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-879670904209.mit-edu.top/post/0849752136

  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-879670904209.mit-edu.top",cType: 'managed',cRay: '910f672eee95e66f',cH: 'NfP.USxLGNHNeAJddj.DX3Zs8zecj4LxvuMQS_aEpCY-1739392923-1.2.1.1-9.1c8zqnnxKZweg0vAnxVCFAhvDfaoNs4HimsK4TJ23pg8swszRzQny_YgP7BF6r',cUPMDTk: "\/post\/0849752136?__cf_chl_tk=hNHboVyj5z7SZLlyeO0TPLmawqqh_PSGzAGsL.ca4L0-1739392923-1.0.1.1-buM6yFxrhDDB7UCFFRMsqCi26TwasnJIrMohQ.1TYhw",cFPWv: 'b',cITimeS: '1739392923',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0849752136?__cf_chl_f_tk=hNHboVyj5z7SZLlyeO0TPLmawqqh_PSGzAGsL.ca4L0-1739392923-1.0.1.1-buM6yFxrhDDB7UCFFRMsqCi26TwasnJIrMohQ.1TYhw",md: "Tj.II4OXD4fGWjMVP_daMFAeD3jdAFRM.An1JAzHW8w-1739392923-1.2.1.1-bz7kntUgexOxB3ucKslXq_wsbGNxuWGd939dwhbtUuinXu5laDrA7mJGAecTFx5mASNC5VJPV5PA9QTM8Rb.y7yU1dcdrRlGY8VX.f0yZwJiSLCGMnEZB4LP_7Ott4hNw3ba634p49MGIA8TLbMpnOiulnxPILZ958Y8XcU.qJ0Q6a39aO0blc81EjkOorq7rA7q3obYL0ZrDVHNzK7K.8shH9Bzd1GefoXRHQvkLPYvITIs3MxZKABdmpV.1eQHl8DIEOISwGxx1BNOtM1wByYgGmJiEZajzYviLo7ULOGrdbqnRN8WYzRqQDeVY2HEe_WQp7wCRk0GgVfH02BmLyinhEA6ZsKHETBvXfC7XmVfqkTpiymqU82O9rgCG_Th4G72B5XZbXu_5d44MytU4PIYD7.G.xtycIfsdm.l_BHOjkudYUDAySS3iHHoLOlvQ8hJvAaGK_.JoHMdsFKzgHgVdYNoN0iWYpc9t.19t0Qqn3rnM55XWQGMcLsRNxSlUk4gthpQdQ0U5aEYbdum3Ki3bHnj0FYYuhw_8xNJz0VGpBua0ijG3bgVAooQBHisiC9AIEfTFJ82CKpDH4E9vPF2YPIMduo9hSuqHvn6Ty_tlbORdbFMa7BmQGS_0biLllF5Wrjmt0BDwFS7aVdEbJfO__FGTzyiaSZCC1ZSb68FQaNWdjEHNTF2fKrjtmXFUJuw26xIFlqIJRTO1jtngrLh1kXBZCETM.nr38HvO0ABsZrKJKVXeF_6CimRhQJe3E7yUUah.Rx26wYFF8oZ587KUVcVkN75cba5WEt6.3uEf443nXzyP.zN0gSNlnEx552vSRMIhXVJVIAx168VEy_eAYvh1d1aicUcvhy8YKuZX.0wKqaPJ_SuPR5tsSxonru_TO1Xcb2OoJmMkphbvYyvvOe55PNsNQmYlagZNaC.76qDQBkzC8G.RYAsV3.Q2AtIZgrJtE128nWClZ.hsch7sitg9vlQ4y5_zKffx2KOKSGgjxxiHLAbytIsL4O0sYidqErxzmmP4XZieqnaGtJ5wptzHag0S6Jw02rb3xolxUT2tBGe3YwDERBmRE8AVT5J6fLL2lHHkhONvQsWbsoyaNi.stx31dB6p32i6Qs0xftH8XV0fv4czD66A1xFG8jFn87TQr.ZnTkRxTjlJbbWNWBVxAAMG0T.vaZjRGUF7yYDALAYxLdz_rMyLPf7dWF7H8yQwFgOg2YmN0yrJfzhwi2hk_yqXBYZxEzx.dnc0ju5QFDVKZjCeeS4VJ1Ye0UibeIK.rcwyPyUOr_9lhVZHao8GLoMwccVkjsu9CRpP01g.AarvcTMHDilfZwk3OTl3eUEEeHrIMDFpcWUxalzBqlWBUp8hJK1FowmAxdiUxh.HLMJnii1nM4UZlJegJXt7f4vWC2Ci.dgqNvT6z.cejlgcSLQCm5subHWVAmAuEu3LJUexo1yWll5KYKEyg42.Q04x6QPvZ72ucYKYFDl5Nt.tEMg.fTE2aLVYzv354TtXH1YtxAQYpu2dUklQdmkraE4hE5IIdl2dnSzEeGn6oDRf7O63ToReiceIzJhXkPe21uc72EFrRyBiir.Kn2qIzFma3rPTcNWFkMv.MsRLpaN5rbrOjQh5z4QlMgs9vJ3GzMb0.6qzAWG6EvNNjpavZYNamByI4nkVEjBVE3SUIPI5ItBRBuTPr6hkmravkSW.O9Dk6df3Qt7PgRxQYiiaBV6F20fXgavskkHDpDndLt1M9GGD26JR9v4.LX4B.1S_799j1hzvrpaX8EIG_XYwk8JPKRRsx94dPGHiQLKYo8gKIOwoHlze7by6HHk9TGOWLamzU3pzRxukjB7uYBlHEFfEOaA9zmr246h7lTIjA7JWnNvdu8lvV0dgJDeXxJ13sanxXebcLMHjItADL2VgUK2GUZNM3URB9yogC6TvQzPKcwLmmZO7ctglKih5DjIXWM1M4p6fm7GVGqVMrtI7ANgyDAzYVmKYdQdrf79Oi5fI7FTMfbRvEXw7_umWvFSqli3Gl1B3_wzeVFWyUWb51CJEsy.yHrd97rcMjr2bv5XCNBwEOuHGRURFAxY0CCxsBkDG76sD574wXRsW1KYrXRMOREl7sgSAomCfwpNc3M4HQofb0SOBulVP5NrWzY1wgY8pl2KEwWknb.6TvqYugWVUm0HaLVsabOlWNn6hAMKQDfv4N4hxYblhi3l3pG0zTDhOeSIw109WFKK",mdrd: "FoE.jbTfEdhonLYvabWJdaAPuUf4J.exDscD85d6GIk-1739392923-1.2.1.1-r7cG_0DIFAlswZ65cdVmWcUSJmUZA7bX4f9WT_beUi0PVF_Nlf14biGzP_kT7Zb7kWMZDqHnGzBSLWlpbq5Kg26P.fLAFwCIhzwJ71zEW25CgAXxLAXalnTbipEq6OvV12KeQdYBX.ag09BsFkZBHeWx_AgivPxk3.D_3nUz1L6UIvCNYFj9.ZjIKLVcf5IIy5CHcYkUBieN1LvvOa74ejLlimvyOY_4t_l48ZhVR4F2aaM7pCKMOwuFQGFFmBlsUpqE7a1si2K.zc1OUO_m6flbiSlQte8dsK1uCvn4Yo9aaPX5I7u.HAvAns3fKi9GvBckSYOXNggo_ruUAV0O0F5Kf3JTEfUhcREokCe30uZBZPWMBugd8q89zgmPR0YhUAEszl5ieARkC11fihEvY7aMseOoaiH4dhKrOMIJt0iPJsFjqE0lPxQgFxfSeP3mvfGSrET_FSiA1wC9rmKP_VjSEjvWY0eLOtvR3yDIVlOGsu75C2tbjBY9pHOA_VdY0WsdzTe2nzXqQq89y9E0kPJTu8mOo63eicqeRkFXC2kpDeG63u462mPD5IUHkOAZk8EeJ6PFvWV8JXIWBASFOLtQfvqX0qd5fMOQP62FCzD7Mv6BVyZgE8iebzVWc5g0.KaF9RgxG8lx.GAC2L3hzT.4RZ.qhnxmUrpWl.Vmzvj9CEpssXxXaE0H2eEblzaxg3iM1PrJtxr5DgMiUs6Tv7Gct9d4T03TIsI_Gi1z0AXDNwwtYI7558ugLnyT3sYbdrSdzRLyZu42O9ooy8OxuwuMaolWLgXrrdgL9iz.pPM5sCZsunW6Wm_zuf.Pgr93M3UVWVs7D6fzgiyqmmRcmFiIvbI3fpuidNTWC7EX89.ixbblglmQH5IR4X1dp4hYmn2Wj2FyiVFIZIa9n2xbycCsKtKpHeNkKYBsBzNHFQG2onrEItgvaBcIWYAGu29e7wj8abGKAvqDhNjKY4dogzbcTXJ1uVSxzCJKu5i9RYW3OVoUooTcDdsVKqxPFkceZF9bra63GvPqMjR8hMVVq_lw.EkHOidZaPkbFOMDr0lRB8Km5JNt_QxpzaYT5xT_lNVohUmd.3fAFxhdSzFUQul_aGsx1r3bDdc1sJBGPvqO9_VGV.QLsOMQOD5VmxMmj3oT0_ljyAF0Ry.N9rT3.soukR6n5usBretvnE3ygL0SE8xSWelFpRtzkL.iDSdtzdRgPv8drNi67s333GgVWvBrxRSwUl2JD38r426VKD0N6j47swsmwshApxe16wRIWsGneDCDNtAh0DItY9.5xIQ00faXPtzxfN_5Zcd5kTT87P1Ei.pDFSD.40F_16hTe48vLWc8N76Y55pwzwSY4Q6ZeGfaJHHgiWMFtubelm4FSvcxm7HjI97hceCACDCMxHaQljijVSH5wDkzld1pP69lBV3osY_ofZJyfVCcQifDQFlaB6ROkvim1ASsbDaeqPYJr.7x3vNFeuzKV89TuF49RPo6mIMsE.mtUaz_MiopoNC3otD4ad2NiWsGa_COMZaFpgPbSJd_YhqiLKDbvUyq0_5k4bqYYfaNKCkR5tAbqFx1hUSo14U5FAFmAnYPUkuMZUXb8FJ78YIrplxLETQdcumWG6ayLfp5VmAPDAfqOLNSpB73iwd8OpckBxICQKMtQPMbakIpNZjBNVII1Mt7Yi0OPxsgjB8OL2_lu0qiUR4Pvz5w6Z0502Sdz.vI8wYBDd8K6ojSr54jw2HxoN8NlKevPJ8UeYQ2dJ3gueYa0QwRk0yrI7i64Fo1hJhkjAQ7B.ZTzOSDL30c39ho6vscfDUsrsWA.c1fXc44C_Q"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f672eee95e66f';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\/0849752136?__cf_chl_rt_tk=hNHboVyj5z7SZLlyeO0TPLmawqqh_PSGzAGsL.ca4L0-1739392923-1.0.1.1-buM6yFxrhDDB7UCFFRMsqCi26TwasnJIrMohQ.1TYhw" + 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