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-833889806505.mit-edu.top/post/4018625973

  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-833889806505.mit-edu.top",cType: 'managed',cRay: '9107ad442af10641',cH: 'xCmELl59SRKsLHOha4ylzgp63Yi0Kmov7qPhFLBB33k-1739311908-1.2.1.1-lhVPkzEwtHoSmx7hwztPLwaFAAOone85.Xz7VN.bezLcFqQd18Ob9YtmaNeGMHdt',cUPMDTk: "\/post\/4018625973?__cf_chl_tk=P1AaONBct0wShOQHf7bqhXuWppoAMd9gaZCsuSaoBOc-1739311908-1.0.1.1-7Hvk69QXpj5jgApte1_3GgnatrgFJgbO.OJg4oiY_24",cFPWv: 'g',cITimeS: '1739311908',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4018625973?__cf_chl_f_tk=P1AaONBct0wShOQHf7bqhXuWppoAMd9gaZCsuSaoBOc-1739311908-1.0.1.1-7Hvk69QXpj5jgApte1_3GgnatrgFJgbO.OJg4oiY_24",md: "mCWHH7LdnKI_ce1_MhTDizARP1THCkPwm_EmDGsP5aU-1739311908-1.2.1.1-fq0XzAdeIYCuHcY3P_O1Ghrny7z9xNwd.GijwsRe_DiJyaW5AMt1juXneimMjP9EX9ZlSWWnuQRhRpEfnCK83MqPusQ1rf2WPDSyxCQBjhZT46vpOLC.YShI1ybxPvFePAowroPYMs.ftQFwo3GN37P9Yj_SoB1I7lRKmcn2EMsKGBt8uEyMOl_4K9XJ2kojpZ.XAbVCqDuqBYn9v1OIvhhQSA9GfzAWnqxAyETMbSOYotUjQe.WifeCrgoeif_Larc2N2jG72pJSjcRxnb4EQsE17MqAcRYniv5UJ7AJTNIhnEovzINLBhRD.w_7z16OV2qdZMpxcFmHoJHVDYfxfg2_F3dw5MtrtiR8fyWdOKUwNZ3bCMNh.M1p8qfzmH1Hw8necA4hjm1CCCqk_hUMsf5hm7cvGmY3UAcDcrX0dxQoCDwuCLVDem69as8_RCV2OLGqbLoBwVtFXXpfh7mqMNDyIn47smx_SBMH.DKGSkJZ7Fqk838aSjN3oQFKcoZurxOtwY7zHCQ32N.EylsULX6I8MV719dJ08GLdEhpr9CI2FE0wyNbO1PyBhGW23BPdrmvJQj5icrr7m.QynaWdnw8wjbR1z0fZ8uGu8c0XR2cU.tfYv8Nax3hPArcHrGS8VM2CjrUT_u13bPAUcyey1ASKBzfUx1LSnSV4FqM.yJHkhweAynRuFgMH6P2cb2ct3TiB_F6orQM3w8Aj.bwWzixYTien0XwVv8tT4NNF920y7eho4lC_53A7Ydzvdz0HW08FAYf6vGoJy2EMQM6pT5rOUpWJnSg2digaw0pmpuuheHspSKC6.GmzTDE0ZfFNldI99jepHqWiIs7SDYeiGNLXtz3BWsUVshjwNHtVmSmxDLqLrCCWhrLYp9aBZeUtSdVmLgTax9hsWeQHQqh_ffj3vNZPHQBgnQxx4LwMuAY7H3qMBoIJkU.sRaojRvoASkh6ybtvYKiM.w152OYgbkcFcdsVIxP5BSdaQF6cLO7.OgdcbpRq2RzDYzn9F2z5GbVnBkAqGSI6_GftMPdne8rxC5ctYjtwQt.nSXnMIkHXl1uQwiwoAhLIQ349WGTAf.nwRJY5hsQYAnFiRal1I_fWZnjAtCzlHGLwym4kl0JKFFC6OQqIg6Br4ZxRkrxTmOCtMogQlJhh.0pMKVTMK6VezVN4j5JypjiThtaLoZqCHjbwumUR9z5es1JJJuxZ3QsHo4EF.aoXTbLI3cZCtvH6NZnDQT5iOKWOzaxVrxuMVHi2EmFzXW9el9CUDiiLf11Dx1mvVFkcy5VFQyGp_CKdecJ1DtZTCrAeJQJmFguTvAb60KY1OV1.mxim50jz8lNDYf5Do59KI1_prs7WZK._Jo9tWaBIGPIPDVmtwGAVXr6.CnBHUZgWsDN7PwLxEnZKlMF67pEswA3raiZJO_EyICTK_Nafwn5bLuKPCdAdDMOvaj_9sPiJkaBzYQa7r_d2B7v7fkX4I9wCetkeK0vdtQHKU24CTIiNilor8v2HpZ126nMTlmdkqolgAfBeoJ0x5IyhPcX9ObWlvwJcJaNxKSuyHyOi5uNt2k7mFLzaRsxSXeFw6FJgVxXAp4uYMVC0AKKKHaDZb4vixrGdJponUo0D1etiNr_.BlkWH7xk6.HSdKDhhCOQOEbrnfb7.x9itqydFd6ccsEZUO8cO1x24YvPhSe90DvVh1X5KurvTGY4rLO506SkRzv136PTr5ct2K4.VwJr4PCpCUYcJioEbjUjyED_qQqM3PkZp_967wzYjhMOT99vty8NZlLWx1fnpvxH15fU9IdeB96CDiGjukOVQguXcOuphk4RblxxeLVrm6fjXC6m9Iy9_YKw0.Z8NoIE.MiYOg8Tb2VZx0z7GoadtkQZG.2NXDogpdwm5W3E3r9aYLOmbVRIZP1fvcGeSJA6e206GWNsMQtkRI3VNBW1SrsRTszFJByEqJGLsjxONGLumcc2XRYEAyCFISy4gYh1s.oj24timrsixxhDfbd.ZWDaNxHpQS8yOdQ.gFRBBd5zAWJ7Vy5wAG1FyEO8BsYE4pnajQV9P46D56yY913MwHyZ4B7b78StMrr4Tm0LOYvOpMVtzedcMql_5Oghf5TweC2Dz3b_s8dpUeBwr4NdYzkCfGKET1acBU8EvdaqfhaHpRZMwdUmkU4S.A54GP2UdGDRBMFrwf.tT92RIpzraCNwNWkUHITW.ZUixKhwXAlO4WjRdfkgdg",mdrd: "jRDUmL3xsYRD4ZBKGzg5a.jTXOEzuc6Y7fyRf1diRHM-1739311908-1.2.1.1-F89b82Rk9jBO_DXr.XlIb_SkNTDJaLpyQe5ui0DSC0kIhbGUr4cduVgqtqo.AADPDL0IBlSQefVzXKR25gP1MbTX7SmvRmaGwFztufP0v1alhaaAMNGwMH53IQys_TzvCuYy85aeOb4VDEk_8K8xFJBRRZLQF3aQfQKeTlH2bVvAQVfmFDKZuXgtDFABr_9Tqsknrr_vY8qCH5kPbsTTwHsodJp4O7IqM57LBd2eJVezycI4Wgw5l_Mv8llxeLO15PqJ0Cxe4uUJrVXuIRMr8MmSQk00ZsxNUgyEXSlfEY2eBfj53tuJrhG7pfJJwkU.2HNX8Dt_1jlS0Apg8m0LGp8g4CWmAbtsibPAIUUKhvoGP45x.pZ4tUtcNGHGcLpu_6pGc9UnkkrdFutKPvF42yB4.ihfyXLUWwnbf8ZJPwA8719mXb2_l7EAiSUrS9AeW4GKgKdvIEHReK4eNyo7dhY5cU2BJhnU2_X.OXplw5_Y.zQQsMcf8ktc.Khym0ZbkURvGw1M0hlhWQiPHeYSv2elxcAco7FrFdoOV5nAGw90WUsGMevTlQzujhCotXlGT9eywp5sGJcC_TRB4ReSpB7qJDGkbzI3IsHnUqZDPIE_NBAm5f97t7o4tRVaYmDSDQe.9u5S.QLkEEBOWLv1qzNj_dJOMHFqMmAGn.vksattlUdGz2yy_4HKSoE4Ip0kyHoyGXt0ivGXIx3eqc7dBV76zFBrHbdeF3gsfRC_17aD._qYOnu8raKEBlCy3gPdfn.WQNJ4VleqF_KVaYWhvgGKq01TxJ61jFHCXl2TPCT804Z4tYeCujaG8NxpVBcVtpvGwM1Ad7h0Dpbljj.cqLKhdWizwhm_JezsxDD4D6ZG8.AE1BpGRckuvIAByXxJjbcigEqFxj1wth9ITSCud7JiPkzHl3UZQWQxSORhi1dQJq.hbboDs5yCXFO4A_mxe.uyj4CQoVC_s7STdSZauYPAWwA1xXbWe9XahnWsnIpoEj4wYBM0hOWwttIgaZa9aE7LFThrnSiSKq50LfKv127WRLYTpOA0SqXTvABWpJ2dzT1KpQK7gaPb_44OEDaBSwyOBuZ3cvI0T3eNhNHLDi1g.BtUyOu9N.igTrNB2IpeuaKVChzinpKs.0Fbvf7EhBtj7GKDueWW7dLwnaEdMr8ecuozSw30CTLXORmdrWV8M2nnZ7Lhvm7nY9lLP.Z6WyQQEoNPqH9xOqEeBssWUkaC7_NLYUYa_B5.5Y6qnzeTp4u_EZmZL0YoKGRDVF3ssBy2_AKDlD096AeE4iCZojszRG1hZuWSuSnzUZubUjFFG1KBkoqOSUVGwAg2SFT_a2SkD1iJeFbeJcKe_t.pRYg7FlXtK7CI.HyFl2Qne2cdOE22Ft5DcmQzeMaFVqlw7lrD_giyoeo5_GjQdEAETi.H0aVqAOlWqW7oft56eVgXQhF6Szi9iHXLim73UAtr4KHryj1EOlLPMFTxoeJZz_NyU2fGdM0y8UzjeejTp3lS4hqCKPB7Kh9xbutx67pE9pbAQh8vtT4ial6sBM_bng5Umts0dYKQ3_Ji6BTuWCxeIqpU8ojIMy196lC1QXBOz53MIxyXDviF1MNrBw0u4MZ9tqsliZRIpGrnYUx.POCWI0NUMFlbR2hBcBzZsChOhZVAQOrqlN169yb6Smu1iypKAsNyY.og9vJHMkOGDxTmZZE58GT_WrQBNEbDEGmUBTRftqMG4p40WfV9iU_JZHwUIU7HDeDqogOWPDRT8SRQuw9Lg5un47Sxd_Fca5vEi6KaHIYoWf1JHrFApuyH4l1ZrJQPB2e.YqSx6JLksCo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=9107ad442af10641';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\/4018625973?__cf_chl_rt_tk=P1AaONBct0wShOQHf7bqhXuWppoAMd9gaZCsuSaoBOc-1739311908-1.0.1.1-7Hvk69QXpj5jgApte1_3GgnatrgFJgbO.OJg4oiY_24" + 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