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-468454705732.mit-edu.top/post/6381975420

  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-468454705732.mit-edu.top",cType: 'managed',cRay: '90f805eaab5fd6f1',cH: 'xsj3HxoWueVvtJwyIOxDXw01piBzOmsp.XDu1Rxm4jY-1739147767-1.2.1.1-MPGxtuFrHxcFBlq3_JwvMm8zQh06arhhkQHL2bAdQybN0k7AlCxxgsumxHpNxvU7',cUPMDTk: "\/post\/6381975420?__cf_chl_tk=wlKeutNhS3D4c26m8mKyWc1GQG5um0d3GcC9uCDGGUA-1739147767-1.0.1.1-Qsh1pK4CiwaR_k1ch_FVojCgVnTZ6mEhbLf3_E0cXQg",cFPWv: 'g',cITimeS: '1739147767',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6381975420?__cf_chl_f_tk=wlKeutNhS3D4c26m8mKyWc1GQG5um0d3GcC9uCDGGUA-1739147767-1.0.1.1-Qsh1pK4CiwaR_k1ch_FVojCgVnTZ6mEhbLf3_E0cXQg",md: "PbDwdLxiMpcSo7i9Qo6kWB3SS4P6Mnq6TNy0WQBUo88-1739147767-1.2.1.1-nzasosVw2ppMgFdeUqjM7Vl6g1I91hJImdXJzmxmp1d_zUSC4PvKCPhVIJ.h6DQhXMaFm_azhdeSkRa78oLADNxgJpZsQ0MsGOgzEpKoRJV2gOkZzsUSZB7PPS1KQ42UB6PbNGlZSFi3ZNBChETnKqcnISD14m7D8bu7mX.YbO7Ausdve3M4lSreRk11sBDEDoCP869BO8IJbi6CI253Lo.hVaU0q6mPi_FMUEHRmB_R6vbkL7pvmcs9DPz3VtKybOiSA6zTU_pSGgAyEQGqvDo2J_7HZtOcHsP4hF5n7ApI6JSSpLGt7jMUADtSwLKKkCC73exNQPKD07bgcpZ_CTFvI2iB0B_omdo8TzGlylarSZxNWKzhmSruueRFmzrQbniZywb1sDUGb73Zggfs7.s5SLCiJB2dbK7bU_CpYdj_b3Mn_MMoCsOwPdN.kadJfX4tEn6Ckh4WycJh2.AACsHp9RoZoRwFmh3DOfgGNFQihfls62r2cJxlc02Dq_5NEh8j7hgwOrw0OVomd7Wfb3ygMxIa4V01dFtCGfPF3c2qT.eMAT7oAFNUet9AsA4ss8eFUfJIn6Wbn3lX97Ffc5lCjFfWFG4LGhDk1jeZVJHo.lY6Ztf3L3UmHPh3aKm1TilQR9I49.bnY7y2d2KkflgvuW38MMLgnzNyLUeSmNJ8pLDdDyY0MkZmq.8K.HKEjhW_en0c04xEwiGQR0ulnYbVlaK8vc24L9ZVwdQ5iV6LLwn9RytA62_nUnC0v94QvL4USb0WiKqJvlU_R2R.dCymxy6Ux8nJvaUQ52wdVniXfzvV6BrJ_6fc3SgaUYi5nNuFEsoS59EUun6usDWOFP0k5LKu_3HOvkw7sKdI9e60vZ66ep4oDr4funrYeFQNEEisHzJ41InyJu33lMlDbO0VoeKcRhQhBxTENu7CjcrMxjkuOK1HgWzebAaum0lPM5PuED9GOONa0JLrHM6OOpFqrDRTG.Eb.hWOM05gpiZ76ye2dNMktJtl.f1jI9h68hWO_CInTYcV14wQWW5dUnjfTbPPDB5niakus4dp1vGksSvtA2NVe3yTqg4dWNSQKScquSdExvmMUi_ycVPq0QuAmPDMO0JMA6Bc1O3vhItkxm5O5AZmNdHTK5B5q0i3CdD1LbNg68ZOfST9Jl9qlXEAkDGEaHuRu4L.dIQNN_.b313gf1znB_JIgpAN_55y4JDDgWrr5i_vlSw3t79GfB8T0T.P04DxlgF3y5HsPC6BN56o4SWoaYDH1ZI6h1noVmwu.RKQCObI5lZWaFpqNrVTd_nL9dB7KUQEKcJcrTppfogi7l6YJBUVn4li10zGtn6S7_ETzUjMqpdV4BRoqOWwHjz83QvqzEIIahMiGAN3QUVFYo46n59USpcH03nFAU_OTj8pnyooXQmUZHEDuZyzroRQKHCktlDnK470n04DUmyKpaQC.pK7gc0gYJ0uwlZf0cUyOz4vt3P4aKkc_6T..ioUo31073zZeFI10YSMCcgEzLOXpwk25Y0d2_UQLjLEami0wbcxx_fT37AW.t6sGxI9f18gvWJoOiq.BXKKJqbj78PqLxfzlpv1zxqI4A7xGAXCZ7Jdk5sb7z42b_aE4JMjb3fTL6yLWRcQsLVBkUp8EwitYI.I1DnQo7ES1HowTRjock6nzIrCefXUZ27WUsBvpqZ1urzQktl2tcuHpciZP9H0nt1QN.bvcHVkplDk4e6QU3VLmfceQAZEEzb9.yfbfL6EL13NFyBZrMRofaU3z6GqGJAi6J8PoXCQoQ05W8A4iSI0XohGIeI.iaxPSYKSwqslJHI2lsYZZnwYzMYjZ1L7ZVH0mgxRbrEoeJqQ98jAE2.qM3okVTAFPEKjHIDg2wdKugx1osSw9gP7JaHNwuVKOwsZ_phrrbuinl8fmdl3LDGauA3ZuGzTvNHhSH86HpRnIye5Cyb_gGYIkSM1EX7MmPM8yWABdAb.dUWX3fxJvSCeaXjkOEwA7EfAG6oSx.7VnI.0Qv7hX49jje0ADBKFcCptL69GGNBDC090GaAg_uJMkS49W7c0g1q6fHZS6T5WKCd5K.rqKiW_l0Zyq1WgjKF44LC3ixYysIiBAMkvkCZwGykCkVfDdt.MsP7XvUgm3pZsbeIwfhDCHCKAfBQaEYbhjRJieJNFH.02Xz8rxwYgp5GcuE_uao0vj7YhYBAbyl4IEmyOmCpqHNJwtFmkyliJzKqJXcEB",mdrd: "CcS0IT_H9wZeiFCyK5H8dh6JHNsrXfZWImzN0otudAE-1739147767-1.2.1.1-lZygdNwBvsmtzkBVftRfTpm7wG7exu7afxwaEZ.p039u7I4d4V.Xnoe4Kfn3fYSroxJbwiXdbpK5qCeozl918jTVBCDPZOAEcE.hUVOyn4LZCA9tONJiPIQdzJJcfBRyhnfQwTJtk9zCrc02kO8SUJ7WUi9n6WbOgU801HJEmmS8.X_mgp.vh5Yq.H9BTcfcZ3bBG1296W7xMfZJSetvNgDSOV_20rrawPuKroR7VBfX0sZpx_ZbQpH7o3bFDllKRXBSsDy1et.pe6HE4nRcCOuYdnyf6memN06TPfVIntJN2DAvzpvw54GbQb_9MZ6CQmqcmxaOUvs7UhulRwL6dGmemnxIyn9g7rcqBHb6IYWw4ItTRc4e3Xip3grAUGAhcxEoV0HUm5btmBV2shqURYB2vS6Fb5fKE0U2lQo8kyHWajWdQHI8.jcz9rCrn5toKszumOX1wztwMv.T57zPEi8rYtW0pU22qDRDEgH8gza0ZyPLuFcDORopp9JoRESKLqcipRZu2GxTjba9tg7MuPRZIG_FcFjZJn7uGpxbGpa3feEYX6sCE2i73ZUr_l9wTha0SbKkkZBpE9FlHi.D_v2GS5JVxAbi.oDP2qCMVArtcIo1x0DY3cGdS5axyNBkh3lkR1Uc2LoJGgvexZegsg2FkzTX6scD0Ua4f6dXju3KyvI6o6C1dzqxK6R0INjfcsZZQZPkP3KDv9UqzNRzrUTxGzi0hataNWT81GJbHtQ1XPjyPjfSgPszYOxdz5VDdG1EiRHvEtVp754xvbjSZMjdQf6KBs30hC9EIZRykQHUQiM.1is_28JZpuERp2NoPv1hpQ0yazBInpaNJtp17VrjsWzDjOtUXkR4lygs9gZfTbEvhK3g3_CvOEb.jzD5mJ0.n8qptfHt9V0Bu53PluEplA0IxRvn5Hb2hT1PkifxC9.SY.0D9wsxnuVqpOud5akphSosQ4_lfsBoqbZf98H5FzeuizL0Ra0r4TBwFM3.gPb4UmNw7lCxKPLnEjW962O1_zamAkmLWrQ0BG1..I7zD.FKrJ8nQNDD95PUmYDMkIjmtDrj703qpBR6SjKGfK8PeRFGmDG2MWPSmaozvndOA8llC_98LOxt2cZrMQuHeT965lYEQCX.7UdUALIaWGIOX4jJHQkzlzCEJBkg8OPpg8tFjeMNBgeEy0C0gb_k56T86nPQ_qCCYuwgOINRW0hlQwizB5ExwKfGFmKG5ltEJEX7zj4g4d7MC3t0XXLl2Pyrrvm0ojPP3CaVqhaFbdCnzgO2rt_WjATuNsbFQsTmVOdMApiVd1zm6Q5bZ5EiuXs27EVOa8iZg1aRoA4PeEfApvUSm_hprd1eswSFmQSuPqwtcRB_5P0uFuL5mIsGF2A135bSMZ8myi_pjQ2viNFwXkgzIePLYOrzX5vFQsio_v0q1NonDPE5SHC7tHeWii.g8dx4zxLmh2f09y_dkI62pS65JI7Uxecch5uWEUM99e0S_LIIWDN.Cc_YoXyXOZ49uVVL5mom_Ol_evf8wFCmH3UhxlUbreLfC8thUkyATFAyMs28Ruj7Uc2bsA3p1Tyb5gNI3OYBpIALs473gtmG8kp0mEoUmEpdkYv5bYylhvTNAKi1eVku_uiFn9Q41xLO_OkhLeoly8EsthGUPdn7Xh5NtpeqCOWCXU22QWdgaEhs4AAtCrpCHyK14SONL5gB_acZmTsRaEe10LPvpXkZun.rx3O.A6CSnkkzuAB5NJzc.qcWBNs.nREchUXeu.qdbTfwZYMS63UmJuy5cZ5yIMfDguUWfce0aNQ6cA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f805eaab5fd6f1';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\/6381975420?__cf_chl_rt_tk=wlKeutNhS3D4c26m8mKyWc1GQG5um0d3GcC9uCDGGUA-1739147767-1.0.1.1-Qsh1pK4CiwaR_k1ch_FVojCgVnTZ6mEhbLf3_E0cXQg" + 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