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-644562006850.mit-edu.top/post/6537190248

  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-644562006850.mit-edu.top",cType: 'managed',cRay: '90f3c1f24dc507b0',cH: 'ciUh0_tgppw.6nJZTumB1It0t.SRFJ.A74aRf67qavI-1739103040-1.2.1.1-AB2lSSOgNW7Rh5ySquqaPYuVHOmQjXJ2XKVfnYo7vPkA48ODT2hz7oIDR8g2oylh',cUPMDTk: "\/post\/6537190248?__cf_chl_tk=8TcCF00MeDEs9SgEtN8GLmXd9.fVQrW6TGLo7vWtlgE-1739103040-1.0.1.1-Nclv521Vf8xZBOiDwSO1KC5GpTvHDStGAPSjKuD.SVw",cFPWv: 'g',cITimeS: '1739103040',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6537190248?__cf_chl_f_tk=8TcCF00MeDEs9SgEtN8GLmXd9.fVQrW6TGLo7vWtlgE-1739103040-1.0.1.1-Nclv521Vf8xZBOiDwSO1KC5GpTvHDStGAPSjKuD.SVw",md: "CDvItYMXWgLzq0VYwErO8qaowdYrS.n.jjMhgatJR8Y-1739103040-1.2.1.1-pgf9lRN53M3M3vOzRdDXKg.mddm_xk0GDbXb5jbvN7M4ysxNNAlmcrlRxbmtwm64yAmRHh5L8MlgRdQ0DyGgvjQr9bMI7d4xFYSXkeo8gWW4xEzcwf2tnRjJE.cYeXhJsvTKpkCPNuskjl9_TdKnJ9PATiSbhvBIl_tvEhpovU0I9ml59FN3uoN87jf0VZ3r8WPZ3xKnqwhM4JaEVWaJkhmuM6ArnUDPYFRT2tIJnzWR5JAX1.nK1Awds.tpaSG9laOYuyLFa7scq6Uzdq5MUZv.LnUDbZ8gu1m7VUSpKgId2KATrmkosVziFLMudAt4U06EF7zM4O_l6xB8jfQJn1.Tjrb8lUhMQ_HMTVpLZuAhQLFrrS3djspmttNZFkR6E_4zJt5YWPKuKzRvc.9pBBmgVmdyPLDs1Af5NYZjFRhSpNAQ74hnXsvJqIzAZQwQ0SQ4s8wug9BGZAk29TM8kA9AjmpxioACwfGYbRL.saiqd8AVvH6lDkaHzD6G3lxFMQxbgr.1GxhUfliJ1xRkDlx0AZShACftz8oiHhVGPyfmEWvrG5YHw.ySJ0rGNkH_V5pG88Fc1rhHPhuhGdccLQJXF1Rc39jGqMZlTgLE_2sTrzA0TdVrCR7FgfdLH2LuXp1NiRfGeZ7cSD8O9SMlceQTA7HVFBbh2qjAlG2.d68CS_2sk1ZcdCrcqjiRHK8Vokn_uv6hfpEiCi_gZ.jeB.KmsCcLDJdTO4t7cR3LXbmuEDgvJRlGSM1C6sWPbEWbtUIXYYkA9FkURMkFD2jKQmz4QCXTkx.oDrhK8NHjp0FgWKoRpo007SSQ9PqSxO5T2DvyPeX3L7KMYp8l78DWtAyp03xUZS1JEygDWljbunTOYx.oC604FTJXwrGFYaf3Fd5gR5Q2eMB7mfVE.vSZrxNf.z53kFlni5LoTDVfaO0lU148ebOH210AV..rwxIWJpcVwIjlyoadTatRLu36N2srKsz0YvtsAJmyWqJpbZdYCdn9.bhNXoAF1B06mV.RHvihYal96cRwaUAofkFwPewyXm8L1RLTvb7VT_dW1_xvJFmzPIlDbeUXq4qJywfp8xl5yk6dJTRyeex90Omf4cz0ms4kEuy0ex9GxGIAbXc9WGZUUpgm9tR7SaIoyDyKEfnXubJ.bgLzR1b6HFCLxX5YAORqwz4rLAl_REKyHdHLiUIVnl6F1tWcL8zomQ6JPaI2_d5yCbz5YHqh1UQy61aLimm_l5dHzDyjyOgJAX8Wpsm3123zsCsIQhSnFbPYhUQWQGYWvqEymfzYZcZzrlqmX7Bz95JTvHTj9V43bJTXnv4jNCIX8_KTwQlH7Ox_ryup9xcwD4egrPKHYV9G9yLu50XT0cUe2JqdZqSSm.Wvvw8qFPQ6PyTmFSqP5G0pLKzRkEpbiMN4a9QTjfZPoVpKdDGFXqjpNRrdZWgh55FBVvng5vhc8fvBWp414ruBGCJ2UrXG92WBYX14PmrgBlwJTa89CJKZnhhj_ugh9gLMMNV3hJxqChUpiHxei.pJthJ83yE30pB8JGsNrt1qNDBIuAnQHXgP7dY4tehynPEjHrVMhDB9_KpFx.hdkHrHX8U3vckhW9Bid83sk5FPPKX9Sa81RgqjgAc4NzYJi.w3gyxVkf6RqpM2Tb6N8orqAT9m3NrXKfoHdG9nXw6WHTmLQkkWGFH.O6.WC.bZihKFC11RjaOV.yMQAjgTCoTPH88NeiSQf5rUDhAqgIeUMJ6jlP_SLsRQiuaGclh8PE.C_QIcAZVJ.9n4wbi86Jv5wv1r6UNXOUsPzCBbFp5BbfXPNo1D24ndoWYKa7ILSLtid3O0sWkexX1Jw_B5xoDvRpLrVbHiB0BOeMPU5NIAPGRstS0vMVjivZ5zMC4SNRfF.lZlru9VBr9sPbMcGJx.x6h3UxTLc0ZncGVG2AHbkcuAc1KktCCXmjsTQHmT0HghFfi7u9aEI.Jqv.4s4ndpzpV15UJ4kpgad94UBaQTGpqfqyLDTak1p7M757yz3GHeNm5ltMSfskhHlV1pqsQkqcuseDK.dMhJxtEPe0RrLylKqWFsCscDbyj7.ir75rgJbvjT2F7XEAAlceNX3D5kjG0cAQFKKy2_NeW9Svz3_GGxydth_hSbGugZP01pXvYevr2JjRztg9JgwHpOB8.mx64UjYa.lmN1MYpjRbHH.NLgYY2OUHwb4JgCbVpIckMHfPanKCMx7iANNSW7PsLi",mdrd: "yMkKAzZNlyk6bOGmZ3eYmR3ALPGRN7P_ccF3TIqVsGo-1739103040-1.2.1.1-nKqoN5bO45lVIZ1zu_92fpp3HoACDW8ETBTgxHfsy1W4w_UNe0cMJuy7OTKaBiqPlaUqgVb4Vhg0IFdsND14qSiCzYKH9T2dtMS0X5gkxsz5YCcqtxSBrGj7MHdlJwSxDBshi744MVK.I.3P0i1s_KABHEtrrwHgAyvJT8MUB9nY2vX5.ciBDlJtSwMuBqia3aYe7YNqBbIqIeNQIYVqMjkDJbfGAob_5CpAFnWgyjhgCT6jU3FfwqEShdkFdnZmKkvL3uaXxx1hdEpvr13KfU6Ny0bCLnyfAireAOXCxk06H8zEiT5EXqMNWa6tN0ZvZPZlOkhSiBjGSt8910Yglzuy1PKa82Po4KAwYMiOhBLPEr.Tfew0AhPilXIOrIOo2iS2K_FWBHyy4f3HzKCxr7JsrTFdyhOOe0gqg3sMkMdFAAqMBCkeYfFAO6OjzKOxSuK3CEweUVWA2WW5VTm4qZT39pmB1JzLuIkBTbL5n_2m99ScC_D5oj2oRcl7N2k8LtroT94Db6xR0286gfQ99rngs361iVxk1DQ9Gl7iRkPRQN4dKkreE.BU8H8UsFf9.TV8UGTxYksD.Mb.DOL4DSujDg.vFrBsSx3xwNWzXEW6Ft7pHW4JBti7v4fzveAdKS.yI_nHTQ4x4UvkNIgLdrgHciTj_redFz.M2gVj8seAd2TOssc6half_pmzF4gehjBCv08eWJR.MpqeQSaf.jAAL6zo3W8l89RyZ6tYSfXcqG2KmpEO_vFBk5J0mVEDXaPGbTOEqWEp0ePHNo4r2WYQIupQfdJ7amjmQp6yFWYudt03.GA57u1ZhMhQmj2OLbdjRTAr7xlRCVYLrfWjrTaeeFSuLgrL2bpGEGfYTlUppTKjmQf5HlT6bVvctNZkqwA0v4RzGTbipxGHIrIAdt.GYPHVo34VzmRWMmUxR48TwBmYBQZSKIpRaLnvei7QQR8dG.Yd9CDjU9b6tKvOfswvCaJxFRkljzNYE3iH.y7m2jboIsLwQi3CsVevakqN9sOMmKnD1oi87is1_ASKRQJRiaEPbPB1p1xtvw3.sMB5N016KY9Jv04E1Pu3LRmk64.dGktU0un0iSV7ELLYWDsyqbbWJptwq4HGtK3KSw95lgxCn6O0050gJGniOHL_RYSKoELbVocGozimqmL5a69pkPMD.UY.OVFjEwhf57r0i1Ml82WdOVKcoPTpxHOhtmF_ajn9nQpm.KGwCCqJiMHyvLpyks4v4v95ObeNR7enO7Jd_nLcvmJq8OygHzK4yMlgdfXuyipDgG2LcXkZfjdSj3aXcuAMvhvF1Z9x3cY5yzNsWcOVBno1Z4SbJf2Rp3AemPeZDRXM2FGocyKzuyJK81olhEHrS87jZ01im4NH7zglO8zFJDnPOXxmxOsEWe8djdA3v.KlW6AlNTwn1Hc3J4fLaHXH9Rwo63qIplnoQz_cK1tUcrZPZFTArkiTSgZt8DgG1PBRJFFKR3wYkfIpwG3k_49j55wSH6oUkmNGZtYfndyvBeDkU0PxHN4dN6WrNrdfywbZHYF7yljitRO.lOwWQOG.vq46u.duxNspGPjssk4A.leSK4ANBUQsCSD1s96pjUhlY9b7V6lCvgH_Y0rU3V1jsoSqayGOA6duJcB.WT3oTK0RDmGLOAHwRo65WtPRRs2jtT537EQzvUC2GW6HcZn3.iX5nwWYL2nDOE.83jCNZUwVXWfCY_OhC4L0oaV2UYqbVBTu05k9D2.SLIzdEtbRD9GFLZ7O19KSHeQiLhGTwp26bpw4BXuXqfgZYkZc.2qpToI72ZOeb57r6fV9O.mG51Sz9r52fNg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3c1f24dc507b0';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\/6537190248?__cf_chl_rt_tk=8TcCF00MeDEs9SgEtN8GLmXd9.fVQrW6TGLo7vWtlgE-1739103040-1.0.1.1-Nclv521Vf8xZBOiDwSO1KC5GpTvHDStGAPSjKuD.SVw" + 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