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-affshc5lg.mit-edu.top/post/2476915083

  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-affshc5lg.mit-edu.top",cType: 'managed',cRay: '90f7badcad815b3a',cH: 'jnSzYj69RRCntakppJbpOtEq07xWnYikW6OsaWO2hCs-1739144693-1.2.1.1-LhkZCC3FZz5oeD44I7Kh5s6ncCIDO8CMslbMGFPwCAkK72NDrQ6Q7scxVn_wtzmu',cUPMDTk: "\/post\/2476915083?__cf_chl_tk=azEIvSOSt5K.OHMX07tgWlaFSoRI6P0MBoc4lHjBYCs-1739144693-1.0.1.1-w_tzVVYFMdqTLBwa9FdAh1ktzEGRtWUE8t7zprGtCK0",cFPWv: 'g',cITimeS: '1739144693',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2476915083?__cf_chl_f_tk=azEIvSOSt5K.OHMX07tgWlaFSoRI6P0MBoc4lHjBYCs-1739144693-1.0.1.1-w_tzVVYFMdqTLBwa9FdAh1ktzEGRtWUE8t7zprGtCK0",md: "IJVAUskz7lXomKiVqNR2r.zWABfl2NM72Re_UsPeLvo-1739144693-1.2.1.1-Z27iQPvMqTEtzeHRriSA.K9LDZO7AYwx_MXSYXt.yWCQo_i7H4gEE1S1cbcpeLA_ZpH2x1NxN..TIT09f4e2QS9Jk2PEzSOgJCIalKWsE8hOLY4If9mL2Y9BB8WA6VCFYjABkiAvpSz5BVZ7TKRyzPZQ6gRUaE.8SrgAMfg8hVrU5lt8nRuxGErpEJjTtDr5IBLqL7Z74hBUqGwZieffvU7q2A13M4Dow_V_rR9p3353Ar9.YyMWBd5LdeQuEJqMDPWZ7SSLn.tPeNB8qVGi8zw1Dn4rbObKSE7LX_jCVs7GGiGq7m56IuUaIrrVY04uCa99g.9M42D2iSaAh_yze0g1WkQYON4YOM3L30lrtzutIn4s7RMU_zpgfLxhJfv7pVWx5eSNc2fnFwHNSEtQGtmvA7tE_GRpTd2phxn39gLdaToOt8MFGTs3WsMzYv4Xiyo5A2sqtajGHsuYOei5HycNPcBHbN_NDzYYWmnPTRvll470ZbaiakjIx7qE3GCa_.t.3P06nN.KUEta5DOst9nmC44MLKR58kTNWlO7Dv856Try_iXrOg2WaRDi5Vb.TFpZI1nm_VJnkefF9ijJQHlgdv0T9eJ42amhDGoEb8vdl5ume9t8iPPRfZwAV6888JDYShftVAFLUr6jM0td6zXV96YxYT_0eSUuvVOGhNRKrND7HY2mz8_lrxd6dzAGsEbrXypPIB5WUvlXwd.z6bTuc7fU2NvlopXmFsOvzlLNnZvFqBUSZQ2sLkg2iFyWFOGPjsVlyMytDnFXcmQKxSbn.QDCa3Yg_CB8Kl3WUS0eSexOAeryqFC15r4U3HpWWzzKN7j08HQ0VWA6U2SK_yPzEIr27OANGS6Skv3kUi8whtrGL44bgtet2IYLEe7nwSTLNzpsuOs1fm6AXawaGDzsl5Eh0ohcaW8iVKskjZHaQy98xCGbH4b5v49cVGUyccrAiP8hBl6SDVzuDGoZNZZAaSc7cIxS2uTt6nC3TofukQgLgwuCY4kbD2yIvLkVm3l6Cc7nfENmLaLOtaiq74LN14ZVqhKiKsH7LyTcq0gfyLwidnvjL8OhkcfK8IRDg5Pym0fxBoVW.gCU2kORKXVHtDQqEDEhl8qblWk6QMRn_9VzWavaWX_lHzob4ZG5kN0K1UzzPMuW9MptOL6blWFNsERfrNlUAyMi5CG04r5nZNb_lS9Ol8sSEx_JTMQlzXSAVz4DHw2UaJ0QHCTy1Fiz7Idv60FB7rypc5lnuwQZurL_Uh0ahT0sp8Sjr0OAGwt.M0u0Y5AnYPrp8Z56BI.Wg_JBnHZrRopZ1pyaL9BgURZdv2JIV90saYW3unOhEvencI1a2bbMU_4aRN37Wp7f.oAFeXHw8W98KiLAyrnk5nZKtk_14FyLbDnwaS0GXEZ.HIBgp.crqz7VNOZAlFUFjakc06u_L.I6THEgHM4Iz80mx7SlkqTSMJPrNxv.M_UfMKwDHEF3rA.ll1itq0Oo4ngYugcf2NBsG8mAuD6fz7tFGvgp5zFccPdhY8jIPcodCls.lw5O0PVUOdkWElyuIpkcy54R6wD3B9clqfW5LM4l2B7o7T.vi6snG.JTW7FoKs0By3k7CVpFAMSmKIrCKU4Dx.dsa7RiYErcAXZkCj97rWpSm4twKGsK.ltMHOO3du2Boq5kjle.mxNEnk7ib1mLAHTnyAFNfiAjyHCHPEij6IySpKserKmkefMhvZIVze7x.Jh7OEzVAXA0LzkZaSS4l05KJi_.cVcHhJT1uxT8PR7rkmZjLtmXyBd7VUcuHAxs4DgnunsXU3QpnR8J7FWoRIl3L7WN7N6L6AYHz4rwJ5RoVmwy86gLLnypoOX6QsKQTyCdGCadzokperD8Z48jGA3yipOxqfoXjr6vr.uxOEuN0Kk4Hs5iar5RWVHWIsDAPQJVrF258RuBEbnrh57HqLNWczudiQmntOuVLSpodOfz7zS3Clqek61FUsNbReH540t2oSCL7WO8m4skJyDYf2nOtAyt3Ovs7W0P4.FgHtD3gb_7La_5g4tadfNyVFNwZXXc6Xk6cUytILMbyISD.YMdY2UEUeFqLAnIvh6QDC8rxOJPtcgBW_CR.NVlPxH_R4eZCLxRaqWJJn2w5glSYt4Mm3JLqedP2c3IJ2SstgXr.9mRW1pFrlUb95wfdHslbf.kKayqqGQ2hJAH9.mXkzijgyiPIKwrCN.6KDIRQNwRtVLZvuBWTwQd",mdrd: "vy9J_dc6EiSgn0kljMtai3F1cS6XCRNXOrb_.reTbvM-1739144693-1.2.1.1-J3PYy9rDeGSrfB26kk4LYYPowMPDUBP2t_XR4bURzeGHG8sbisuh0SLt2EAtRnzm7WjkEpMxvPH_e2NXKR25PIzJCkFYIxO4LbNUOl0gUgh3.7fW2AP_WuWELEOPvDYB5k169GjFNtYkB587HvOIPfTte0ZYUKqW_IGsBYD1E9k8DBPbW8eJBL1BahV3BUTQgUxClmts.HJNJLIDY9j62foGHrMNy9NpVTi0h885A33I2luj2FavwkSuy7y6FQN.RwAXUJGrC4yE_a.8TXINP.C5iDmrlLW00vJNpn91EUSBDTdFjcDrSZApJim7kHfNRnqa6IXmhGLerjkLo7Hqwrq3KX7jsfOEnyICj1M9V4QWV1TxCTd0.aiz9PhnlUKNAw7zx6mjc2dCxXySBdQ3xZGN2COmJSjgb18Po3UwmQx25NOwrhGcSaKBDsk8XBBqaN1l4xFSDxlXLrr11InVJDRyGJspWj.KwSuUiQ1LVl.o6Yme69TS0Gzx6vyMHcL1FizUkl3ab64wgW11vIMS0qjzVH7PM8REy_YrgEnczq7kr7tuYpcBeTSkNpp0EbZhVv0ozh3Z16LB6XTG0wss.nf738tIEwcozQhXjIlXE1NjKxBF7ItA.GUmzPoIaCCYjLLXPph7isDMgYAiSdXBwcXXFwDjfy2.mZcknuHn5JfiUb8h.ro8EuFMw1I0.FgLgjITfcDeJ.7rX78XGEuCkjWnTyxlDwr3tu3RDlBQlhaM2iTOuFTPauDFkGmbafALo4CE5Qpt8DSl7Hp7gxAhVKQGG6rfd68ucHujp53xjCzBLUtZjwK0v7NkVMj8bmzukuaajbYFINO.uXdaaRfkEUHqYbQgc_Bb5IjX.l8vt2pCSyyYjbKXkcG4zG4N1CoHanC.dG6jBg1n9_lrjNW5chhf6ex_BE2dDDsTIf8ujXBs.ovDoKzbeCC1WEdwQ_VCZ4oV.wEZrCrAhXVuTLn1PzBhxfMmTrWt4MNqye7ctjbMK_rlzSLA0U9LIEvw8boRzEdddoc4WONO2daYJxd5WBD9UFARWg0M15IZFR2K9deRjIglK5V77Zh.nD8ruBH2GPCLMXTJiwDjK1_jj9ASi2OuI57OSlgxRsYrNYTndhFEPb1sgL5A6whMbirRfUROfukrn7lxXSB4gDzGRfxzfTw.nLfmCFwNoLbTw3_.mLU1LCT2kuF_E_io8uQat_rwVZztNiyPcSdo484q2_sT6zIKN_uprks42iKVsr2NsrIDLB0ySO8GCU9QiFNJfC2IrkRIQvor9cw.VSVpZTixpLG3rP..XYU.TlF.N2v1m1IPe2SNXmoL.gZF48crn1ym4b5QMqEZGyf79G2SeyJKZwCcTUOS8L0H1303.OGfL_jplGedQ4LmKLpHeuapebQHnqz51inpM2M0om0YQQwA7h3YRe_UkmPDMoicsFZpXJxtmu4zt5Q8GU6_.bvnKDO0NCGQIV8zuqyEVvCKHkgh02Vq9TF4ZA4_xiEy8O7iEefCxy2LcNS4sZEvwmEDAyBZhZgFxQ0cGpPHkWxjxWY5FxNhjjAMbqhohfwzrrA90lWhiyv9w7l1sbb4.XJg0s.zc2hwcKkIFRCEZhKAsPi8s_eEh9CeLaF55VI1UMYO7GlwyhBAIEozKhLaYrV4ZywzJqIQ3mNsZF4hv_ZRc.f.oIdFdTNf4cFeNy7WFYVqKG.pZr0CWTfSyKZmHTBX.Fj9b__AaprRPgc_Lavlg1RJ.ruOZvcGNG7LsMfHbr3l.x4WwVv2lavmZH0nkxZArDB4WXGMzz_QQGruWlaJw3D5aklYa2LtSr.ePyz2pX_gN28c2G5lN3S239xUr7DWsurC"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7badcad815b3a';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\/2476915083?__cf_chl_rt_tk=azEIvSOSt5K.OHMX07tgWlaFSoRI6P0MBoc4lHjBYCs-1739144693-1.0.1.1-w_tzVVYFMdqTLBwa9FdAh1ktzEGRtWUE8t7zprGtCK0" + 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