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-022412203936.mit-edu.top/post/4387095261

  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-022412203936.mit-edu.top",cType: 'managed',cRay: '90f372005ebee611',cH: 'mNC9zLj097muqFG71d43cT8Zl1RIh5HDaB80_st35sI-1739099765-1.2.1.1-5iHQb1KWsnqZDChVq6wye43nAtHXmywpkS22QSXqy98QJ9wYlFXbmOkpqdBsbk2A',cUPMDTk: "\/post\/4387095261?__cf_chl_tk=nWDC2PLtLAjDpElEDuiMD.TjsA9FNhOulWte50Z64F8-1739099765-1.0.1.1-ehzFAChMVLWJ2MyZctpk2M4.rVt7u5GuQUjhNUN7umo",cFPWv: 'g',cITimeS: '1739099765',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4387095261?__cf_chl_f_tk=nWDC2PLtLAjDpElEDuiMD.TjsA9FNhOulWte50Z64F8-1739099765-1.0.1.1-ehzFAChMVLWJ2MyZctpk2M4.rVt7u5GuQUjhNUN7umo",md: "u3fi_23KWPGVtrhtjfQTXO6n56kswrYAS1v4SufrzfU-1739099765-1.2.1.1-pOxSTEGHzaebQCbALDzAuYlg2gtziH2xZlH16q6K5egbaMdaSq3SfvWEY5n6TYfnNsTa._IDZdmxoIBVBjVKy2gSwFMFlHIleI7UB4fxTDgfSIHUw7BDyobQiEdPuSuKIIbcgbB.zWDIkM1kb_DoAprcpARzI11uk262Jwy9biwgICFK7KcJUlcta_JtyiT2AJIfT_dAxwoGZoezpUZfKfFWS6pO_QrGu625uosrXVXpDzSxzQ2kXfigJyJvhfqexC6ws408Znfm7npSVQHs74ALen_PHcRdEuusRgkUzuGFtClLw9QV976phTv0u39KtiQMl0Uat2hp.shjhUV5lzG5yB87G1szjuxyu3YpahHWGvjv_Na5hJWpLnHKe52dduI5yWQylsK5a7HHvMs.A27DROvR4Mjk1lQGcoHT7mqLR06rVXzGDp9PgNtpBCAQRHia0vhXlsmdXJN0GGtadygwVV3FePDK0kTXFzhwOCXFIioKz4PtfPiHse7hQmPYMAlRnx4wrqA.Z5ZnMf4amgtuvdqeH6nQeDZTJM0nqHcYdZRUmxY5Hn42xD188KIWP5.pHsUkb9DEo2vkSkK69r58.h1DkoApbcVz9flXakvLHbKs43zOCBAy_9_kvgX.JhoDVc9qOFruKhlHQJZDc2swLEpsDrxiCtE4Atx5xWEiFDh2i7pRJdlm_dcdppHc8le5aIFEfVyqmrYSCxiQM90gsjKgBmUYS1K8Kv74GuFB75nIcAQsfGEfM6n6T_lgih4Xvu_3wR7Dlwj3eEyFShFAHxgLxIYETZLlF459vGxDgLxahnqgbXPI.nwppz1aumTx_niu5A99hPzkJDMgamuhV_yxA.F90oSWW4IbOZSZSxE84ya9q0ekViXesbeGpYv60GqPg4636W6jQzc2rEnpvRG8rSM3gRRuTFZ8yfMoxjwSPezmuFQxh4FCio752yV45KA082Ww5cLWdadoFvrUBz.NLXnlOlsDUp8WO893hyqVmvzewX9PWgKhKbbX0LY1yxmzyWDAvOBasLgYF_EWyWG_ZKA1KU9tsV6226L1suuMgUDRqGnTGuBA8s_wcez37l03OH0ZA8WCcJuhaCRhF9ajiJ6GgatrycJ3S_9QwtHgzMkTw7NC6u1zy5kGnMTzI7fWJ3hNO3nyrvQ6qEwQtFnhywH6kZhYBvJnJA1k4IfcIvlYITSEmDu0pkOPiLYNbvo6HtYw5jpSKwfxISmDnvC0eKjyV9TISw9UsrL_nJRAOoTrMcVeRjEAeJHi.zhUDT2yziEfXD6XAxeDy75NKfbUVL0_bfXFYjuK5SiAhp78GX_9irp_Ou3cckhmYcuk_HddfRu6OY9nZUV3kPxNL2iBG43JIzF.CBTXDduuOU3ZcjLgtMneE17wuN0i65.n.AsJYtPT0wl_1vJk0SmdI7FYWmdy1O_ef_JTIc9DaCR0QvGb_c_CXd4.OD_cx8zkyEeDE8wiij2vpna2ZqW7MskWug2R9lvRdglGyE1AdTTkTRtKZej4waV_nNHxj7ePe_eA0TM_uZRKQtOTGzAOvwESMXhcHno9dyQWfaqBh3qYPOfhlxhSsbks9egYLYek.fNiEPkc_pdg3_VlRBGlBmXKGQ0O07Nr.6VeHeIJapQmuNLtvMMPOSKYSsYZk7ofwRhMU7BpNTR9a14p4syS8k.P5csfPpg86y5GWVqtVVYBlv0JFfo.hk6oItVxCeaIbbZUCmYsxdjFcKdpahAhmeJJKJ98.Lpn72QR57Uiv0PV1H.QfMQ_CxhiDDw4NqxuWT2iM8FlKt2XjCjlH.cIbCOy_u7i_1mz2WedzWwHM8eAWNCwDbm0AsWU2w.fneD9jFGhkJ854vwu4h0BEtvfTe5bNW3Ef5RpoOzonOWiJT6x.qXtYRmSgDHr7as0Nh3l5P57V9qjDIFcX.EGYFKZ7L2m9AqCDZFeefsvfcdw.61XXObsGsQDQSD9f3UKzsez873xwdN96bOQbmGxhohJf71q0r8u3WOw4hRCmKOZSgA4xmea3ZW5yWf_t372pujXtVdj.n4vVMGBKnHq.yypmWsBZzSKCkcQqdJ_Z6yS4af8jCHaiNQuAaiHr8pw_GYjpMb9nrz8Ol6pqQz86wKLRsxZsa5YDnxUUMsY9oYZIgeOjiGi6OAQ7W3dYaXeDfwkBNazP_Ox_Zvfc4.to4EkW08VBQKvzwtltZZ3FJVu9j71ZemFFPdpoBIIHylK",mdrd: "UKWxKPfLgENRymxUP1X4zTQWleMAoW2O1pbxJ9jYOZs-1739099765-1.2.1.1-vBE0Rk.ekIi2E0Cbcw0494NaeJO2gWAiMGMI2gBrOS3SxkNUcp.OaXdAjK3c0Am5y2GeiCOfO_f1iQvi3EimJiFqYPD0sMTqaNdLS8s40YEbtarRVzQ4KUekwNL2830rCg_9DVfG7cDzw_9ZLf1mUmbAsCR3pDgoIVHCHCvgAG6JeMaKJUaW5eqKaQNBYrOL.kTKZlo0UpwZVEbM8dtXEfHNMlpzjM9_g6DkCfi6rjEOgqWaAGkRRwhEB6uItXR6zP12ZhjfLOAuvEpDTwEPkADuuKv7mwAdsgUBIpbm00tr_4ALbfU78WQceNtXRx8vFm5XOhGx8IYwxt3w7Vo74coSTOJcsTNjBrGbp5RJvIparNgszRQWwOGRjpFAZ5yGRTQk98DtwcPD99JV7tOpj0SelUm49AqrD0V6YFkU_mQ6Fgnc406YXsY1acMGs7HLu3NoExmtkKJkzvIzlllg4pfJSWGmF8_nBckA7LPGvjBDhD.qqv2_ZD1gT1rADhcMk.C_fnbj3BvJ4jw5O6wzTubLSmh8NJeV6ZfqLb56bYsEaVr8weuKw.XKof4iFx3D9XyIr8Rw9eIhVM3RLVBASWqz1nGlR8LrTYClUjJfURL852w9tvGTrjtzB6hqsayjHVU53X1wEs9T7b3zLwO.jqWlpG1_11zxNVbkT1g7.WwZmf9keCukjHyx54rB4mTaRGA5FvqodEhYrQvtSyuefMYB7LGAAFe32K0wqYLvBRZX6AKcDZy3OkU0ffuEolykodDcVH8NYjjwX7_w5UQzTbQQXn7QAWNdXD.dJ28NoxR1V0GHspAi8Xgokv3cnYbpxyK3G6ogai.YPrRdL80NAV7piiB6.ccMd6F5slfBSSfz0meXIc0Qz6Gx.rXAadiPkVEQgNcZFcb2_6g9HnnBstvcr9EOYekVH.77JeRETbn.hMs82M0hDAboJ8yDo84dqpXL8DXWkWvNQamAy5zqMHjVp7m0gD3WJ7bK0cdBUdH.RwRDpT2pVzdQPzY3HnDxrloEv2Q84ME14wxkmYFtGd_8nvtdahEkcmDbeLqNjB5.saAYi5w7JstrOofSaNkquAc_o3Egj4CSie85BwmIU_qKLPfOpAsfaDCPE1TWxSv9e7VKDSbRAVTUzxBCN9pGxUpBNAmc_UU5eI4JczDkJ_.4lfzIxlJ3x41h8v4usABhG1Y0BMBPVBCbUSRYgC8FxmCBwz_.D0eCe4WCGWn1MIpTqgZAATA8XH2vrKNtyMW5e2JY8Kd0hbeTtX7p1BHPJ1ldO7hAFGPs99gIUgqbXezq1lGVd1AZFuFOYHQYq3VVlZbPgtVa3uNdo5SQJGt5EZ4B99zt6rB_N6tqZYWP3M8QtGAiXvJR_qNvtaTXf54p7pYQIKLVY97xxkxFJ1xwYvaXQR5OpM6IHufGsciwwVRIhHKjrljFqHzdlT_U7NPx4PDu20Ed2efZW0NEte4zuFayPiuubQEGA3o8EeodPc2HPVBD_W7k3Oieg6s8A.nWSgibcCQJZFKAQUIQWAYxFKTJ_Vkvbw9mOiAZ0UYSZ04Mknx6DE9LY8hVOny1am2bkpZMQYXO2HRegzchJFnERXWl7USBhNMjrOX91GYF2e6RZGKhTX_Ish839EjhoMkY8clud84SnjdSAjR0tey1zVe4l0r_7cZPYvyi948WqGHYfCgHOxtSaxsZs7l3PXgeO1kiYqIzGT4SgiX6fZonPE0k7U659r1Ye.Xi4Z262eIW4b71PjOjEiK8_vmiwEubmOPCyFMs0NdXLo19FvJf4c07aFMBB6C.FjAjakQHKw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f372005ebee611';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\/4387095261?__cf_chl_rt_tk=nWDC2PLtLAjDpElEDuiMD.TjsA9FNhOulWte50Z64F8-1739099765-1.0.1.1-ehzFAChMVLWJ2MyZctpk2M4.rVt7u5GuQUjhNUN7umo" + 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