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-296931862668.mit-edu.top/post/1275936804

  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="360"></head><body><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-296931862668.mit-edu.top",cType: 'managed',cRay: '94b062227dfed6d4',cH: 'pkQTVF9utFbflFXC.Xt7AYbQRMsRvo4LK5Lz4yBaaik-1749133988-1.2.1.1-2oZ5z3IKHzbtdTykzB8XRMTKiuwZCa.qoTi8AQZLo5IIGtaPCQ9rIQdyW3Bk5DyO',cUPMDTk: "\/post\/1275936804?__cf_chl_tk=iwhDJIoF7E3eUT9h5ZaGQoqgjdSZ4dsI8_qC90mzptg-1749133988-1.0.1.1-yUrPoA1zTk1OBCyhvCpxp_M4xuCS.EOWd2Kgc_UyWvc",cFPWv: 'b',cITimeS: '1749133988',cTplC: 0,cTplV: 5,cTplB: 'cf',fa: "\/post\/1275936804?__cf_chl_f_tk=iwhDJIoF7E3eUT9h5ZaGQoqgjdSZ4dsI8_qC90mzptg-1749133988-1.0.1.1-yUrPoA1zTk1OBCyhvCpxp_M4xuCS.EOWd2Kgc_UyWvc",md: "4j.WvADNAh2I9eWgguFEbxKBL0vpWHKcc06K_TT5tow-1749133988-1.2.1.1-CjICshLqgVrtTWHjBmU5izyUftAbRsLltda8Usodzw7h9wVdiy0w7ZOSgDqdoZLeIWWeVXmIcxOCH31cgoK64LJnSaClEYcvnTDReKpiuUurjHrg91sQ_htAdt1qM09mGzQIL4OXhPGsNAPKdxDRL2qGGGG4sMtO_iksbXHuGPsF6LEwBrvQQxTdYZlqXmP.WzPKTLsTxhbGBfp.n6JzJ81UFFb7i2E9a.TIcMkqh9uPibUETVTSl2AdKUjVo_vRMxgPvAfNsoxLODD.VMC.oMhXu4F2a07X2YMc4CvBtnj_1HBraUztk2_dNFZS4B7rFHLeZ4QoK9odbPKqIhrVv0Fdi.dRKUqWFRr7w7EEqXkjjfuG.u1amkcyQ38vll8s2BZm6w5ltM92xsAjCf6yf4N7IwXOzOdInanidw0n76teqA3E19aszw65JaqgakauAgjF54u8VwHi5R178G5hYW5uH.unMzZh4d7OrBofwc.DwSePxhcqvnMYke5JM0kuWlpAdHS40K7_tTEpSa1sSugqlHb1ge3JC3d18_ABH3hCYib8yPxxYLceGdVY6KUXyhqlpBX2okAa2vmSV_3TZdrXM73o7NNuSSu473EORcQeqg3Rn0u7Nt2__ZgdQb_ibvxm9D5Qti4UEdnRNuCiNy5wFtwTBPWF5m0DapIadxfkXj3wXksHbJ9I1xdNpXoYWoEHM61lKIuPKZxNK7Gok1vcjeNQcDjeBr8VtHX_9bev3GHajlpfI1v0JsVvMMkYFDkqJrPH8XeP9Yeikkt65_LuTPClb8MfOFR0SSzVd0dgBkIjpAhEk1yzy6Vf9WL9_Gi4ELu44UF2CeuNp0OLOA",mdrd: "2zNaFXsNifk_M.Eb9XNe96MnOq0d.SkYhusKkVnyTB4-1749133988-1.2.1.1-XR7XBiOu6uhNN7rXdSL68wx_MPVwQ051CNj2AoeodMBtM._PYQSSQD0ykod3NJCqM_f6fh3PH2NjD0C9mjs2NqBuLhO_2eMLt8pm.i878ap5rX2LZ68BkxN_pjpUh35O8eItpQdulRwGqwyc5FH8bnRiZ84eplCcqlRzzI16Yl1qvPgpv4RwtvZsNKNBQz6XLtQGntidlHDzzpZCMsnU6YDNgR4_JpThOoW1wDwE8U3VKhYmOIjE1_FmcMtjpFQcec0_aWzXirjtdh3h90EYhj4XX2pIKK8DO68J_C35FVGQcEqs5e4ZjGE5Icci2VAlu9_PRHDpqFy53FGlAHgNNyt5RpjhqXxiNt1LFWYFzHQhkBHpyk2QrsB1UXt8fEXbkvEz5Pq3Gb8FQY8dobTebrRgnvVCbEsosxLhR4_1QvxNUVtAf2mtXSY_7mqPBQ7T4EU5FTVJCCkRxLENf3PKJq7NNKwUMbayeo9zBaMf2lWnOGOFbdjiGGhKEtS59hQtciYKUPeuJUvYCmTl8eGaiGK2VawQu2hgkhkoVPOFwMSxEYL0uGTI77PPAdIU20vMRUsAMUb2..PNB7VaoTA1Ri9UuAuD5Up1vMuqmDIgemeWHkAb_.sEGHUJsMDR5qsMO6cx8J8jM2EOgP8QNXLUL3UYjkqea95_zuVWC1P.O4ckGdVOVSG.0Z6NPjnbyKfJsGMPX6sjEgA1EwuTBxUoMVbQkY5r04XoLFRwjzmiW_DCM.suHtXLUZQs3sDAy.6YqgyRL02TcvI6JbFoNbSJZlGLTlBtiMuYd3tyvVqEVGn13cJodvDliVI2AQ.SVrh6.SMbvVHXtPh8bFNfkW8krwM21dztM6f3pmM6zYzylELm37SShVWqhUQEFQVQ64AGl_0G7OGMZAZaUp4OX7iI98lINYRUliyeKmJ8s50HUwc3.5YJmgICID9EPreSxGHBNh_XLwRe1YgepiS3bun4aMu2uOzo8fyCaDRPRryiS0R9kBbN..6_h1cwulebyZz5z91v9_kocCUcJgYfxMdS8eXrelGG4ONMlNSTPk1aWJaW8rcryDQHmJ52io3SdRjGVTnuh1ny0e0RByzWvwsv61btARaJorpAEGvYZG7gN2SWtF1AcSmF1b4oFR1YU1BSIb9xTepjR6nCKImEKXxaBCpnj9CiOdVsFS4nBhdckwvPmUhdW5l_w4GMlSb7sp3xk3D10fiQfTBDy66Ti1OFvSuYr.elG_jBFZHCGSqteDag6R4XuQcZSWhUcUfkMpo3..hNPC7PHRAC2ej4jFwOWMKVCOyE7mfH152EQ0HHnMipGeRznrMUthmyhrC0nils.06QraHsFD_MEjtGMSpROcoU3TRI37dV7hjm6FkSvAxjq5PXG2ptxCErWl8TMmdTmCODmFT.gXFoQynC3FH2LnXu5.v_jzsVOT9BDQWittqw8n53wXlR8DHsTIPbSUxTQmWUQF__dPTl76oKXkfLGtJd4Ng_lF.Ban.9mJwu6vqN.YkwP7AYSG9VAqViuF2tSMoijLdljL4XDl7XvuCFLZjgp7RlOM2zhZH9Cgp5wepY.o_XyyXbjEJEkqB8Ax.fx0S6E3sVoCpRWTheYv3VdvHCjGjDvpxwbQWMQY7buzvg4ayHMGHL_L0_Dv48eraxYjgX00mFbDMtu9A4LzhmkousDPrwxxyv1fj8oE1HAFllJHkzPJsOEZflp1xf47p8ExvQWkd_Q_bXdULkvuBZfR.zotNpkX4HGxfld4aEWRHvVJrNX4HQYXZIB0E2W_9NKNPPo8i8p8JUkuFFDXgx3lfoc79VihS5yWnuLjBOZ1kawtzWEg9505bAJQlUowteeuv4oXYDiszZxUJTAO4MkrU23iELXEqtrdESaOsFI6vuvo0Fh32mM_cDB25.WLSO"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=94b062227dfed6d4';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\/1275936804?__cf_chl_rt_tk=iwhDJIoF7E3eUT9h5ZaGQoqgjdSZ4dsI8_qC90mzptg-1749133988-1.0.1.1-yUrPoA1zTk1OBCyhvCpxp_M4xuCS.EOWd2Kgc_UyWvc" + 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