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-264520263584.mit-edu.top/post/5234160789

  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-264520263584.mit-edu.top",cType: 'managed',cRay: '90f3ad873d70d6a1',cH: 'Xe5JTReADpCKIy4biUj6pZ2Mt5lyJCaDQ0wt0x3vSGk-1739102204-1.2.1.1-cCY_GWXT5rnCtCGYoFdWXGIX8VB3EplFFdly2EA8h_9mdMo0o2aU.Kg2zT7n8qjf',cUPMDTk: "\/post\/5234160789?__cf_chl_tk=TsLNXrOuT16lwEYXmEQ3kI3bLDCJw89a6B2j97qpXVM-1739102204-1.0.1.1-ZGtzZHMGzVCqQDdcBMx6fi3j95t5yj0jsLJj8FNOrT8",cFPWv: 'g',cITimeS: '1739102204',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5234160789?__cf_chl_f_tk=TsLNXrOuT16lwEYXmEQ3kI3bLDCJw89a6B2j97qpXVM-1739102204-1.0.1.1-ZGtzZHMGzVCqQDdcBMx6fi3j95t5yj0jsLJj8FNOrT8",md: "nXrkebQ4eJAXZu6TlBtkmiu5pLUqPOaG9CfTvSsbtbI-1739102204-1.2.1.1-WYU5Qwbm9rSstsbK8zIWQ88zvpBUYqfZGu4qOIs6kt70tOTHkZaICdfIzgIGZUydRPWrzk__l3_PO7ft35D1xiESj6B3APN3lA1QxuDENrlpnqeMwUZfP6rIQviq5xj9DkYz0t90wa_CTW9pSofuKk6w1oILZys5.m3c0O0OYH7UrpUFTAM_memUIiDw4theHwfw.F91BO.pTckBTE2awccsNIjTGdQcz20EPHQ5Po928KZ.g6l.SGGCYFHTCMFM0g1oxVZAt9fWyRJqENIIRzeROshVFAw5p2GguKbp1XCEEBTR3jUKrVQRoVqolNQpT3Ux726imQiC6tDPM.y1SX1i2q_.HqMLSkrCWyDzRACWFZ9gldYBAUS.gDbltbTLSzjZQ8_rfn_17P4eLpTQ3HdyFax0yjE65x_5xzH1d.hEbSj5GDNsZaifXbbTS7jang9bapp8OFSbEfdcb1EQ3rAegKvfqQn264EP.BuTTu67OXMnXipTtjaEseoaa_BkH8OMFW7GJo1cglUTu4mpCAJ.tk9KDwGkAZMRzFYoqGSoxgJAnVek8rJqL8jID9h4NCptkYIAW1rlGtuYDFTpwb7KAWqXJTRcUyD2w4xblw3kSMpEzMcqFVyHhp.nd5rYDwEaLQWS14lfkCBOzeLDwczj4BZuq.DGyBaNHOF7aqz1m1ajAI_RF0NFYovoCYt5IAOMn4EJr94rWVpiPiqRtAJ3jRa7XQagRFOzowB7qAKnHcwmXPslUurWg5vHQ.PRHoZghaBRgPAZUIsaVHino.4E2Us0FoZOrx8GmL5MPh_3ckHO2rdaZYevOLyGl_2uhwT.geEqh577CECUdjMrn0fN0_oTo6CBG2ZJ2K2qS3fjMdkwlj63.MpVFJuJHjrqHuRlCNwi.JiNkItjc3ejU1YTkRJwmfCYaV8G70swuX5PuA93TmfTgd92_x4hDU9g4.OuBQnpc.b58eKR0c.s74JeWsjAfgSdFRniXErbqu372rUowo2f_hDSopZE.AtaBNI4JeBR2ISjoLDh.vWFK8PT7XYmaPfjqzwU0bVIJHcm8rq5TmPZ0UKPysZZLjM07YMu.UGDOf2.LOLYBk0LwO5K5iKNMmSZKD3CGJhgBGV7_eN_fipmarC39.Hws7qW4bigsKSs7trKLVHjNTPZAlfeY712bo.rfCIXaoP6_J2bWC34y8uaBD7EB9DBM5iAA9cs5kgFUo9KP7rwmomO5eP.DWUabxEtKqh4OxCReDuwio.8jApqm0ol6I2o2PlXRBkfZW6.KW6Ri0cdSNsxGDv4nK6WwObSBnUPhFYspxagK_GgA_8MBYZiuFPFvkOGWQBpYqt1kvM8jGwojIEHYtxDDuWjr8aZN57DHORe7Ior_Yu2qOnLt7XDnsIsDy7RkvXYdkXdqpNCHJGmGp5w0l.g6wdUJ.QbHOXIgTXIfrWi8_mTmhDDwxdBBTMwELHrkbNqm66Eg3fUlRQaZKXCj_XO3v7ROAJTbaX3r2mpA59__AaE9o4hIjxVYIxo9_cOGdfTeG7LEAEZYhB7QxOfKkCfM41zWPseWw7ful0EZ708An4OvIU.zP41ACe5JGOJkgxKqsa96O4b.5uMUwTd.iUnlJGN.nxq5Ww1_SogYRC70IAzHU3M2.AHSg4Yut0J0KvKn.y5FO62rSVIpL5y68jxLV1P1D_2VWx35WI_Oe4kYFyuDouD.LB947yC2zzpBP2Lc9VS6aEcoj3AzdxnK7hT9SdVBuHHo.CcSIqgG34BZ4WhJpYCeVU31oKnO3IhwC9X8EfPYbRgYd80qRgwEoOyDfOJ2gGiiD3XxIlAiV0MSbIYV3LBtnVA9rrtEVd_e5l81lwPQirG.vD6Nznlozm7KKShhQU6v.cfsPOCXgRBFCVuA0EAGy9_JOo1GhRd7Bnn8Jg7aYgAtZS0mnwuBAll7RV4QNKNBSsc1PIQ37XK7jL_HExlgsS7DTsgI0qiXqXWoIZyW0gFOBazJunATuEqZ50_VZgIuRaVz5__k70SvzrCa0F8J2Dhw0WnpePdY554oIlLmwPA.d6i4pYIHd1Yjdp6Ci1W8hyCG9Vmip6in.f6dz8fooZhW5oxWZ4esvLRbyUQJ09vOvmFpbMTCrXZYFPZo.el0Sw3Jj8Up5tj.5d79AVpR5rhxxQWyxkDCDkvqNaFptrL7y7524nJvO1pJS6H.6zReFd04wer.zfafSk2ym.M6tMRmatGva5L",mdrd: "ODOfIoCvVkmZheF_iLDDb4KvB6xVVwAHpMjThdZ.8L0-1739102204-1.2.1.1-uru_KklG7qDv.q0BzIls91vUqTJDt7zK9z2DgiWiTqUJ9Y1jvMFPbhXuIswGDIlEstIaK3WccQkGorD68AeHDgDnfbWY.qtEB_eh_EKBOHNC3fD0FM6ZIazHGBZZXjwTeEnmgDP8k21iL4a5pBlgQpEQK5PRMbHio2ICBMvmFVwAZ.L3LkM7vrHXh5M03t4vXZgtnfjIoCdjRQ0jvFnU898EgDn3qhjLhagQ_GvTHqmEBsUQ21M9WE1WsL8IzNv_S.lHFpw8hgVjZ0_qGNpGtPKz9RO9fHmnAF_i8L0fr9FG2XlZV.2YRKpeHrETaUCAg8QfJG15ehj3Mh7mDjF1DVUIQ7h4ugsia7KHt84SvVYsVFZJRGFCud6EF60t7EJObBp1Gb5OYDoJF_w6PwL5FDrJozNiCquqicbv8jWgVVPlCHgnxtXtF5NMmPbSIfBxbjmV6lwcnZ_F9gzm0U56U18X17W6DQ3uwBEO3peTNKKTaE8VZr0mK842L_EZnTnEdC62tZu9aQMeFgLoD1VmN77ORt8sXKWvtYl2jmp7Nuvgb.GOh6WQ81L9h.mXhvjSloYJnoPwCOMGInInioE0PfY8sMTeNB4DvICCK.bCQ_pKHVVxhZVgtzHKHXt17lhYHnWEmtgsyc26WFXSYN9eZ6D.ossdiHcBndKE_TZ_6T7v62gtHASrh3BOCryGJ7a4sOVwky4pFqr9.a7jwrRHxO.w6wU3LccdOZqXTrgJmmsDHpJBAAJlG.T_vgtv2s1jgkdUmn8oIf83X3ob.cBA18IKNGB7qY89KUyxB_EAKegSf5zrjkpgDhAC7aTOJhIDcMfo5fMixQbKtaUtYTxSFBiYjgXg.L9ucRoRUFz.HlnRae6pSiTH46oRB2QcpXc0nvICvhjbwFyz3UNXkkIVlO0xXddGViAf3xsy3kPY1lrjy3fCQ5aFruOYazv7_wIFgWJRyYYI9irxqOmgc8iB78YKM_Yg03TAahaDTkiImcLbp7YMofTva7.hTC_lX12AmYAUSvAluBAAr9LwVkTgxMja6bmO0VxvG1aSfSGYzW49I0WC8HFA._jCZpwgIShkZ1TRqqoJ7GMRda2jsXRlQQwofpVvYWBqPDK0SBDtBvcTmVKC4XVexfdnf_8XTY2wZPXmIlFnfoehk4sSLhg8Gk5dzUqVXGmbHHfamyrQ7H2dGoiuDycOE8SgC0LTj7fU_Xfos42Xxwt_D6GnEq065oD8p7u6tyFet2HKGXgiNcX6k9aiNwN74IwM_bXWC6gchzNjLimI.ly6kxKpLDzfif8LlWymiwAkafUyT.qtom_YM61n0jhRRl_GXQt76d6KvXvnztIJHIxJqg9ebIZI3oKw5LKJShPXweGxr_fjAU0Zod3C7QAutmjZWj2Oo0tBW236XGN5PcL2PR4OfTeuVNAQ3JtzlylmVAa3CKWy4DUCjlzC3DWMimpdzwcrWOhQpMZolwlzovBONQ9FVR1ecgX0bgyUXIbK7lY99vDaUyjDqkTswWhnNaUe5SHoO6CogvkFj9HcGo3o1s7kz__X2_23eJnShe2nHuwkZ6fNi7WInaKVJBq_pVERyWekVNRQGsDa0H_iQbGADUbcOwhDh15sdyRNHHACoJivMNtbfeCTf2mcVnkRbZkseZLDCKv4NGVZTV461DnWVqKrx30JNqTVkjIYP_UUYt7hmB3gFmy6UfYWpzkuXnE2PMG.QEiCv9yh1vcT1saCpp2OcDrCRN1Im67FhL5GrPrT9lO_XpP3FsO14Gylbk5VT8AGQYUOPGIQG2uhk3ctPDT5S1NgpMM7Q0kSUi_MMvw3brMiFkM"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3ad873d70d6a1';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\/5234160789?__cf_chl_rt_tk=TsLNXrOuT16lwEYXmEQ3kI3bLDCJw89a6B2j97qpXVM-1739102204-1.0.1.1-ZGtzZHMGzVCqQDdcBMx6fi3j95t5yj0jsLJj8FNOrT8" + 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