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-241816106455.mit-edu.top/post/4869153270

  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-241816106455.mit-edu.top",cType: 'managed',cRay: '90f343d15a0be62b',cH: 's8imOO2wEGy3vJXdTAPWSwsMLf0_b6_ICGbZF3UaKdM-1739097874-1.2.1.1-uKN7wf5dCV4PW.kH._tG2NyVf83Hp1b5ILPRNnTu7mQj0M43ZrDYzei504nEhhR0',cUPMDTk: "\/post\/4869153270?__cf_chl_tk=vHxpYQ5XU1dEo8GCI0izA6F2P00Woy0.Pxk13rwZVFk-1739097874-1.0.1.1-PjnmX33tYwYw_UZ_F9IbGGPHUXrk_jMaz2NGA54MuXI",cFPWv: 'g',cITimeS: '1739097874',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4869153270?__cf_chl_f_tk=vHxpYQ5XU1dEo8GCI0izA6F2P00Woy0.Pxk13rwZVFk-1739097874-1.0.1.1-PjnmX33tYwYw_UZ_F9IbGGPHUXrk_jMaz2NGA54MuXI",md: "qhU2Gy8RJR6hdCaxxFcTLw4HnyiWCgddWvJo9Soni9s-1739097874-1.2.1.1-Vqm9lNT0NbvBwTnDQ0hBcQ.oce5GNEB1gC4wLIyL0rHUsnWRHsW.GE7bpnDNjfoU4Gl6O0lcfDAFT5QnjPKu8ox0HxHRLgyNJNAyLEoyCmivYuhSnoHW6HdQmwpe3eguzDSA3EG1vBs5yEfNPciZjAdN1FnJbZqKehiqiambVYjCfCTAf.buaeacOetEIbHAJl9I1yEDBChMaOLQLrvVf6lU1TrV86jeJqVH1jut.OhKWdi9diZJclYX_NDjfuDInQYV_ACHZwC4XILx30pGhZyTX77v4ujWRCuPFvYdZL1.G2l0wKPvl7Ej957zffRnxR.XsifMWSOnh7pYPE1FUr8Gn__7WV1FuahMaWjR8Rl9.Pod718lON.hZGIxA3Gobg2s8z6J.mkvzfNL5ZdRKgoyIXcUmEabAGoomr4y8CVHO8IWU_P5Ggus79PCnTxohdmsw9pMpWRgpUhlYvMZSoyp0j_uA7.7PkACpSe7E7o5UTagEnU3ujNDOplntU6zFcbiwt4_AJqb9O26luzxSl7XaRFE1YSejz2gKP.AIIwvMM8Po0GBATLBqVRWRmxbYYHlituCLYTvzYFVjmriOSgUCrj3NQ_4KNh.VNmGZaVvJlPCZZUbG6tanXSJERjKory96gKbWs.ewyzaB9QjTrBAE0HmypCYQvKQlMF2.7Yu7uu9EVjgHpZ.Tr4xghGGryQVktMxN3I__gmxyohok8xblzEw50CpvFYt5EsGcpjcfC5ozNUU7s3OUIyqpUFljFtOoBmC0eCK6Lw4tVpXNCWMQf0T2xlfefLMTlOoiQlOCaVF6fq6G_8ZBe.GX2F3T3X_st8UbCffQUIVs7BhUMBQbe3uz22c8KSUmEn.JOvH0YmVQ_X3ciPyDemyq8KtCUhSSVXspF.1kHH1976TUlusbgJuRteQ_O.TrO.s5v8UXuutBASS6IzYnSOI9RAzp5wnp5J1p5XfhJ5JMvhpLHimQnwH9wZXHyxB5eNMnk4uOOsmTmUQdKNaLViLTyjZgQZmHr2KsW5ICK6SV97QikxS1Cal15TJ1zOXgG9WcLnurhawO0STSgkhCPdASkpvOq96k5b9Tzn4m_CfrhQQ5tOcrusZnBYKgtH1iW7DKoOk3WtpivPTRtFoJZylL8g7zwvCBSLRuSWUbEauGim82dKNw65bBkKmV7D3lpW6n8_f5Oq6eBW7iL8.Y0qhCqKwkcny6uysjB5CAV6KUfJrlNFkU1DrCL8n8iRLatU7D1Vh88mqCHaqFmDIo31CdTRzPL3VORse3CteClH_bF8p0pR0JZgcZ0qbzmuascQTJG5UpHI6K9aWKBw9JmKzK7WW7lcloDd_sT5Mbk84d0dleNn6H_aQ7zaeRunftUiniBK7W2K___UY1QEGd2veV..zzfsn53GTp.ZDp2NUfB92HKV2.8fjCDC_sTS3UfpqC0dYCSd6teukzrQ3.P1hEonGQw6s5WpuST8vMjZdfz79Nhz3xJOi5TaQQM4lGKBMpznyv8di_lyaovXq_Cbs0nBRVUd8Mvxqd5czwPldWDrrPfnvDKfixvPMQCOgym7UlNtlTI3LZ6nQYFv5DSx8ovsyWIIr2gEL57XkMIK7Fz.h0peH0kAHECt.e5RlSByTZ29MceqK2MxNOk0g.bGZ_x.i4A2MtlEZevSp_7jzVDjyhJ_7kfuIfDaIgYwaOEycv5auaaaIyso5LWss3DCdx0oRV0nTFOWI6VTvKT4MZ9GwS11QBLPqeatmn5IboZe_O8zbvTQN4jAFu3FMeRUMmm.ifx2wCJM4N768Ff3lWOFz1ItsDtW5xsGvIs7QVA_3hsj0ktEZ5lVqusjC1Wkp9ChWHi.6ozEMvBX3y7DQXWLrYcWBm0Z3vpQwBy1XZGWp6eFdjVXRjYZCnNTnMa9L.anfHGwKPdYDjbj1QN_HQqp2euShZ2Vh6B2Ym.PygKFa682KnHFcTIIDELzXMfcBJCKaI2P657CQ4dL0nCAg0.hGYzK6PPBgSsSJRGTPBM3VlbtRaCxezpcLMkSCvcw4lnB_VThhNaUAP8yQOn5UAkz3bxx4c83SKh5DnY6q6ynMGUdfRt8_zLihsp2IAQj3sJt6vDmx7MzYWzkk0yIjz9ldTw8Y6hC58Ren7VH8ZhK0B6hhHXQtgx2g0RwybL_jlvqLnMXIgLBc2g1KuP2KOMeTVyHSnKjjBgM8g0UOvVdRKHrhMw196cmruMII0nJUToep",mdrd: "MRSr4sRYz7Orme05lhZxy6jW1J1SO5YPu6KNpRam2ho-1739097874-1.2.1.1-tiIXqf_25927OmLzcP9pm_MjKEzqNLJ5ClLR9GyOt5xihdYqIQxHc1OPSVaaXO2G.1GwGXoKl8T6eDtf0MlU0XfMAhl3BRwO52vCd0S1lZDbYC0Tngv_O8xiOH.EHeqfa8RfpoYPOvlhGzbl.1bH0AVfJD3cmW7jZegvXYdYWh2D6TUjXr3TLNyHXG5L1cTgcACizNMmMt5P.9KFYMQJa4Jqj28Y2gKwxmTD8o42G4oturdEHfHNnls5nZP4n2y7ZJCIwgNzKB1T8t8aWQmPMDnJyEGYVT1dXoek6y_afMEEEghLjJB6Aabzz_TCxEbH8r3JBZ9nNnGm7BcALWS8hhDIkPwze2j22UK0LTp6Pd2EWU0wpR4ND7oI6lJ2W8o3UIg0WQbN90cG01z98AHrJwxPeMfNVbZO2BoG5hyLxTFOjU3BboDPg_gfw05Vt48wJnJXpvPKDZe8Oqub6OMVsxwYThPlInDMNVh5gPpIHxfcJK3FLZZVxxaAPiMvhRRVDr53.RGMH01.ogpk38i_6pQ42oWXigF_gbiTf4XQkX3hKSsmDx4bHmgLxPqXpbhSoeXY2JAICiuFR0ZYS207Qw5oq8Tz9jYoD.BIHC_ftD6Usv5dt6e2COW_uey1yw9b1JQGjyjbdTmIZFJgnPvg8RRDOFLS2Sp5_mV3DJ_RaX5XPFPmJNLM7y7X6WUFTISTTXPqfx7edv.EG67xVzoffwpOC09Lojm1l1qlwxXeztqa.cO9DeVaiaOCYw10aVXezWnInKpAN7BM6bZhCvxf1qF9xevEfM_kM_z6sYzZ3m9ra0F7bsAB_NC2coR3r_npgwrHcbd1lS5k70CVA.eTssJEuU_PNCvZG0qg7z3wYFxOZRwwAk5urxedC55pLTXPq8qXBA.PiX3rhNr3HwngRCFeFvSLiJgtTQS2xlTV.QrrYHV5ccEnQPyArG_t7Ujz4JVhOFaBUHd0yMVzN.5DYZF0rdSmn6hmU1Awc.AkRVVH8gfUMGNPa6j2rT89KlkKUMeMQ88HC3K7AlaJjviAdG50typLO76rlagZixZ9dbLFp65VeSiBYSTjvp5eCe332oLykXM90X6PktzFweK57wx_FoCuuo79GmBs_v0V4bSmEkgvE6cVVzsYRpalQox0AvqmwxQjxfnBHirCkiPOHPJArY8iCKpJDGJUUfWUic_SA3T9QoOcfSfFoZiVD9jxDuqXS1ASNzcq0X3VCJuZvFxiSFYzyclvmWk4gQyEB1s.VuyC_T9PzRqR1kLLUoo_3Q514YrnGuUTba6AK_gjyHb5VwYZhteOJ4OtPo.ZLVR4zPJDl_PUJNdg4tJzObDLALdtFdLBPjPb5n3gbXeR1Iq9iNW7a1LgrMBM100AxpvfXS8n72HyRXL2O1h_H0kfz1SL_s8YMHdZDlr_zJgHwguBjWLSt_hvJODu6SihkcP4ir2xZLXSfnwm_lamklB5tiuYmjxWsXPPnY21F2LNdaTZKiFMTEKaZw7n72S53jyRIMSS8tXsyhjBEIXc4V.Gb3zZrxHTfNjD9svpAOETMsjpVp5MobjCy3aQ4boO815yzyagJENeTpWN1OHQYVjsKQwxh8arIp4kRblJFu_tXTC7.isXesdk7apX7Y8PmqEin33OxSS5lao9F3d.jJbfuNd6.EB62JlNQ9ClbKZbMJ43TeT4EMH5tNk69Pjh8BBDHiYRL5SFbOuIseBFLS2wTBQXHiIRYJNSOYQS3q6qupO2vjhIn2uPdWC8xx_GYdBwplfmKAryrZBl_df3rSbAu9qQc8J.Dof1CiCNQPHF_FNkvZsrhhvAThhc_6msm5o"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f343d15a0be62b';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\/4869153270?__cf_chl_rt_tk=vHxpYQ5XU1dEo8GCI0izA6F2P00Woy0.Pxk13rwZVFk-1739097874-1.0.1.1-PjnmX33tYwYw_UZ_F9IbGGPHUXrk_jMaz2NGA54MuXI" + 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