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-aff7rr6kp.mit-edu.top/post/9850231647

  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-aff7rr6kp.mit-edu.top",cType: 'managed',cRay: '90f4c328caf6c563',cH: '7KlfHJ9Q4JednoxhcLU4Hm6Sg43iTTi3KJSofruLH30-1739113575-1.2.1.1-J7mYSyHDB7Y8SiDT5xEJRFo2A3etKC1t9gFjT6iWYiTujMtc5iuPDatv9uScNt_v',cUPMDTk: "\/post\/9850231647?__cf_chl_tk=KGz4ThJ_MRvBgo.KZS.uFuCyel9a1X.A54iKvfPfo.U-1739113575-1.0.1.1-f0szOEyrWvhBgIwFtaj0uznkSwuQQ1xJ9bEJEag2UAE",cFPWv: 'g',cITimeS: '1739113575',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9850231647?__cf_chl_f_tk=KGz4ThJ_MRvBgo.KZS.uFuCyel9a1X.A54iKvfPfo.U-1739113575-1.0.1.1-f0szOEyrWvhBgIwFtaj0uznkSwuQQ1xJ9bEJEag2UAE",md: "3.C2o_O53wGW8Yuh_YSWvdYpdoNlV00uADxO7urZeSQ-1739113575-1.2.1.1-kmUtJppnoVdbHH1NMod4Pw_4zOZL7lMSzDqRJ0pteUBg0U7t5RVFIxkL4eS5RRGkPZdSwJ_v2gB4sJzx3K6QOP3MGM8oRkGSp4gMf9QGqSGyJdcwMSWSEbFg_MfxEfUsM80MlR4QBO8M6jdiARZdtsstFoPTmLsQ7ZjBXhLMs.ZnqB32VXZlQAJWd6VfFIi3n9FarMKPGHf_4G.98_swOVNDD69kbs8vO.f2HIRmu3UsymCvViZlqUfZaeivCdoJMdPzUWDYxRcedFv9lPSi2YFFF1PW13hANSm5D5eBMri9pjVAc0BXfsr4h_8EVRBO3olib54DpOUddArB4Bo5RAw.xpcXik9DDtp2wqBPX4M54G98tzaOgibcAmDm2LRB00V7N8ttXYC26OGevGQAbrNo0LNhQJ1s5je9XXFaN6tGdb9X0TFyfJDnSWAU_b6JIFgGAdjC8ReHhGSZtk3jYlh7cDM7tg7vI.w9i5Xs1hspT4X7_zucy2VbrzOVuINJDNAdSt7nEuA2IqMXq38Oe9qXKnisiC_i9.z5ML2ajk3lObbrFfQJV9CNhfDAyBi76nbgJFJ65IqPI8GtcOw5KMYAkMLp1n40BU.phKLhzBt3E5pGvl3jsL4hf64EBI17Dm.SR_mRS_3JAhYtkYqvCZGdF_5uSiRjhXYQQITe1yGedjNuBrHFK8FKv1ROX9yvlzxP4XqM7hx4mxp6BtlmwiZnK36scAivpH.vaZjxuIBeF8XiNrqvhoN5INNY9xhjJnz8mytb.Yw7u53WXcd1EBzOA6i8ZHGCPdJ7llGNpmJEbafJzcALXf0p5ZbOOKfxMFn02tXBY2RrliW7bZ4fE5XVSlMZdmbXX.h9FG1mcN9E3lzt2pH3DHRGWwjFaqRaB4k8aH3Wn7EiUJuJJRI3_amWzU8oviko3za8jBP70d9pT93sGj7N9Zb6kFfICCIlFjEeq_yfHDUHgOVf51rDAluHN3A5b63.wjtw8H1xL4PACGYp9zvtp14Thb7.jjlecxCTpjko9pHYwWzMIjertimvEb30V78yOZS6prE6OA_sskBXDBgWztfX34jVEbwSLBi59OrPxtKUfCjuc4_YqoFBS7x9u0Nqxm.IXSYSr4fIHPcapLCEvS8QzpnPaoYqPJNK_6OR6G0XuHZyNUMmt847TiHsDMnbOlH4Wu0W3nd3g7h6aK584S_idee5gkFnTsSwDT0Ht.OlFvwFzXjJqdc2a9cHNRuMiWHer0cIIOd.rJqABiM1NNXxTkTHjlTuhnWMTW1uzVJg4e2LOw4JW61qfLbnWAPlX2VbdLYL7EvFPFEnWJ7JM2X3LdQ7hjqyDGJhteWWXwX_M1lcXQPbAHT5fDCzjdHz4JBnPudytul6_6eqhJVBZnQzIHJkZjpcxo7wyDlsgFVRTiapOfc.l3K__Q43aShqhtIRMnBkreogPFrKLBWhg_vbES2eycfO_2Q3yB0ly86IHwEjWf6Xfd62IJs25dNEpjgh3BVSGz.Fh9FNYY55MMn7hlgJeEGQvoWA76_aKMrzftPZoXXkTNtI0RviQHExrcBqCiQyV4qezoxfEXHd9LF43Dil0TMYUqt2EXdnYl_DeoF6e6CPCngYWmRgUgjvNgnBStw5SkQ5G1d5o0Tb3jqJ1uxhFAoO3WHnlw1nKj729UXBnftRB56EOYPD7TthCBU3xQzSd.1wnX8VuaQeJDWiSg4XGelFqOxwn9_Ju44LA.iz1c.dYMv9J43oJXqEeQiHsN7wDXgyhdpLnRxSw8Wp_tfUstCEWS7W1yIbycm5gtuygdwdBoFfJn5uZCRypyifTE7Th8QlDGgQHd4X_VPSafpix3eG0MKH1lHDvLbbUgJGNdxu8elLrJtiAvAvGAbRePIPeF9Cszoib3sgOQ84yynKlMHKP_D7GXvus1vOhYgVwPRmVfu4TmkO6rOobW83ttnSLuq5c3kspUVU6jAQ2Svwd6eTmdsga4Y6kkSAMjE20EDP0EM6pfeo5ABcvVXXGkCZns8BXXvnH1ANJHRyv4Tj3HWrgt9RuWLSZ5dbKidHJp1G2vSYgsqpOkA5RhwpPqa_Si2.UmEQQZws7sgV4SdMoZIXwb0eOukNQsTwXF34sRs.enPmIp.dVwd3zwVP1vgl.LFL9D03HvsWCggduWWafSuiwq_ZhKkbxsCiZikYCHKteEJPzYndAlQoMu5gnlt97uUELnvTF0ifz5TvOYE0VNYY",mdrd: "pnkqGIzPQdgqZ2sTGDpg7ZqZe6EZ2uE2yOF4St4yYQw-1739113575-1.2.1.1-b8SXglAdImNurc_i0OxRFplo1BIUCT6RvpWObAoPtxB9VqC.Oxyb_abZJnMWpA13CMmgKh.dqqHEkS7vfofoHRAdJgG.UXvJ9zJdu6f2hCp8oMhkRHapRO8qIBwaKZ8QkFkyirugZdRV12znyTmzO7GWlRE1JKqXaXrC..duBCI.mELLWwgMLUZrdYm62pMFuzJXERhvaE.Sy3rmoZobJBw5P43gwGuBUswfHXkw7KIYriE2h5BSU8woizJd3rmoUYHNC0sUDKPLmOuSiXCgioaNb3PWmpzEWGcbh3gMqrIM2xj_T8d8XA61fsn4._chdsHLCtkGdMEbZeZZGtE6miA2DKrewGaHte6c2d8GH3ypG_E9LLWRx1W0PQ57IpuKUO9GpIDk9RzkdMWbrdxlKR3u7txpG.Z3YBMcWDvj3QY3V5YPO41NPbNCxGPF1.YesxNPtv6VFXwdHPSoqOUov5bnp5us39fxDHOXVeUjY2w9605LbVvse2ins78zksPbdUb9M3Wa4iPMRBv52C8E1uYnTs5Q5TOGABZsE2gpsGLEelq7SOnLtbC15ghtFnaTacfgEFtNcYJBE7GB5DnU4zN1QZOYLTdvGptXJPy41PrJ93R9uyhdMQ0evYUtJb97piFEZCNB14rmQSMTWyh50ScUsME._6yKeii5FrcA3dSREpznIqySCt.AZ_QMBoiiHR0LOq7a.ueFWxuVCGFbL.e5ZhtITAs66UerM8xNyvaDGQNiIvUwf1I0Uywytv7egx_0FRepQ0_EmSrKcc88mwsS1Q4F2H6irWOg1MzysMNlTmGNgiFb8Lo8ncyWi7HAzgRennKM.plG9bXrNb2QQJev1IGySXiRd4y9pEf32ncGWpDVMSr.jlvMPMQPQZsUmTnmM63rqzRRxrErgcCJbMIFEDCkc7a3Ex_feaW2W6ZJBq4TpsUGndDxVpFBte4WHu._BVPiACbXyAt4dTbm8zjZOK.u_53tovUH3mW9Gkn4lGdc9LxheB7Pbr6dzT0DhWDg6nYPnIbVVQJq2TKYh5fc.zNFRMRR3tDcBgJsb4THQ5zPFNTeBZiABJkUjPe24ioxDhkm7iilyYSkE5qdyKjbOtYlGBJiQZGpoqsnbws77JCTf9UQrtYHjLk7bnmdqw2d5q6NCbkr5J2GRhpn1BT28.W_gUAYyZW_ufWBAMUW0b2C4w.avU5DzvvrUGY_d42t.oB109Ii9KDTf_bQrKpATkICO1K8iv7FCUaf1Cj.Xw0Ne.iI7s46mg0dp7vGCs6N7m6RdrEzmkSrwlgnoGBirr_rY_rwrp.4Wd5FxLZi0c004gSrCt.SqwURlZCwoasqUc3uBBHn5rP4rO.j279lLQaVvtA0RIJw08P6HGNVPiCVvya3L0vYqfOBh7iRgjt4i_fLV7kluRkTnPY_li9S7_ICO0022zDbEouWztiHcW.cMjy0NFNwRnVNSADnpIJm3ASJE9Z4KSaSoNXwzKbaQiDnkGWcI9rQ_Fz2k_CV5CSC5Gpad94SUKbpGx9Px0J9CIcVNqBbfcDnkyqOP4LVAkeb6K7RDFZc1vfzuNvJ_5ZQdJ0m7cvyqFdbtcDKoKydWEkilswaKrmlEVFGYI3_tfNKqDn.4st4UtJsOk4O6TGwL0jbs9RvoQj1sjBSMBczwc4Gjaw_4CZwgzLnTPKe2fJpQbNawReETTToL1KjRPEj5xEz.YvMXJe2jiADxHu1H1_KyFjpJ2cyWzZKIAHRcPslfZZQJ3RFAXxdfyixBPPyCqA55p8h2Kj8EUaVmPTHyMFaB4V47JbvW1LZxF1SRq30n9RJoJxVmdfnwOOe3URW50MWKbiF8a7znlLn"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f4c328caf6c563';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\/9850231647?__cf_chl_rt_tk=KGz4ThJ_MRvBgo.KZS.uFuCyel9a1X.A54iKvfPfo.U-1739113575-1.0.1.1-f0szOEyrWvhBgIwFtaj0uznkSwuQQ1xJ9bEJEag2UAE" + 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