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-140279097873.mit-edu.top/post/7385261940

  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-140279097873.mit-edu.top",cType: 'managed',cRay: '90f19d153860c989',cH: 'tV78sylpd_Wp22JpeI7N5Jaauzg3womkSa7cy5rnTQw-1739080558-1.2.1.1-tkSYWefixo4QI_rk73h1KY4JyE75o4IcUb2m2wxcNE80wubT.Ra7kpyNOt8Jeoxi',cUPMDTk: "\/post\/7385261940?__cf_chl_tk=b_iJGR8c0dT1ht.a7hjPrhlCIKw08VsihjlPmAZRx4s-1739080558-1.0.1.1-tqGtO.e.Wxr1CTYs58zsSWyy_so1yd1mBIz06na6Rnw",cFPWv: 'g',cITimeS: '1739080558',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7385261940?__cf_chl_f_tk=b_iJGR8c0dT1ht.a7hjPrhlCIKw08VsihjlPmAZRx4s-1739080558-1.0.1.1-tqGtO.e.Wxr1CTYs58zsSWyy_so1yd1mBIz06na6Rnw",md: "YnHtrLyFAExtONX.MRkIl7OaNpI6i9te.Luk7NBhZhw-1739080558-1.2.1.1-Wbgf.fCBbm6FW5VgyLrwVK0DFBYJnx.rkC5n3D3HpFFQ7huRIKww932RLLZ0MpfLpd0bt5xClDrhJWZAPI9LGtTjxN6rozcqYdIzhOzM_1lEc9ArKkHPRXtYpelwAyvWUzr0AfNJI.Jotnr3KIZoSIcpE4qsJB0JCiFqL9gt5cXfjXcwNHzgryiQHkb0_zI_NpqzxRWPHkgJ73rp4pk8ZPlSGMLGDZlXF_RXnfQZJUPATSD_aI77vi4p7Q5JwdAa_k7k0_HzA5NuY13w_HRNHgYqiyOXIXRJNLNRvNVqGxvztWgp4P4AaJOaZR8LK5xCtww7WaRXD2IftOFV8FNCpuSzODhF3h6oONntftW8Zk3qHvuE9pLPnD5YmbPWRgl_MRVXkXA14IL_HoArxJOdRhrA4PUX2R9MiMMmZxUHYkIoo6FyUYszfJ8fm4Izdan6ZufZ8_kMo50t.xGpg.c5EF6GjUVaIG6LeRlezrBQ9tO7FacG6OGIAfLFnevuQg0kKu9JDc1dlsmLy33LxyOB9.TqW9W5H.t99Mczi5atqyuFKm8poO1VBGHo7fEfeW4Ob7kAhW7WMytq2xdQ8WrSHD4tTdKRAjU_B14Jmph9lis9xGdg07Hh5MVmECPeHpjtuIY9_eIEybOkmhzr.jKMElAoBSsyzFdSGMnIbi0OBtMh4ORwZY6KGygLYL2eJGHC4zZXEqWPuVFGspFpqFDz8cl1Pv6YjWx_hza8YwWjERZ3cbVp9Wdcr9q.96VItjLAZ1ManbxZ04uqiP3Dpel7oKpHcZwpIZs4r5oI5XdE.xqwLVYKw3Q4W9hta0imMahcQrD0VZGTBkdUA_3n4QPnLQMZUR0oIJW6g_rpi502DwKMriEw5qLYkxAOv3Xp4vO9D4Ik7pYWpsXWGMcCpEXfRKm4q.6RXYIckVzLFUwYHTOrXC9qr0jI.161MO6bwSlM1rgi6K_6.Fk3Z_I3oS3FYr7.mj70aT8UxnaHGLOln5j_OtLFWpX7IJpbkdfKPB.k3t8ACgSlpXMtVFCxKbgnpi2KKY2zVq5c4xC07MX83abogFHizM2k9TQxj2UxjoYfEH.nQpJp7ww5Av4oFv9JFL_30oUvg0oMSZjr2Cmu6DrnbQpa61GZdYJp6iBel__w0esYecwhUYjydnHVAAfQk2GlZvEeueCN4Lz4eFB4nOGy_FCA.xnCSjcXjJLZWHW_Ly6upVgMqr5u.aK2bO.pgmEELa7Y6tZyWgyqwTNsFK_WJsDd6lT3W76gz7pLBUKDbQiLPKtQWVWcQhZAFOoIMmaVooD8n0wOkz9JgV2msGRvD7VyjbGjox1tz1p_1TWhWMM3OlKmZ4.klw3tAzLZdzNIJdkxOHJgoAfXQr8sj6AEdT1VvX1Lzwl1I8R5LA63gkxnINyZdbMJfUwAlmkxoc7nrVfEkFfFIfNMEKgJrEVjvsaSwnD2Mxb4.VGMTOdxymFGytCYVVBR100_xfh2_QenP2MUJAiF5h1wNQJtfIhovoteEtJimudPPPTFMW2YZh.XQwq16LZ_vSppgfTxkks7yY1v0xaWsbp9Jj4cSNl1o_GcinT93uuWeUvdL2UsNgSTRTXoBUYQt1S3.Z93VUenlZSHnXrVlp5OULBGAhRq_Xe.jTNt30XAldxsSgVoP8Of696xQBvOJTV1syRQazdfWT_WqwS2117L.qaG08h3dBOeAMv.7OBDpN2QjiYAZmQhZtlJR.fQfroP1WEzB_SGu4Pr9_7zzD_zHLAp6RT_LagypV7cSSZlyebnsyYg94L7jOOsBwEyk8qiGsiytdDqVxcbv04_5BB4J7XBoJgtWBKMdfDfPfdzN.w9CkIz5bLx5j7PUG_Cyxzb8_r__89eCIqkPB3aDAjw2Yub.f2TYPlvegF88jEhYz09N5sbE.w92tZKfk.8RD_ZvlKVAz.NkxPlaNvnkSL37xfiTsBJX2nI6P0H_SYvX9rQPC4xA6v50kFThIEXWYNrObXZjxlAB4tg9EsKBG1PT0wL_AQGSFphUI0Qs2PZebEZ5Ar54ZffaazR2A9ui2wOItEMV1YQX76lBscStKhud11eRugAZZXongJyhxxFQovjvkEalKW5xi.RAcGEAnxq4SbSpUKl7aKcJebWhSovkgdHYLt7hrZyZx5mmkUWTuO9.OlS.8xwhth0yuFjVCSuEsb09k_Iq2KLSjNkzcn2XC_G.7liR7FwvHxjLZxR1ssv.1I3",mdrd: "TZhHb1N4NUWturnCL6HKKIED6mpB9Vzuyg6PFkHNaZk-1739080558-1.2.1.1-27NkW9rJLd29weiZ4yZ2_O_zZELnm55Me2jRQx4WMxfiDIV9NjGRQRjXU17dfpBb0Olcon1H9tR5nj3z7DB5eIJjsksM9rbozd1AuyR2IyrG5VgbBf7hoAKOsR01EN.ygbI0qno.NLmwnNtvUf_wHUYDkrlZ4eyG94TD85vJ7fkf.bozA3mlkJpHcZvJHNiPJYCkW8pQe23gXKwnimItvRHdJw0A1sJblIUfl4vhUa.zempqggcpkp7j8rilqQzJZWhZnzyLgiYVDCZVLXVs6sqvb2EWsaSkaCNbtlJuNlL5RBF130aInx1zNIMsTX6LOHDHysO9HncJ.2OExsxqigGjhSrfLj3bqZ5jacpchgkKoFTRdwqXOC0J1Rj_92FzuyS4aBWenkf9qP21NTj_tql_ngzZdAtCS1ynxddvmxJZZGp6rQPE2IxL0o1hmAr8U2UInF7BZuUu8XVdoW3txFklTLhTZwjKFJggbrGLmb9Txjy363zRGFWcDeO7189CP9wPRffjqiXUTb3umyKTLX7viqXRCQ8QGijgUe8T0dCNxYvQeWUFcObJa2Y4H26U3Pq4sp5Nn8yI0wm1N2D78vG9xpI_GvARe_gda8NmWk.pq5dRJVnycuuLqoTNaPjPlPtL_3mhWcfQ9D3qZldlvXcnQZxKNM.12N1xFnuCdddDtgVM9iQP8v0MEBoXA3sI3P94OPQy8YCdey14c5wPqdUEQHRTtZ_hpEkqkGnV38upInRPV5mJaXmwmFJ.K9ztSVX2ImsGxlWdY8v0yDndFVfMdLAPtugaeMoOR1Hdu6jjs_rAzv1P._5KLT0JH2.T_aP.vvsinnI4gcesBHOnpzndJdpj3dzkSxqm.DSmi1u9jOjjtKciK4Fl_NV1e8ZLSzTx2zqOcZrrVYx2tgB90xDDf0Ll3TVqyNyWvtKpWH97hgYl49Tq26G2_VSHfpNaxc48b141KcjhXhAJfLgO08a6TUPad2QZVDo3sjP9GucawukKxIef_4ijyG5fT6Ps2avQOwt0NkULikJXKN02o88jlzxd2Co2H6Bsfd01ZEIrwv4ZDU2X3XpacJLxenLhbjCMG5ZmZPnXWiK7KwQjlIFZK1qeYOie84xLCMqF25isId83Kv17QihgFV_LDyCsqRqCe3lRzNIr.k73Us4VYEknUafOxR3CUW1GcHz1s_UWRVg0qaTcZI5doX3BOZqZIbXg0b_s8s0VuFOh4z18BdFcgR6nwtz5TOLI6jzL0jOQSCrMqsNOmZ7A5PyYsBdQj6WV.Fs19kwZVEX.486FhIHHsiM1IZZXmxN2G7JbC0AaUfZ0YdJ96yVbcAi0EAJjd9pjVhBJLD7Y0hVH2IoOGAFzLv_5nkArOvJwXepaSxd0_zFl9yMBQuacdCRBK1lkToyXeBswNgDcQxNhl8N49TbOxSs5Vj.54XANQckDSOAlZQWXLcI1H73QWrn5hyh4rts2VsRiyom7XNWJg8V96oPsjUTg1kdaK0eDsHI0PEEmwcIpts8M4Q.jDH180dglQ_nK_xPNxqvrNe4eeIi4vBABi1f5dkjsmi8bH0vXtM5w3bdN5NbbBi.2lA8CgbbKBEqRzPI7.AyB1xJuEUgikXNJZXjAEtJgRR0Io4XQtAK4GLrimSRUfFAEmdqb.sHLoDKvHasqN2nqWSOegxYt1QP1kaho7xW120.Iixqundt7eLqYlX6OIOkvO_b5KySO66ukISaRTOaK.ftrRwJW4TuR0IRs_OveaRK.sMtYuVR1Td_wWEuGSK6nPcrb61VWUbQmLhpZAlBbJVR_w4QQQK.y_zmtY6qHdIoZDQHApGk"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f19d153860c989';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\/7385261940?__cf_chl_rt_tk=b_iJGR8c0dT1ht.a7hjPrhlCIKw08VsihjlPmAZRx4s-1739080558-1.0.1.1-tqGtO.e.Wxr1CTYs58zsSWyy_so1yd1mBIz06na6Rnw" + 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