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-162949112057.mit-edu.top/post/3056947128

  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-162949112057.mit-edu.top",cType: 'managed',cRay: '911057ed7b8d0800',cH: 'GRbkJ9dRuIr35rR_LeZCZ6XH1o4PEvC19O5Y4vb1mz0-1739402784-1.2.1.1-bB6RlvUuvL8uZVzjAQuJg0RhyaBnQJw4K7o7jBkEzfJlzQRxB4JeWxrOIGQ_DcEw',cUPMDTk: "\/post\/3056947128?__cf_chl_tk=5fWxsX.WHavyYzdzozHLgoGkCvYm4HHLGpTZXGd_Tx4-1739402784-1.0.1.1-5N0jCI.DdTO0VW68mWIhsswy_bq3b1ppdegsJywuj84",cFPWv: 'b',cITimeS: '1739402784',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3056947128?__cf_chl_f_tk=5fWxsX.WHavyYzdzozHLgoGkCvYm4HHLGpTZXGd_Tx4-1739402784-1.0.1.1-5N0jCI.DdTO0VW68mWIhsswy_bq3b1ppdegsJywuj84",md: "yflkPG36O.14uf3Jm8N6wlkvhyZccEtRBqRveAnSykA-1739402784-1.2.1.1-UTfzqjClwIkslhDElvPhoRkwbQZC0ayGG07xMdREmy1WTzBhWKCE93o33v680xsopW9YpnLyZpA7GWDNcyCw9.QjIX4NnNkeD42mLBYumvZl0W3Ieg0En2xUQ2JdIsy9t8YZF11JIacjpsDVG1vGqUfpJlrlapqH4RU9GcDyf6bjzoVLIBZ7obPhiZK0heD_qh5_Uq51ProkMedfGt1LdSJvsS.XOTezXjRB5aYAwOnvrcQ2kTvnkUZ_oIPwVz8pq7HHrNh9T80Ggba47pOksKavbkeTMfuoBGz8uZWI2NE1MK8rr5pnnjZ985YIljUAyCqNgiT9AZGQpfTtvzWoNhum3OvYnEAJts4hGZie5kqeBfKwdqiCU6v5N681l3GtgvL2g3pgmpOi_2NpcHSk5Muiq.twpA37wWdqqQR.h6Ik.kysV5BMdYQFbg57f_B0qg3WTVIwr.UmP2r4pS9tJ.9UEw1IOGtqAm2kNZMM0XVE0V6Z0L7Q50aMDZTNhNozoFPQdgtWfspAUMo38_oaKQgZUrmL0JYh4kBvteG6Kf_HZ0fyjaCaN.QMmSyA_vZFmZipwD5aLMjhfb9iko4zudH5MNVk06J08CY.6JYvww9QG1UCZBFSAL56YEawmIe2MBJ1NzYYFdw55n3Q5D6MobqUtXrnk0tkjVugWBKpuFrWVIWZhQSPMfOB.vLHxgOWBmsG88UrqH5O0NKtdHx1uUGU4xu8OlLkDkR4kkvoz2Ry.eRKR37Ka.bI8lFDYyd03mz2fDXftn_S8G5xI4cLd49yesWBg4m653qV57HPW3VgqojepfNATjt9_QFVENtcdiDcNKp0UrRi5AwUKff5PJ0B_OKTR63TP0s.INcT53v_hpwwwrkDT.0eeMPrGT3dxPDCOLBEVDp2WGObH0RMZUT2_WjHNl2Ii1NjOvo16l7We.lsYundYq9gbgJWvfBwiYMF6umiqKwVIHD0IfdESAaYHBB_WhVo3z6GxO7W1Cl8UXB5tfqTOZeTjJC7zX8.0FHEbwU6q0jX6bGPVbYCKzcSDbGAoGAwVCEdtR0llkCYzS2AkbmnFS2ZssLBOLFuEqyQFxlKyL7cs_Jera2_dXepHTUroeci8qM.DQNNAqVVhPyMu8werCNodeUqfqkmSqZbTzdM1yWz7Kd.40hyDKDgs0PUhJXJQISCIt7.dcPfI8.GJtD_Yl32ADG9D_fj88SVUA_xsfhw7vJmkMt0ylPkbHjEFgZRR39GrAFoErCj2QFWihcY7tPn3aLYCTHec3j8dS46Mic4u4wRpjt4SpNi8ISklxz4k0Th.JJ8u0phIDQ7NpvHYfInSm_HK4BIP.u.W6itE5HXNDPJvoKED5xzce1jm.GSe93q3hHZ4pTYD.t2Gv6_QMAbBYBx2ZAEPvyS6UcmTybanCzx1zqwdbO4qqa09zv7ZdTg12n1R3W52k.NWrVg3wvFEXwFIYTxr10rsrEwR6EzHRD95f6ATQXSvqHeZaZCFGF0a3AXK.Rayirzzoy_1xBsRka8aElk5H7wxV6qYUDXIhlpgIzqkHNFPsk3JLKpKgiT3F0NfMApw4f6Aq8.phRLM90oZeSrD76e4H1Y8lCRw5ApaFtROAlaCtcsNjj.bS9aHLRC5uWQlV.LPhI3enUf0I4g8McDrFRgTbSW08M8Z1SUVJqd2rr8eyCTUTIRAlEE_CFfmUEytg3KhK32vIbbBIooVgbaBcwCX4E8uBUrXQgKaP0UtKyGx1jib0H5IHaUa8XBNxjx4gFn2dh3fuvCqt2OCOq1.F4F8GU_JMTwHFuNcm2NYvlxyOWTq45LpnSLBvJPoqjKq9Q1mC4yto5NXYqotoge0.ZLR9m2hdJlHNmZqzo9QNsUVMkmhheg_S9iKr2IarpztK5cKjDwsZE8A6XKIG4RqmsuhAkVJQ5z.XYcxkAoEy2FjITdaP1uxxbrZC3gR9i3980f3QQNjTrn37L8Swhvjl5u44F79EdXFcKavVZDXARShpHFu0uV.0jrCpNdAC2yN8Q7P1EhtJn8HF4GMSYG8c4y0gzI_ijhOo3W236sm_qJaqV.1FExmA87h7Yvm8uHBty5tcmXOlL2AFdXcIuO2ConR96IpErzAG9ARhQcmyIzvPiNPJaz0UVAH3Bxrk8kMIQ6A7bm5ZsuNe.qX9ZYxFfkfoEGdHsSg83r9JRdW_XUAzxweR4Qu2bGkAo3ACyBnhSNHNl6ZH4FzMAt9VGv",mdrd: "CuPJ5ZjBr_8lg.EIVLJ_QUT5I_Xb1pCti15NOWRnfu0-1739402784-1.2.1.1-Z8Z7c3tB3HDdVAYOGWv5kDBphSQCuBGmPGKWpLZHo0LHV55qbu1OPa4hLk3VL96KM_9Q2ZTLm4TEie8wtCZFjp0esoJi29Is5QPiWxJPWwdfqBF8I0cvf9ygyKGriCVEyoVlsZ3uXCsEQ5S0xmWxh4Rir50Or0rAMAqMiotX6v.fvtLiEwbXxIYMCIPOLFqYRcOwS0qjEdRYhhKoQ7U04SE9rAEmv3_Pw0vdVfGaY6f2OH_wPObB0mu1exo8Wck2no3bfTIS1uKtG2ffoyQhc9JvFRhqn3tJc50WuBoTLfNhDJ26kftnQjYz71CeOf8xgWoNFlJAcTWLfnT.QbxBnGewEbusWcw_n4qS_zcbDRTiS4hVqw9y64mMBfteQXWi6nR9ZgZxyja36hWfBR8LYiJ5YobwDAHV5AQv0Jw8Vy0HCfaLuZg78Mgf4WBYTOr10OcbPDiO7.RByu367Eitq7j9Vn4HP.7SxS4xASzg8E9G1xw2srapNtdmHJEuRR34T42LqTEojO11UVacExhRUlYmK35MjYgkLo5pcBbFPEOHIpRXUhXc_dSbGp5fmAU5VxAjXBeg4FNB5SFMzu81_xlCtF5_dNWcA26A9f2AIDZgfoN2YzIWpITyiugZnENfeCoERcqPMUVjXlA8STAdJEGYkB6uCoe5ySRplTY5mXYUq2yNzfm3XxvZ4gaURaniiGQ9E_WV0fJT0JwcWOsXd5mNtrNKD3oA04I9UncsxSKYp0llehWLbB8cxgHgJOn_dbSfB39QMAZeZFHw9Fq6NErcdorkaRN2VrJLbrvnTu8qN4loAROKfcSiKlBNblf33nvuGcwexXyZpgJzWuN1Cq9eYWNunFDBbxEHHa69y1Gyuwxb7N9DYC0bgFj2R_y_EXAvngUVtZ4UiDWPeDh_QL9qjlq5xzL9UIgK4xKoI3UNo490Ktc63Af1z9mIc08_y4UJat4BfQ_O4hLPkJnnX6wEA_dCFvvJ3rzIYtUXiIuEFQzPLDoXyiRBJpQLBtMHYAjjve5bMalfpFT1fngkSX43wEYCqoNwoBH2NMtg2ItVdaxWqyzavoqqP6PdR1BMc3X3aJbxsoEGqDL50kpCstG5YHqBntDx67HtulhuWXXarhU7CcA4mzYJOK2smdKLmJjPnEXnPvYw3IIKOCT3Hysg4bK.SFe8TPcvsTSr6SVtaEeODsJ4pemPWAwLldyYSb85ZJc10JtPd31EygL7QISh8xuQvwNciGRQEYJCWGgKaeQBiN4QfcE92P3CAGj.PqOG5FhJ_4z0.YxS8Kwb7Rle8Eqzi9SvT1yPPL6E67_fIIUnTxc6Q0gYcdUYicrvJPElnDVBKzppkpOv9oN4GP3zzlo103zSzH0Kdxcl1ExFsqRFSqcZ9wLMm4UJJ5mDnXq2xraLipL.W8dQwQjkzBVk5QImSox1eznyit8MNMDS27uSAryGZZGx9HuqoScxSM5.HlOrwkHDF_PyFEoEVaeGHbSzcI_IFJ9pi0iFHu27nsaMI9twPsrxMQrVsl1onQ3TTXyLlDo0lKmQldKYj4X8zMhpEByWng3BCnp6L2zpUH6JuSkcu0asDDZex93uMXcEIRBzPSHjQbA7Gf8hyqHhjsmHD_T.RyU.5gmgdx9kUyEHnAzE19pihdA4XeqHzz4Hy0MPAueuXA7JpE6gVeJCQLPHKF4OTQ53pcjHGnZklMbrKYo42WrA_HFwBjzIzweyEPVCmBZhfm29pTj5DpNmL1tCDy9BdOLkkwO.tQpHa3QZR4RZlvP3U3LrnKJRCz3skYl.j.42FCf_Q4Kfng"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=911057ed7b8d0800';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\/3056947128?__cf_chl_rt_tk=5fWxsX.WHavyYzdzozHLgoGkCvYm4HHLGpTZXGd_Tx4-1739402784-1.0.1.1-5N0jCI.DdTO0VW68mWIhsswy_bq3b1ppdegsJywuj84" + 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