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-affqs13y5.mit-edu.top/post/2784390561

  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-affqs13y5.mit-edu.top",cType: 'managed',cRay: '90f81e6e5fbe5b5e',cH: 'Tkt2KDLuAF0J1p.tJcJMF_ElGRaLMqyVP7SFnRFYiK8-1739148771-1.2.1.1-3uPaU_jQE0S0mbshjfN7b3JNqMde4iWUWbs1YRYv.90R9v6rycqAajPm0BIMEq2e',cUPMDTk: "\/post\/2784390561?__cf_chl_tk=eKv56G4aCmQXCAJD0t3a7X.xCG7N4anIAlZkYwWqyHE-1739148771-1.0.1.1-G1R75yEoQnz9nfc6iGkMcHrjdj0vu5N9RHt_aZgULH8",cFPWv: 'g',cITimeS: '1739148771',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2784390561?__cf_chl_f_tk=eKv56G4aCmQXCAJD0t3a7X.xCG7N4anIAlZkYwWqyHE-1739148771-1.0.1.1-G1R75yEoQnz9nfc6iGkMcHrjdj0vu5N9RHt_aZgULH8",md: "5t_VHG.P32W67JQzno70TfzDuWoKP5NglpLYS6GbcTM-1739148771-1.2.1.1-jet0wdkMQSt9ZuxvMSnosMO6s9ohWkg_VLA_YvfklyNppzYhDv0eN.i9gX3ppoxUzGdFlIBwM5Imv6BZK5HAkEBGsPa9rh22iP4sKfcyoinX2CatPbVnHReB1bAx9NMJUAV9JPuUkeK1N8JQUhikUKhFJPzW1mfSP5hT8Lo5V0wtRtRxFh2SIjgS3F6WGAKqifYRd7KchTQQF7dGmM40ZvnnDOf3Qp7.kHczDPBiJktLVoItgvYMKp2tPZNtcmTU32FFtCpX4cOT7XIFRHiBXgaUpuGcUliCDO1Dad3JRyW0LWuWleVcMpeQyHn8LSdyeSb193XshrY79.14dSu5nwzQLyhfJABV3alrqqmgvWtW18fUvlRv8DIQkmceEoFPsvq9uIawEjkCBzHOveoG2Q_xh5Djw_vevxviJIyWIX.61rA8uNolwK.ubdeKCA8AuVVW3THbbluCp1ogPxyuYSWSWwDrIyPToG.5muJxhlzSLbIlmhpQKAUdc63_uvSJVA47ZGQBhoXDnOqeV4OxbixEORBXNw9FzbhdiOf.WOq5nfkIE2BSZXtxzNrlJZTdlYxFv9mjlcwx2TRIhhhsOKJQszcqsj9OQbdEBQaojCLY.OBkQCCmq.jyCulfMko5TLkvyRCagj4dywadqnR0Ec8reUMwWswxZ6Ym1CDU8tzxpvWnFmiKvGfmprhJrz2TkVvpv639nnG8V_dcojlQSyxOaBD6KD75UGMFhRALh6L0iWqi2LAKbPukMu2R0txTPxqekJrAm4y5bday2ofjRiFqehPMYydYwgfH0GwPMdDKTHAz322Az9ZE4tJzNkFXefauv33NTqkSNYHK5FFMKa3o4Pc_qxNM7gfLu1gudknw74TT1FxI5OZsRB52mqZLoKmvbWmFm8xAhf9Gknjv5UEWhuJNwneRv8xEWuluCfUvlWJynGb0N2R._lSQ3nygJTmbt5dU_NhoWbh3CY103KE74FRIAmxu4MEZ2SNzvNcmnT5Agxclu6tqP5vc15Af3B.FhrkRGPOUnis5hxlNKoaOVNu_b92oLogfgEfajI3vJprCFcpfVhC6_wVdsyfOB8mgIms5BSCwpho3GeqysnhN2rG3ilHrPL_nm24qCZqGIVRvXZSe7_NNLuxNyDR4EJ1DqgWmfhwZ1G9zKHaoo1KEx0RVXF7wmowgyq2M9asLIZ3mBYIf48DDGXcVqjZK5.XQwhk9OIRG1QSAgIdA5mZljGPEIzsLuIW0.7ENNg5aHp1UC28m6kohoPQ1zxU_8qtOd1FdHDZhjLrT6QCF3srdAmxEhqzOUuhg97jSyA4mRNgtsveqCQeUgs7iUV8YdQK9lAYp46zThVVkxIyBPkCqIUh0qTF87Un4y2YEPhU4wHDyDyVxcg0iyPsw8fndHPz33NnC1H24kFKj.tVtG0xd_8hDnqYm14JS3HSWXEFSOHVMZADroBmmN8ZPkwIFOHcM7S6eBho9YGF7FfpRm4o3kw2qgb6mEfQ8Lnja9kePlb07ll6wz20o58Jj09dB1fDSRQm5E8bLI7y3rCpDBPjOvCGzyVeI_q7sYfq_Jk2LZWCWFJmHysZe5lx_PRh_Ol5wi4sPZWqpvgaP5Z8nwwvr427f4apuiyziA53lFucgPmEsHNzwKd94caAwYtMeIpbMQDPXnaLmjeht84a84Cb2.I1kJmaJB3KDdwdeC1F7YxMXi0wsVbwMfu66.B2kGlEPI9Kzf1OWQKEK9xzbg9wi0lRxp3uzpZ5.G5I7XvtTUMa88yZScYlo.3C39Lbmmt_PlWONz9sIkPYFkUodwHgLIon3jDITFneJd14CeeUsEtxAbkQI40ueCtBiiRGKYl_otSIwL9d3GfWNwmCcDX3Qte3eaBCEp8zDei7mw6A36xdx50bMfczE21CwSPoPq.R0WUXeMjViCg_QbJRobLP_utJGtBpWD.9moXa.ZvcGIk0KfxwaS51CXopyolmCfZbOXW4tSb9kCj00Kh6DSdhcqAaqKEE948zNkFTWp9RJnX2.HsUx1ao_h8SFFqVhiYTtY5NNyaDXJcE6HTso6oJGzP1MBeAY7nF664s.xJdpH3oz5rw2LQDCEGsmf0tcXLrFoyXhG_mVH851i1k0YsKLBEbgvSFdN_WslZsBn7qwwozEGn7nCLCYoEF5I047kyD9njdURT3MyCCscF8qDHaIgrvDHcIPTJS2jEY0.uSPqVKLYG4uc5Z8jMafv17C",mdrd: "WE1ISXk.O7CCaPgELS27rzwM6ZyM30AHGyaEKY7Z6sI-1739148771-1.2.1.1-StOpN0MHruVLR2bTnErVxekLqlAjCh1w9ck35NrYKnGxygVw4E1.S__eSsyN8fbmBqhagf6qcr8zDzK3CsBqLSZF.XTIXuRczsjav9kfjUCvOSXn5Xg35GXhGWhr0uK2UK64UQRYFBJi7fCQbiGpZpO3TAy2gs3iPEJvSr.eSPnVPNvKeH1QRJLLZmR24D7k3WWlQOAS0KO_qrPKV977Cfqv.EznOoPcnUG_XYbV11SG3LrdyMvhFKh0s89bUoPYe.rPYv33mEYN1Bq_afuPSCFndR0E4JW7pytgyL0xyWBP_JI0_u28exVQQG7qFuxaZoe.9zwPaq3iZYlC9GZ1BghOFK8rhzOS_pydBW1gqTa78PMFF0hQ2Awm4hRvzh_KuDO4PiF4uCxAkPBGUvk4eTCT_4IHMt6IIUBr062i9V8Iw0F7GRCywCa264_H7UiuQpfv.eFxnI8mOYhqotmDGNb.ARxMdZJ2W6w8yLqlCuil86dbVrsC15Q99Zp84yrKyJzXQbQ.leEMAt9W747pslhbDFa8NFrXtJl.oQUvr11AGOpsvbNfnab4U1MCSrwVuQTeCtYK479eiywnncRgPEH9.f27fGVPN2.cbvazWqk5zTK4zzHvPnCiSEtepSkktiF4fcyYuLTZMpN9_NLX5j3W4rDCqiP9Y1Vv6VjpZqZJYulVleLWLAcVwvDlaUXPpU92qwwFBwAWQ8HK8Lk7pVhvTAXmPvW2.ZRWjsvZiz_eFWts7igif6oiSyiErg6jR6mA166zYmpGUtNkeoRMVQgoa03dBLZiK1.kz2kExBdv1zXI7_fJ05FOvQgv7_ofkFKp83nM.PSLbwmPEIpDC_pZgLksWJHfmKBNradLI_e_MDk6aCEnYbFf3iMy5H_pxZep26EWTXINEJ96mWzgK.Frj27IBpCpK1QrHGMZ4piSOpDZOfJpLu.VrH37guXU_FopTT37AQUtCSduhdKWxwtWE2gp14I_y9UANer_FRf2bpw00uwyPCFroRs8gYfizd_PiuJ1C3I4CgvPzF7E7bDbx6wZWPX09ARUpgOFeAnE4ojo_JBbypIkJ6UrkNrw72yZ7tbq4C3eKgVBEmxK1DdW45ky6jd2Zs94Nju77xPMZUfLvdqC9E9RsU2aFR50xlmvTBzDEYH2Zv3v_2WaQ5T7syRKARDW7SEuAktvjz0xVYKUDrzbGREYNud_.iExSR8zeLWkAzW8nSg8zzxyWoTbf3FX43o2djyQhC.CvQAFjYuG5NrwPadtgouxFEdcVC23SKRYfsU38URPpqdm.Y3bhXCPIyE4apWv_QPyhfnYFzZYvWAGwjlR_kHoMKJL9jdnmlkybgsIv6ViPKE3cmNIDhGQjtHyX.BVR3ETIkSpnCE.Gqy_FgHeUOsLeTzoHv8wQI7iQ1e658eTeKaJiFAMGKoKZHgtusTwdKaPFcnVU4mVkIosGEk9tXAJnpi4tKPzI7AzPaGLhKwkY_ovWl1LGz2ezBLg28RoW5uq_xyYwLwYNwuVK0yYR4.41BjesYQExr9vnRDAGC1TRpp19wGY6KR7RLds.VChbcAmhk6B7dibD.ZqLe68WG_h38Y8fNDyysJtDp8dvYVtX3VtfSKCNX7degA1GYAzOHeJxTsVrhCdD1javl8b_GFZK6a78U2_ge8R1PsYqnL0WDYEkKzctkr4sz_N0AXYCAnHz4gauQyRTqq9sCDon.0LawykaaYmVuGoquikGLeiKQY3AgeISVCRfOYDhk4D8Me_4MxNbpevb2c5ja4H4TWb34TcuXBgE7Wq5ov_irM.ac5CdQpoF6Y6dmzheTcSaYrcJgc"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f81e6e5fbe5b5e';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\/2784390561?__cf_chl_rt_tk=eKv56G4aCmQXCAJD0t3a7X.xCG7N4anIAlZkYwWqyHE-1739148771-1.0.1.1-G1R75yEoQnz9nfc6iGkMcHrjdj0vu5N9RHt_aZgULH8" + 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