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-133757880858.mit-edu.top/post/8427501936

  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-133757880858.mit-edu.top",cType: 'managed',cRay: '90fcdfecab92173c',cH: 'WR.oVEe6NSTThG3JufAli6sWFkOr3Na3eO.vPo.FXjI-1739198640-1.2.1.1-kk.2u.hwz61u8bBRYJx5LKSSyFed.Az1EHAsiqCrMDfG8xBb3lp6rd_.WeGL_LHc',cUPMDTk: "\/post\/8427501936?__cf_chl_tk=zTR97GlTHNqyBaFXfi2YXAPJQITW36foO766GjdRh1U-1739198640-1.0.1.1-.a8X5C8UVsNSn3jX3wpWHXsjLvvJrl91XtE_5lUwXhs",cFPWv: 'g',cITimeS: '1739198640',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8427501936?__cf_chl_f_tk=zTR97GlTHNqyBaFXfi2YXAPJQITW36foO766GjdRh1U-1739198640-1.0.1.1-.a8X5C8UVsNSn3jX3wpWHXsjLvvJrl91XtE_5lUwXhs",md: "l6aqRjrZSuc56WMCuu_PKwE9iWpl60nhOrhuELdGCqQ-1739198640-1.2.1.1-_fJhhlgqHUrxG.pnGnhKEhhxSMS4LrLCLJk5Kb3RY59jPIzl6ZbbfPtJgt4DyS0dWzaxwNWT2.qvru2nsl5ehGCLq.G4CP6uzbBZXh2cyJ01aFZcXUTqT2I.LrG8Sz4RCF6A908i5Sd.VE3oDaZCvEqgPcwD1Ic5JBJHASHEQIfblbe5FzUNIko1atjdmWblnYB9wd2mTSUAPfs_yBuA0P6INjyqy3ukWI6mbpSO0Hy44YxNrrEH9cm.DMbcRYvNGVF3hIHA52sfSji1GIWF54a0HhEA.kOdnOrV4e2ZHsL0OGCbHgE5NntOd8s54u50XL6C5Jy3.p8ULavdS7Sk5n01HKGvgsV_NSbSaeOZ9slEuQR7qgKqJis._k6vVK7w87rkqXGrbrIKtiO8gyFNVtsy93tg3BTw7T8GodjrPWcKiabBMsM0NflqQvF8fmvwbbghPHRz4nRSkMvvWpCaIxBJz1bNn7Xj.bYYJNAkDPWR2kje1UEvn4yRTuVNbcwLGdm.8WytXrFCYGv9A2OKj1FVDKiO9vgPkL4t0SUvPnFg7CNj6CHcdeD9v.FVdbr7D1pzs53eQ7azXOFM1YGjvGoQWUnCcViIHNbwXbmOnBZ.DWjOhivDhbxdO_VyTfuDsDsy4D05CcI1hyRZ1i7ShmI67cnEs5KVVZLkUGIm.ckm4rUTQJXwXKwcxv0o.fFGpb0Dfrux9o9JW6f9fD1F8eRZ4I25co9MZ8kNLuE8Wxb0DLAt0w0scShySLFbohzgqRMzqJvlksj684gnwmewlSyI6PK5DKTmEPwcjZGWK4wnm7s3oOOeKrJR7K5_wuB70Un67.nXyHUZApAUyl_L6apNDAPHCh_.yyD8fsN7WuF4aheVBbMVeYT4FCXg2FECmhWBx93o1kCaLbdYQz8cJoEuFmJbUbG6l7FvrkjmWC51pKmC27pENGOvDMx5YYV4cJLA9zFJAH68E.F2gnEEbFis2zqsiGV_6zNzmlD1Psiz2KL3rUdakSeLlJcfSkfSqAapU2fy3gE9OBiSEXZA0SftVmy9OyWHKZ4kY1etL6nDKJKBUONhiiMq8NPsFjh5IVWJH5okR9EGhrD6Y2zyPN70f3_MTpt29AHqaHuWQm1NeQTy3StKboEsKlCFPqRzPy.gBni1VgdJeB7K6Iov45NJAK_63yhokvj3zW7fHjHk4MsKFH9szWbBzHUO732So.llW56Zi3qc3Zw7ra5R21qROoh7vKPCcfxYe0IQJlOjvOmpdBLM2yE3hRNLGk.9BTx3v33GkPEgMpGI_T25y_PdnT6Lm4PNWzwYRWTLguYtuMuczW_fTelLKDO7RQKP2ahmtjoKgqOF.HcbWN1zvGvAkHYZCFAslC4OCLaYb81drTnQu7oOtTVcanZ5yezJzkWV60yVIwPpS43emiQa.1w0Km0sQ3C3o25004hNRyJO4YWT_xY9VZ0MkZUGCM_UyCAyPe9nbIrCPriEQ8WCrMA9kiGoS75ANpPBrlOmAjDhKmwc4jEwSxR0CkHnhY39JH9KbtRGgMcChETIbS8R5t2oaV4E6jSuwrgVB.Gt1z1L8Efv_jtS_z_gNZgbXxg5AXsZEe888BIFH495Ptpk1V7dPuDVCJ4OcNnsFK1p.7KX00Hnzmo4.sYK.oih2qmo05_NK2kfucqk6VR4KEgDEUdmzrMoGdaMgvcOtxlFgvMP_OjpocwMXUg1v4Q3KDj3Zb2bSqirswPUgYJa4U2RoDwgYkWmq_s874OXtJQQfJy5CFxFtbBzmwYdQE6uqLZqlWEF79919OSXEoQZmnvjCCk05VugLyEKF0_SiZmQsFBOqeabuc271Pa7cz9f_klbA7e2zhvwSYsGdUiQ8h_3cnRMMSV6cuwrsf568H4wuLQiFPqzzDWDrSyZiD5G0cqycZJBUnkw3CAQIQDJFPQNK7IZx47bRo.s7q8fDj8HIfvXuUndtPTEQUxWC5Qt55fHvNQX3LxenrOmz1LKthlEQERSIGR7L96.7MekZ1F6TuyGjjlhgObRp4nOgp7hYOu.D8esNJZ0qdeb7F8OHKWnvGy1FBXhCr6Z898BV.cwWjnbRL.zXl8llbcGon6pcYZe7N_V7KW_zyMwEnaEPcNYE.iT9WrKlJZ.yf.rMbGSYDpVA3k0owQ8kmYvzcqvk3OG7KCB0kZuUATTK8ckpoSFn_PVQ6nn.BmJ1jWloi3qxMqQdLh2E.d2Sd1eSMHMGOr5",mdrd: "jwHSiYvwi91I4pQn5eq3BQM26ARcx8ECE32kKeJMWS4-1739198640-1.2.1.1-9WSYy2C05lTn0t2ujxJ5OvyTJsGZ4bltjiQbHeQ2RcLiruzp_UgkBYsticH3s8jWebhr6lzLsyK521hcxhoQ7oycPvXiticHsXXb.26bmwxIXE64L6RKw9_jRXujOeOt2rCb19O86lLXr3CbhjyMv28bv60c7zAkMSJm0HCxoAb6USH_odKYdkmshiFC8kohJaQGGsDTP7tiDC.RqTLOjYm9rYVsNJiJRqlAIZSUTDJpIWBM3_201qAxUEFeckHP0cMgI0cSU4WXzMse94okQLUT_qeV5SnQRf3RZoqnTBNTaKaIX1SAcRwd7WtLrObH.dZ_UsBk0ckOQ7F8R5lNXbyKvYXxptLNEErLmvuOz_g9k5L3uPXq08JH96w61UFKxVeNHErVyQfRObjHIobrZoqwG43DIC3YaIlmR6Nkgph9ZnBSL7VWh8EPoVC6WsDLcESem5GiJvb6Za8KpMGCbwOn4zXSID8AqKsHwzR464i5L.hiyhSyaI9Hu35wjEoAv_aoC1km42EcIZQNWaqJVd4fKK64xbBPOtF0brM2W8wisBTHOFSm8kXbbNj55.zPfS1HlVc0PmSlE6S2u9DAACq0z7eLZEjxwCOvvI2Yy3ZahIltX8FAnnigkHlmeUC7nGlNEhH1covEX6Uiws5kV8yiQb1.MNOYqInNJlAnzhAO8AqKeBBujbNiuPm3NZ0W1LwoTaiwBTiOO5lf4TPdKcsciy1nQxFa9E_bIbfaInT1yxKO4TnA_wyodvEAUrHRQk6FFsTFb9LWQVOIulQ5h0zL3XPsqeutIfPiQIO_KAuXjE46wqJIsmA7PoJq0naaqt65CIPyXd6up1h96kGCfJ7TuqG4bchBlYjHTOTSvoCq8hnYBkf1cSrcMaJAPlxU0P_K4YTD3l9afUkvpIGAPlLrD7d4jm9L8RNAaYO4LuHgXppUdC0WqUCE04EmqGAuWrG8JqV3OtHd1p2wG7aPU_v4L0L6PljcT_bJ34wmlloZUlnaayD2tWFQt.VL_ahY3d2aad10thCxAMxBHD9ZbvQTBCaLogm5LfI_5pOjazXcpDXEQYyFmozgKdpeHeM7k9UDLbF7JUFRqUwogR8ZH5pa_.gdfCxetCAyWBAsCAPkBZgMm4Lp7S6MZNjy__xjq_YEqSSYQQ3MwaLNF4Vl4jU6eNfFrxEHutjKPfYKIvwgxeBDj1TlGBm7auUIxvkTN8LhP3M0G4ZNvah.niNGtlzWzmsIQXbIPovb03gDvVokSi4KQQBXDptd9YWDATz7aGMx3Af1W7qfYiVbx0YgQznU7yklP1qeAB5iqFpeuqmLojQ.cNT_S_ybhPG_E7DNQDxEH7DFRtJB4FGcuspUqUe59KQCfvZxY99sRn2pMcvoKrcu.Jb4.cFj858EW2mgJtOdVbhCmK3bgwd4GPPrnZZ6gDVu99APCVtDTnvzWErzsP.kBrWwwc8PWrfcoYpa6tDZw7347yO1mtOr1Vunw.zJvFBTLIfj3OMJgxSUbgk9Ijz5Vy1MFBMk0C64T8amFmMF7ixW8JxHgJ4.ud4ImCkO3SoK2fN_BUUqZO6lIlEIfuVW_nRIdSTh4McqihP6jbA6GoaO3GrPAFt26lgt82Kbge5FhtHbrJi.Io4le44m8bqOkJbbQ_tO32RfqnTTc6AS3hFFTiqkNfkfYjnD.TjxfdBruEZJopj6i8xF9fOKotGDkEGxH5eLH5pu9WQ_04q5pLvq2xroCoBi4hlqVLmewAO6cYFqfwgrbt9rnFXZOWecllosiMWTykqNl0LIJiXAfNYAP33kifrFwNBUqy8pLrdp1yxcfuYxWjFMvGYChNBxsiB3VR5k.i_wcj0v"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcdfecab92173c';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\/8427501936?__cf_chl_rt_tk=zTR97GlTHNqyBaFXfi2YXAPJQITW36foO766GjdRh1U-1739198640-1.0.1.1-.a8X5C8UVsNSn3jX3wpWHXsjLvvJrl91XtE_5lUwXhs" + 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