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-affjh0vpg.mit-edu.top/post/8062153479

  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-affjh0vpg.mit-edu.top",cType: 'managed',cRay: '90f41e050d86c926',cH: '0bF5MzTnwdbNNuxna8EXCz4QfwxfDvsfk29u8QMS8.U-1739106811-1.2.1.1-WhtBlk_b.P2L3M86Rf6ZDA2NZAVi7PQeTZLuHrq5nP1awqmZMhXQ8IXlWbMesMu3',cUPMDTk: "\/post\/8062153479?__cf_chl_tk=Lo2cEJ5HHr4CKi5fnLuPM3vDAucjvWtPgP47778j3eg-1739106811-1.0.1.1-7snALtR2qlYoJW9tx_lAyGKw5ctuZWlmESBp9WONAbc",cFPWv: 'g',cITimeS: '1739106811',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8062153479?__cf_chl_f_tk=Lo2cEJ5HHr4CKi5fnLuPM3vDAucjvWtPgP47778j3eg-1739106811-1.0.1.1-7snALtR2qlYoJW9tx_lAyGKw5ctuZWlmESBp9WONAbc",md: "X8gbT_vtdW45QV5ZbWqEMdxsKHhSnIAomlG4PKQIO_Y-1739106811-1.2.1.1-ynSO1fPahIQkqv8zAdkNw6hNfQdiHyPHRlWs0_nuS8ZKk0SLGBHBuMAhV2uyJ4bhYuo_ZKkY.TIxjsQdkNuUcqoJ5ov5hskwnp.DIl.2krU4e5OLIvV8v2Hx51O08IxO2TyAQmsjRJ8oSh5uZNMd7PPhMbuKnyf9CNjbhuEkM6eIVjfF2l63Ranlr70ZfoMfxwjvrY8F2oD8jnN68FYXLgY.zCWqKqc3ydwzuPksMVHVr2Rq6NYK1GFAWj2M1Er0hOfHeNcaVXgdI1b0dP1YMtyjumNOPbSlxw4UQeXdRwINMyH2uggCX9vGDyCmHRlgMAzOF8bDaYw4RRpbSI8miYZET9IvmZjcX5bECMRtxO.GwqtwZ7W1uY4Vgs9EFTVY.3XAX69UJQjyDDs1PkJiyF_yDMwxdl7YlQ.dFwBqh95PaBvZqjpxhWDVWqEUZgjz8t_AX1dhihKOO_XfhncPRq2yMgPjyh6wXcw72vHIEOmyiThQjWUQoX.9b7c_64qCEtcl7HzupZj5PSKZ2F5HBl7.Cnn4KnjhbVVf8FpSaj62o9qa3HXfgwiMq9Lg1hSdgRJfgT3TOjdg6mDom9zr5ra4e4qrJSZCWYB1zLh5A6Lo2Qy1kVRh3hR42tg97rfo_c5xd5.IjAaR2jWjRnmuvv3G3abA9pjyy0w9sVhiqhh0n3lPzon4jHKBQcU1KLW3T4th76mOzn3475ryr44AnZX5_9C3ws5QriYlU3SURd7wVqKs8B3JqzsfRnZ7x5lbOmC3NpD1F4N_Soohs92YbR3he_AfWMIPnhpDhKlcLmygkmbXfqESheEPKmkNFiUa2EFbmz27CMxYqP_h0_OnlJDCtsXo0xXhODPh6fwPaqjLP4cmeKI2K26y1vRcFNMhi2nuA3sXSp069qSiZ3fWSZb7_Q8sCLevT6qxklKW6BgERKHVeo6dTmFWcPl1VH3y4_mY3OLUUZJdPTUiOXbhZV8aV4F_NrB90BF_ySrb9JNjr7.UZtE9fzkcZFfrOPlJSdUrXM3ymvmMAPmvZWrl0KGQDlSHa0_bqJewfjU_YgIMaNBz6VchG0en7umH7SVzE5Moc1ljswzaSfVDWcxc2d00aQ7mQEqdWzIVFxfjTal5PYIy5jkgQaGqZFj_FticjplzsdpAQuXopLEJUVJZvg1CluNrNTjprEwhnoR7Mnpr3poDDWtgz.kfBtA2dcgiWpXqgfZgKA.94iQNFQWXx0f9mp4zfVGlWFq80v2hbOSp7TzT2ODXevt6pmO7ketqNARR0WP0l1jxAlftBUzInDOcc2835ZJAiauBifoHwoynAgXUo.nfy5qYV1C.eQ_0CFaBOUgP3fhyaOBpvBPZOR64ETIZZUR.6nxqovq1J_z7q1YkSegONge8bpiTxRlIJ5sEyPTWp4u8DJ0XfkvAmy4LjloNOIUhOdrEwGQpwy9gFlEBTEfBMWTbyuKhWf74C7KIHKOaRUeQd302hurQ.raoYuj0GIq3DTdxkw9uqXjCzrrtBmkioKYfrggBb5qjeic0NCffnI3nkjFatGnR6LMdB6.wMm1awM8RTW4wm6L3KO4AiTOTOImzBuqWroX2.UFzVpr.m_xLy0rd9xeEm8tVh0EyJGgy6FDTj1tAypbaDAMv8quPn7yAVZ6Ysp7yZNWeHXgPQ_lohs9rWuV8tCRD_hnUo2cRqpuyfbbC16dMXDp131mDSThaYSKSm5f7BQp51zuVIM36ofYIUpSfyETPUDxwwnNA.FVUWW..XeXKnus3hyiViGdu9wuYqsRvMFRBfz2xT5e5YTr8jzcU_o6NAvo..ntvSyg3wXgWezvx43bEs8EPlsSBmozTOA4XxiFp944PODQKRcfVNv_ncQc7HuOg8OoSOdzzbwEpht_LV1nyH8Uoqcst7.MQoM6ql4i3o5nMScyuSO6Rs9QACtGZ_zHiK1XjdOLTtLUEeHNLu59c0aQbHlzEFJRYX3OVyyHdB355dL5r5oLeFs7_Z8ttraspNDrCbPOULs.486B9npgMyHcGUlFhREkb3gTfogilB0OkLrbgPQG3bwZwpyIs4UcL1rlLhr936jMiTb_uUaiwsh.UNLfTz7gKOF_9m9mw1ldFbAai80oFhkRtreHfAJZnUjQxM5qff2t.KBELtdek6X5Sj.gzl2MBe.m3N_tcqYEgrgj2oAauIJTGCl5OQdDru547qrImrWiK56QVyY0PfwMRiYkvCzwj8SYz",mdrd: "xHf28SgqQccVoisFHDiONzuZbSNGmEb_tyvNuVG5NJk-1739106811-1.2.1.1-SXDOUcJ.2dLaZjZqV8W.zlYfiiMRXnrcp4C5LE28YXkOKUa_SK6RD_.BZU_UgXk9549JKJ0srXrV_zadj4mHZYxboDL9WoKgB78ko9oGf_sB48lbjLaLalJoTVgJMIgyUwMS4VGHsKlTU0VRNQBMJ3u8qNh58Alj_g5NTt5gP1SVYbh2SMNm5z07nIFaQ.em6hJrYH3gBsqhF9hx6sI4FDhhwpEugxFrA1rZsW5MbkIgo.a7tgotSZyW.4qUZzW9XlA3.gZ2uClYgNRZ12CyA94_slvV9PfcGs.h5SyALSypnixmWwPXE1tc4Tl44veK2xf0vJuUGhxaKtLjPUav1tFbkhh9Q8bggBC3Fe8s0NyTIOAFoxHS7B_qs8jz0Pa7FyOp2FeXNd_I9kot6LYGQYYH84WQFt78PfbzyVlA9JUpUDbnKmKmTV0MFExBeHqt_7yPnE36zT.r1H6amyawqxm13nBv5.EHmts25JaZzZwCr2O.SmTMc8yAAda4eUUs.svovIo0fFqRsOTx1IcF5MMKDGdQZCyDcnActKhaE_Zr3czVKV6jsSaPV2.bIHqv8f7w6qf.eD4TeSaj8dAxJocYNbhCjbbcvkqVdM3_OLTP6xMgYPs6OrT3V3pnaGwM6bOMQqTDkyJ6hozE9H8cnJdl0gbOZJk3m5AC16ZorUOgyJQOyA4Nt642wok.U9xrpwut2T56eFMZf0a8bu1KNY3sSDTKulkFMeKFMUEFb.mFA2xHUWLfbSb8YNAqrn4MZv6vX5_49PXO2JBUWFPZZYEWHIN40_1.G0e5N5wUwMZsk80vJTIWqZibITDSFMlkLiWJKjBLzYvKThv9ciRfG6Iyts1Tc9wLk7kzhYvXH5.hz4Npdj4YE2JmecW0HLboXJZ9s8xq61Q1hSkGMvqXfJO7XOZsk8SO5qr_4P3e0VWRigD2W6HGZWTv328pg3GQX_dx02RhEPhDvimoF6ctWVdDr9cvtKN5fcx12MrNa585cQLC.p7OS8U.8M.V3NpVDsefW9zlyqDoiyeQEe87VBHdqkqyUzemKatgH3q47kTwucZt4Za1lIbMM5UeItIlS_v6W.gpsxWc0Zr9F1ECdGEG.uRpzOeZnNWYwD41oQGIo7ZKjH0JLu_ksY3ZExoOBLZh76ng8fBw1mUzDCJsD9fqatCsykPBeEBovD6hcwXPMA2BstJqFHrrI6z37cU1Ny0_DNsru06llqS1usXUWCaoyBZwjuosdCu5MBTXr2ZM35igPk25Ku0hISDR5f8UXQZKLHyBeXxkckID2_4ghd5q3rcCPeOD3LGDfgr.2KxURGszMllgqvOS2l37X2ggjAICE.LvLlJ53tPYax6hmX5FwLTTB77I.ZAHxcH5k0NPdPrz42o9yvemRxrzqQ3VCnn3mnnse30IIltj0NThu16utwGeRDYrWK2IgMndE37.opY459IkG5gFJYHczwDL4D4ZpICqjhBV9nIm6vTxEgoo8WaVyRLbXOx7srtazBGULm95S2pvwC9Go9hNnWvwP5SZw4I9x62EM_evszfRtQ1SbtTTMw5VDaknobvgfTYAZLSDEyf.gcX0MyxYM.Wa37zfeKsu.f72qLen1eDviyC8B6eaO2FuYi9bYSnBw2ChUwjwcHNcAQRek6FgQeKoGkc1IGIBcYPzZWN.xQVzvCJX1Dzybyx3neZO5wyxH0tQXEqU1aviiclskmtcEB_Rs2LT_guD8dLA4KY1YhLR_qNc5imrJVf0LlzvwGDMWQBFI.mE.Rex9RpljVkRJIIBLRNNMqEC2LN6m32AeC9O7O3KKFiW5iQ9PIvL_bNGxGY"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f41e050d86c926';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\/8062153479?__cf_chl_rt_tk=Lo2cEJ5HHr4CKi5fnLuPM3vDAucjvWtPgP47778j3eg-1739106811-1.0.1.1-7snALtR2qlYoJW9tx_lAyGKw5ctuZWlmESBp9WONAbc" + 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