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-528305592026.mit-edu.top/post/1923685470

  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-528305592026.mit-edu.top",cType: 'managed',cRay: '910ff39faf230810',cH: 'xmzqZkOPCzthsdIyo6DOZD1JEi8EJ3ZvQcH_v3B3KKk-1739398676-1.2.1.1-VW2tTmdDbIlYBXQ.8otog1clFpTF9m4f4GngnVLieU1HDW.YcUv6BnITQvN66jkQ',cUPMDTk: "\/post\/1923685470?__cf_chl_tk=ZaPTEWx6xp_hQZpcc9YWgsEZJG35uE.CYSuOhg0yPzg-1739398676-1.0.1.1-O8dUx_vy9fto_aZU7fNxXVC9wwVA22MmkKLpo5_62wA",cFPWv: 'b',cITimeS: '1739398676',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1923685470?__cf_chl_f_tk=ZaPTEWx6xp_hQZpcc9YWgsEZJG35uE.CYSuOhg0yPzg-1739398676-1.0.1.1-O8dUx_vy9fto_aZU7fNxXVC9wwVA22MmkKLpo5_62wA",md: "YsCYPyqe93uztGi9KcuU3RL9s29eVEdBcJCgtv38dyc-1739398676-1.2.1.1-uXu_MMytydRjJvbWtd5AnWeR52z.1DwZTzPbfiZxyAMbzKybSJLegLE0n4WAceB9NENAxHcYwra.TJMZdRKwPcRzUpARY21cpyjIyOEB3JBQHHFtaA3sIyCpVdLo4nGc4gLFr_hA4lMd4jeqPDBBPqA2EnttACDJXuKSmxtMGbYrv4VOTTkL2qff0ghuD8mSewGqX6e3ePtAYZQsljtGm5GcwQtRZhhNskkwr._ld6_nZ3HZUb.VM6XPWP.bqK9vWoL6YUeSAb5AzW84zl6O6bfVbx5TNldKCCCRlIdSRmAn5zoHNkg695S80RAni9SqhYtqigKh67kw500NBqNLLDK34gBOyMS_I3B26T3sYL3LfBeNRHEfUayuMoJG0XQ9zmi15puYMvBTrb9asugWxtNbEXJYHpxn6R_NTn_FFdxKImLNoPvScp3jC.nBMaIqPsXizId34nPnmfXtBwcwOeV6iSyTp_Uo6NRug1LZOJNT9VAfe9dA1UucFvCGho5HNAawsyP_Z5Ct1K_A8rM6ndxIZXpK6pbI3QxoxxHOegRtV2Rw9Fh1ZurylMCdEnZoTDf7JajjSTXxhHi7WTO4Vso0Ai_2QiJ3ERw5Se_BRdXYEMvdTBhs4hNJmgjsQrfPbhqQlNJwd43jGWjUMgeeWdeBskSImq8ud.zfqOF6uXHDbOibSMWAJOcf53DrB3E3HkCq1apU3yWgxtwe5Lvw8Ao5.dCrIjIeV7WfBG.0cHS4sOST.7TawhKK78gTgfUq3cNRsAQ1F6SAvhhGUbWyT3b66OkDnouQ2hS1OIt_FGcdMvpXYYF24NPBazXnwx.KXSjpGD0LeY4r5neKhuNJxWZnnfX2cPr6KdR2Rco8EEZsCMuy.wAZMH9L2aP74MmElEO2XapMrdFEIBlg_LGyhBb_1g.vIvXgHOsor.ar.f4WcJJoDFpHWux8VQuckPT1bZnx4VdKxAgSY9EYpEm5.2nH6xkonvpx3YPdXWJmtsphgH8RhHJDwqjtLEf7.ElJZKkJFu.I3sV17Oacpb5_ooEKK6zBPNZeRkBomcsP6OZLZQfZI03TWaBRcooToIzqvp233.taEEx7ei.Kx8xMFoyDl4LX1jIGL9j5LKmM0jd3kF6sELNnGitaESEOe2eC3ljXXNC078yhGyu7fGtoQ8Vz166d6LqExRra2GWPY9yqZkxFI7.P1Ehbjasi6PwxGE4UOE6_J690P4T.jTakPYofCkZ4Uj.Y1WdprxhcxRb24G0XJEYo.NIpOXmvWIreLC3uultUYQDdyIenO1G6i5e_BKMYUyitWuCoHJXurM2Kmlv8NqK3orGduhdJjn0O72ZOrdtcsIWB18CpVo76dbqwSn8DCH2V48X1TizFSedC8HkZ08OkUoaWUzfFFNMzo.riaTGkzJYdstKnFNhApBRlhTzAY0qRYsM.tAZZmg9iIKzXN3qfbmx.zKZjq_gChl2WHCqMt4AcD34Z5N4sMAuKS7iWUP6jKarftt6_mC_G.Q1cBlnII6K8.PdP98E8SBvYsCAQjxedDU_HN6zbDM2QAq02aTge0Xza7CNcAkbRO68dOvtVPUcjoaRRzsWdJu1_eHbmihFuC9V.qCzwaOd4WO4S7Pp3UNkPmD.tUVfCn_rISPAA3mYU1bS_2_vLsZMlPSMx.v.Q5YGQpFVG4FFr.4c7VtgOmMQt5mox3myODciaCD7_ktMFdiUxCsmradvsIV.pi40psVEQ89c1GfBtyfhlT6haEZMyuPMd_OIdgDix77jLBPxEDtWdfGANOPT0HQo8GB1YgBkZMV6VkNiJzBNSPIfBCG8aDh_5ccHJB8OcOP06ALodC8pH2nehtG40sjaUtdnJCtawr9wnu1f4WrUS4rzF5QARCPNURM2VoQIAlWPDoaH7HmqfX24D1Wk43XvLUXx1H9OfpM34H8KkW6iGEqaP8YLSp_sL4.xYwQvGHGvUdO.fDIf_GdiOli7PAmcihBtC8Izx_XQmoiWuA7_fjIMum4NXmNNRq_bkaHbiJ7k8SVnV0xAjQjjCKBieatMJBlyeSQ1ktqKGk2AaDmckPAC5XPyNMIgBF7bYLIQCeRhyNNAmMyn.vdajFzpF8KKYgyj6v4C7Ms7CiI6j5uqH5nXmA7z3zsMbhbEIGbFnXQlq70wRovJTne0.c3QKbUbG_BxDfZCiLb_p5a9SBlriZZZdS0uIq9pehC34xgKWktYJ0kXTY0VFtMwF",mdrd: "mHP9Rx0.ISbE3B.6WPcYuaY7lAPE3LPWCIvTvmn7ftI-1739398676-1.2.1.1-irAu9MZHqNu4_AI5kyN8cwCWR_oUP9iHcccCXImxaxSLjvT2.8iagoX_NPnvZTPNwG1EiPxnvx19EpHt9mOsAqXAaEzrvWoPi7ikK5KQvSQiMa78EwDQDL4b2lMh6QlNQ.9.I74hlcrCRzORzPevWcLoY.c.Py3vJWxGnpcgceqesFgw9MFXCbzsokcKjxjmww1bb15NVZVV_c1YVj_A0TLTrc2lAQa5KHc9sqA_QRHHPM_g6psoQuapw9fwFgDof4kFncDCU4Y4yOXjrg5mTFmUPr6YVF6waf7sRiNo9NcHW8M3_6.44tmw6ICoRPRDqZzNrjaO0.IDc8Bw_ooGR1gGV8Rbm5gJxHTbO.wV8y_ewGL9EtTPwThEtbiuJQzHadaKnXF1yZ.WzDeW5vHKvCAFhPAuqBFcyoGacNrsfk8y8hZrDfBYIECqX4DfhHCc410IcPhRobOdVUCxNaLuK23SShp_gyJgiJu0jUcW70mPej50cRDzIhNGfLKWikkd31fHcSeepmyGauudRuw7QDShai3fIaTfpZH4_q_d0aI7FMK5HUVBDMzm56UrN057jhUXipWxpCLDHZBK3gVAsPMCom9fb3xfF4inmRUpyQAKh_4weZna4WkwFNOjvEz821anmCwbocFIjiIg5gyxsStWxyTAatTOc6oAVwE74tzcGC4LHXbt2npzgpYdbQ76pQToCAYWz_z9zMC0yVV.35lEv1HNMdXfPEAIZWYGwrEKzjangT55Ns3VieOGMJ4LHSfvMRJgmw2SjWlxhQNL1Ux7pwnaMs6aznV7BPx_V7LR4PyjL2rQ.JiFsLANqDbgyczAFUrzvH9qdi4E7MkhqC0k6VaoDy2EPtFMMUt6ZqF8fmBfnqOJZ8UZy8qy5kPCdArpBaRAaKtjM4FB7wXe.mbqTn2QMwtAf_QxkW7aq64F2PHMHP0EqeOn4jpZrjsKBmFoK1LbzEIjQILi2LYPgZpebdMGqIr80fT2xo3JBGSuO1pel8bZv5PzJAt94sBA1Q1gqONKMXm45IwzF8b_YWkOXqUfY5J5itL2ZdJU0MuybFqYyVgdZJ5oqSme7xFPEpchJCdbCoNN92RBTMJoiS_TIpRUxDkjLeYGOjPYnt4bk0ibHxwjhM_Lt_Ylc_wKLVYxQEwCIBy20oRu.WFI3iuzEP8kiPrCtos5xFyhE59KNRzJdM4GDl55BViqUQLTq.IRJaoXb98esg2RSIN_GZWCBXEgY5EhVlmTsKHZZ0587uILp6iMBbQKMWDvW1lhvti6F6fqIs0auALHjR5Y_grQZBf6XpVKgj3W9L5tG4fKKQdyhaSfv0TyHix0yOokj4yPMlbFhRgkcPJicAIbvNIeKCJOZQkh3vfiFwHcjnNUyXSbCs6fVrV2RbdMW0zbfidjJ9JvNdUysJ8p56qHLdE0eKisQkamFX5aSShMqtirdvCqjiTHc1sP78QrIil3M35eEpOWNeJABpzx_AXt5rlmLC7V1Rc2zJIZg8iWRF4EHy_8oUnELXIp7_QtVn9BIjy9012BLTFZfPxpVoqj5cMVysRcI1hK6ICwhK1sWkTwakzZ3_IyA0JSmMBizJyW.u2FV6JhA0YEaO6CJWUazlCVssDVmsIUZwaA1DvkrGpUyLBX3llfht_mGDa.r8Xd3Yi2z27HFSBq2WFAHxgUdQkZAa4UCLFwQUaiF7pxZ5lcKrFe7LLJ2oJlEVlff2w00W88afS6QelLJ3_CsDFEYMwndf2_791WrE3KcWBf9hSxq57n07A_C9IyHXWvK2U1aEkwjfcuJEEGTgq_T3E4KJ5UEXObZDWR34HFG7TVd4if.Oc0y17g8ULiG4Fp782L"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910ff39faf230810';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\/1923685470?__cf_chl_rt_tk=ZaPTEWx6xp_hQZpcc9YWgsEZJG35uE.CYSuOhg0yPzg-1739398676-1.0.1.1-O8dUx_vy9fto_aZU7fNxXVC9wwVA22MmkKLpo5_62wA" + 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