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-458598468845.mit-edu.top/post/2081679453

  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-458598468845.mit-edu.top",cType: 'managed',cRay: '91103e7659228230',cH: '_liEOfigkwV5suoh0qS9IMemekvBSxC0k2CwCGwvh9k-1739401741-1.2.1.1-bh2w7YaR1MvAcK_rQXsVAuk.R12CwL2j5AA1eZ.LZuhKeEqBqii3sglqTXzffVPs',cUPMDTk: "\/post\/2081679453?__cf_chl_tk=i3UDhJMDfDDTSiR1d2kt55ygp1e9tCdfU4xuFgh1tu4-1739401741-1.0.1.1-BuyEYLoBAPeMZ6DEJSbuNrf8FtUlvSQTO.RiSqA.Qik",cFPWv: 'b',cITimeS: '1739401741',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2081679453?__cf_chl_f_tk=i3UDhJMDfDDTSiR1d2kt55ygp1e9tCdfU4xuFgh1tu4-1739401741-1.0.1.1-BuyEYLoBAPeMZ6DEJSbuNrf8FtUlvSQTO.RiSqA.Qik",md: "UpcJxsYNowEUcuCauSLIR.k7vDNlZ578yjN2rNBjqvs-1739401741-1.2.1.1-MkB7cjg8aMNS_Mfj6JzvuVoJ2AiOUW7HKcpFSBU3pGWcCFh28VC.xzIIbTKf5J_r4uw.0JAvchX8nX9JIZWa2sFXi4RgjcVRro2rmZPXAiN6KzWnttKq8xC9YoVcJaD.D7pJpF2qZ_aJaMo_bOd59lP7vyqVaMsR3aaaZvMHyDVaySXs2aGxLz6CRMJkDrXvyAHLII0CZLLICEyiw6WZTnaMyy.hJppHPjKAg6fzRSDHT7at0A.SF_56OIfY6wK.H4jl42zuIhL7qb4O8h94TxKQU8KwGoZEpfu3gEIyVUyPyI9w1cdkTIg0lFhSAYC4reiTeGDyYNQF882fDVuSI1i5xhkRO08428jipKBpx3KJF1YBurI3JgFg3c1AvxIXlJgYynce2nqLRsQH_TzjAtIXwEleBAyKlBnqbAbJKNNOGN9.w84d3Q77zvN0hG0DWGGtCMRTfCELFvru.MthNejoxqVK.BO7dKf9kdKJQTXP6BGm_sbYWBztoeJ05x6U.RJVpnsnOnBLw8QVkH_IiMjPUsqzLEqgWyP2ALV8Ev9J.P39Tt9n5uo_E6LZP6owtad_MreIPA5xEol2hoTSkV5HLbPNL.yZ3HC5D4YzhxqahHrswK5VY1xK8TPeVYHUHTwukbZT0qPCK9LicmkykvTw2D1q55zNcue5cdcycz4oB_bsSx2hdG3scDxMiJtJjKWQ69L8gBoMqbntkwEP59oNNaITapyaJtL9QqLhlzU_QNkTqLcwReMdeNrX75SJSt5O37fQzzcAaWMG0nBROvh6bhhxLbDt2jUCub74JW5dkhig_TlE5Ppb_FdnIXgpZ1RmMj2CGltQJstlSYMixsVYi4lQUgYUd5IEKeISYOrLttDXmAiEs2soaa5pfoxORjHCaGl0ISS58Lp3k8pUK7SisHFVfmLh0GXnA1j9E4I9m2gCLT62uX6SBn.WDyv1QZDxZYOHyLAq055nA1RPU1Sc9l0LKgBArLfaronpsRvMlvWzSWtSrxW5POAZikcscTFp4GpLUEL1tjbxzFYSj4PHzVhc.kDXkyjHzHN8irgJAqBd9DXmPUxi3jdwIhPQS0L5hI1WmYcP6wCiOeLqA1Ils_vaHPZE3u8T7opKml4SbOLzyGieB6E3berIsQIIG5ppFfVxTYct5LpVLB68RPHqe6_3xuNIYFi4P1f3cyWThr7JkcaEugC0nONiOxhytSnLQhN7fL52SFC0g.hs1EIT88rCK4mfEpiE2.7BOProuD10nNpHhuVqmpF8IaHk2AomPS_af0Vm4aVM7KPuFpNA5.0fVE.ztT.bpAudgIwiCezwcsGnblQf5JeCu2OAje1inRimUqnrtcinEXsmq41TZZkuas0rGmAyR4B66tHZo9LM97PYHG_FKoAJivS7tnlJi_LzLXJQfVsDA0BgLxaeD_xQ_68c.gWt23KVA8ukXsgC._fIhoI5KjZYEMd8FYGgRyfoNn1knfKirqD.bGDc9fn13aluyegl_uHgiT3kU9wUbY2voMaBHJpgux91UpxUiaTpmasxNITlVlgLRPmaGUfNEnHET9w7WncNWXOLXFVUuKCIbbph4tj.PpZbf9KWyZ.XV7HKQW7WKPc2T.AzzgilGI95D1Hwb4fjUZaFhQkWW8gzFCjNd.p46UpS3KW1.B3g8NEMKllpGXUoh9VkZzD0awLd3SX4BC7b_izN1x6DYZ8wICZdZVMgJ1fPae7k92_G922_r.UzBX_Ph_FWXnrYkQVAkpYuAuXg.p8MXundD6UdDI8_X6I7oEkcuzACg9EU7gSbDgSJqIw7.bHcVFEBWy8kCUkOnyh8ISuOCrKDI50g4OV7EPQCTa4Nh6b1xXMmedibBkznA.F24MlyLP4gMnIJozEYDmvr.GkPTXc.RsgVm9PRM.h9kvsL6wtXRcz3fS9gkHHVqHa1VIDj6m7nutANRYvwqcW5EDX6005zx55z1_gcNHdZqEO8bXGjrPEyOo0C4M1PaOB_6iTIsra8zfwe2I8gfZMpl.uugKAPheyI6fdO..pZ3XK02O3MiVOrYW5zQmPmlG3lTNt0a7_dwtJDQHAsW8p2qknWHJUwgHs8xaM_2s9atmxTjsmZk01TTvGfIXf7PLh0HeGMAIP0NE4lGqBhkdBcSKONRd5fcbUyATDi7_lZPIsVyywvEpN9K4T2lu7_d934uI9bTAaEEn4Tj4.xF.PduZpM26iNcLMiPzFulzICqQUQ",mdrd: "rg5D4AIcaKxZmv4rWC9ahJIVZ8jEyt9LhUo6FzoBhD4-1739401741-1.2.1.1-Z8rNar.7d8CqZLd.mVXy4iZIm9eqE2hhL7SUIWgZDxd0KSgekHYBky0UxeFHaiz3AWR4fck9dyIH8Fup9qfkB7W3xnYmIKjdvt6b3NfYgerMEJt7ZBz9u6g6MG3xHbLpmTc1CKQQRSo_Htrz.VQK.EtkwRXM.RHdIk2rP6HXvLu_0OhIFWm5AU7Z9eDKFqkdYtW.1kk0EzumeeQgaFcVldixljAVK4NiKji51.RQRlNwfIA8jJekAEpSNuboY4oIkLechZQpGhe6OmfwcD37hSoN.0d0wmAbO1JMP4cxgqKsIOSsW0Ju5f49GWituvyIYBcxDNJS3jqQyxD.I8PorT58z.Jvll9tfENJzGl900nk_MJS5HfLImmLA3v6lIbm44.HlowQ4aMBuLctmoEjN_zE2G4_QIRDT9DlsG4Aa5X2Lf9apTtl3wq7t6JGQCOeEQvI8PxWlQg6dThRMIfyCPAv1mxKGdZDLcp85AVw_aTNdDVliawhFBerPpBm2EzkNSXkP4KURovTaYtnwO9CTTK6zjIhEjQlpWSalSO94ntRABl6Pc8hyOYYQQI3CHYKIHm4m3r8b.AKVkunGraUDl8emIvcQzk6cdHSg6ngP9Xpe5PDjjpy9y.DNpmsTvFQ5_GfGaHWChuk_DDJ0cvYWOXxTDtU58ziEAHkrVDfZWupOVUQAJqnnlpW1_KKx9UIJWyJ.b7lyY2trPRhjw3u3exfKao.TchIWTYm7T1_t6ND4wx0KnTwSWZNg5e51cF4xfGFRB703RCdsu.VyLsfWwMh81aJ7HzwsWtR0Z6_kJmNMM74XQV9kM6NFPrjohNl3DFciBM4.V3Tbi7akRXp3cSeI8WsC0.9.U19gMMI_1zxid1thCOlFE_WAQ7Zyk_zEVlXaO8.hqtk_EBuHdk7jLGbnE.xfvfie4cyRJq96H.gmq3YziJKVzoJliTkt6a.jxmdxmlrvAqmNEpJlyVOQO8CabN7VO2ePALgJT4d5.cYPCniEiQMQJh_kH8G.7DN08Xooat01zKA0GoW966S9phUIdBuOdo.7P1NRaqlnOO9uhWaegKT3.gu6GC288mO6c8PiovZLcLUpXSmBq8MJj0I_rg9p8Tmy0pazawTLtNqvQXjFcO.KpBAkJTtViw9O_I7AF7uIW6RwxEhTKaAxVo0J603H.ohKM6bjMc1dauW8kbcPoKSGkMEl2VTYxcY1hAoTTFriVtlhyxpXeMhDddakOX8xCUrzMagGbW8_cKas8KRm3Pp60CVf3o.Ob8DrMYY_0KzLTIlYzhpreK59RxVu0F_BEQ9h5Xv9xCDJa7E75yPw0647QDzNmtizxNWYZs3AcKMXGI_MuGtvpyJSlMsaCx5ZdD1qXEqIgojzeeqzUlo.1zC2vEYE3udd7PyCQuNxb_CqD.A4c167fRTaO1QDiw2yFamazpKX5CJXMlwh5K06asPRSNH2etmtacisAuXBtMG4B7umvvQn6u.zU0zqxcrIfsMI70gcBXDhIxnYUMO05DoDvsDJeA63MdwTThY77erRR_qse1gJ0ma5DI0mO8SHoRy9k7NFNiGVQu4BsFf91mooRIXnE0o8.ahPMyjUlnhB8klQkCLvblAouzcbVyV0ZcD19MzlioTnNhRgbY.eBUnlhl.p5R42PQs8nFb833ROcWI8ooUAHFQ2LKh7CObVUVSPSGHzAUNiHbDvXq55xxshUDnVmixZY7w4FBJuAvhtnYD4LIwfc9Mp4eZeljIAvTvgX0KIxnJqt8szzJDPFxG5YCbHsfL91szXU44_wBr63QOJdr5Eqwi9Q"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91103e7659228230';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\/2081679453?__cf_chl_rt_tk=i3UDhJMDfDDTSiR1d2kt55ygp1e9tCdfU4xuFgh1tu4-1739401741-1.0.1.1-BuyEYLoBAPeMZ6DEJSbuNrf8FtUlvSQTO.RiSqA.Qik" + 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