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-613915081423.mit-edu.top/post/7940215368

  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-613915081423.mit-edu.top",cType: 'managed',cRay: '91103c588936d674',cH: 'jWKq1ojMzBCQ6jqKAlP4wvKCcrtZp.1iBqqym9NloCc-1739401655-1.2.1.1-Uzk0InkNg3okZk.i_PMf8J7.ORUFFS759NrwRRqfhQTyvm1zRjLMU8NUzQrKaBHZ',cUPMDTk: "\/post\/7940215368?__cf_chl_tk=INdfySVcXUftZzaXNhezZcetlhFlwzBtV4nzacyMpTg-1739401655-1.0.1.1-dOM7f19U6dfh5gE46vO61XxqgMhbRsalYOWEyWat2BE",cFPWv: 'b',cITimeS: '1739401655',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7940215368?__cf_chl_f_tk=INdfySVcXUftZzaXNhezZcetlhFlwzBtV4nzacyMpTg-1739401655-1.0.1.1-dOM7f19U6dfh5gE46vO61XxqgMhbRsalYOWEyWat2BE",md: "6K1BDK2Rh_26s4X_sQdP1F5z1cnCmKv11oAoHtkmeHM-1739401655-1.2.1.1-juR8Bj5J.Lm1sMM6V6.S0MTQUtOMK4kYGOAVAI6H.axN45bVAr3pMXbgRHiIIEPhzQQbRyF6F8ifSYOWK7TJp.iByVK8On8xqqBsJ.3kfPCRC_7_AWm4XyX32vzaQ6OJfIwrdSsg7jcJOSaRbSePtue7OzZ9wDxauxaO7qhuOJ1YmpZhwoghZsLL8m3tJU7H1EgZuXvTC8BffHjzwdfLnZOk2m7gHc.4078k.6Rv8oLwSw1.vqlr3vKxmLum7TAH4ly71aOaWhuy2Kc4QLZp_jKj8sEup_6SLY_0zOrWMGBlaji3C3jyAX9Fffnt3Xyz34FHtUM7TTWceB.OdTMR8WxNX9__va53UTr6ahA3Kd3UQA7T4tk4JSP7bHh8s.mC0QIG.SE2qF8dDryXuL71l9X7q.xYbA5nXoJKZa1ESASSXdKXmtwf9IfXUaLz9MOq8adrtTdt3hvZLpvlcutegoVIQ265Nt2wm_JpiG12cPwubeF3Yu57bESo6TkzB4FB9A.IumWC_9eHruBniUCa_6VBGt7DBw7zing3IClm3Y6xIJS3QO2L2Vsj_3ed1mtPPb.FuvL5avhlLUW_4NaosNoGr24LAlVDqqHBaCyNcAG9pAOXFiPi6PWSWVlLhTJmnonPWMaJKbyUaTZbYUm.s7U4dsh1N8.XkR7BHyCLceINFJUge58Fqf39jLwq2Rii1LVmCXUXPAzjiozrHJZ8lQUDjjuMU47.XgXw6B1h9eEdh4iXL8lo_U9WQ2ugCIwOyyxbfVZecVx6mggOjmxEO8NSnAakRYFWSE_zM1b0bW9bwPAFYmNLmwtyTbzJ7Q2c9KpI5qHi4hv15.vkwZu8TOwHmi.zZhqyhpP.snyiDvEQIh3W8WT3PC1g.vbqv00kvNDNKxQ_wE8GysfLNDa5q2LOxMelFK8Td4LLxE8LwlUS5XcBlFuVvwyYsxNSRFpkhCcJybDYyGSG2zYEfwH3mcZX6E7raK_KrsJxF61zdhOU_NgjN0ZXoIjGCQSOb277BkOGEyEJZc5n6tU.GiIOUCBo0xSwCtKJLuPoNYCQ5lz6AyTM.oMy9NeS8Xh5.DiWbFaYQJlvtknAZ1zOiGqtBDBnxVXFiS45T4MjP583Z.pV8G.2cdvPvogHj35nmY4DVjUfYmKJvcsok9ZJZ6CwHnUIplxg5F0H8YuEyB8Pmz_IU5C9ZQxEIKbp2qxtO33B8VCCysE078X35z.kNMc1sHPHe7YrksQU3owGAeZTeqSkeZK1vFTRryfuhB13KJHzV96ypb5iI_Rvb1u2CoAYwG0cdhJdjVZD8Jr3zYKxwraOJWBdDenbn12__SGTiDxZmF3pwEJGtStkvnbYU1cmbGxaBBhr5n8GF.SvAhK.dfjfucaTwmYWmqOEOegpFCa.KhM2Xtng4gitb0tiZey2Uyjez4ZPZnPkbskJ7ioSBNFILObAduhBK8bUAhN2rPTL.sG.UbYscZ2halfQnKHU39VoE3ehTrMsegchWVZ37n4jNyz_82hK9vuKf3Ltzq1Nvd1fHXWoKXh4nYs0dwr1LmbMYqVZTFf8QSeGdnDINiE27DynnwF.lLPxLbj4STHp55g3Y2UZDkhPulNOA4EFRG60ZF6BAU8KGfUZtPqelx3fEGqtA7UQpbkhwZ1BF_GJuaD.E4GNYae.KRfinzAk2d2UypLy68mbbKgBKGktzobvfAAbrYDKwlOfXHY8R5rzd0n_1WJDRd4IK5KIFSm4AFw2ZT.wofjZwDY_xsBIy5zU80Tbcs69i2qcmr1h6d90oftf_Pj5W3026and7BJblO5CRM997_cDNo0Mrh1n7duWxlg51QlqQcb9j1UTPO8APZGQy5Fl04Iim0zQ_dsfe3cIfmC849CSDgoyoE8NkOFQaBHRlQ722vwoUfG6bnX3N5AnYjgOpHSULDUFrZ0WFEE.lHnvjYn76QESNL.5hPxRy59MBlOlgE.FY0dVV1uMCzIMvvxbSF3216cVTF_DymlrMhK3_pYb8Aeuz_95TQpH89tx9NP0_lahlGU8KNpdrAcQX8VEf7apPEDsGnWkeH6sF_caE5TybDuRYK4ncB8B6Lq0o4Z5gncVYDaQ5iRTZOKSDkkNgkzZr4C4a7ks3X2S7P9bOiK2cqzi2zIUZTvDx6iTsM0awGUI8S1zM3rol.M4jW.AW2wa8aSne7GAC.V8B6TMy1m_2_dYApcDJ0JM73WrKxn1OyjLmhPOJ8lF",mdrd: "F18RGRk44aV5G5J3qYriPiPXN7w0yC5CyMbh8X8BBzg-1739401655-1.2.1.1-vNQC2YjLJY2LqB9BLfPaAXJ9UU5G0kIY_kViymzGOPFf89oKHPuXWufM7mt8nUjapAZ_wz4eO4_EyceBRZ.E3mXgqvABLHOeTRKII4EM9AJ7tnkkg_AzEAjxCcCeMA8MwAtGQrF0RMZ50UeAdEmKvp0.bAxR0XjsbsHD5y6iC1A0dPQ2hsHKYDqNEsTN5Lez7ll3QFw.u7XTILEgHsVVPooastd71Gm64pR9hFmeIJBebElrVChugkrf1FgUyOZaFRTD3LryPSwSLELFGQAqQVk1J8UduRJ7yKkp81ZPPTCnzqHj6M06I2mGanavQ_2HDxGAnlEJoji5QEh3q_ll_lbZm0weESFYLWxa9oW57Yk.K7HCd6JCnk9GjKh525qOX7yyIKpbldu5PojcuVmlvpO7_7ATmqyg4ifhUMWrNEDkzzwmkhpdzNxGlqURsVP0JBpo0KudlgkloK9mj5ZAwMlAORpQBgXAIzQlhjwdxOehL6QE6vZpSuSQEfCIBtu4bCFS4L31kPGkFePtFxxbTdipf1l4ZSOSQbQbtI8gVb5tIBiMbm655bs3IRIc_Sc9zjsD97Fkjbr10LenTcAPWywWbKRbM_5ReNmKG8nBrEtdOBh28BQnGVJHYrZF7YsX6QDcgQpblMBDnp3DesxC2xzpiY8LC.JphBFZgG_hTn2d09h9MNlkXvEzGy6xxC.3NnBvAvwhru2gcaTpONlklcvJvLIHiBRStJR_t_7rSlahXKjAlKNs6XdSCnhwkYuC3YtQ0WK4QyEkkPDQHL_cAc0wh7K7QvGTAu9mh6ss3NZdFnVA2Yw5n.eOFukUuVJ0yUHfDLntf2jBaACIMoggP_YT7VnvU5MuREBiVOg12W3YWz6KRJK5XVCPPcu6SDxhK62T1hizFNeXPwSofojZrgP6Li4JJpEUka3MAowmTJ3.DPvhvqRrpuexx4GVpHVrHtgGSQ9ZxWc7ELQWaAqSTSqjJqMuG9Bf_WZkYOZlnUJtMi5FaBwp1wopyFhQN2HyN0YzLTLkSeH6zBRFC_.XJejPipBk7PTq9J6Ekq3WoP7swgtThHi4A1Vusz1ujxWdL4xXb8jHDKGzXlrVlhUdZnrVBa5yownHjSrDXLlCemgOSGJZR6R8MI409D5tHuscLdmjrdV3JD40_D1OxpCmB_BFOV9VKuHJQK.AnZYSMliIAvnMahfhqtZZAuKYEH7_zTUAWXpIA8_F.JZ0q7dYlH9mT9Ug0GyhTKmfIazBHh3Y2P4NBXGqt.ozQ6kdWStlZYf1K4Uc9e5Qg9RafMlfYfn3CyhisCp91GBv1CciCehalW9nzvlBJ_Bm4B.P6kZmz6cEZSySXq2KAjMfddyfilUPkChxVuc1ras8.XckzXMM_Q3AV6_L97AYQ0jjUyU49igzB.stmOUDO_7wHAfsv1ajg.mLOr58Mv2L4SP8.4uax8VXU1c38Qx8ewad4BkXYIs8FPN469WuqHyIpRnMXfOWQlehQMpFRdG.cWACpPkVkxn.4Y04tVoiMpeX7ssOyTrMnuOrLSr68zNuCD9aTFAtJGOl.eVGrebEISqOwXWOgbINBNocp.jfkcdgRCOQsc1W18q3XcAqCvECo5EFDawLhgqYU99yXPqZJj7i1oQZcMpyT0xdllYL0Cgs9inLCoDVKp.0InBfqhBd29n7nCz2kR8ODKM6Ewak.P8lO3l__fmeNzE8AVEjPN85NB4oKEdPxgls6Dn01R6Fi9l6ijDApvdWY.6KnFeVN7O8W66eufMvcTmr61pPkoU0bcOtlhWNKedE9zoy14ioMlbWIQ5uYhHYar9o96ECS5ssNdA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91103c588936d674';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\/7940215368?__cf_chl_rt_tk=INdfySVcXUftZzaXNhezZcetlhFlwzBtV4nzacyMpTg-1739401655-1.0.1.1-dOM7f19U6dfh5gE46vO61XxqgMhbRsalYOWEyWat2BE" + 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