtbjR.0Tboms",cFPWv: 'b',cITimeS: '1739396851',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4678210593?__cf_chl_f_tk=jD0GuC6AK3.m759CFj_kE1CFhPCXYYq4JbXAtWS18qU-1739396851-1.0.1.1-s91UI3v0LSQ7pxhP98adIOgSzReZfyEJtbjR.0Tboms",md: "MhSdc7w1v1abBa603QkqqpLI8qsX6mYDqxycq.MJ3AM-1739396851-1.2.1.1-mctG6Y6dfPVsP5J4XwGsSopz8UfpLzWD0dWw6oK5sPNHK_3cYKoiflqwbnU2kDa8z2t.PLMUOgCI7ghXvi3BGp1BfB.9DDEG0XdlnxSEGhgVgmZRpmY.FCfK1gL_82azDg06n1hscTB9BnxnkutjPb3rHkSZFoLskkLMKgCrjNHnbzch9.4aRPf8wDlB9byIALSZ7qSXgaZgY3EJyVIBRZQ1toTqEmr.hvz4PS0tn8QyR5SyVPq_bXpe2kow0iMzVaPlH7zr_8EZLbvFCxdTvj4zvm9JafT6cTq3dKog1g6sP.wM8_oeccZuOLUSYQI0oEndkEG6zG59CAKUj2GlXsNz2pVh0lZa.uEcyQRkbxs5YbcyKulHcPVbIu9pmjwHM51.nlFHzE_7jlrmFYHdOBNQoZIKSftzuHhixJFwtyO9vevkcwYWdA2jUp6gdgrF5dyGcD7R12mQfwt7vuWYAnxlb64_rlfTI56x3dAR6BFSAB.4T85mwlbsa8wd3_K.oilLJ..yPG.C9EO148t.3PaXqz_46qCO08hocwwdvu9vtPKC38a7SN84Qlq.vGlAyN4A_znPu3Ca4f_lAUx5o.pwL56gNqg35ltindrQwDgrKN8Y1yg8d8eg97azNUcWfoGiIStLtOq1gUz2Zgu3Cszgy2vtin6Jfr.LcXCE6y5aimUh_qL0uUiz4SrLP.K6p3Hr.pzx0lmPj4UlITI6YWQKHdSWVe3nwecuCkGypy6sc4FNrhe72evut1fCkASYH7sKWD21beRvYOa057WB_KRn9kFn7ScEXg8jdyF.ZeWY5ZYdfFWZXUg0qAqQNnZDiv3KC1310O1sSUpbdf7_NY6C4qyeCptO3s711hN9UmhA4uG0McYTIGxMd7u5QjSuEdfIR7QkQ14g9aW3h2Eip3GzrN9lAeyiYdKoEnYZt3hkXeyg5pMYKtSHrobxp17AXnOymDWp1XkkhODVB1i0.jhZgUYbgZ_5G5ECK5XFP_6H.6soX7vAyfvSiqJzxW9HhUapvX6EI11HChMCcPw77E0_s7gEaGI_7dtAShkDnRutugdiVRGMWvBBBZ6XCt7hRl7RWvN.BK8.2WNJBrmle9wJiQiGG0nm9DcyFzrmWyeD9_BdqSK_jh6J3_wavQ9vzh1vQGoU.8yGeUIK0KNffEDTDH6FJOrF4RaK5hoeZk3aPlySXsC06zc1FK8wDt5sUnqk7DoMlBqJZOyppDuyPDC6bU0yAgMDdj9vORZ0EO2u6hBpG28WRhziKwDZrkcIk624sPwUIGINVdskM.cf0a0YEXNRQE4WTgQBCaxsF46ZRKldSlCFJXBtkSRwDjVorNCXtwQg78Up5GgiR9I8sJjC5QQsbsEZ2PDZ7EzoQ5iZP6JlnJXEiSKbQLKoD0Fza0sAUmsuvjDKBWSQRc2KlIy5M_kwynODa2WdutNu_QmFOVbEmYtK2rgqnrVxdCuUQZA2z7ErqKJfHef24iwacwbi47lSZr2i9TzGVPIOp8DLbziwWyhTlFWQxpSL.Ahh8k7BYAgjt92k5itOnof4PVYZd_U0CU2d58mFq0SGdDCynhoOXGvczDJO0p3GwPsKftUT9gz3cjjENmUrXynXxA18ehPfulKBhfOwRNYOq9StwzJTXNEzE3G1SR7wI6xE5udaTX7pgQqVI5PRfuvyd2qhYLceJz6ZIWxczuwbpzv6PmHrV3N7gW3ei0SRi30N8cAwhZtGFkVY0sUbEq5DFMmSkGV3DYViukiB892_5Za0D.WtSjsITTUSxWM541KgeQ8l_saJp3Ree4mWqdy_fkFvseLHAC6z9StRzwB_eQ..lT.v19Aw.Fl1zl9yB4iZdcgbd8s5NS2Cm4zjpfoMlMsZ.vbNrAQpvqAFI3FgO9yyN2GmwEREu0gizkiououYGTcqn86MCIEamCkIKLsG8KNM3zXsnTt7T9dodETYv6Ikx_e7sp8BoD3U3TTpz42_PpmjO9_zkrzUN.o8k3uDVcfWMH3QzFoH6SIGhUjaZJEpvqvURDNcGIZJ3cXidqjbjkkUhsrJ6aBT_C6wJHktsIisHgWK7O8aIgG9td6fpnPDP61veb3Z56qoJvSvQxycVYG1giWCpsYcJmvNkW3nRzGISZgR2LEnlKLOowWu2zV5oY08LZWPExEEu7Kva1pMXwLdHKWlNg9RX_kiXMZLt7IF0DwMG8SjCm3DrodQxWFlrHT48yLh13wF8O97K5Mg",mdrd: "pMySJ6.rebVobjDwAAkC8YZKSvEW3iwgpX1dARfPrRw-1739396851-1.2.1.1-bhUhGmSGoRRjNy8ixxXipcp62P9NxN90Wkz4cI_xIW0PiQju.XEW4MFqZwKil2bp2BbPH_QcZEcDCfK7aKuuftvcIfR9kGcJQuFEpHQnwmAw0XwNLINvSL2mxQIydN9Gi.0QaEG7sstqp0vbyagaSjPUflX9F1AVnW3Z.zMhb1fYlVu5YM.7RhDbWzkPkbUGSy18a7F2JXSTtejmkTD1DgP9quYu3GMHFxuTAqp4EGvTRVSoRiErZjdYHeutC4sVm.laUGdGf0L_r8y_FiKXpgN98jXs0uKiuvFEkpOfdZi9Vm1jftKeCDqVTpjutEhIWTbVnvgbpZMITCXcGENNwk3Y8bZcNp1VxDPo8cmuY1wefr6BBWiwm7M9EOAs0cLUKoFYgWPSOkQdMaGUhIV56pubA1.6FQtle.XptgpymhEtsyv4Mo9eZhP7PqmLMD6T.6yljc5uJPYun.u9W7KV6TgTh.INKhNGWYxVVd21hAD6KnfDOsOEGbwvix0zh81W17_hrysMEYQk6K7xQKJe7tcg_XT0cBoLi3Q2xSItkvOZxbe.VrUY0cEncUTMuh.QR57MlUgrsUYyRUKiRZD5xKEyI.MNtYRKoxClCE0t.PQz23CKbIdzJDkIbTHbDuKetAI65akZN69M0xHjhjLWc96J3s5T8ebEBFgTbSfBtaI2qc8nC2jiKHRUVdDYjkI0ebl.0s4k48BTcXVOQ8SAuyBR1cmgTfReGbfGDanLNeWvNFJJ6pJHf7ZvXslsUbVNQj3LBb_j9uVhbqgGQN_jcZ8A2EygVTMhVddeP25cn1wGOn_iRWHRh3TK15ZcyTltOPxHEqmi3D6UZLW0kAicBoYBh7pGM2UHiAmbEtuMT2MIBhZ9pgHcSPrHazwhIM0FJo423wD8JXjPEyi6T3AT7EwUHKYMFqSvOAO4VrjQRCicJ061uwMGn37_wUyFNkI6xub2hA6xvo89eLet5I00mjoqcYyZbnux2or3mmnDCT0gTxLJZJXFpSOXPqlVDZAIKBBoIffkaVrOJzR0VtpqvTDCm00mYNe8V602k7edzPD4xPi_.n8VPHluAD9w9yfM.K3.t2DQwANQixgl89UCH_y7N8ij_0pPtGzXTHoRmxkdFce0cmh2Q_VwNltu1nzArjrt3HQpNbIDmqGB4DXR3xKLypWPdq9d51u3voXa9OikSEAMwuqik6E_vjvwTrHgTM4ZIK.BDXK3Z4xOCrXYUlzAoUN8hpu95hUlcMS4TDpl1GpoMybt7Wpgqq5W7A_Pzu3NZUjUKeG.uQSCLroje99skldsMsj62b6qolCzjcoHFg.WWMTKnRZ1gkScSRyTMhrGtZilhtecxl9.tsWO9Pwwr2izCsMn737XgJRZTQ5U.oiBbRYQUwOdzkkos8Ei2btfeBFfcHDBd5mh_jACm4r82WLZG2czB.mMZvkCOPlEK1laAmVG441gbA668wAm6y1T9AzyYhotNTwee0oNVZHZSpYlr9dVvultDNqjrveNj7.IewiUf_hMxYmNwj6d56zb8Vr6cImXky_JrqT7pDTOmm4Sp6idzEkbD8ScD73cn9cmWZYGTz74R.tnKwVNoq3bn42WiKKnlDsvd7GaQzxUTctdcVVVkYBYHYQXfH2R.IH7TjWzWbcYNW2DaBe_uJ4JksFFnzVasgpgYrCyC1YfSWcBxgiAuGA2_G4_TQ3v2s806cB1Ofv.9tUvEUv9_J1ZZikFZEJAUHFamdBtMD3QGTb4xiY_NC24inY70v924TzWbvcmDFyXY7gerrrlxAwOnVsdvuQnUirTOyvBHCYONHSWGQ6_0X6Eyti2HKs"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910fc7108c53c97f';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\/4678210593?__cf_chl_rt_tk=jD0GuC6AK3.m759CFj_kE1CFhPCXYYq4JbXAtWS18qU-1739396851-1.0.1.1-s91UI3v0LSQ7pxhP98adIOgSzReZfyEJtbjR.0Tboms" + 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