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-461966270432.mit-edu.top/post/8321560497

  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="360"></head><body><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-461966270432.mit-edu.top",cType: 'managed',cRay: '94acb7e969ffc95f',cH: 'ah7P0.wzHuajYwlUzAw677aZiv1FbxLLbzkgF2dpKzw-1749095558-1.2.1.1-n09kP8KeopOo2J2JmyFoTd4FJChBKYjRkOydZ4tr8.58paQ7FLXSRkyNytYlXV_z',cUPMDTk: "\/post\/8321560497?__cf_chl_tk=.ywNjN6Zs3uuypp.We6bVIvEAhZuhS1_HQjygK9HMr8-1749095558-1.0.1.1-qCjYZcSJ2R5BYq5fiKFPQ82.tPEekrUxnbZGLnvH3UI",cFPWv: 'b',cITimeS: '1749095558',cTplC: 0,cTplV: 5,cTplB: 'cf',fa: "\/post\/8321560497?__cf_chl_f_tk=.ywNjN6Zs3uuypp.We6bVIvEAhZuhS1_HQjygK9HMr8-1749095558-1.0.1.1-qCjYZcSJ2R5BYq5fiKFPQ82.tPEekrUxnbZGLnvH3UI",md: "uk67Ni7yoojh871jQpFnqE2eNb2vHQLj6x2FgBRFeRU-1749095558-1.2.1.1-5J0hhKH_kMuS4xdYEZPjqnE3NBANHQqOAf5Xr8Nqwx4Vg1KMFBBpfAfWJVCeYyDeSXMeoVNzhdKaJHb12f5R_gtAvTosC2QfGW6NqEjhXbcx2lBjntUZwGo83blLUliKeByFt6SVqULHf7xp_Z6HFwTwf7LV3zzrgdGOGOxd91Jj69xAwxftfFnFE6ceVUo00XNiyN_VjZZ_lTY1K3Y.1L59L4SY8wYyWYx8y7nI3ty0uU__d3C3QjpSsONmdNubAfTpFwmAB_1tHTC9bXY8OdQxZ0qu8.96w5HiEveuWzXpUvhSp7Jab1rEarDwAud5BiYthIT_OV5WyxJXaHuymtG7_oqlwGSvatvOElTlsVfGoRoffx4rK47rXTaX6hrHb6th98E_jm4uYFLWMvigS4Oe.69eYw9pBtztGw_tNttW0akHppSnJUTEordwUR.Z5N.2rDr4_d1SpbpiDTPQyMUdRyNAui4LpXXKgU0GP_sFiw8YCkMbyaRbYJLQHZJXX9tFjiMBDuuFqN4ZgRvSIW3kOieZjJ2ptnt9Waf3ahOCZcFQoymiHZc9spBxw0TM3KgldSrqx7TlrsHzPIrO9.H9PjAlAfwZF0s2IQ3ftIWwji8fejIbkWw7xiJMwdNl67UGUjX_.hPaX0zIvT45aNdD.dQ_.rkICkHyJ1e3vMCyfXuikwrvl2hn2T2ioENpnipk7YtHHX_scbwrr.8hoFy1PcQ4.6I.bXlApqk._sJpMPfNymMWKViKxZI5ElUJ8_TtyVaFjQkpG1ue3jsZIIOixeAn60MJiHNcl51Zjhn29Z.LLxMioKbsfZ1wvb5pT2TJ10b.98a2ap6w6VzRiw",mdrd: "m9Hrfqsh7AknK6Asf61FMHKNcZiDd8uoWZ2X4OrsNGM-1749095558-1.2.1.1-UrTIlJVpIg0.p8E9z42us7HfItGBXUPkhs4LUbei2gmKvnqyUf4gnYA7it7Lfl2uRvCmqG_kzp7GiKixBZh6FGIVQgj9DimTmjGJ9NOPgqPAuu14LESJklN9VTe5tZfm8lhldEC2J_JOKubUesdfOw528slYQMXiqd5jn_SA3IegcT6zBKtBe7SUq9Ov4ZJ5DXo9iNJf2yjz8UN_Lv0K_6jeAKXCplkZS0_NJRFAmIHVJOcSe.6Qc9I8BWPze6mV9teMbnlLkEchIjn765qGcE5B6yxBsWjfqyYGB.goLTzM0g7dOg5wAKEbL9xoZoofFSE70reQqvXBXkPy_Pi4WPDhZhrgC70JjeJT3Zhw6bY_v9GnvtxFuxgfmMnHeyJ4x.BEkC6bSdt7Ni1dWflaiyzhwl7lD1LqmOlmqOEPPjbwKY4bCZIyhpF5Rvr722D1A1O1CWXHcDJCrN_._zux8i6Je1rEagi_AlBRd94_SfhdjKghqwtTvJGXhKlBpe_SmQ1QyeC1cRIXQK3DHtq0vybYlYjdQWBwqJEePysU_JmUZ7wzP9TT.XF5Lzyj5Tv.NcmWWxrOeeohNHZXRMdnwtbIo6ZsqaVrkmdU3WMa5vq1FyEZs_Fu90jCQpbHNX3sAkajWpd0zDHd_EukjlfBjfU9kVmdebziOvsjtM02RVWMRbPL2NG_MBAtHJ8hjQizVw5gBHL6Wma6Q6tfeilgOy6s8VE97YDFo64BNW5fYrR0ISLdXV6.XubsjshesSTteghhwrMcNoa8ND7npsKSzEJy5VlAhetwZ_CPqS2sHVR8bsw_d2YTkE9kHU8Pn7k7EVSal1Sj0CKK6XNme8kJRVPqcXsVncrDqV83q9cFn2K7dMCBgYEftVOMcBSNApdnLzYkyjpPc1qyQjihdcAae5SOGMaPr5gi7i8DruAbN19SOwwXNWQgInjviSfti1TSUQGVM8vxFGCowuLB4xTjqqx28pmPeTinU.GPkaWNHSgdUmVoVkenEJvnTnKz_WRYtK.corqt_tOzmsTaC9HwtfCTsxwUevFnA1ocu9UCixz5a.orE4h9jcOVqytVYwgfAhDfhd3Mneqw1I6v2BdBbEddM.FmUenKGh.2QXyMH8ctgeORAIjmibPvUfxAXI6MbiIOBb_z4KCsI_pZxsmRE.GA_HtJcdCuaczsq8UJvhYharX93m6wpKpYTaV_rTj3wgtLBFOHbYP7GFuX4hHlErV9Ha83FTwIY5JUcmcYvcUmxxOq9E4XZQlgRuLmDJtK1AySiAdYU6j5JTFep1roih7nCHz3aVQns4yV5yoMg1SY3dHHhZg.ulAWOqvcce_ncW9DjZ460ETfWWJZoBSyFdcW7vLRa7ILOzF.9h85YKKIgkGlKSja.7oHHSaif0FOpdMko.krlPhq4hae.xESAWEMLl9tMa5anCzUDg7wC4itmvJMw9S9yyFhhctPMC1Uq.4TmFfM7h1PtAPtObfPAt7DSgq9M0oleJln6IspfD1dwyKMmVMN4gPENcOH3MNTfcDx3Cv6EBEUiCh3bzra04jn2di.fhCawvJ7HfWEOdOFw5UauqPbr6I9y6GlCiXUtvWh5hTDDCNW3RxPrA_elsPtRVJSMn7v2m_VA5iQoUKH_LlwAPvhCZAMDoCy9vfBf5QuKXSSNPONeDR5zO3QIWiNlNEcjG__W9JQVRcYHT0uS4Q_8TFryeThMD9Xo5NJQQtAI.5fKgXA5feibX3yKvtKYCjoVTb96szRMl.7hNqqLThcR80bL36AZve2gSBIVWr1G8oM2rMBa15Q0VpIiyb_cs2XV.mIAUnZZ1eT9U6zoEtRJFDqabow1bbhX5Q1EPQCUiYosEkI4XjA5tnb8VxjrdrFGDPn3AWy3IZBQuw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=94acb7e969ffc95f';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\/8321560497?__cf_chl_rt_tk=.ywNjN6Zs3uuypp.We6bVIvEAhZuhS1_HQjygK9HMr8-1749095558-1.0.1.1-qCjYZcSJ2R5BYq5fiKFPQ82.tPEekrUxnbZGLnvH3UI" + 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