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-082146220017.mit-edu.top/post/9785243160

  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-082146220017.mit-edu.top",cType: 'managed',cRay: '90f7bfbd2a7c594a',cH: 'FkXS5r6qkv3X_Ge442DQObIvSciGZsNIm5DfS16b0g4-1739144892-1.2.1.1-kDgH9LpLrtEIhRr93bmId4vlNt7gnQ6EzaJ2uJIpBsk_MbipLQZKmpQbNzqOfkRb',cUPMDTk: "\/post\/9785243160?__cf_chl_tk=KeRzSYmxaS3JtUJ2A0vPNHpqs9S5M3Nh3o5HmkCCXX0-1739144892-1.0.1.1-VL99.Jsf0FL4aEt4NTHzWPVYGklWoFqJqYCPI.YiIfM",cFPWv: 'g',cITimeS: '1739144892',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9785243160?__cf_chl_f_tk=KeRzSYmxaS3JtUJ2A0vPNHpqs9S5M3Nh3o5HmkCCXX0-1739144892-1.0.1.1-VL99.Jsf0FL4aEt4NTHzWPVYGklWoFqJqYCPI.YiIfM",md: "gaQ086nZT839bcxbwRFLzbANF9l17iFduwLt94Qi5LQ-1739144892-1.2.1.1-wKh6KUjWRY6iri1SpcdBjkYhMYQWIftKRMzXhg1Dv8v2UWvovoPwmw9.7rOrwCLhOVpOYlGqEdUAJlPABU_pdlopOoTeCIC.3x1gkO1ZGNmKdgZsVvAXfOxiHIQHxEiJq6IMLKIHWCC6Uk1zOZHu00B0zgrWbLeQkZdSmJKsS_GbIvrh7cBOqo.nyhID__Uo.3_dinv3p7ohOBqaxtp9oEt4OSDsYoDKJUOYm2g6YRvZq6JgsK2iq1X2S3bs9Y6.6z1wC35bMMfteKIx4hmTzlg3Z2jEdPbNYxE.KBA8ho6PkiI78p.jmr0QhewSjX5G8AYwfhEjZAJ6gunB8XPKVNb5uY7ZU_8wLP3yeiD0dy5tJU_yzITn75UI9rjBUuPNmYrAAHWvjZSmZNF4gSeA_Z8ADgw7gAhSovvdNWVjOtnisTh54EeH1Z6ftAZDWQo1Ru3Aflv3ZqB5hr.VhAcAGJKfIWESkIUr52qaCjlgoxNOb9vhQ2AY0fatw6osQzRVXr764T4gS4YLzd6CfpDiiqPdWQMuKZpZCa.aauaLDy2zxvYqynhkCUYO354vXzwxnryNRE2UDmYpdun1iO5r2EB554yVJwVNh_S71Zk5z4hpMEI9PHoiUN_zeKRSOPGr8uOPScEtce6tWw5l4_dd5D757JdwUSWPC1pbyqQXAI4GiWG6ISs5oFWY9Uw5LY4AYYySk8pvUl28hO_.TFwEou1UnzxkXlId.CAF0L0Y_sUcnMZpt3jdtg1_4XQaw3zCQ3OuVDW1mbEvB75qVDTfHlyfuaoNiqdDk.Nul4s7AP5.mlbRob0.cwsLsrhHSU1IWUJRcveKtNe0UMjIajLHCqvbwkxnDHh1HvQ7fPqe1URST.GI0tvBh5U2D9JYfTPozHzgRphD7k1RT_.B8t2K9t31KopHEfU9KstadTN40cPdc0_xakaYOhYtnma1aQDeCj08LALAnqV6WDRqFp0TMo1gc5OD0TeEmARt4CCYmO.3dPbL66CbaQm9j2qwFGHvIv3Lh5FPyhvwDRH79J8a1sVgTYN797NXo4q4Wsc554CogGQO_NlWGSp4YJVJiTv2.S2oyuH.TEV5jY1iLn6fSUYKQmsPWj6xwM7civuSPHoQ4HFi_Ju1ZBvne2h_5ZcNOfw2YiIn3Ciw.k87g6w9A8rBWsroHnwFSLQNaXIsbkomymIzZ.4ryU88dDQ3rAJzDaJKaqg_yyuZf04DCzkmk1Zv2XHtNFaI.zy3Qr0MRVrOEf_l_S2R8FTvkBSqfmO5nWaqUXJ87EFnnh60Vsgu3aiwM9usjKtnpAMB0GRmIIsCIF58I2QU2VqU1lzjHrJ4hldHRs4WbVg3_.QPpLT9TTcRHLCevTa5AGUTf4r_FZOB8PefTJQMoD6KkbcxtTPVHqtOy83J5_ZFFxG_D4jRcxuHS09B6VbNap2N7lGdBeWRJXldSW6_cqD3KUjg_GAzKKbIGlZlLYA8nS1lu0ThLLqKhHgeLI7ZXlCvzC3T3mpxfuIdfE2cRKfeb7BaDl08F1n2Va.OJpSbC4vKgk6YrKazh72MVGotKYH74qnpiisdusqtEPQokMm3QH98VRTiOucZidNN2UmD0lXLgRejwAlpDEnQ_UyxHXyHIokcSiYi2u3b5jQUh.YGVifMQuIygCrYK2tgSjD7mpWDAqb691deQE4ykoNFVItgpc7Lsw35wgsi4dNBwCtLCKbWP4xQq_X0RMEUY2AP3fz21Y2pwiE6WoGN.mlu5xeuZT5apCtfJB564UjsGbDowqjzDVfr30U5EJ1KDH7RQngptvlTYbrHWZaeQn9n3kQjiXlGLUJYXn.OIVxo4faFWxk8w9sKK3XXo3dQgN1yYNKX8Nmh1wzB6Y8KF6Iq3uwQmF8viOJPPEpPR6cV.tlFrMi15W19vvJktXELxjW9PgWvSeBMxEwZlTugpUe22V3fRwOoufy8OoYqxXmk0d2zULnFzbIrRQ1TluaM5lnHziYSsF5YNl_MsmOPwffa6BdgkcSi600AM1rUEPDRqkKPhum09yT5U0UZUZon4.KuKlNBY6ekHxm25Fup4vP2.6Z8q1N9cHg.odysmSVM5RnsJTJVoaUCm4Eo_veGPadozJq_A8.BDednU2TmQo5303W3D35jiZUwEgq3SbkaPUGTjMxEKn6ttm8bK8oOvqtw0lFerrLFo_Dbn9.hH5iy6qcMe0btughhWT2sUCZFcOOFWXcQFskv",mdrd: "rhl6VUDYwAIxRgTJZUwWjTFnIokifSjyJlMVEbpIlSc-1739144892-1.2.1.1-NjJkXmdA2uEUsVe7jmBJrbhrD.hwucWc9gnhHtlVSh91BCIgEZl5F3ijy9JtS31F9Jsrelr4ZdSHKrNERVVeZ2vUAFrmxPAXzDenqvw8ng06aX__vFLBW9JUhKLB95VQYIM4HScuvMoA6V.jVZyAx3r8uMTx1b3TmNR0MUaJmrQsgjfSXA3L2yPDzwOeIYiRltTkpYyfAJe2.ZtApk3Kngoaid31StM7Q7cAi7dyznn1BszrGXbGjGGO1xPMEcNmz9GWlJyUnjcOy.PMwAvsMObJELHXnuwM.y_kKcZQJXSScjuUu2mGlrHb9QFehRV9gilFEHt0DNc7PlqjHadTmFTlhlTvzqjNZ3kHGGDCirUrTMcl2HtCGaYLLCusLtshYOuveSLquJPFEnCz69nlGfqAtRS_0Bso1iQTN1pODix3Wr3kHhpPKROKEz5QLdCn3boNRpoQq2kBSPeJfs63c0omhkw0mtJmNLv..cEfGRs2kpLbsCD9__K1fx3dWOX5yv_EOZh8qu5UlAjicJvLhx0AKFJM1XNQef7xukQumDUCvBDAOFs94VxdxPMKkltZ2dtgwVm5Pn.296fmsddHebaB5Sna9VkS89zxtjimi8s5G08_sZZwn8.aHIIshFTwN8luK7YPlrGZHvR2Ih8vpiblF0E7BXqGPqXn1wJGSqKJZ8pugkliiINsGJExxmM.I97r32TtwZvnp9cHKBC3HavXyd7c1LlWLLyU90L4vMDRgWgR73_pWuwxFPb6PITvvpPkV6aZ4UwQeNcRE5WLpQtUvIQMdz.rUNj1QgGQM_uXVHx3vI858wgGm5XAcNJwO8v9UizJCRkCmInSxrsyyZGb_TIQyY84s8yxVgGbnUrqfwqFVrCck6Y.PDnp3pZXPInajXF5zK64WlhUWrJFEoLwkmuLCEKKx54XuKACIQ2ethYZtpei74WM1tKhB9Wok17GMrovh5XcZ.3Eu5BkkE5WTgp5_QDpK7W56ZC6JAbyuQLGUMyrAMoyOG4OTlxDRFbHN9.hUBK6qTs.T1MaWN0vdP1ZZP4qprAEBSwANJGuktax2TM0IYGH.S3W45cLkH3vuTh4YVjadEOuPfuS0PYIUTng2NpC1bXPwljUUhUSVSlq7fKVYhpm.dvHoZVLFRrI0O0VZWqUk0D3DVzE3MmW7WlPAkZXe2bQHVToBeOClJayCjmbC3CgYGdY5M88O9bM5LjmJKXPUUfCaojj_kW8Hou8L.JKeid0LAV.yP4qfEJ9MvngtkB8ZdNWz5HBcpjccG6oMgLiLOpWqvhMcrgF25RIE18zTxGZVUbqmUzeqPY3BzRme0kBzdHrnzx5OtaBNc_t8DK4pKDxtaN0A8OwstxcAUxMC_2m43pNcnn0yc1awuYEhdxpBwy6LQYoJQqY1bPKJkaDxnHin3MN92KXbLfdKw1qynOkNlW_iuDG7h6eq_0LmMa6sPVM_8epgFeDgLvGZjH9vKLG7ZmLfLspfOw6lRdz_R.qtlDDyn5We.Xm7CfrSfT5_KKhh3PDTulnzJIMUJgvrxpkXGZLBypyluRKicVwE3.0vMi3YzwjR2Lh94H7v1G_aJTt7rNn5C9tVMfziUcjLzP11MypAao30ElEis5kfvwAoEZU17q5dOuuifJLnwykB7sF3DSM60F_sLKD8yUaNvdtnYRGqlNiFUpFtVptZt.gjPmapTB0_AOJgzV1.A0o0c8wfFGB607m8mzSNDcBm6Nq8SEsygReE_Xer3BtA1TPQbb.PIFxMW6D.fPhorRsOIHvf6oNBMG5CWnMRZYlOVcBJxZJ7k69Y23QNHwy7Qu71qg4290"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7bfbd2a7c594a';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\/9785243160?__cf_chl_rt_tk=KeRzSYmxaS3JtUJ2A0vPNHpqs9S5M3Nh3o5HmkCCXX0-1739144892-1.0.1.1-VL99.Jsf0FL4aEt4NTHzWPVYGklWoFqJqYCPI.YiIfM" + 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