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-141005487022.mit-edu.top/post/7831259064

  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-141005487022.mit-edu.top",cType: 'managed',cRay: '910f68aab97d0587',cH: 'MmsI9AhofbT8zoiJzIWXoLNo3o2ajgfDt3hrWoz.bYg-1739392984-1.2.1.1-bZtECr9wiPMwzVA2WwbQAT73zczfI3kMwmo7yYAN5H6rz2wQIfOKbwcLXtk_RDYv',cUPMDTk: "\/post\/7831259064?__cf_chl_tk=EqqRrJc9BiC_5kCnugE7n9V3s9LnhGTOA2RhdUm85.U-1739392984-1.0.1.1-kjI4mKYUb38P0xq_q70duNguv5gCeSJiq9lhtOp2P80",cFPWv: 'b',cITimeS: '1739392984',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7831259064?__cf_chl_f_tk=EqqRrJc9BiC_5kCnugE7n9V3s9LnhGTOA2RhdUm85.U-1739392984-1.0.1.1-kjI4mKYUb38P0xq_q70duNguv5gCeSJiq9lhtOp2P80",md: "jQRoFwVEJd1jco3f9f07YF4en8RE1eBVQ8as.3dEAyw-1739392984-1.2.1.1-XTtzSqJYTSrGh2LINLkOhXIN2yuaik0OcGGGtu291BISG675Kk2RTD9x82K87G6n7eRQDdpeqVRkp52MepzJh5GCDK6jqETNu0YSrKMnp3nqcUk9Tax_0xHeIzD57t.gsNBmmp34bq7Ew0jyoj7dqam_ZX1JjFgkPGoUr_gtXq82GXX_jDCEOHUiYHHU.DkuOSlu2StXdRE6RNBZTDMDp4sLjCoN47kKsdZVecbAe9SR0kimnG22i.dDKlTrSc.WLpen0rQGPXSNyzLGrmDJfRILOKRqBF4ddgueVskZrOR924Jw8BXWku51FZIwN6uLladNXZINDAMn7Hz8B9Agk.bwVIz1C.1y8qOVlSvv4hDrYwElLclWqAUT5DXWrM.oGTKupb0qEEMrO9NaqUa5q4KIASdudW5j_LzGETC5DDqMj8ZfOZ_Nfni2pUEdIXg6BjnNwUEO1LZbnRA5CH.w7CE9d_Ys7jkwiRWRUVYZhbGxVTVeIaefynGt3ZW_bLk8h1BKkDvZNCfE412C1wLMaNriNj8JcEQxWsXj9fXEO24wJIuxOZ3rVReXt2x7Q45mlM.l7LeZiS.QS84pdD.Zp3fWTWn1wKFolX8VxxSqvDFxo8FC8rocnbtK7QV0Wshn9cRVETeQFjTGMKJCI1dR2eLAtMtbNCKrO9SDRA8y.ZKvShslfOeGwRytN770r66CJyBIcrTe6tNvEa_.bHfV9w7jCnccfCqGzg.aB4JlDXCgMDb.lPZ3uOQcg_SsGn20GVvHxLGUZaWt8SuC8APxxg_OWayRnft1zlVjOiipp.YqRcotsjHh6ZX0kL_Mh8ahZBbkchwKwWW_r6X1A2Ivlj_wi0qVJo67hUBsGp9QxABKx5oU5hdRLaqFRvFsPSOwkEV5MalSI.cBqWuS99ZSPnD.5Jk9eKVbniH86rrX7pUuluM.UtLuYWX6LiWnhn.jdPRWP4_t29TP04YhU07vjVFlqFlYHPcB2ntOb0BEiBksX_AlMgozfoRBL1HEpERW2ITs4oird0ncxHsobfv9zkRZM0VVUY0zpD_df4SbCAP012dMkhNraZrU6SGjs7MCNhAWAsywPSaEp7gdKoIRoGXlCQnrMcvpQDQ1ZPn6YlDJ89DKRjFCoNT1PYJ.Bz_jUx0NOWYCsKYZ0Twh7wAFWym9e1HskwlrN6V13eqW8p.Qs5JVAaJ1XoHEicSEz_hdxhke506GiCkyrm1Htjtq2YxIviWy3E7EXfff1ylJAi8rX4W60s6T7mLOeDdUykwfd7fX7UPBa3wCCVdLe.UTzv0INmO2jQuTklSBqEo_CFUa7ed.E4nl4BdDk28M3epq5rsRvRR1Stt4HYOT6zs.b0auPXUOtKUF1ZbLHo471EGhVVIH1cAKOaNpQOMnEyed91Yf.KZn9uYwqlyiyR02zoGZbERwpPM0JrFnEm0Io7vi2L7NrTYxqvvvUhPQNKIryP.UjGP78_MkZUJNcaaTshCRNvresQSgjoY53MktLkNp4_MuuCRDm95Lr3CPhnQjzeyP3V1iJCjlYL8k0AoH8jK2qqiviI3OrSt244CvGlw7_P7slLMakZ7Mv_nWNG3TQ7fZnnCLK2bGZI4nOt.YO_ZGyYMHPnYFCrcsdj9LLsL4C9po9AqxnxKDYeSjArYkP5qJv12tKrDh2rzDJ.IBT2vQvXCsVhnXBDFUAyjM0XeMvDlm_8bbn7b3EFhIlx9yhcGFB.3zOZCid1umdMh6v8zI4Ra0Rr3F0zM8fgIqrTaP9KCKIBPWU19IQuOPkYTtZ.swcFqVgLEAqnthURhVf0zOdZ6UA30E4UzvhX9wsmLO4SqyK8ADLihrBgyz8kG3LUsAnJ6xyEJ6R4qSjjnhFVbfqWg1vWuLEbksyyrrrTe7QWRF1CQo5FeXORCsErACO85myW8rKgSW6BYpoTkOgy3NFHQwHmAt_XwCUv_qGQmsYfopW77dEquCpltY1z9v0r3rcq027eMgp..n6u849s468Y_fgHBeyatuvi8MeYaEsXLD42D3bL..p6A2A07DgbZKEqHItQBszDrQG4AoHs.6cVjoluzbSnk7_IdeKDPqWzGKG1k10vTdb5jcIAbpJuu9l0iLO9E4XztoBNj1QjVX4jFqWB_GIcj9KPWFcFGn_7dsN8nQ9SRRCdo_4d2f.wuF4.DoXOA9drMjtLBk42OvR4iZLuvP.HsnH.EMrLonOUBCZT09mPzuEgxlqfva",mdrd: "UoCJXvlDXSSJqTWKyIaRF4tExEDNtalL.aIGSCGSY_M-1739392984-1.2.1.1-ovFOYky.JGMbNM8VRpyVOrHcthtY1Z1fkK.uS5GkmvriuVnCOj2rz_dqQ7_IdkBcXJKdACvPP4aM9FNxrHV_lAPWNuW1fWnESli1qR.jUqoVrdprXLNXPfSSwMlgKjklAhFyBX2CtrtWiF4M.KPw3XIsg8pcu54Xwq2F7epwW6TdFaVv_H.s4AaA5WUi7lnOqx7vgv8qLhB_m5IEEUMVUo5Y2ybSzVELWPY7HoETECOn_rGBmHtNwNk26rcEW64y44TfOQ_dkzFqz5llkc7CZu1dPwbRRKx8Ka7r6G8pcW68Xawq0mTYUGyKVHQ9Acb.chN1uyz7iXLNt3aaVKf2Z6wBhR_t79Gw.de8rmixbquW17yur0FOp6waKeuWCYK2LfGe.JkcFfbt8Yaaq769xp9RJQaWJVPednEfQSIJSqgGl7KKcjIhcNnMi426MVipD7fJ..ni.SwtiieGVniM.KjxUfllJOO5nmcZXniqzatOCCGGwGJg1c.j7cw4RDHhtkxenTnUiJL2w1rcfrsDu2j4b4PrkrwErRKM4d9e5Kh62pilTZDDvAL1luA40dkKfFS8KhtTDACUhGjpIiqTuuf8d5Eh2cyMGox1Q1sIbpsPUxBVlFhpykk7xaxWsXRLhz57ivoEpNaneU7hkNvLAX_GnbLRg_9VL1iNBEuIqZSn76AfrozL_IxKT_FxVVRRwkIdZjUZJV4hcL_WUWBOQ4IuTg.6V7SMMYTxuAU3mIN.0r27WQ8aCDRjIiea8xFNsjJoAia8tVc4qMb4OGpEJBgIVTr4OWHIGC7jAarysA2LWfYY10jAsVQbjiTvV0jvTW_s5b6FP1i99kECrMpUE_.pAQF4ZIcrPIUVsnA46B_ze.mn_CpyOWMpxDkckrM1_tX0fR.Jw8cVWNmR8TsMR..OwDjlJBqY5N71pLDK4EtpfQKVm2NYEXkXLkr486P.bVGU7twSuu8EfyfZBeYG25rqq3UccCgX6gST2XhuSO.hp9Mg26xRsmfpBfQm9c1uzqOtP7.elDT9giP7y1ByYk6BuZ1ZaoJxcaL.JH_kmEr2RTzOdSRfzAFez4khg7b59eXNFBa2d_he_id0uLnrnf0XY4pY5LtiJiIxj9cmo3.A_zM.L4Ugr.khlF_92BhMpP6c6vPVp84hD.dcwnOyflxTiLW6tvDXpkihA9qIcL.M6zZ1aDjOyCS7mej09tNZ7ciLk48uYNTSWetgezfDZT_bxvZw78QiIscUrJIASiTkANWFjzAnx4kZiiOkVLTwMrKcNZsjVOne4Zysw9t61VRQgZRX8dI.90GebHM6E.npdm.V6ySyVwAEKtjpmESglTG3dwrc6TCpRfGVo3otIoGd.thJ5SFBzYdNRrHvsum9041diMvJuxioJ096gugGZXBqc2nJ1zu96l29PRNCt1sFgbHPK1NBi4WtxCl7Yf5q7E5HMm0QihE06ruW6wXHvtwBbFPAqGyNR.6tR6b2YJkzbNwrC7COFr5RZwj01jjQa7Irh8RD4CdttMnU4jhAxA672x7OAXZLdxamY0by9KyY2BnPOi.xQBG8zIdiOqLWOpxxd2yAGckPAI3NGa3ozsYW4JmN.I9Pt9wVpgQQwkAU7bO.1P2XLwfC5e9kF2O34EQ_Knp9jkJNrXqtsiR06pxCFCLqMEBQTZ.d7iGWpRpFwqj83QEbKGTrD873hE92wU5XHcUmbMHJp2E1sXiDSX46NDJi1jh7K.0xKHRFtXqowqaPEZRzakn.o78YMUEcQYD.V2YaG.5WMoWT_in86O.N1XG6mGq0c0GuhEXvTg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f68aab97d0587';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\/7831259064?__cf_chl_rt_tk=EqqRrJc9BiC_5kCnugE7n9V3s9LnhGTOA2RhdUm85.U-1739392984-1.0.1.1-kjI4mKYUb38P0xq_q70duNguv5gCeSJiq9lhtOp2P80" + 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