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://069928.mit-edu.top/post/3741598206

  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: "069928.mit-edu.top",cType: 'managed',cRay: '91065500fcffff16',cH: 'EWL4fz37J6usYfnSWz6b.78BXCtP9Zvhavp28YLdZ1U-1739297807-1.2.1.1-LQMUv_umy0PK3e9SPtF7EC1cMW3rydKbOCIXhSfsDcohxDb1MlL41iwfE_L0i5pr',cUPMDTk: "\/post\/3741598206?__cf_chl_tk=jxJ78.RIspSuNnvyMyUeHhNsjVLZuoFRTeGVDBLWvO0-1739297807-1.0.1.1-MU6i3YOcCVcrh4OS2PB_pcfLtjhwIbeQVGb6qxdEc_g",cFPWv: 'g',cITimeS: '1739297807',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3741598206?__cf_chl_f_tk=jxJ78.RIspSuNnvyMyUeHhNsjVLZuoFRTeGVDBLWvO0-1739297807-1.0.1.1-MU6i3YOcCVcrh4OS2PB_pcfLtjhwIbeQVGb6qxdEc_g",md: "CTqO1FBQPhtRpJjDdCAQx8mlIrbqlV1DN0ExmG0G_AU-1739297807-1.2.1.1-chYhw.g8r3Tl0lStSWIgZcK79rr.vcrpZu07_cnJ7yS0dEjGvVyqwflFtbOBvpXykyO9ockGOq.g8PuJYM3PaDKZuS.QCl6hf5iBuNI1F1oi67vQtXbhYNfsNll._eD7YuRgSPH9KLGYGFTT3tN6GQ5ieuqQ25ImxBbdE9hYsIo8QLek_rC23RN5J5T4KlxD5qkvaa71m62JMPqHONJzgGBkbgVcTSuDuQPsrrY9tCfa_c89Nnhd0PWJWTgF3Qzs1P.p_s3nJ3xO6_xBy32eftmH2LBEhjDyXzRoxZCuyiUmGTuza_NRKBFZbqXtRTFRfPUiY3ztz6CiDjASinjhr0Ri9KBvSTacNJuz6e1YYm9JoTEbqLaF5uAfG4ilJP0UeRhNBG59D2m7qni1SQiTTYnAQfpftOXyim7P2UrZ25xcALAwEJakdObDC1aO4lxEj9c9Ogz_Qxa41ZgspACTygMORvjBK8WZTyX08ie5EFbnxwYB.vlO3Z5EMcjbCpscK60BqMoSuSsYAMTHbPRvxEcxTgAB54XlXcpy2X0F.9WG1maTCHNHCyXiNjxNP_OtdZvEVldX.zkPSs6IDVRuJ0GLjz8qQ76QjvtpzUGJwHuqBSObnT_xOK8t.PUWvKfBcPBzP4nxWQFK1t5fFoiEHO_XOlgvfoS1NCj7HFhGbhATRYoy886vS1g5loaKVhSlbn4S6XXi7xie1_EQFaEzHXHWX9WSgygFAorh8sZrmGd9YIsqj33SgVYgiAapru_iX.eFog5hG9xdIjm9QgeyeofQ1aMyWYZUKq3R3yzwfCckgE5nUPT0j87XDzLicQJGw7pX_yThj0I0G9xOvK966UizE9KqSTBZGYGoeYtwPFsWrzxQ2Mp39cNhf9ZKAYAb5VyNHZ0AAID2CKnSC2aiOlsAY4judvW9iw_SpproYQfEYYNfTOTE2oIYlly89AzgtP3mXWPvCvt04Ck4hyTXqfcZuTTYPuwpMnAce60Bm6GqhUlkTJGQ4Edx38lnXfQssGS_H7LOPechOvBMVwkkmnLg9erqhY_l3xWYEk8oKzVhX_Mx3uS9M1RTW52nniTGI5GGdM.8xpYuaKJ7iE5N_BrPbBnEBLu8azL9WJ_e6TmQr_DG9W9UoXensaKlNf24dy8k.WApaX0X5OH01OX29nge0l8_UI3uiwTR0IWQ8Npq17hvrGtvyBPBIP0eyVcOom8A6fJVzUWMN32Nnl_aZ0IrsvWjkE.U_pI1.nrYBcxWqK6OiVtt1UGVOS1Q_a_yNP4GAUwOaeorFPZpugyCtc3AJEJweydkfKM7di4jaZApfn.n1GJX.OOXjltSEJIYlkXDBSgxz852xsuonZPYLsVZ7KgjMle4yHusVYQesuw2hCAuarjamGsAWtw0lUWNymhj2WGNuOiDLEGVYEVDLWAh.yniSXDs8_n67Guot7Er6oLyWpB.qTPIhtXQfLa2fffrADjfGAfj4p8h0JK9pqc3Ia8PSs7m_YUETYP1AC7f7lKrFojvy0qMu48JoXgN2Hr3toIYYm9ZXJqXCVMU4Kjz_b7jAUORYYxFf5iguc2.YB3oAB7Kwt3WHuipW6n5IXpsr1AXK87IafnDH57VznW3wOTpkQTIyjoM48l8JB80Q2UT1JalWtlVoyiPHw44OOAwsOXDIono71VUhWWKX0TtPs6JwLj_veNU_at1rgRUBmhGO2IEoCVBBp7tu5jd1H1zzROzhCykV8nc7lhAmIZVu3x5VlfXC6W4u0x0rYCIUuhfKspOOXmh4ai5Ok.qz6F360uQd8eCTBSKP2HRgo9hQ20nbG2KLTv_erqjQQziGOVt_LX55kU_le06fO3lPUv3snJlfYhi22EjqxjG6JPfqYKiYROTV7uUJAjSg_hRxryUZCa5J4LY.CKKemu9uj4vxnFObI2iSQiqw89KtHy6wERUw.bZ0MHJceJcJs1hL_xceWhPYtZb_J91ODIygXQH4OfuXFiiv921vFVnJTrU4PsEAxlOZR0B0pT_IwER9JgAed2IQj.SaqzllzOUua0J2rYmBiOrGHvnKHZzet0uq7qFuljupj99njvtZkvTxL9pPebY2pqzg.5VjQYJgeHzclEE7mULC8s97TWGUYYEMGLYr_s1KkEW.p5qBW3QJBwxnQoqxvd8.IAvKuLv3o1JdcqrcRnH2WuwM441KPu6J8i8ol8.sgDDtIIkPR0",mdrd: "q.18gBuZBJXu1ArzaDOi0EmIIxYAeTx71QPB3KJd6v4-1739297807-1.2.1.1-ASzX1TzZJ4ciPr1J_WA7cfdeWvuMqaJt.4gLMBLu5.IDYnGMwApJgmxaFjgVaRVC2QUkdU0JszRAU2E1yRqJewojBHeOo1DT61aXW89Kg2vVGEvVmHV9Sl.3bGvjuy9.b4i2Rp9odC.nh_gK2DcXfAKUtIo.pXNtih.Fxm3Zy_bdfckGE9P9ZvKtXmefpOFt_jYjbx0ihRvCP2e3kCJZZrvX435BgXJ9YTHyRi.YhMFX2zE69F99i8804FTnaa2JR2DDLI2fKNPNNk8eHMGM9HRR3l5.nbiQDTWzCGx0NjIcywbDSE.iYV6llKz.RKeeG1ritBFTH492XggowzGl0GJ79PISttUaqNczahmEOGUrsB7eRzo0gO8eUdWeCIfxFMN5YIstZc8_tFm1ujDQ8d5aEOvgSaBI.Bc2IhL5rXxHSWQ0ehyW5XSFNWFSbH5pNxY6o.IKkkIlSusAowLI6raYeE8NZ_4QsO2AKrQ73nkwqLwBs1RGlqDAd9qiZ_ZUJ9QTS9rVZgW..JmFKsHtKeqkpBttA8Aj1RNkYkuKjOZQTB0JoJ1cEk2F5OzZXttjzsohRWd58gFr1q9Dwe7Te05fJELHKWj2fZPE_jyQRLRH2eCqRKiw0chyONOeZw6CrKISG9egIro71W9KrvSXxJM6hfBvEjfNDJf7n7DM9F2IoZQxkUznR3gDYgNJn7N6SXqNRDWXJy_N5JFD22jebI5oTVQys6gjT.jHGPXbjUCm1yD.d1OwhVg0nLRed24grOyYt0NUkkk4IJdOKFq8RhALsQeuLr5mTDsHZY4iY8GxdRJCMjMU8Ntw1CWDrxUzCTrvCQyUmVUsypyCIyrwhW.Q_nl_s7C1.uWiXSNo0efU30GA3B2xQ6DoQidmKAzmCNW4rrtDpLptMD8BXQpfqFZVGtKCwCTdxCM9nvECnrppzRX2L17QdHbYngbVEHRdMYc10c8uP8kwSjNYCJ6eUW4UKeTGKtC57ECcTjqdxS_DBFpNN7NcthcxkW0WodBa5YFbLZndlFYYd8uValPP7sHUsnpNDHDxdazFKRqpAX2DPFb8SLi1P9CcBfc.i3YQOGEUkBdpjYeviobx67FlQDQixzCm11lDCeZEYc3pYSQyFHY1r2GWYkvGsC3Zo2zE5ezp3u3pK1k.yWMk8m_IcGY4wGv7LM7LR0YKpzbt58GF.bJhaht3DOSu719tL9deOalhltfB6uLiTpHTnALUWz9CYi4KLg0yr2wg_96FmFj.ngbD8Rb.IHp.WdgcJtGlj6FnEdWnQ7xH5sjACeXlqFWmWuXraHXWZaNDlBFZaIMczrK5_.4wv0ZQ2C3K_hdBvvqRbZHvOmzq3BYrWMnwi8VNYY2ss8LRyD8AWtNUlQh3KLwwHUoADIhzRTSs3XtCB7F.Kt8FJbgNc_JtjBqjVjnLw1ClLFVUMB2pWDZqoXKCI6.IKNN9w.hOFF3HJ_TdeSPnEiMKl8eU59226__yehn6x3mvfJOmp4AvnNiJ5CGpFdKJCXQausei0cpbXrqYykd91gHShsNUzr6.giQb8r5AqL8JXDnQCxxzcICKa63LPcEx2ArEYqNwBsJRnKHas48PPvfboe1kS8TC3g44flRG2ZaAl7CYtN3lxBw7r5Kuwd36ZgV1QPv2ILgh4FWVx.KEYz4L0sS3ru4LtIJiCfT8uSduSbgyoaZNeZ3Cj8AY4uX7B.DkImdBfzN7qs93SFCyvPteWmhdzYbn1OT_y7xKHIhIPmn6SBOEvMuRibiDBQRdOtCYJdMn6k20bOqxLCgnHKYRdkjk_NRNhIWDIw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=91065500fcffff16';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\/3741598206?__cf_chl_rt_tk=jxJ78.RIspSuNnvyMyUeHhNsjVLZuoFRTeGVDBLWvO0-1739297807-1.0.1.1-MU6i3YOcCVcrh4OS2PB_pcfLtjhwIbeQVGb6qxdEc_g" + 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