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-026543265356.mit-edu.top/post/0743925186

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-026543265356.mit-edu.top",cType: 'managed',cRay: '9112c44689076fbc',cH: 'cOpgwGPDMgtZHbbBFG4owBYwUiXKTatMiTAy5p9FSRY-1739428194-1.2.1.1-cijsFQGIz8WjWdPW.94FRgMAVQDEENjAwsR4ZNrWAd506ZePqlHmKcc5NdDCAWvY',cUPMDTk: "\/post\/0743925186?__cf_chl_tk=sWnAYjz6gtdY2XPXxtVE9T7_3d2TO8hz551_jPiu7nw-1739428194-1.0.1.1-Au3IA6bIf9otkwt_L.6.m.nAOmkcLGJBI_z6.cUDTZE",cFPWv: 'b',cITimeS: '1739428194',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0743925186?__cf_chl_f_tk=sWnAYjz6gtdY2XPXxtVE9T7_3d2TO8hz551_jPiu7nw-1739428194-1.0.1.1-Au3IA6bIf9otkwt_L.6.m.nAOmkcLGJBI_z6.cUDTZE",md: "QGuQHcDs.ei2Bva7Ueo0M4tOj22b.Sl150CQdX9Ymzo-1739428194-1.2.1.1-mTGk5UXtJsNmdjLnPqzVSGtKWo2DmhYEsfaWcoaWwq5UrHaMid6bzghGzN.juOVIi469v8MebUmDdP1P39yo90uTdQ__ezfZNGnVyAVajUbWoOMmgWGZCDcsuJSxLy1Tg9KetvgN9obDC4LX8clmdd_9rGpWJhY0l67hRAQbOcsjw5oROQH1hlIxcvRD9DhzhQnuD7hffjv8hpH.fyKa6.7i_ApZnxk8vBE_V2lAnMB2TgGeMZ_cqVzm9s36VcnUOu4WFmXj64sPk51jOiaIT3BZ_QDjmU5JiTy_vdXVmtikgJFm828CgN4pBR0CCYG72Jhf4eoD48krXo8hMZZxEJxN4VHDUsYmsVVf4sD0yK1hfDzs0l5t8a2jmuml37yElbwOyp8LPOl1_rDXKQRtfohHFYg9c37wfN7xIlxz.OjpPdXrgoPfKwnK6pfokVkJhvUjlmFh3DgRtddxiUnc.PUPet3tvz63uHpXPniFqtmqb1ij17jZ8vi2cW_MWNeYJCIfau7kw4TOHgPiODi933d1qW_vroQZVqgYRyGa_EZm_p_kvK8gHAUgI9vcAbUaqUE0FNkXkGd9baNLIS_SWtpyPR2ROaOE4b3P.t7T9vpL70PleilBUlT9YOdjse8D7gNkaF265Z8enwwvq3di4HUre2OWRm8dAxxm6rKSpVqNTvMhBG_wCCs.DTCxeYdpBHS9smEiIUNbxifw_00OXti9Mp9rZU8Srruv23Kgw9bJCN5HwyqKLSs1DjhWjm.0F0PDm4SwZED4H7EYcb4000DPRtywAn8pmzFB.NdSda86AEU5G6PErswsgnRIrA4ZiN0ZLAZIm6wouoQ9BkJzwRwHmCoc2BKmAoL1aHK8bB1CN4pYbwO4zFpDkaiSSAjzUR8KsOjmqdm5GGi4dR4FGGBfoc73N2y2b999X6a90KZK8zU8qUsePPvjEuE5glU_PTkwxw48i48dkZ8wubttSer.yMIjRb6e6JBUzKK9bHtJVTN65KiLpD6So0IGDBazOtt6TZVUMtOhpyNvOms7d3wDsbmN._wfknyWrcfLZCHHMk8sr7M3o_p14d5LLLKcDtCl1UhkSLwCPuDhAzOmhRtClLuV0BNUvHYTLlX7SvcmPdnSr14e2yx.W0klsHPMJGz0OES4VrFQ_HNvaV2De4Af_1MG9Gmz3.Zc99fwwp_.OCiAY0MyeladI0hK33kPx69uuLXQUJQUMPcoPLutvS6xxxAS2F.rlVc.OB.P2BTDV8_UpKSc1DG2C0b3xS2Qasm6UcRNXoH8Zk_WNfLDAWSpErY6WUAVtv.SnTAfwW9YYijUrvYP8g9kuXyWmdVPYnRNLFyXKgAXOorJ3zyNymYMNuJdk0Leu5y1GKg4Z.DJhE.8z210XYfGbFJN5okl_wo2R1wBMqbPxYfGyoKOJizvbQBbKoVRqMFXD7mzN8LToAk6MPVwV5QaiQ16F.SJhMQkb1k33DqogcKfIeohrD3kSzviyVMXPrUjvcK7Y6FPEb7fXBLFsoGKHX6AcM8cGu5M3FllVVGugJyxnWThO_SwFnyjcRwKh8YAG89u7JCPO7gN61TZFbUEwAexz.cSHp5UlVL09Vpl_ch1PXP9ThZqePQE2.6HwmZK6eSHl6LBtFSVa2Da5tsFezGDklSGH.mLQ2rAgiHXgSE_A_Swfqhq8tOM0UOyRyP.1z8_8QrGtUtZetlBWSINv0n7_mS6wIzjfV9HAd7mS7FzxggQKqMRHr9xCZndDdcuJSr17fKweGGzywPcbIx5LwbGsxJnzXCj7Ec40Mfu1fds_XR9A1dCLVM3WqCPEJUXZ89Yho8LQXAfWDm13y6NOXtaTcqq9M74yQ8Ai8TuWnsqRel7h5itvkAQjqNiwUeJur.omPkAsUMt8aNbLzXF6XgvQh_tCZf2j4HneDOGZorQWAYF7sbXopqNGn_VBr7zjXkEfh9Mc1naWWLtfzeHQTtNAOvX2qMdEUbz4Q9a7T1jU2f_AzJAZyhLOex6QCbooIIALlteExVBLwKCgNcH06ELwBHgQi3bWq5EHiHOnEWs9muTp2uboff_bUK2OaEWnj9httcC2pI9Cuo2VpWk3bcI7SZ8bBfNd9NkK9GOvXX2iM1GpA4W5abI0CzZXviKgGwwqKxKJ078DBTRHFSWw.NKQ21VvuJF4ck3YQdhg1L80nsPQnl8hLAFPEmNEjFLPKhFhJe.yYgqzivVb.Dkr6wteltB",mdrd: "jt.h9nuhYXybOgu60rt58AXPVH8YqpIU3E9esD.uNG4-1739428194-1.2.1.1-GBDD7tA_QzIWgcKitPbnujUpfChz84TJNgbxFsJFApGNtyFgaeVv43G6Nl3bQmzQWrLpaMfHclHBwaMI9g7pVqrcdss2wSQxSc9UGpkMKiv0qx0_1csWZ2lAbR4D8IWYlO4chg7XKvsPwj_zf7CUxhWWCUbHsANeXfQSqOMfZGhutiOxaJcegT712TbleLE1hnbc.2SzobbL..m3NRtOxAHmwoKHNZPPdONYSeSZsdYTeelLFG5RzVjLrLAlMOBVZQ3yShvUFC38627p3JXCJB3F8bFiMpqCtq4dtIPjybIvNg7lSo0ACqeAgtqcoWrBS.l8pUIM6HPDSdNxUaM.mG3zw4pUwoxM0663eKGcTbKpuMWcBKDrcyGfT2LEi.FLc2qQRNa8ic3e3uCN.ogzpzIYWDo8OfMsoGI.w9bZ.30kqcni.jNQ8NCAHKSVF54kksTm3MtMQnqR0Ra.NxV6tciXOnJQn6sIVdfsGcLdATSpgp9tEuvbe2gZsnBOIc3bfcntk2FmwKqBQ0qtVE44.3SP.HyyR5VpJlD.7hf4RbXzFAUkPFVCc5esSXJzX0cTBC4I60Vlgs.cFRcmSFFJd8lAfVDhyunrIpuhXIzaWt6wgJ1xO8bxD1WmO4GBZ14gXgQDrQk8QE_hUc1TH4QNxq8EkFtKdfTRcZTTPa7Hog7ID3XA.m5s9OF1IhmY6UM8VSMzc7Er138.x5KPHEWBGBjIVeYcxUE2n2GbzobrwUinhQiFEbaEcKxhAzLej3kaygYj9sFDLC_z96fj1CFURMbOKmHu8uXIn0eN.gFjhRZhbXGaCEz6FqVy8lcS.VksJWq3r_kQg93lcOMkEsSkCD_Y_xcuINxDM72bp.lNAhvunnDb0lqFbSrZxaZEPO04n_TSkV7kOvioMbtQcN1bvcty9zl00pbsLDW.VsGGB944PgHUPMHTV523oX9fc4oSxkmdksGVQemYHoRcRyw2DizkRp1Jhi11wE9FxUn6NTVD..XyP6DSQ4lTXSEl6r_oVnjZqdiODPBqSv.IeQeoyHV_Y6_3yk_nviJSI06d9lD1UveNsE2np4koymZ.W1SS771vC1wrCr05SXBdLkXw914polV3Ln_o7vTdBOA1fSjxsDw4LBt8sq5CLncQlnleSGLof.4EQNbVasfOxW8_CSyBTX0Kj2svZQ46IEkoNnCSrLNg1Bhf8tq4jL8.baWHJmhaUjav3ootEbmRy4n44MFIUerqgo_9oF5Js0QWK6vGRmORqm1ZAJoFRCfg_gFcdoaX5IpdJV_wbesicc95jsLxwTUAdw3rxFw_i.601TN.gc3m2Y3ZSFj61uCLfA5AZz6xv2igURR0lPJhEOfi_J7L5kNYCa1zdmhidpNKTXXGJeNNqwj38yoXHu7.5ITsvtPqlTe9BBO0_d6QNWacf.5LSltnAjKeQIU9lMjmMFGX1Mc87vcMsqUj6xWq0JZrfgphSithlGJYRVoErz2Y4q5wOQbBAy4kciNVioI61tObLAQOb2QQql6sYAqec205c61_8XMkal4ynEQdXvzubxJzsnpDHqxXmEAb4oYwGFATm0VsCP9qGQvf6sk4BjzAAJ67IXRVGXgRXIgS30AhmXYD.wEj1DqQcEYxFYx4a8uPqkkeiRQ5hegTBW48rNRAcUPjyvPH4THAEGmyJiVxNgCj2QtWZJKb9JvaNK727gJeHcWG4FE4oAmK0obtCrCYH9p6Yv0gIHhH6Jb_TMNL.SKY37nDFFFdKi6k9V3.LMo0_0p1yDwYn8sgeYDh0tqqBmMu_wcsvNFEkb.x2mIwIcCNCnbR06f.6W9sHmgk1YE"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9112c44689076fbc';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\/0743925186?__cf_chl_rt_tk=sWnAYjz6gtdY2XPXxtVE9T7_3d2TO8hz551_jPiu7nw-1739428194-1.0.1.1-Au3IA6bIf9otkwt_L.6.m.nAOmkcLGJBI_z6.cUDTZE" + 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