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-624012291478.mit-edu.top/post/2089531674

  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-624012291478.mit-edu.top",cType: 'managed',cRay: '90f3afb81aa2c9b0',cH: '2DUOBMVjQLlHCaKu6vBGzxjW_RPGc4aAhjOieO1Jcyc-1739102293-1.2.1.1-t.CImlRe0.1Gb4ky7g5P8T.LUpwJRSLMxZFKhhGqbmWb5haD1FIsEB2Pwy3xiVTc',cUPMDTk: "\/post\/2089531674?__cf_chl_tk=TDV375DawY7tVB8tcFVvzPXhihLR3GRpKQIGlfFS6Eg-1739102293-1.0.1.1-kK0gNriJoQn2fCUt.C7mEZuQ46Uwg9aRH9H.VbWAXcE",cFPWv: 'g',cITimeS: '1739102293',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2089531674?__cf_chl_f_tk=TDV375DawY7tVB8tcFVvzPXhihLR3GRpKQIGlfFS6Eg-1739102293-1.0.1.1-kK0gNriJoQn2fCUt.C7mEZuQ46Uwg9aRH9H.VbWAXcE",md: "A1aX0Dd7NKlAhR8kMX80clzghmzHTdhUVD.Q3Dh7RhQ-1739102293-1.2.1.1-jl5CIgXvIXFmpXOFZtsuVFn4NiR6IviYPD55TiA0w8SAJ5J6KXqS1JKL7Fm0xcHEKGdnSUrgnqbsI882iAda8qDW.iuE81OivS2V30bvMr0cjJ.dzyIWUmMg4e9j8vU5Am1iSrDYCm_PdgW7G8yhQBkMskVL_uM02Or68Yh6SxYN2p1HWMt4guLBLj6cpJzfqAtQ1YKkbnYkrdXXO8KqyBQSNnr.m_H_zWFcuLhFWsSiS9w.pO6itcEzzPgkEdlzUAIqXUxF22P0B7K4YeKrm1X9TMf3LkjKhUXmzw55X_8fNQC1LZ6nNuhUClUd6yE3p1Z3Ez2PdnryUmNwhVHRFT0EsLOreun805I09MPqKZvyimjHOtXjWxP0qehc8XiIPKd2gU0AQ07RSjWQUiCXJoBlbfOpd0p.TwQJOuHLsPYtm1W..ClIOZz6P51HX5mix8P1j9AzjeNxp.DdzzIN8ZX6R7O5Zrp0kkcQkDVMomFcBW5FAVTseNUhFlVnNzi9Nqqw9R_aSOAoiD8fTO7.832tQcq5sPg99Yy7Zw3osLnYZElVYgKWa1dNYKZhlN3I9uB1KNzHI8zjhiLLb.7l8A02Mv1aGGwl94x983QbjpO.tipHQMPM89wDLTKuOHLnxs6SIQ3PsDmpu17KQsxTEQj9EXj7jjP_vEBfQKSiInSZ_JpRkzJFiA3.dYqczbWVlLh3zlfi2BYTWSAGEHu4Ab74UYvRhqnNHVyfMUKKlFuiflJe1TonsRKsOYBHpcZsimhXNqvE3fM0OMiuH5cKIfmZ8EujA2RLze4sD7dAMjeaogxIMGWNhKeTkpkXDm9g0UswsHLkd6CFTmE0isdHVCVm7EmQZXWOX3ZRhxswR1eV.d3w9JTyFJngJRcvi9wQ6Vcsp2mpnBBXn4mPWodfts_w_mLxW7WBB9PdexN9bIiRzLaMAVv8OicbAZ7drMz8LZBMlQi.37gGwlojCGpniA.qFU4aqv_jTdY9nDpY_F6hGi2byJMtVTrTSRJ2NS4wm5fSa8AyA4y1_5GL6jxbFrn.jJNytp1WxwEoa4.JRbVdl1t391w.tw0O0m6tAwBIOKbOZV5prQv2A3afr81wKpkJ8rUvy1HrJ3xtpfQdi7tz7JYZfeeSf7K4qf3hMZMoVLfzsxdIGoq3SbyE1YU7.UznF6dYUKYsUAOBmmIjAxo8REWyom_sFd35nylsW8KXtXrJLZ8sP48p2R_55tKoUMURp6UU6jnULhetQgsHONtELgqvlENmtbXblljPvw3aVj4yFlukrj1EeM6OpaQFXephpd6Qn68qyp13S34KXeIIHLvy0CxBWtoKaM5uxN3Ngd46n5zAqyE4.5Rb4L6yX9ZJNW7RNY.iVqkb_xXzg77jIOMSqPXUwvsR0nR7USDBpC6seGpuTC6y43coAXE9RmVWSR.QaB1czeKM2xkuwnM2hugUeBc0ctnLnSWOJY7tuX03hb1QrI.4CbSvH7qEwnTYQcwKf7wsl4F87HyN.Yh4Eff_dKRalxQytPa1eCUfoP6jZNVSp7BK_.PJU1Q0vQCsdkITK8pFNyq9UCLqMiv9Dhr159xdMHaIb9E3ZxEyjfNS4rmrwLHUQpLkflVY6VcmKhXN9HlT6_ZQMWZ2cxz_MwzETBlosJGo.rm6U_uVkz0EM9JoT_ImI6wKwmWeyVuhGoYt6gZULED9T6h74aM4o.4SXFOw8aGWqId90tEbyH6_i1Mg6SlmAZFYy36Y1QiDd1AtQCFk4ol1zOCAZka7oyxZmfee4n6rsaDav.XC9zV9h6Tbp83lO1MpEm_bjSHur8XpvBTroRKI_8SFj1Yg60xb1scXH3hQx16zitM0d..qruiSYzXE7XJakJCbHpuArtmo9ndTEQK01YKVq49f.eqmeYxqoBZ3kbzVdiONSSE6jmmPGA1ZKPVQrzzZ0syGLdXCo0SpFscxhBqNraGfgNIX_N_brZkXs8F2mAVQGZwV.XEhetYDN3PQNCduHZBAsTeJGleftGWS2_YRcuoZetITM9Tu3v5bN4uwFbtAnFuvdOEbjqQRba1jwpp8t01_rcCfmQeH8D_jVAmZtudzkQnjkw6ttgJOWuCxfE6FQYOgVHxAhOEheKTnyQUVlPDdfA.K3J15NnCsTw5tNH2ggVW7slUDiKexo_doWBRJP_FiigWpJuHtL7MlIqSEFnpDXLIdYc_coovMeEcRINv53z3cfp40bczP4xBYAk5P",mdrd: "Lsz6s7QlyBmRdrIUj1CZXY_UFViHzoxZLhU.U2Qx7fU-1739102293-1.2.1.1-kqa7xfJko5yDbQ4JfO8K7YObTZGFpao0dW90Fwr4DzV.hp62AlsVxjgim8WPPSSzGmBcXia9IwEiqV5CmO4EXx4sAByKH8CTYxK6.SC89MI4Q5fESYu26ltxJFWeyaS8gasl5gonc.DHtSIV.E9.c7xxKM3t2SUOCDie.PRSl_yns_gz.XJuJbLftEnXLZKeawxpdLbyiSajTujlzBRu4MihyUvdmDO8jyZJFrHRPvTxAH1OvTL1yIfSDPbaxu9r7HhBbGJmb1mNfXBz2r67pFvalDI_lvUUkmLwGv6lgs9r8bkJtRH8x5h9reKHll3I4OQk9lOiABGwjYSfDJDYUqyHIx6sFsZZUtIA9W_IgMipOm3vLUc3YkjbnTUYU_Vn.hAVpuyirOWBfEF402H8HVwOa8ozbo5ypEAhdm0DdeUTPSE0y8S7i1OqDfvxJ3AsKpxdAEiCFzQX5gP8t8pN0bBd_pKOws2K67GkgLqEUcixZmJjz_PvUgWGZlCBMfxEWrpit8MgnK83vL9d5IsYMkjMKcfiwqkLDgr25RmfjwwcCnariG2to_WWNQBnQ1.AY4WitjxkLeopIqPBuPJSsSST8ZYjUVLDUlf5ekXigw8RBccqtRE.kdFrENeyOliVl_StmHBgEI3H8mY1lrVX7p.NswJGco.GvbiMAcLzWftS2RxrBuf8nIYLol362THPvAaOtNqHRgMW1xu1u_gqJ_jBX6Wm8mx6epTGLa3L.EoqJDDoEsr7ooN1asuuLmQjDnpUVBmzTEr9nW3oaSr8aSBcVLbCmROvOqdFz9.Q3wbFJx2nriAQl2PF_G4M7IDyM0ca3gvYPDNysAUdiHvBpdPvKBwr7KOp27RcS_xC_uj81f7q4y4GWcQXCMFWZ7f7MeonCRjhv2zn2KJlh05QIZaKANE8IYnOxj.8cpoHtuxOb4UXGpFN3UIbFU9Qy4V68GonnokMBUN2GsTu1TLpeyzNW9ypKn__ZLCWDN35uM9bdE1LNbGioIHotQwK.OjmQTFEfinIEz4QN6M011EM_lbgbEQ2LNpP86KIMBy0nS1QO0DJGlzYDUaNY2mx1btfEybLNS_nRibmrEsSVMkBsNzRxKa1CU818uUMyMAhC49xf8GNhTNSrOB.SOsBT.MrbSx569eZuADQLf6rZA_l4U8ulYqp4d4U3c0mqqz9Oiv4w9lyZwYVCRmJkgMvP4kBhBVDwTSLTkYS008ZG.H1yuruNbsR1C1yazzxeyNiacK2ZTd0cQkkZ6vtwvwbT97Bt1NSlOlzIPdowj2D0ZkbNWX8hwOrWNbZcicmN8p8M8tUYlPDuRwfCsaZFb.XewVle.y9Q3jUqebSkA4T6puySbfJnWBpVUUXGjkMocZAT3wK0Ho_8yOMP6_9SXAGbRtlEK__K9.D6e1ZRC7ws5WW1OaJe9leBs96arzhE9awXTKzqAwuwJHtry31283Hp2wyXB8DmgJdIg9DpGzWmOdpPLftpCmlqixHoq1.qzO0_AqzzEqwx0B0.f42kBz2xeDzbvdUqgi2qcmLbc7Gd8L_Yzgv1.zg1o1ECkUdTmucfpy78Tpohj0sz4Pz9QRbpR4sE3piXNMX47ZP87sbxa55NjreN3Af_4l.I8Hcw_ITeJj.RGQkZX80lqCttHhP1q9V9uA5hho62jXdeVQ9ovmhY3Y6T2MxAHoZY9DilzHZw8_XlWX6txY0ge3CNebhlRp0BgEszl5AiETPq05z1iGwQbpo6DmNmIz3vQK.jUAJ8M8fhLcWVPQBIVllH73pLeqwW6xH925x4KB7OJBiOMDRfBrOATTK9XztGmF43.iFC3ztNpLD0BMqvPOyylnAkcaz"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3afb81aa2c9b0';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\/2089531674?__cf_chl_rt_tk=TDV375DawY7tVB8tcFVvzPXhihLR3GRpKQIGlfFS6Eg-1739102293-1.0.1.1-kK0gNriJoQn2fCUt.C7mEZuQ46Uwg9aRH9H.VbWAXcE" + 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