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-384695156016.mit-edu.top/post/4560178293

  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-384695156016.mit-edu.top",cType: 'managed',cRay: '911056bc3f50242d',cH: 'wOUzk4XMvezAUVHIpjXjR2moDYBbW7NNhNTCZL4KiPc-1739402736-1.2.1.1-rkGi05ZCvpjo5tL92Rp9tUfIGSh3a_wv1TgkCstbWU_EQCCCLWpyTsJ1Ly1kRkBN',cUPMDTk: "\/post\/4560178293?__cf_chl_tk=UA.F7dSvfRbK.j55qdn.X50mzsL0ePJzQrb_q7QV6lY-1739402736-1.0.1.1-jy1izRwSpUZkLRt0ZKmEJXFXTJTfy8SIc6datPOBzf0",cFPWv: 'b',cITimeS: '1739402736',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4560178293?__cf_chl_f_tk=UA.F7dSvfRbK.j55qdn.X50mzsL0ePJzQrb_q7QV6lY-1739402736-1.0.1.1-jy1izRwSpUZkLRt0ZKmEJXFXTJTfy8SIc6datPOBzf0",md: "7woqSw7cPmV4B2WJMLctcfmShT6CD1rrybP5BBnTxck-1739402736-1.2.1.1-artc0_xW.S_fSqegYal9I4yyo5tcV1DhDq3EynDWZgFufdsf.ObJgvBYMLqNqCAyCNBXaZr86Fe57ITdTCcBNmshwqL4v36VTftgQIWdTKYlH1XQxICf_3McWiuNdrip4PLVK.VN1HagZX0ZLnxxlnjgOGMgQUZF9bhPdMKPrKbCQwsm0p1Y5kVBE_NY0To7SV.eyrfBiMs4shgR5eh_oR4CIXvFP2LnL44ZkcUG0_ngzaUvJmNuEkvn7XUQpIA0WHjmC9szM1.ZMR5EGdzUB4CM8fS9H6GeN9G6BsaLeEA4tfiJ72kPAqXoezo7Y9CdZmgIWc2HIsNQEInIkNKwoxHrCin8sQDhRES60Ll2E3IXpPILzA6keUoXpSSvBt7fd0FOhad8RAA7SvKC55u.PgfISJMCbbPUVNPp9iYzn7RrSRQmoOKk.rLX4a3_vIgDIxLqq69TfdtEYQ2gwF0ijOTzu19AtW9b3hhta6TKu_xB6iQQdrw3N3WIXdNlnhR3Ks1aNirzTrA7YdbzjntWc4vJ9t.wN2J1hbC1u9uX5HYnLPbCS9ejeFDJFACND3k2s8uw3ChZd6MKK_fiSDB15ljo.0zakNOMXCe2hwCWC5SKB.9qBeRTciFnSXZaax7Rg49i1OGYpZxfCUbQKAj.fXv8DCoqn3dHC4vlXOGmB9TkhsyHi6eA7bELUzVFqa1jTGDTrQ1MUa4wHYJl323x4gLtkJsQpRQX7BjTHvpZha75EgzC57j.FsLZR0hNerUeVb5qR.0GFeO4XGP12LqUPd9me0pGup7QBF_4.WhVkfu7.5x1mm9YzrwUiByJqLVuguuWMxHALSzRkkXBl74Rt3ych0els2h0A3cekMaSsIDd.xIZgupVpY6xPY_H6mVFSMs3Xj.qs.KHKFdDdlisl.GwIbKWnfIy3fNi3SlZfJJl9tjE3rDXLY0i5b3Sr1YnCAXosLHPFWx2o4E9Ik0xYU69BxHi.uxxwWtqd7nJfX0.TZJ_bHNQtOkyd0zlW2GVLY5gvAc2a1A3QNb0ZqKMD8a_p8T0NgyN5P_SR59NF5kDEOyEwd8YVfePgfyEuuquFH7Zi1n2wSDqxaNv3wPoUI6tlBSZWBICUmI3c_ESPRmJfUttllSPx2jqE5U9nVCG7bU2u_8WTXDjo_S_nhgkq7tgIyZX_C7J8zWdD8k58zKs5XXm6McGX2QdWnqz3v.W4JjZgs76EviYilQdbeI500xWUJct12YYGhuumjb7USTB0Hk3cqQfVnMmXOl.V_6xip0vSKNAVoQ8OeByiQW02o3Av5sx43qoKaRslJRBInF.hWcbihZbGh6fLe79U4XFYelbToq16YyV46bn5bpi_5_idylDK2UYJaNjf6CJ.Mz46suPBtvpu.jLHTZCbu2Dv3yUQ3YcRtqkBKtXaa8ELUWdWdmDw_9GmO8I7gkUMqWF049tE_6SnGGYNZvf7uZT6uep6xnn3caIof2S1b.wW8w2QQFwuDMm3DBXse7Y3oRMVvFe7Iuxyn4qGC9C9e4gEOVI4jB3itYZ8EyZWIkg5ewC_rs9J.qe6Q51rbxph2m9VxMi0ZJmKpMbsdByb76n949j6uxLukntIIpsc35oEzEoeM56pCNMAZw7nJOPJPZixhbXrk.OMm9HOffU2vSi2pxxleTkrRFhghCJqS5g048moIRYNOLTnN_xdMw1bwDMP8oPcKGG.t6Tgu8L3yQcLNtAc8O9x9q1ypEnShoQdmyIPOHPBvEeYCdlU7Dp3BiZA30bdwB1.rkA3BJOVbsSxQDGij3vORv63rzNNPdb5V5cyL5E0Pj6S96zSjFsYBXUCRyllR4iU2Fgs8MHOSDlDwG4WVJu5CZIZV5nxpdFI82f_wFVPvdg2bYq24MOYuOTEMzsDp.aVZ_AQOKw4cgb5Pc8L6jYCMfllKeuqeu2mBkWVfc99sBbe27GE9Y1ErIt5f0QotpJaRyceylUFd1ivhwn4QI_ePEEMZ7T_OtB8zTC0ByIwB.HBoNOafVhHgvkeA_YpBSRxMSBjpPzcdzQADTfEfxgnBq0iqks10XxEDQMF3047L01_jrhcZWw.6_RaWGdWl.V4P45_jLnw4StGi00vIqNX76Vq6wZySHySO0iDBMMiCwZV8z.d4zxBGYCESGJmPhX6wX1OLL9.Iu3zkUpwvsDdYU9XusnxI8LTGSbjTff5o5ApWGIejyiOO75boTz2cDEfN.8iC8hzeYf",mdrd: "boD1wXhz.tLybl6Zu8ojkaPU678jhVfLuVh8Fh5Rgmo-1739402736-1.2.1.1-Sc6YhKJRaFg3Z.TZbb_LyVovmlwwVy.YmsnoohLwFQ1PNDPh7KdbjMSJuiwJZWAXybwuBUjOhscYjr3QaWLV7flDqifbnijaAB29mZUf3kIiPs67kmPBd5xrMQdiMzul4Y9qTlAGAzEK1j5kJSQpSuNFvFetk6vRLu4XmhEHz8V.S_bTd.mm6fosHH2wO5LbEQLv20ZRkSik1zaM647MTVrAr_Y4oS4HjnHpaJ_mUt1oYuJy4cTc6zUKqCU1TiAz9IrGiDPwwr_2CLxSwpTgbhpjZsMOjuT7zykBU5y_7lNHQoWldrU76wT4S9HbnRs8o4TRyKEmQSgSB6oxbhRH2veXfMLzWXuvGGn0gGYxwUTTFgrBpXvLzZF1YjWuG.7ewGTdMiHHRzHz.8mJuV1t3aTbpxr.BMuy4NleN7lesILSsbic9X_XptrEffmI.6eHwfzv3yDsehwf2xr8i19LcGIf8YCdMJJfZNg8CvD12_xwH4Rnd_n3n.YSvtAOiyuU9CprYvpqFBCaPIkOLrOaDjLtC5HqnDx2DfYxYv8tsQ_6AOYeMsnNGvEjFLPVC96iyNWpl7c0uoh_XyEN94SlkCmYifid8IIbW1h5Y8vfC3fICYsfYRJo8FoNCMRDLucMx_vIjqyJZcAUVu6PMO5vo4KeBRApieCXhHLUgbXC11Z7SgayWOMSeKRpMtezdTneOxjPWrRlX63CVHKww5gyeq4.ZLclytlZ7o8L8ePeB2STCfq5LS8nWdMA1nvexn.JuqnIYA9X9hzvyhSV15wg9CgoPbXt3sii3iX9L6lcQDRdfvrGCwDGCRfBSvbIvGxtjp68abyh7ibeql3lXUBiqN98M7oXAC9J6uAQ44MefMvg9pGg1L7zwcQWXBKOla_Uu5gXorXx4oIc7qIxIcfgAIVVbCZZ7zEuvbTnHbxXu6LS9rPAQpsvr44N1rgOlOwb_YdM_oORQnIM3US.JJQdirXFGjFtmthG8dVeScuN0rK6zHC1AzaUEKBQ24tWfpVjVA0M1Wu_0tM_RejJl0znePlygU9Qq0VcIUg9ZA_lJLuKF3SZmLk0tkYKD.1h20Xx4r1RdttaYi6Rl6qY4e_0mszTT3mGwlNswVIRMnjZyValkCJlEgrWm0R_6UfWNhgSwxuTAn3P1fKBj77QGPdNVUT1rJ2n0b997.C8uV5oIDz8KDH2d6N1PTKATU3L_zV88dprE89iFzBnJGv_VGei7aVkI_HI3gTetdFSWH0pT_24tiSbqqTj2zmsKqcO09EdTjeUdtRNWQGyRnlQB8mpxruhgmGLH4_jCrlvudsNsoo0zEePaVm2XFtFgTSVcTWPKv86l5pNNDbycBtlno.nfigJLOwiv_ssqGKpMen15p89UZ9OW.4eqqCfB4kJzj9pCxG_aoWTqICDkfuqtolsZaljeCjx3vYopggWXUXyNSWHPMu4DfGWEnATV6iJaqrfrJnYEqfyppKDbB3ACrBdxwaZYzGJpkfO4GokyNHCaKu.cPQj0.G5dYjP6aGSWr.edkap1EyNi4fLX99IyNGX8gnp2Y9rDhOFTI2ciagAbzoLLY9z3BN2hNcWOQAfux4s2h2la9kZ_UkxC_OJ32va3mX4pMw0MmJtuFk2CTgb0ftbUYOWRrO7Dijr.NuT3PooF5jV1.3hw0BdiKr7cs2LVm74vwbFAVKjwjzk93Hd43Wn9opkhhROHWyt7M5.Or0Pn8XGVVXnSzYT8V_3ROauaZ3YFGLJZpCJjGAKskMv.R5qS1xBqhIPaeHLJSAsWzZtS9.ExxuvaKq_y5wrMfo9eg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=911056bc3f50242d';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\/4560178293?__cf_chl_rt_tk=UA.F7dSvfRbK.j55qdn.X50mzsL0ePJzQrb_q7QV6lY-1739402736-1.0.1.1-jy1izRwSpUZkLRt0ZKmEJXFXTJTfy8SIc6datPOBzf0" + 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