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-affj94b8m.mit-edu.top/post/9051763284

  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-affj94b8m.mit-edu.top",cType: 'managed',cRay: '90f7ea9c1bef201b',cH: 'bjaOFFUOcH3JRyCg8u9iB_bLXgvQIDcpG3f4i0YgGLU-1739146648-1.2.1.1-DH7IiYbMz1ROrVNFT5CPlcw9y.Qoi..aAGGl7jiYMYjJxSrx7YB5HwOzQOTjHOz.',cUPMDTk: "\/post\/9051763284?__cf_chl_tk=3OUJuPftXBMNcLkKS4Bcl0KdjUxi4zT44Zs9tLT2Efw-1739146648-1.0.1.1-fSVihh8ybp2o1DL_0Ay40oeKrNd62Z4DmGR9RCT2U40",cFPWv: 'g',cITimeS: '1739146648',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9051763284?__cf_chl_f_tk=3OUJuPftXBMNcLkKS4Bcl0KdjUxi4zT44Zs9tLT2Efw-1739146648-1.0.1.1-fSVihh8ybp2o1DL_0Ay40oeKrNd62Z4DmGR9RCT2U40",md: "fA1U0qwsQ8lFve3iYhYo60QHXPEfE0DCVgUT9pnczJk-1739146648-1.2.1.1-6GcFHIDa93pf4Falqz3kyhkYejp5kMkE9RFqgiJFmcgUW8jcNLAa0nEFwOFsaogtGuKm0wIVuvpBYOSsa23yJv6gsolu6Vb_j8pUGlYJRZNXpr2TPfEwRnlSSOszwhAh9hBBjlGpuj_XmnziUOkpZtt.gN4PZUwliVWpKeL4AQ7zKskXDOjEQq1dJNul6CnljoC3o4sOSn7NCCOHM_nNErMmGAe2ViCe1.Zt6RY5hiuoTpviF.K_Gcmhxj6GylslphTPGFGF12xUr1_w5ZUffZedb3s3cJ4_xpOwuoqitCVFEBY53mgHAA_px9REPvd2cDJ4w9RS3m0KOwr6NWCGD2pmrAo5JcZmS3irKA_j0iY6iUNNNxJdwEFSVlf4aDWzjBhylZBvkqHAhnVtHxPbZVBjmjCQkKzGd82qGHx7Ku_TCt4vuPQe2.pRp.rM8a7ybrot6DAOYNkwg9VxVhG9Nk6JfGv6PRWMx7wSwpbfLwcGd61STUYXmi9xbBPieGtTHe3OMCbxUYL_IfQ.puoLi5YJvMobktowR6M1Pj5JWhAPYkXhWDJ2dp8cOpdmvR9jXrjbnoneAZ3MGZ6yx1F3RIPb.NPYJ4nN6IqUs5AGnM.n16FopikJ4Jv8JVAyMLZVsWBeF6bhlrBGn4QKJM1HyyaXSaukbVFc90r9T.72AJ0mTIiUYEI.W9Cij4emCLRnEz7M3nzSNkSuZye1SVbms1NCwEd5DQsJL03csWHNOhRefRLdLNWlSdfIjZ7KmxEW0e3GFlkwT.Sc940C1EBz9N9EjnqVkoVCCAK5l8V.a99cxKrNJTwMJeLGtRJqTjJ8gI22b6uMYx3l.CYccWsPYVcfAkYaNAFP3rTfJ4nTJA9goINw8D5ZxBswo29vYrZ2Wrj.U8k91Rlgk2yAoU49Ht4kbQ0tH8VhqiNoQGgCQipElqG.2mn1sG6XgFn1aUVzOUBOwmLGfmF7aHGoZ1uGSOB5zewMhdb31SyyiDP7MVpwhJAbMjCfzJ6AbsHRz1BZn0A6bn.a2_tt0jl09pcu6gSNcRcWXY8sAvQ6GeQybxG.FB2RGX6LGNMq2dK3JYIDu4KUvGlBrkko8figRepmsIhSg9EW2LhBiLIeVxfceve6wsLtGE_OXst1OG0poTIRPixVRtZuL1Fb.SerEqASO_ctI1jYyeBVuHYZ_GrFNdMXiCD24yYsSPl9cPTrtIMZB_sNIo4OdziJa1YfDctYrf49BmQhOrV_j43WpwJypVoBa_py85GuKOpG2GLf2VahgbXEZO2SvEEpwxmkSubHlaXAUhyCtptHRD4Eutk6oaGhcWxYh2Lb081P4draecYyqcLxinn1CxvwrAcLWSDaOLP6CsatWALMwITX579G_zOUgnpsJm9CWwG1Z8XUGjxaPLEbw0oHQhycAG6.u59H8BKU7hG6iF88rSQDKg9N1wn8y08dOZptY5N6FYs50qqk7JTXNm4mzulpPCg4322bC_3IM51mV1fHKSyHMsS6ir3bKdwjXFgx7ssHqhb6MM6JVkkmgoRttUntE24RrhPlwEYOQMvwula.68IUvlMLUBiQzAlZFev8642_2N8W4K0Kktj5eWn4owfLC8X.KHaWsl_JRTQpL617M_bvjsprV_4StYzpibYB0iquce4YDDqz1WOQ5cs7T3NVLCCEzPh9DukyP2otOqmjLtBl_IQh8WRPi5EsxI72uWJOiTAam2ut4ev5rfYB8uDldQig_qkCgv.DVtiRxAqvm.WsO0fib89eAeYj3P66k4LJvswz4VZmnhnruh.EaUjsITtSGcnPAbJ8N4fda3cahAasfwi5DPdc2H55nOAIAwgV6dpxkU_Qu86M18wtWFgP7P2vytlZBLWOdZgQCaH6Zk_5yUiNdQn9dnv9d2A3Cfsu7Rg_ivdmEkzcT7i7GVP4D1akTx7kvNm9LR7xxTdbMtbnwHY1Ow.xjZID7VWISD2LgngGSMCsg15n11Nb05.rVV0aU8hfoZDFCKAXQmCv4gvf.iK612bKjWm.ik_UePc2dY.TMZqbOkRC49O8961w4SYdwAgYFJG4SfLGj9l0OpOScQhGu0Ek3fWJTlIsbGP_2GhxGEos19rCFpam3o3JvTHNv8gVbKV7lve1Pe6ZsyaHSS5tiVdN09Qo7R6C11UJckbZ5uOrvxF45Q3YWe1gVsHUtxh_Zvb6loAAeu0CLKSCro85W6U8TIWG0ux6U4w.nxGKNbqc",mdrd: "yqVcdH4Kx1rHn6VvwUW7fXxFmHlneeDR0tDw1X1HnNY-1739146648-1.2.1.1-iH2xxrdws_Gc7jSOZMbRIRzaYR.NV5o0x4LDJ6v6Eu9rfMN8hmV.iXOhfdFinAN_bHm71K1mZ4o3fbZiu4.RHBSEWRI7..YG3VJV0mqZUm8FPG_FGw_1lsY_plBadbfuRxCgO6nxm40qzSJRcEZcFidB_EdnxQg07ylYTYfTz51BxWJ.8hQAYovuftf3q_il2oJFkA29YZcV3rMVpJRFBqHbetTqQWF5QlMrnCqzkgjouPRyV6KCrVGWI4_P7x2st_vnX.plTyNxkBz9OSRvpe9NsIEZkhKOS74_Me2v4ZMpMH3kW2gvPv4Ot8W3ovXuG9hpARxkg2c2zjll1mbLY4JFKFmAZYNWmPU_4CBT91AWp32VvYPoEv1VcKOosMhOQehRWvCP3L.w3.RfcbSFtwtENhS6jUivkKb5w1VKweJuUPJMKXP1EXTGAxTy8KH8evJf8oYrM93kjfZMG_reowZ736sDC304_0lJCunNKNYjmIt3xxlTjF6PAcoccif3_MWbVCMqWV6i.f60AtayBoVuE8S3Lg_MFJoAC4w_Jtc3ooJW8mbKSuxhSuVlRNaP.Tk7MEGb1X2mfwDlr_QqdDz1BNZ9v1mJuzxDMwuOy_VlECPO9wYyXA_jwPIaZLf1pFA52uJv8pIa5mgj.ejsmX2BpmcaWx.QSmTGJxX_ft070TRtD6PL6704IWdikZy.O2yi9fFw2b1ta.Y4F1sdsQ.dbDLb.y2.jBo4far5C_N..c1JQlAwpILrUfSzWtJKn6fbPntnjgpJkx_PlCs5yr.tm4O85.8LZTB8WuLtSgStI5WpEv5hWTjNokMAfByI.9lUxCdejk0eQK24SrHbte84fBFfV6fX8DM_67iSsao6aIoaCHKRKEhvwHrGJN1bBHyucTmpvtOAzQEOEi5t8VaSe3wTeAhQeGXGOXwnK5ZybMn_ckkG025IW7NmJeP06kO4msEo8AiQDr6OP6OF77c9dlsy.TltirILFmrOawHz85ktfdfBh2do58pLDUsntlOKDK9OEp0xnAAy1OS6SRnn6ghtW125i3nWKbusw_W1oMzIJz24rztyhaLHV48FnnzQVIlYyQXQ5Tj3Yz.rOTERXKIvrG1YooJ1Dnw9UjhZ.OAfTRmL1uyMYtSIe2u1mArAhVFxGwjyJ9GEEZaoDW.MQvULj3t.KGfLdYdwwfI1BzWPqMHbEFWGz0IV9QM0oXO5Ewmsz9NspQoFZZea.j76lb1vAeon1sgpHeh9FK0LjP8cAQdqjrPD3ZOcydXEfgJsE_WuK3eOY5VRzmXC8A.oM_kDGlKKEl.zzar55ymU2aBnzJotiN0LTJoUYAWBK34W4Ozd2JNeYB2TZH3MnR3LmjAiNgPoMGR8uSiAzEvgy6oCW0OmRCv_w.203Hbo3VYAD5ZzJzYJhxoV.xq8_pTo2B25o3KhcfnZlOoL4QXv1kZsqKhuOAm39OYykYPO_IeiDRab6gKoVY5t1uxys9PTGQoRAkXcbI814EcyAqfR_HjSGnPe2w1lmA.uOfcCqFsSE1sv59sfo8nMW745N9JhpLdrrye.vv2C7TYIEgTIeikmR_MIsuZwlvz9xUSyivjt9rhEk_gY15eBxSLYzm07ME0BegigUyT4C7BYTBZUC_baPbk2Ay.wC5mRLaxOTI.YDmevTkDKZRkN0JKw.i_TmMudEeQitRPpdfjwLvWLcVj4hjyx3qjKmHE7cK1y2kb_E5bCMDEnvqsG.UmWIEWCJKHvqZIWljxxI1ec_d5bRgMjz.sBbR07lmcMDUo3c.lKZF6ijj45yYrTx9sGuXbhm56zFj4mjCqhGfRzU7w"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7ea9c1bef201b';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\/9051763284?__cf_chl_rt_tk=3OUJuPftXBMNcLkKS4Bcl0KdjUxi4zT44Zs9tLT2Efw-1739146648-1.0.1.1-fSVihh8ybp2o1DL_0Ay40oeKrNd62Z4DmGR9RCT2U40" + 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