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-614447688255.mit-edu.top/post/4902358671

  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-614447688255.mit-edu.top",cType: 'managed',cRay: '910fef929ffafc57',cH: 'ZJHVtz.iry7.SUDjgfRSysVeoJrqnZdbseZyacq8Qv0-1739398510-1.2.1.1-U0Z_tGFzTGWRu7nPxY_n.B437pUyXRmmHXCjhSNoQfUfRI0AoVzmLpyIv.ahUAZo',cUPMDTk: "\/post\/4902358671?__cf_chl_tk=nDgrWCdK2kuLlSyAEW0QsdPC_T1ZHcw7AGhhXAgorBw-1739398510-1.0.1.1-vPTXyH5cQhkjG3vemZtvw3eyJM1GH3Mjs_ML03GwyRY",cFPWv: 'b',cITimeS: '1739398510',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4902358671?__cf_chl_f_tk=nDgrWCdK2kuLlSyAEW0QsdPC_T1ZHcw7AGhhXAgorBw-1739398510-1.0.1.1-vPTXyH5cQhkjG3vemZtvw3eyJM1GH3Mjs_ML03GwyRY",md: "CaBY1_.PhTLJ95WlaeWhC_trk8sWwISr2aKk1_xbCf8-1739398510-1.2.1.1-eTmgSCHy0D_RJM6XOmrJBd9vCarOFKuE_iodF4QpA.r0mETlXVg8RLgh4ER4_4bLv6dXSbXb45hgJrDoQZ2QW6orpzViAe8PmmZg9aZ.CAm11L4x6WlH4E6lrRXc2ThqN8oiTDPVsV4xzl7CF5V6SpJJ1v8aC1JLRh2v_STmuS7jmsCZi6WsnlySwxRRCvygTbx0TcNCu68PQ9D9dkyXPvcQWuSyHHFW2RrtvtdjhiuB6jyVsM186m4L4mEbkscq7fBVzp97ddMlL6naOxbSQNxH4zn5q4ps7BoPyVk3X9TnYptlLvUqHOmxwAiyvJelsMwyuf5WanQ61TdqxrKM6iZVs8qmsYNmTRt1B.fCSIVSTGhz.RovsB3kmfwfL0YPr4ZlqA9X_jcr0A3wQ7_xMbu_5TKlMmX17YRYR3nhCaBItAV1PrLqbOvjTUoyPmMJ5UQUxiY67CQlLP4WhYOMMAiKwzyLFqGR7jlVyOB65KLdKtzQMNft_ZO5AcsK8fcwgZA6ldGS4nJFk0Xdwq4TyY6AgIB1PJ3laBCTJPth24wkH89nElv7Vf7gegQO54ENzwXJfCMiaHV5.mdNZo1tPZmojZLRM4nqeZYSV.bkj33r30TQOsjTShpbubwlnDm1s4j9BlPxgcpuJHrKeA1HcqBROcc24XtGSsTI_ottS06isdohARas1ZofDdCinaFV2bMwyhx4lch1X7OyniQtW.qXrGjFCnMRetb..Ft6BXFK1JIJdYRrQdbsDU.P_T5vC8wHDrgldSBtLra0Y_Fc3D1fZ8E94hSFWmETXb2Wht.AEEm.pIXwbY0.amD5DuR_1_kcyh8wouLhNexymPwAoh6XEHDmAkC_eKE8U8DASpgITAOTkUotdOKLfq0JttrPhbpwqjEtETM5AgS.bAghYJxs5nDtJuORmZxxZMv6.frnhtdBSdCXzgBttsPXS5Fzgq4.IYsRc2CboTEQ8fBoc82Bl_aK34oMlj8hQrBkH02bfD.ERqptx7JBLkdK4te78Q50kgzsSDtfIWTnwmhTCMjbRpm60cWL9NN8KkD8zL6ScAGiJV6kcfiojUiaZtqO3vWIpo.Qm.FpkwRtW9rPw18_xx5t9FdfmpmA6h7PMnhSQaWvqz5uNot5e5LfjiJTg5MzqHH6GmrwWqqFUymmTz.ZW2maxZDda8naBSLO6PBA8iZA1XuRlZr8RZa.lNJ0Hx41RyiAHq0l7Hy1pfZsjxpWgdKzNPTWyd.DzR3.djTuXm3dZYfh9fl0DF8oPNkMAOIEeLv877UBv88.JyMSTy9P25AizsziGL02uMk2JaU7Y9NA.sLjAFgW4ZPwi.44QEJWjcY8o_OvLA.MDq64pW_X11_6aoWoA03OOHbmAaP940IaszQi3aBc1Uwvcre9pbOM4vV4YjvCBHAJgz9j4fGaH90XYazA7Bp17SPjzWimIOjAHgqPOz_NT9rShQFI5CCKUksp71uC5TkIe8JCB0.pmX6B77MQV2SHDHPN0sS.wbhTTrncktNfKWA1Bkyo6Mj9E69rYd.39JnvAYdsRXm86lsJ..THTYDlQ5IirU5TgSzISlU7i_rZboUA8ND9SNAmzBTZ9OXl4EE_J._PIpTDS3R8lnGVYKN3alv1FjFi5yOWLvsyrP7.NWk.S_rCrcgEiP6jIDpwnzUn.qQwKAd6KQgcbvAAvrEludkNzpncsjv6FHl24RwAIiqJZtZQ3RQZsEkFB5G8intPzDQ7m4KZ6Bj9d23kyzX04dbK_nbQGRUEN.4opIaGM7nj8KAfz_fGND0JFqf98lcQAKkIxDK.CIzLDvwXFK8m0hynmRs0onq38IzTmg6lDiKgDbnJgQw6R3eUJvdLhFBpY_dawhsgbuD1K3JL2ukfujMcizGS7SbLj9v8lcMoZIPB8XoQqtS12mkfUZScEmzzpR1lmfDHr3PG2SIwdl7G7S7f4yoxBZ2uHj9GMAagnL8fMFgOQgqw5gv1LQwoE2_t.8cqP1vw9LOdkFbLnwk0rIuDbdgWPeVXZHlL0O1oD30_Abj5Vp7gNoH3sBnAzU9.I5116OkV7mOin3P53PfUdFAMlwASGWJdrOULxUnJx.r6I7yWgHb.9U.qRM0wgpO2KS_WD.k4m9lDuhtWxSjrVdUiwuIO7_OX8RYohhZdQdhCZAjhT9HAJNEq26DZI8PhzIgVIu5tViIkypErdzrwEA_2GWQNN5fkoFjdQTKv29MSIr5O",mdrd: "0qYEIrTifhBkcBoNzW4styH7fhY35BiKwE2ut2TcG74-1739398510-1.2.1.1-wGgJ58ncGLIJ6vHT1tz0Uoh6el_f1OfRzznq5Kx92CZx0pUi1.v0n1LXyy0NsGedWGqattUT6v8yZr15yA5NhYTFflBTuejy.yrn0tqOdIF2AdkpuCwItQpuv3N4WzGOZ1b5ikwCJxujwarL9SvZ2RzRFuU_GJb.RTu1KR0NW.YbGBYK507A9cM9ZTEPHQny4ntZcymAshEYbO_3f6lkOmQdNUO8w1fyyYp4SzyKaHhXTLdIxji9BUhbSXcDho2yTE_rRcPh.dxA1FePavQO_D5uZvZkdwKV2J09oKgT7H_YVU2aMeo6r12sadEoN4EGn22EwYVRth4SELIEY.DDSnK4Ccva21LYPuPH9kKw9d3bNsdkDKGl3W2IcAwSnN0kGS1frPmidol0dZGGVPpVRYc0T1yQxcS5EOIBAdd1ui6IUh17ivnmOx7fzypN32jp2kPwiUWeFCsyAS7U7U0eQeRBhp5_SsEA3VIOwYxeeZDA8._ogCUKWRJ2NS9yf.zZuwSuMLKQ9yvTo6E2KIHhrqcian4RCcB8xBB_StZiguiWa2V0kUN7TIQ3SqCPKoLIQgBstCH.jgI9DyDPlpvoPZ9Tsvw802aL1c2O22R0h_adlFYOC0AIiwQro_xdz7nDIDqNEPdHylo3RmYGEn7MFOKFulmLEbAnFHaCR62JDgoscdiytLx3ZlqTD2aculbPNIFk2xP2qyi34gmHlszL3r2SCZ6dPw2LihFtNwEG_PvB66ZiaifiZ56okBWrcR3kpt_AGUGb97bwfbG1p3hnlIMe13.iUbSdkv1nmZd2Xti_Bgn6FF9Nv.jYVZSyEL6OhuWbr6qjQmfnu.0re5PeWRzpF0k716ISlbg_hWW21ExeL4jUruc8QkvO3jOwVhih2gMRJs7dbbC5VcdoBsxEfJzBiOg7uSVWskZJTr662y9zznroBg5Dk0asjfJ78mLQ3dECb5CUUyMskbcWWw3S68qoIjxl5zkgq1ZbaACYmawEo9QkTcqjpvl4za9lrFlgRDnrFa.fj04bIZBLNXGALiYcMZzlu.7SFJEKY3gJ2HsfTzWj9JlQ6SkPOiDsHsWGO29aM9XrBCuSLIbnisbuMsvaMkyr2wQEb8TdfYM9zK98wC5AK7LIU_kJ1O14mg4TkEAFV67esgjXBCqOcqWRspuYBwzSC6emG_1zG3bZP.8tigHQfH.7SDSj_TTkCOGJ1w_eODv9JbROtwaitGfXLmDOWrlkZ__FmO8w7PgszXEE5rz5H7h_d7AKPGr99DJBdIcILu72rcT51JwX4GHtKMYDH5BqooCvhRoILMcohMHC9Zy0ZAuTkz2_Edr76A3zwFOOO4rbHJvNaIRgNKrEWHD5m3fJn.4Lr7RIlIlAoF3PoOHeYjx0n7daENb5oPHi3dsXeOWqgGROPBigzY5SeIAACp6uZKfxoZJaTK3pOIpK55_KQAXpB6OvXMdxyl2H3_yi9qDI_ou.Ux2aKFo2uB_txp9yW0rBQIzeYZ1BdwihlZEgYHJPNhJNXsHgpXlJwTYV5FD7rO_N6a1ifjl1W1LHapoGKUxvijlZ.0JesYIwgwZ6tEOtA.4RO49KNn.FUVnc9ml8_eeJAyMJUuwhWqmn9oD69yGNlk2561L5MwE2Fto390ow48fgKMTJbVGgbCNbTZzIYcapBqZKlyGp9KXFwXK0GDF67KzInQVxS.yqGFBUJrnpQb4nygV8f67isTmS7oOBqxRFQvlNsDgdXKN4wLA2shPl1Bx_caJhX7LLk6jRcuo_yl2.KdzwIOWolrjD5J3kK3sHj0U5hQ0a200jxHiSZITwz_rQGUyIEgg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910fef929ffafc57';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\/4902358671?__cf_chl_rt_tk=nDgrWCdK2kuLlSyAEW0QsdPC_T1ZHcw7AGhhXAgorBw-1739398510-1.0.1.1-vPTXyH5cQhkjG3vemZtvw3eyJM1GH3Mjs_ML03GwyRY" + 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