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://459195.mit-edu.top/post/3085172649

  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: "459195.mit-edu.top",cType: 'managed',cRay: '90fb00b80cced64b',cH: 'XHjYWA6C1K8u3c3YC.mesCIOhb9KxaKr34ehX5L6JeI-1739179011-1.2.1.1-_Z_oqdqAXdzN89_n5BSi7NPaSbjpHzhrZVv87BIdVjG7OcGj.vHWzhK7sB_xDm3w',cUPMDTk: "\/post\/3085172649?__cf_chl_tk=FGKD1DDGi175MAhK6vd_4EEyjQsvnXXpAREsr7w1KWU-1739179011-1.0.1.1-B4pEiTiUZo49Zsk7hcqWiarvRMCVHjD_WEFX32uYKt0",cFPWv: 'g',cITimeS: '1739179011',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3085172649?__cf_chl_f_tk=FGKD1DDGi175MAhK6vd_4EEyjQsvnXXpAREsr7w1KWU-1739179011-1.0.1.1-B4pEiTiUZo49Zsk7hcqWiarvRMCVHjD_WEFX32uYKt0",md: "h7vplbloPnchzX5BY0fiybxZHpHZWoKeZA7R2HmvqXo-1739179011-1.2.1.1-8FRuM84AEgYJ.FJKE.tXxhVh_9vArL2aUE51wqvSK0U5OqTCGHnlsAQgs4_Fk5RE6aUqZVtXIMSjpwI_GALc7rmK4LcCbaLojq7TwgAYawdon08rOSaijFro6OPvMrMbYsy.oJhWw5UlXz3J4cbi89iADAwEqXtIxHhQi_ua6jat1mu.UDnRkeiAhPCewp3O34_.luVcNvXkIZKurBI3ps2X8EPkeesFFcYXbjKkPOGvLR8l1noGDZg2dfMTdp3.Zpf4GKVyBLWkkdy3ovVNsD2PagzzC1mN6LFGqVt.DhSfe7Zp5oQSUpAn_4ybD2g2jeK7m4j9SU7.XvmQJRF4YZ9XkL98TS_3NPqbQ20RbIHzdf3avWaEcH1PgDaLnin7AlpKKgNDOeG_ih12wK6WBIdDzgHoyUnpYchbsFKNP8o54rOxNk.0IBjw4dvzqEJrQtZUgw9VmOZRXtu9AvL.4WUKxjQ3H5aHWefhgdEH1GOjjt7fifD_AqlYn3fBkNPcrC1IF1QCNeepphBO.neG_nvqASuVfp.Xxv0XfR1DSw9eeMXSMfsLIHV32IyA2VZR0zEYQj7hEY6Qj9cytU4M7NF5RxDfi7xMCN0WoZ.0VkBfJyA9X.4Lx4s7588f4BJJ826GeXApXIwP6HSddiPYtqJ96CcXzjG6UNwVO7EE2VmPtF.6cdj76KuX1pJK9HBlGCGet0HTqz5vhACTRZTklepFfg_jMud947cgsepTaxaW3Ajb2cFXYPtTts16r1bw0oCDiCB2IuQmfnIqhIF4Q8iRJx1w9zRsSIPHPFC1KgYnu68ZrF4BIuRPQS_w57OVgcPF5XnvDATx.6jAPUunUOqr4kQQ0WysAuvQoTS3aJUQB3aV0iSqzDliM2bi9Y_RGffgKo14WtiEFnJ55U6UATt3IExYRcGmpQALxBAdfgY5MjUld34J6jefc7EvjEmn3T7VarXdYqu3sXkIihTbKupFwK_xpC3XlUpmcTOKgtZaSpxSWevMr24dprBFVb_UOuo4F.wVi.Nfw56w8W85.FpoijnXwljjPLytXeKCEz5nm.UtVJWc8z1CFbzd2oeygxrZmrodw0PbHgYfU58iqWsUn8L4S6JaIXzKs8DUBfY9B5GEoNWAAgJg.Cxoyolbgf6_Y8UuhQw2bhdFw607MxgJY1pJVMzkhdUu8LY2fpsBo9gJwjKtMRM.c1L8g1.0Gr0Ex_bDit4WeLF2WdFwuQp9PKVPTy3jSrxRA3oc8lWrAFA8PS_rTwtcKcu.LlZkKcET4fK..4fVgnn5danRQmQNPu7BAakzmwPm8OvbvmYQTuUtTRXi41N5_lDCVyybCJuIOq1nWC836RDWKbMaW148OkR.aJzkfG4GY7EN8Y8.TS0AAaBsPLkflNmHe4.jepa6XK3IoJedgE4OsTpEvqxogXDBo5dzmEefGCZCPtLDRz7igHS0YBrM.q5gzuSSZ6kmCs4jQN5DQKisb4Ci8qAvz5DnZz9pmigHnogtkIZPafmx04Ak.0vdgkDSoczKcCFT34nRKk1tlHq6.OmtNGlhoCiPYDItGDO0bc75iDjFifuX4kHBCtPlSfbkSWv4oZRRYKfADNDQF.liv9U9xzDp4IAsrchcTSwOA1rRzAlgljmXpCFZpv7WSQYyxOhiLbJvvoldhSzPb5kyk8mC1tCJBzZwNNBb3mOFdVgvIxRGvsSJxfFJKMuuuBEzhY.awV50WhML57vahQrzV8pbycw3EivWEZ.BmslvSvsxf0zGgRFYcLmtpxmiqlkoM6EnD2DV8qQKiSeNMFmYAXeXfZ0HkspyoC4RDTmJvhWwWlnjBmxhjXrmppqxqntYtOi2Bt9gdseHIkmDIjqVJOUZVapKsCrPz148jp0rSk2JsYjqpDgF2LXRJQYgTAya2a6D0VeC1u8EPMFyOpsY3nzW132bvCymPrUhrVTkhF5JzTr6RLYKY9TxRcJ94Y90HBiA.px49orRX7N7WEqu8j52v1tloRQ2EGMPeTwrVPIwmh6ObTh_N0QBhpWj508WaCpXsIIskTcJIxVYMqWUobHiQ_uiofMYh97m63B6NeI0HNZB.BnfHy1l.2dXAiLB6Mkl2ofahs4dbBNXv3b5br1NdcgLKEBb6R83wSbaai4nH3I7l_3Nn.OZyC5T_qpdLjJfTKM60H67xKjJLAc_5ltSsW.eJjAADbWp4JrQzV.dM38",mdrd: "21FxJca5jguxm.Zqohk6GfT8nBIrN_tzJwTKcTsHGCQ-1739179011-1.2.1.1-aNVFMkc3sjxMlxRSoFtharpFbphLuiLnYo7HHLUsW6PTeGfCocT0lZ.eYS9XDee2ssWsyzsO71aRfeDNHO5lnAXxk8pTP2EYGTCwRPJCdaBnJ5Fu5zejP94uHDiCu_U2A5IGXY1gT9Ou80tY3kRwwbi.Iw9ica47gwZcnz8jglC05ZdNr0gkv2sPnjAXY1WVofUuxnFOuPYRORB3yJrwKRuuc1Bo2lQWCzKYFlAvHT7kAPn7Q7i0u.UZ8DtS.jjoONLpKu6pqhMB3hepR5O0EwemXRC5TGsr_w7K8QDlGXVCrhAjnFcXQqgPfLY2di1cbm3L5_lm9gVBEY7UFXftu7ci3wLBW3vyUy0f6j6csZypLVq8DNKRBK5Cd7ARP7_0028_yrLMT9P7zdRyDqoIDkS9VultQ5YgVjZkJ8A88j75HzjrGyhIEeuoU3.wN3L0N.B0Uis3sbo2x___GYRS7AfE.2eGT2tKtfojT2shgj5mGDbei04K0Mqof9408qy.GtSU.7UPBz3l6duL98xEzJ6REyTrvMqQX97F5zo1RRRl77r0exKUCmKbU8byjRx6w5hmhQTevmVVSEE0WruSKAMQ7G9u13o2T_St3QoqwqA47ROGNjJOVMZFRZMOVidSn8tmmgdXnZ.oCe1beHPYeVlqPfLnFrdZhrShRw8nFSappNQFQhersMQYu5An5h5SzlcZ4K0jjo1db.JcMfd.TdGtZECBFa89U7lvUK75l26C6wo4II9JyjKNvrB57JhW7TY4nxC5hz1bj60x8ult3X3Q.Vi7fB2.NSsWXCkbuESf52JCK8L0CSm5ojCWrAMQwoEKE5MZO71cPzVDyjhsMeeWi1W15Pxx43OXmBP7vTXgSgi8t6R5J3XDCB1qR0b0I77UTBMq9mc.lz9Tte2ceJtEnFxAJsf8QFMWOixlOC0J5DD4WraWp57Bxa69Ps5Obst_fmVzqXlJoUnzi7mjdv_w_aICB0cK4qaOYhAVY0mcBj_H.RUEvJ5OFG7rU5NlaVZFolQXcrcPmxrhnSj8JxY4983Wb4_KWoo_eXbX8.fV2uzoYRxGAsVxQOceLHbkh5vTGGaGMqSYeCaiODbWSLAInJmQGx3.ISBClddFXby0ZbwxjX3i4BXwFm7NI4zNhP7VZhAniY6Y1nvVK4MpNxgCeRnHxwSqCtTTrHipIkSNjwEpQ7JqOZkKz2FkMHek6Riph5ykdBLb6gYYaB_D5BaOELnIdleOnbizXrOAIEQb4oeydYEpUfkbd4vPA3SUuMTqI29BbztJpmfE9lQJ6sZXl8POuK_RlPpRwEMeMeyJ.DRrF8j3LAyYeOz29P3GlMn4HQ0CRsKePAc384.tg4R5PUsFGcNBaPEQPyQdMQ_SZd_bjNwd0z9na1EABDWfvBHK41S7S9xvUk1ut.Jveo8KR.JK9atuhGzFqtLVVjds_mtlj4M_gQu0IMn_SOWqSFiU66uv3WPtqehoU4d2IAAqvUvgZZfduduSwDe3UWpPPGaclgreHbZXmWDP0H1EnC3oQXOcKTVFl7rTyH4eddu5a2DFJDkeeMc7Y8f79RWYbb0lq8bNtVNMdg3Y9sIXuO0JQgNkbyVjwPxXZzbMHAW4IFJ9iwR5STVK1PB6U4ZcEHVHcXzvhng2deATcqPOGtbS9JqgGqEKWilGvZcIHvYcqkRddD9oOjiLC_jMSrRWufQDDndTsxHv0oiGbDNoOEQ2lfB_ZdJzvArrqdB0q33JnJhCxgogSIFfSUx.aARIAhlpAmLMz7k9AjGM4cJV"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb00b80cced64b';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\/3085172649?__cf_chl_rt_tk=FGKD1DDGi175MAhK6vd_4EEyjQsvnXXpAREsr7w1KWU-1739179011-1.0.1.1-B4pEiTiUZo49Zsk7hcqWiarvRMCVHjD_WEFX32uYKt0" + 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