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-affq9fzz9.mit-edu.top/post/7865342910

  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-affq9fzz9.mit-edu.top",cType: 'managed',cRay: '9110cf3a9f0e8021',cH: '.dkeo9V5M_PpXbOqgOJX5fOYXs1deZz6jRm.TGlaxHc-1739407671-1.2.1.1-HXTCN5qIEbQpG87hfcAlJWFHiM5zZiLlUDuSA2wwuArW5RGyqZWge9bhiUit0._M',cUPMDTk: "\/post\/7865342910?__cf_chl_tk=v9O2_PCTwpWsxYfrkeeL5vh1Tw3acfpwdKZlHFpD2ts-1739407671-1.0.1.1-KlctY_MOyru9NQX4clTKT2riXaxBC876eqiVikwUtLo",cFPWv: 'b',cITimeS: '1739407671',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7865342910?__cf_chl_f_tk=v9O2_PCTwpWsxYfrkeeL5vh1Tw3acfpwdKZlHFpD2ts-1739407671-1.0.1.1-KlctY_MOyru9NQX4clTKT2riXaxBC876eqiVikwUtLo",md: "hbC6SUCUwkiBQ3e6TdzW08.H..1k7ItP3f97gQf53hA-1739407671-1.2.1.1-mj_2avVehQMZtXqZkEkvzpKWXSf54vhvE4XDwMA7pmtyH0QFSnLPJtSfUjzyE5j3mKOsNLlD4rqfCBqSuEHnpfw7T14WgjXsAUYkNn_YxC0XkBeXyhwYfJSQMTx6vdD4JuD9EC.gPZsOxOboVmGFKuJRyjjk1_ecd2KKgA6cxcap1OnuZ.rlTPD4Rnnr184ALfkK5wgkhgwqZAinD78a4OvkAlTXuiONVXbEbobRVLmtjwakctwP6329p35Z1F8Q.L9PquEmFlktWSdHrjzWFxwixQXM9UzEtWLrb0y2PZTJCmfcZm_SRNvdYY5VlGBiC9y4DY_5jf.zoNwCEjm36sgM4vDwGxPid2fmYigGC8cVo3aP_qp68tvQdE1j.k0KRMihav4n2ilY75RTGlgvr2kLm7fFEwpbJ8Yn3yPqM6c_A6EjaEf9HcZfzkbrVhq841UHTvO8bHFVhelDGNtzbutjyprIk1arE0UteXPuias0wPr9HKKQ_u1Yj2QmC6NKsJsLATgvjW7Zzl3gLfNVInBVf4.z79DZxfN_qD16G3Rc2YwBmOIYF3K1d3Qlm2rtyIkMxNyoEPNjUKLj6qkMwQnQ_nuX1jjfn5girRJ6f6GzmV5BRiLNKEa3azEasdV_N.rAXeVKWjVhxW.CWFGYAEPQSL2aB8w5vOkdiGX3yzDF9KkNTzao1KA9IBJYzTGWwXohoKfrzqekMeYi0RqJ89P7XVoMAsw_CSxPehDRF24BK03QdvsawfCgz34ihB8cqpw6ESImQei1tkdcnCzkTTgWsGj._fTkwuvqsusbIC5JB_866mdUNKMUVZG_3VFSq783ha2G6K.JupaiVrEiS6kM0nl34jXNhBb_Y3nTfMMXW8ykXdUgkg4Jw4NlHvhDwE1OWsDlHxrGEJya6_x0h43qbPQx5LHMHr6H_HJ5qFO0d1gHIRa8WFDoN_C.yHWBetTFBBPAuP7laodzJM8bB7q.Ap5rCsdz0y8EeZT7kKVQTtKcp2h7z2224hrlwUON1rhH85NgChEAirw.4SEUCRQbMdNs6UN1TszrtYuUKzEJfGffnjFSH4K9iMmfd_kmG7GFa0QkrHZ_KZ4We2mtPlNFkABPoj85wo_GL89aURjd_EvrRUQLwUG3z4m9wYeCaCpVyQZwWSM6eOKVxNDNG8guZV39c_qigHLY.WaEfxw7433YWblgTCurYy6OKrSe55WhiCWKnPf2huPYnH9Hx1_mMFCtzyEhmqomKVZw3MC1vgGilopz_ra7S8bBJa_3S8Mj4fwiiX_ApktZ3kGmw2Yh52fIiz6g_IRkGqXgTqrYJLFyTjzUcvvI2TCBjbKW1CnlgH2K7qhb8_P227j8FHfr21iP.AlAIkuwRhk6PC83S90YUQf80q8KF6juyfLFBKKm1O1aG0IQIoix6dxZLoDBy.Mzo0MIsZ8Bt4kGks2bPqZDhaIr.fxlGDuJh5DEMDgTUOZLEsn7V.uaFDEFzAWtonIAStdjFjASIF470bOUV2MM03vfxidNJ52v5q7E8LUFNjbSUfjFlAiWZGD95mvlvLwkyNsHiSLN1octdOicoH7pQhckJ19QJkm0.6hJmQ6aWvloe17B2KQAvNRYIXRvSgd8NjlohqwZGl5lm09Xr5mrHl8_l_H0Ndn1tWnwp6TaYeEL2B4BGNded6.xlF53Dj_7ZqxzoR0iOeaBnbEOIbv42kW8RSoFlwqcuV3z4U4piWclyIf7QbZYhhO37UOhRWfhEI8YqrUrVcxWlQFuVVAmb.6HDKos8rVj9.ytfKDkCJzCb9PkcIE26C4QXfXtEdnEgW1DNymjjdPGHnQU.JVfaMYUr6rILC81FpadJxssSO3vEJEsGS10HFP29at3TWYb2u1vgjPpbHe5usd84_e7y3BSLvlgI6ERX3Ad4leatJOgIgLTEs479osRu8hHWKDtO7IPLChWOnILOoTQ1vk2KPDxVL.8c2nE3fW.H0PKtVWOX1CoB5l7X6_jJBwVbi1_iw9TZXfod8YFMg2ZOWP.FcYlFivEc1_baN9YihggTn99fobd7.jnFv.x8oiz7C_19yvYru3LCK.arBPCJIdUqP_oj2lmzBsPl_yPeeJRG11q_TojgrV52.xMu3oIb3_R.H_jPfaF5LXxapOYqNulXHE6wSvHnRG2.o4WSQ5qtpdlS95Ul6neQ8KJW7GIQou3wyw8mm2RCPX_IZ1bctJ1heEFc29VMI0rZLik",mdrd: "nNVleWKKFZMbmOmUqtGi6IMrBjEn.M3dstb1ZZCBQvg-1739407671-1.2.1.1-ONjZbR5DQVg37WoltNddaQvhxHyr6KI8_A_QhCpfybp2B69hgsj2FKsgSYyrcBW6QyiHuDDaYmRs9R1TJT7Awfux0rNyj.6Ccu4ketTTC3dF3hCV.eHZkY._5x6kpVmQx1IyxmQCyGu5Sagk0rDG41oT7GsRVBdZY.DEQ77Amg201D25i.WBN6gpcVAknWspWrt6intQwHFZ_4dBukQtdPUJ9Fk.jMpybwP3rfb2xuyAixseUtmcSntfKgT_vcwSNBy4YTTS9WdUcdB5U6DrHsKPCFflowQL0DXzY1T8L5lWlw1eEmWtr3NWFe8HdKHJJLP_JMzIg43m01GFJgt1Pxsm5pHC24vtkM1XSi15zhmAz1s8kRrH0QVU3qbHA_ligVm1gDLmNqPNXCaGtHeG8.GTYCzg5ioXHsJnKTBxcDSTk6shAciQWSRLk.Z3b74oaT28jsrkpHAT2oDdyvhvmA9QmVb1gHPFNqrlcFUsaXcsrNnig0Kb6CKRTU0G238qk7fCMADPIjgDcorg5nVCv3zKMlWx6I4sOr6XaqIgkqu7XGQQniV7Sopd.CFZa8u8Bpj7PScp3tLJWJMDeTJSWjnaeyHrHHv7vHUBh5Sb4nXu9a8EW7_m__fHEcnU1FQ.rEfyfgep_uk666XWHLUeCWEiuQd3K0Fb2ERQhEDW_jjdyiDx9IIcBPIE_BS793j64aICADcGPdru1kLQe41Ozee25qPWIJxt5gtjMleoY7bZmoROt0JVPclb7OoWEtBVDdefsli2DjNF9p4wo9dhTpXo.nV5B6wn4DwO1BQcUHk07dSaimcQscZyD.y3BAL2LuJYAe4y5_oRAKQWNcIF8.6uoug4KjaGV15RL2yMOSnZImU3Z5TpX1FaYBKPoAKx3qqfhyva1Y_3BDnaZP6ADG8uXugEj9aECY3tSKB4wSDWI1Q8xysMo9scKxM52FOxj9b7VAAemqmO492k9cgTp30IPMrmT3Gp5QucwIFM7TjJnQObw7QY8Bx4s6Ndz6ryZlCreyYzG2NSWb0wlGPcyPZy1jvoiYDqtj9ffVXL8L9dcaqwhhbYuoLkb7czlv.YTIAyL0ojGc6AEkT3DuCa0A1rjj.GAmTJMcGxGPmAINudDHaFL.rKAtISPhWvyYWtj85Qp9OdMx5E99XwM4KgJ5tcQcZOnSX9a6U6Pzz2QtdrD5mcFojGe0WX0SDonx3s7bCcjrfDyVgxUqi.w1Whw8YIEUfc0tNdarrLmj7qyMF1peUyHrwkqmp8FlN7c4M65ZYqCEzhzae3p3gdVPX9CQVcXYAbQUB3zvpPZZCmkFbXEBF713HH2sn62V9iGhxcWiRX_ZDxzY62ATsY6TgvRvlkwb1DVtQPJWqZsplDa_lAiR3ZIZkwTkasPs5LIRq7CBBjhB7ikoKIoKlRSF97Tg48zjO9cW8GP0pms3VqpD7QmTbGVr6Yskgwtf4SaUkOcsMRxvyOhGJ2OVgLDvHHZ3wenqKM8hezFtwq0GUYffud3t0NZxufnVy3N01YDwhabhQiqlmL3MV_s0V3EzNbdcGLBhv8YhyIYY7c4UaBvqXaDt9bniyXfaVhxaVYnDlB69z4lLvqNjG1TXiMAY_mpBwwbBjPUchs8X.lPEjNeKCf0rRoYX6Xmr7meB8Oby9PEkeJJVmU4kASyr8Ea_QjWnMnZO3CNe1MTTFTf32ELju5rFg9Ncdn4Jbb9woQSRWVAjHapDjAYU7l4Ft34gRpOGZaUXHq9_CCRrakEE5z_D0NXQwodnnXFZbM6rxCP9EQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110cf3a9f0e8021';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\/7865342910?__cf_chl_rt_tk=v9O2_PCTwpWsxYfrkeeL5vh1Tw3acfpwdKZlHFpD2ts-1739407671-1.0.1.1-KlctY_MOyru9NQX4clTKT2riXaxBC876eqiVikwUtLo" + 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