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-747694604566.mit-edu.top/post/4205317896

  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-747694604566.mit-edu.top",cType: 'managed',cRay: '91105043eb275aff',cH: 'HlMtSaztX0_xE__uC72xFiTwex5Bn_iirHVfNSPR_1M-1739402471-1.2.1.1-CJlyflpWegpHtoJ7venEK5viO3TpayC_nUUuehTp5MmWq375DaCJahhJXI6tr_F6',cUPMDTk: "\/post\/4205317896?__cf_chl_tk=EDww5Fcd.Dn2_L4f02fTaYZ2hEK2a34WM.2q8aX01Z4-1739402471-1.0.1.1-bQD4UoMHMo8WH9QcU4ND5j6kqf.ab.Gq4.1uZU42uTk",cFPWv: 'b',cITimeS: '1739402471',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4205317896?__cf_chl_f_tk=EDww5Fcd.Dn2_L4f02fTaYZ2hEK2a34WM.2q8aX01Z4-1739402471-1.0.1.1-bQD4UoMHMo8WH9QcU4ND5j6kqf.ab.Gq4.1uZU42uTk",md: "YUPOABgPjEg14yb2oi0nlvs7SLZb5sGDwZUzbyEUTvo-1739402471-1.2.1.1-7A8NaRIqB9b9yQWMcDzWjp0UY8MLkmxshwI0U53D5xVsYDWVy3FuhgYv3_KseDm5arEEZF4lC9oCofxve3UVhUvwY0ktxEueVZYEa8ddCGUI9N4R57GWvllFonPq78LmPl6.IGPfn1.doP2X3_asY8clnwJ3g9bDuB8MPm7YMpcqTs08859tyGbFBAKz9eCf5TwDlqRVoKmE0ggusHNg5aNeGOJ5HtallT1W9fecjJrcnmAVoKpsJdtcbQ1ofI14Mr0ybag5KFR7Ll8upBWtudwa2L29lb43u01OafSvPT.XXVm7jZ7t5IRILbpa41VCt.Pf2Dr6XtwNTaTyD.Wzbg4mgW9ssUiCOiPbmvWriqmeLCoo9KDcHTN6MKZddc.A5.CGIO7vnIjSqi9fwNMxXaIWgKlitB_qF1W.AQZe2dl9bOqIu9IUEkSdHjH3cjxQuMu9I5_sqE1vUayXB5FhtmG05v8xEJCx9XIu0EjcE6CdtS7iR9dfbmMihyuAO_9AWe.X_E963E9hQblyIPPFgdnwd5UxXhbsYk2XFkpckoZBGyP1Zt057VFSC8KcI16wWAwoWnc0r.d8qxxuzgKn_AK8zqZydxRq1Yl9ROt_wxRpFBO0ZdzzSCdUhKWGx3vmc7_OvQPFYIpAeR0aOAAMukxLhl9bwgxehZ4H9ccu49SV22TDHZUyORt3KJ3fswN25vFUu3H1m7GnebfOQl8ZQvn71YvPjiWnfnQPZ0XB5QeMEzCllOpLv91_4l4wCOLJAtlQkrFp4OuueKWpuSp94Arh0mBlv2XHMUlIDjToK.C9S0Ad7pYKkvWCKUAMye97hu4eBUwYKohcazxiVbjEKnX3wHn3Obkcg6DkYG_LFuD0DlK_pYFfbojHx3Mj74c0.9u5.wgKzCEvqLwBWJmOt.WzG3Fbi3FqBYnHmQcOljtob14IDmeV7FnFQR.FHPCZ58EQeqqwOulrthRhHOryydTP40AulqWocPCaxEA4M0DrNMC8FfFZl7UVy51XVxY10sqmUbWSK0HyKLkKznNDCm380DEgGDie8i4bkFt9RzdgEENT0E_mbhBWwWbJfyXc47H9tJ1GpnskHZHxnJcyajjprFUzWkIPfya_bJSC6KDORPuNTtSYgoEDOxmjDrn42yyq0jK2Pgwlo2YbEcsGi868eCDEX5__1uxqv8DQDfYZodQTBraEsn1ijmWImSk8KAZQfqsBLZce3Y39yHtLfiI.ZWkK_ufOs4lrAxA26dr6gdE6LzUrbFMC3zr8bWd3QlLGJsgZtZWOromhyoXXAquahaoL5t.T3j98mh3d6l9.JXH2uaSSscUv1mvbE5_ZmerkPZg6AaLRhpxKtOW8Fgg96KYPTHKIn62HpIxUdxwQAabwrXje4e0IpZdhqHHkGfkEBUenIZGxYA1R8Hi9EJoXsQuVtRsgTJZWuS8bPkxoVOUUOS60aWnNVbkZ8ml_.T2XWlqSa5qRdhjXqqcb2w.RKt1Bwuc_iSasBfUprrEzpfdzKVo9zjEHJPA22VoZAm_G13DbRJBHO6FsCkG_BzrbElFULHPXr5z5DmkpHl9UfYufzwuFDh3q_T_jlBQ_Lj07Yajs3E5BlqxlCcf.214SraXYgPayHK0OhNLdB.I4U.s8bjyvAEhV_OyrAq9XG5g3CKJQroDoV8OukRUMgutpftb2AzeKWHjD6.O3lariNU4gyntCkvk9JcW3pAhRUqV5NOQYhZ8c6jVb9TsR29td1pIN9feApBsBdjPJLB.1C4gXdjHbPFwM6GGdk4X8Pd.JNitVt0BgzF2oHEFYQAsnnK8FhNm105sho5DYOl6koYEIUWabFA4jPt.GLkmHVkrGBXj7hH0MEMbuZYIr45IKTYMSM0D3KC0W_Y9Y6fqe3Mh6NB0eJpXux.jmqYSgruGDcK2Zgv55BLeuoZ6stEpT6ilNLtg691.YSikXsUVRoM0RiYS3uvKlinnaY1U7cfloBK2gbGpSWGAuJa_sIxZyxEPQi43opvk0b5aL16phS143fY1IiPdjYJfOqWUDQKpuxJ5LlmiNE34XImlA02KGuxyu1t0YIhsqH6IYeg22bYelwD4X5DxRwWhvbsj47Rdd1Dz.eIk6F53c0WRvufz0gdcYdqBjFcIUftoiAjj4p0LvM74QjNwITw8nXP6Gl59xxExntLe2t7PodaTP8rxmRhJnZHqpWGlXEK9AFkxM0P33UEnND.y2D1EQXbgt",mdrd: "tq_EDsdJPM.ZgKuMU5AmHlPSZ4BjBDigi4d1vD8vdUw-1739402471-1.2.1.1-ogicY43JyMZZicfXK9RdYJrvhd40OC4nR_m5emY5lENm.D.9ptDiqm5siXZsu1hb7akvOVpw4AumjKkVo5hFesoZnfGEm.H5vrqzBr5_40xZtMpVWcNq4a4KGfJQopqiy4ejz6uwz_MZaYBHcJY34QldVA7t5p3dLfJeHh_xpkr.XM4RLpriuBUpiRptyjIV6aodWjnB4yoQZ_lnhFjDUfksq7E7n4zzjfQ4pbd.dIjZGbyyIQcShm8gKn9nXSxcTm7FiRx5mNIZBdz5fnD6pHbRAKbbAMOgWtH3WzDryiUcDQpnd8QcmHLUU9mtm.7yDBJkoJe5ACGFeextSsw4Q9ykvwxQb86tOF3m6rNaoK7aypx2nH_QLUEKAR._9BcRMTTxRi8230.IzLB721CO38aao2_MEJMFgs1cRZ712uRTCG1CzH0__d9qeyJIgza7q0UHvIxdv6os.hkGV_9_sz4QJVd.o7SNEqU5k8TFqLnNPI8P2vo.J0Eh6nLOEdmqaZYSmD17LZ8tuDCseaBn2WEIQoFIHvLbYC64ZyyJkcH.J8Zbm93qt6iVyZdmjXW5nIkb_gw.shUk9oYa0yVJLSL.LY1QVSMXmoZxiYk57rLoW57ZxazQ5lj2B4GEAhKyP_CCnwBaNwKoNZQG8Hboj4XACRVTXlxRhsEknwYonMD7SEtzDvRdRpBggc07sbmhbYuFqw5VuqKrCh41DogR6KJH19kg474BfwLOPZYIHW0FlNRTwU5fKLlWNzlu49.yrlENAHW9I4.InO5Jm3OoMKRlbbjusG6FWZvPIEuiVFvfl3ygvmNeIgJY4t3_AtDv8tsLKhXjJjgkWvPH1exKz29fa0JcPvy5FwcZPvqJIdAumt.1hK4bAKQO7AeE8d.Icj3plJfNLXsHv9GYL14MWAKV7RqGFONpGs.YpUbUCftxSWOcynK9lH6LLpu3gPodHMKroYSN82Y3X3wuFepXrOVraOsbM1Ig1qNWMX7fpe4BUSwxRN4KFjngjfnHXYgvkOIH8Cxkp0EiImQP_HjmlIx2onz2bm6TPt1Jf.XtGCBCOu9HNt.fb8i7LD8RXzNRV.6c6A3j4MtDQoY9VyV85TZ3a6s.4lRBosTRsM6Ua3k3q4tFzeYYyfE2GIl3aC3ldpC326cQJl1AaWPmV6woiU5NHhSGQayczloZy.lQZuwnoVRSAING9VJrHe47860mCdssz29zERKBN.vK.GU.rpgZPUlTHHt0iB0xQHiQiOznWmKn8mpLPPQ4gwByqSRFAZ3N_oX.57QyT8A79nXmlCqN0U8qyms_ehurVYV9bv9LaR6YCPz6DVpg5EorpG_IyMNOFMh7mv6yDqm7iJf_bD9mpYWC7X5w9N8OyLdsuKpp8EJ6iwLS5vYsBhONdWPhFFd4pM2uAo1VO_iViHMy6BNBAnfJ6NdYqGxul8tuf5Hm283wNrA8TQXg7SLgqYXHPMr.lToqeq35Koalvq5y36ig3P510meHJaAf51uONRAudm7pZiBEg3eG.thKnJS1_l8bIZ2XeWNT0oXDp1vPi3ud6aBuXsa_J9fgibKJ1i36s5JfY0aXKEf_.vlKQ2m_nh1AxdsPztjxFO0yy0CY2KgEW3u_D6fGQAYRx4LBpDmnyBpSwyVDOT88noQ110rRL9P.Di0arTCn59j40fYuaPotDBbFsDKH_0je7o.kEekuywz.ZkWD80fXVWE2vDk6kQQmIu2Ah93DPaJrSKDBIwD7_a01WfN8i7mlEwP68kvpTvZjXmmYnEETagJL5Mlwn6T6mjVZ5IHcVFoRdHB5qg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91105043eb275aff';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\/4205317896?__cf_chl_rt_tk=EDww5Fcd.Dn2_L4f02fTaYZ2hEK2a34WM.2q8aX01Z4-1739402471-1.0.1.1-bQD4UoMHMo8WH9QcU4ND5j6kqf.ab.Gq4.1uZU42uTk" + 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