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-456722500422.mit-edu.top/post/4671028935

  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-456722500422.mit-edu.top",cType: 'managed',cRay: '910f83c9e9380801',cH: '4iYB8XtW8c5GrTkzb7gvbVRhLNbqFXw6uwe11KTRiw0-1739394095-1.2.1.1-T0ursPAD6u6__EGBXRJmiq.hxZ6tFYtaAxbroTVg5CM3psDEyt65U.CBTwirQ21o',cUPMDTk: "\/post\/4671028935?__cf_chl_tk=Ig2SPypjF9CBJL67ji.P75RWMN2ekmJa4PoVlAPy5FA-1739394095-1.0.1.1-H8s_wVjhxG4CMr2CH20kfsiDu5iGn05dVadJGPr3Q9U",cFPWv: 'b',cITimeS: '1739394095',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4671028935?__cf_chl_f_tk=Ig2SPypjF9CBJL67ji.P75RWMN2ekmJa4PoVlAPy5FA-1739394095-1.0.1.1-H8s_wVjhxG4CMr2CH20kfsiDu5iGn05dVadJGPr3Q9U",md: ".N5F3WLqkoM4EF95rDZl2sLd984n2SDkJtgpb0oonf8-1739394095-1.2.1.1-KXr8XDSunN8h3IkpMBu84zlsZrMkD_D.mqOdRW8Fx2_c5bQJfa6F5RzBWDSU2ab.VWV2UeX.W.KduOw9tHAtcCRLus7ZutswsojCAIa.Jw41dFfZVIBolpGivBmtCY0BX_yFNy3ToB_lXx_Sz6M8cIS_Z6g4u5JGzYZArPAcxsMkDR2dQlpxJgzWMGZ9pgmyjTpqJQaARS6ebLaLw.WsLMvPHPDVDqObEmNEFwweJeHVE72nWbSyRRwi7teMfa14XAXZOPxpRkTS9XkIgpjHZvigIA3hiin5_VBtHPAu_cynFgbP1blTVNlBxnXnlUW3gRp1mcUp1bqi0iEBa_xAxYIS9hJtNLmQthlXaDQW_hmXBey7kAM63jvwHwVc8MidUE0HjhZW9kUy_0r5JF8pUsMFIydNAdp0ZlauvpXQtxzjN4xA2.ALOTG5bk2HFHGbEE0548J9cvEbU31xaLWt0ATV1HfC05onx2jdMWwnsFdGn5zLI2GBQkT2Vh9pPS28xZgQvvMRB1VGOl1SzVBkXxGn_MdElw1iFuIrjph1qaXLRRk2qSJ7XbpIU3DwX2uBUZymqgxWePhHLXrVgm0sN_J7thMsa1YUa0hOlGIrq_M_zG4r8CyX460tPl8B.8vDQjbVoVBC6DptdhCCgpiaPKQ0SFD6WqirJwQCFYzq3vN2B8Z6cRKFoSGYYLURU7irvx2MOFmrJjOTRLh0Y2rXLnhx.r9HGkL4sh8RikzBlhhUqu9u0Ov9IKQVjfrc7N6xtwrXbH0ObzNN_EXRJtenbfgvuI_klYb7OKHehqMj8yRTUIAHGswXpu7bo36nnOgnCqB_ZCEil0W6F5BDQG6BVQMPx5qjZj6RXm_QaIFxTNjDGO9saf1s2X47VZantP4qpgGNWgfb6.Hd7apaGbJ2wKy0TU7.3ZEWp16NbKv3SNKhEnWFoKo4M2vWYSSZwqfch.fLSFfpzcGnhXlJ_a6YaUlbkf5Kq_Cm3HwavhuEOAi6dHGjoimGYhwH3yb13NWR5ub4HsXjkMbsMWZlIj0awfdmqGipBf5Gq.rvWYy1PSYHNkRw1W3pFywM5bhvzcvqkSJHnbTJv7OMEx88XPThEtQ41FxT0hAkEjYmZcmoA_jx91k7VYnayNLh5LAaQH74yarW4OFLpxuVHAGmaPhDL74EgNPQ531KaUDIRVnJ5ACFW3M4l.rVjsrcYGyqQpFCaMYeFvjg2CEbaOf89WBv1YOpNLzSmecbOu.YR0g5o8uYOZZDXg9ZAisF4IeqosKMqj0N2qIu6XlFUTbaL2AJbsMSRKgA_T10cruhyZBwFlYJ9_kjpCb.bVswzsdt1fpSSfGUJuPb0Kjr7n9DPjEfbZ51x2HOvvQxRDqx9yETjkLGExN5w3hTCE0kJQFUOCiNRSb52e4jYmjIYI5FatjC1MOS0g1KmkGCguZFblZ8GK5ud7MCqune2B.3i9.br9N2k2vUrqGyrdyFOYjV4dLzzTmJ_hKEhlMYRQp3mVLrGjKl0ceKNEFhj3xksl4sU7rv6.2MY.6P1v5rjuT2ici9wy3YOS59gw4fYKrZwScLLKFNFXxVtZs7VmIB0eUWzGracChow8YUJW6Vzvi2Le2spgCE9HijQZmY86yYfJxPZUz0A7GlzgIkrObAisA40gCZBPotPN0A.HjlmYNe66ui1FGyBSMfTcgfe0fYZYlLuf3xo8.AEX4Jc45B_FMoyC4PKCV8v1Y0Im7JjwpFoNbD8ae174PnvNXJXgbFtm4BPwCXztXFRUzPzVvUCKuzlvcsol22ipXlFRr8IxlWCMFgMKjVE3hmeBOF6diCELTyzmnW2b0Cdta1tASy.nk4kBsraHxIoGQDgUtJAzIE9iVAF9goM9mJV4XVUqqSiB.ETYS_NZJI9ouP97L6EV6tfRYMOTNzu5h24MVJg5pZ8ehOw7UtBe4l8KYpyiv3lZMk9tgVs2GMzCf9JsP2sorKvdJY4yxz2U7Z424c4rRDhEBDU.NCrOYM92bdLRkXAGhuRrxNorqJ6AeC78_w6SHr68hXu6g_qTOMR9Lxb0tAhFlk__Q6T6VKUfKR6l3UKKlfSaWHbRCEw5tp_5NoTAjjrC2.FcBFNQMewvPkC9cO6uNiLViYFnmXhkiJRzIjTeNxySOvlDno.9rXFO15MITg3K0BCOhWg5rv9zaubc4_hTOt8mctlepBM8IQPA3XH97aMWi2zHhKSXIh43c6oqw5MIS3",mdrd: "u3A1TH6QDmIGCYGGahGZt10iu9TDCkQmNyGdtCVKq3k-1739394095-1.2.1.1-6Zb9u2vgjmbcE3aDsSIMZYilpzOtZd6HYwZ4wutWhUltFwsKjYrBrm7hIAK1fvXnAyQywMuSWNwvwJC_gELHFfNKgsndY_YAZvX2Bq0q8KOt53Hvf4NoBSJAYfVyKLdQqlNqhXIvpvCfD_xKVLaXFwPr.6MINsexF.M.0BB7EniL1UH8Zs3glPoPIc28M7kvjMagqeOqiOJia92UCqarry21Ala86uo_SA3HwMbRORU0N5yM.Y24rwsDYZWDck4q3rwzFu.rqfnmhYQW8ROo8TpbBob6iDQVFJi7Ve4XhN2zKro9Q2kMY2a62j4d4S1loiMxUe.CrP.ZSu9ga.uFoDVakzwwsJYE56hRI6OknT.zxPd2wkjde9RpsrxrjG7fc5D0wZORUrGbgx2JzgJAw_A4X5h5BLIRuaTPDxIfLSm4NOu4sCuMHvLSwp7h8gUPJ.3nUUk.Y01RZ_jTRoPtqnatNxj3aJrss9FtHMVVBBNiM2xm44IsZ_oqP8r70_pTqar7jYx11DEBp9viRLhrSAjwJ_8ScUN_8FDWtRo4_xz18NfZtXSPD45mxdeaP3Nuk_zwJDahCNvdP1VelaWMiO5FQGUzfaaA0gd2dlJ5dBFpjEhA7wlE02WT2hL3UElzvCiQBoyaVOghtcTRL_7tVQKk6ZAxJTz0rR495YZZJsCKbTbnZPljPZ_rd.pxgmHN4v_sNKmwVsHJpzfEWtwAk7ItDSj4dt30mwaRjiNdWhErfksClJoKurLe0GgqbDHFyElfcfsXrC0SUFNRHjNyGk1C1zkx9dvkEExhTS.zE2Ew2jtP_GuCWp4k9TqgFsmZp3Iz0m5hv3xh93AxVli8u2IUqvSR4Uw2fXO4XoKXVNziCrGomouSLOnlTpWQu9mn0AGDo1kRej8XLqOxoZcbypkEbcmGEYVejrrOF0r4a.kG2oCs8uc_1CgY4SY_4WHzNttcZXzQi.Jn4olvdvMfLNwCfY4ouh4SLuwi3unzscS3i.Qy_5ORifincUx3wsFRMPivqwVT6VvT972I_6CY8emFyoMv_7NR1D11C6n5G7eQ5.soe5bzeyokMYu.0uxrQdsB4NJ0.nrXEWxT3F.wZSr5mz1lljH1LrhtWnbhkiXxm61uU5ku73qUb01GuFmgr4hoWINS0xKmVYwC.KZtBdbHoPoKEKRNSKYn9Zddi8.kN0RGv1V_c0o4JwxcXe7BTKiCwZ_jOwz7S0q7IqW33AQRYsnWuMxC.EBrsvkS2ajD6vQH_OnpSX7S6Pw9DMefjd.MB.x3GA7Ca1M6esEBGxu1U2d6Ja0RY07zoDzFJLUy.ZoehZZb1u0kp47U8V2Ke92X9AFQAQWnFJC1zHLUSOeWdUQgffmRALzrP2mcKNEl4O8A4bwLCv8A5IDOnCi916GCouscVRciZsHpp1u5jkcDZTRljwE62EbohRR6JppQXZ62oVf.VWbXOlmfuC4Vh6DYFuidIQ19zTNnx00TP4CW4_jNWzbLEqLXIV2UF08r2wjBYyQEOjoU8AsDGbMlIME8p3POJAb2bXqQZCM3FSAuBPf0eVtc07i2jfhTBYFQQAn4lPiJ5TUs64sMWBYYr9Sr9SA3kGjwDwF8Glpm5KmH1b7ayAgsv3qr2LFmfte2URGXbx7ENDOwJny39RA5yZz4gwp9FawlFVXFl249lh7TsDDizCYeVMrY7MMAKKA5J5nk7yKYXK0jDHF_KZS9LpowGZXz0lASLH_d8sQQIcviS3Ok8XZ0wSnC432Sn3hpTEDkj8IMT.5YcDzB17mDqf0ZsSLpGx_stni_Sewi_A"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f83c9e9380801';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\/4671028935?__cf_chl_rt_tk=Ig2SPypjF9CBJL67ji.P75RWMN2ekmJa4PoVlAPy5FA-1739394095-1.0.1.1-H8s_wVjhxG4CMr2CH20kfsiDu5iGn05dVadJGPr3Q9U" + 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