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-240513253201.mit-edu.top/post/5968042317

  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-240513253201.mit-edu.top",cType: 'managed',cRay: '90f7ae36b9b1c979',cH: '6pqxNki3zuYypTITtk_VpZi0SbxJjIw5lXfabc16w0M-1739144175-1.2.1.1-TY3uuXdoH4Y4YsP_hYKDK4cPrGDs4E0E2.pKvWlWhatQI472nM_3uA5I6_MBfi8v',cUPMDTk: "\/post\/5968042317?__cf_chl_tk=77vRigmNS9whAeM2vhpDACCjbJ_7kZaLmyBT1XERvUM-1739144175-1.0.1.1-d2MNbae1oRE_wxG_DaXpI87S1nKitI0JJIc8m_GCFJ4",cFPWv: 'g',cITimeS: '1739144175',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5968042317?__cf_chl_f_tk=77vRigmNS9whAeM2vhpDACCjbJ_7kZaLmyBT1XERvUM-1739144175-1.0.1.1-d2MNbae1oRE_wxG_DaXpI87S1nKitI0JJIc8m_GCFJ4",md: "RBrraKKkyV24XBS7fCdOaLZn8k9YSg.N3_nvu45QAkI-1739144175-1.2.1.1-M_t4.88bf8UaS7.0aN58Fw9AEbw0tqHyvyRG4lNRqLUClQFTHok5c8hS7l2_O4I96wTSqNbcYjVdCFxb0.r3TJXXLJ5tzE55ZGOlf1DqwLX5663vEfIkJV61nj.sbR1wV.2a14XzKbchtpWHFyFKs6qvGG4sMwdTP3pK2Qf3eJMdz_SiYfDzfGooiYQ.kIHDwIl1njdmYvsM3qkCL0kTh0LVtU772hlvx.WHhqjpRP4DoeF1T7jLh_fepZ5qpuy1kpkFwkFKI4387hNsgkC5NmispogoBwdtPN7nqFQR9YRIYCWnxyijhg.S8B2vzL9z7Tqp6IHjX8wnRCFd.diOdGIjBQzDr3MhAGYVUNufGyjVmWzVBdnOJEt8IqzWMLTEkSNajc_V5aecpMIQtPERTW29.Xvn6BukCuPQx9G36frZFvP74r3PaeSQlHWWFiGCurD8UAXW9of0JlRP.1q1ufzhqdC992b9v6It91XBvPOHXh.eN4MsfPqBWB8SWT0n_iv_wyvQNvuGpeMZsClX23kngmhkOJ8Yowpu70PQ4git0wqVjPKIvW_TK1ONpo35eJKNEdWNqcO0ifp3qaZsoNd3vEGcc7NrXXLu06eGzp.usXUfjkWMHbdeST7XX6sGG.6Cwetb4GI37vkH6PQ2.Ag6ZModAjI7vpCOftg4wJ_N_RRcXDJBlB8fFgy19bihNohajdrPrIV8e6_oypVTNPy9ZmxQp7heNzaxQ80puDy5S5tfzu.MnM1xJ1uBVfZYFkYVj8UXFgctkCdLEtCkk4T3ISsD7YKKMwFxYwqjE0NmZmgwJRIdSECDdHIdjcNYT6nOpts6S.dD6f6A6XzcQ5nIIm0zbb1L5c_U6ydUW08S4mjMvr4BWiGc7Eby3suQ.zlgnXn59PCnE4Ghyxj6q7oqowdIe8T5EYAxk223WVDHxwyuPs0glv3y_qg04kL5vIN0QgfeFZMEj8Fo573VSy1HhhRCKYgA4Vh05nO848umWLAVjtYE0TzU6YMT49pGgbivnwJ6LfDZpr6.Ftec_gjZwJmEWjko905b5bU6XGGsoWA6mXFmpQuJZC.rd3H9HfbAEzK.00zgAz.4wVOOBeULJHHj4Q2Oz0zl3dq9potnD5iWa.pbI92dZ7SrlEMbcUZYgkfk9twNv.Uivbi4akFMLVxNNjKMcnc_.QejqfKQDEHY0rk9..5xLVP7eOiqjRNZkJ39WdJQEKgIFOI8TObchzA4SaTzBgGOweZC9IRlMO1gbsioj8mDjxI4DHdWM6kgXyQJYY_Voj._Q52LGapymGChsciw8jQZuETDsstyLrHaArvF1Om3byhqwp.yCZeLOxtXsjguHw7dc24EmR4uZpBuINYJohZPCGhg4PXvVHVCEUQ7XU3F2SxOQBejaSQRN0hLnyXf9Cb21qwjEYH4keE.Tbz7YVNr3KWA8u8vgBFnl6bt1DID7gd.w8r73uWmSUWHqg.k1JWBMDWWsmhAxvsNbO2e0iCy8ghNPsuoIWqskdoOvb9rWJcXzesejVucm1p6_H9kR8gdomxHbaXc73pzBnzZY5H4y9VFihHpppnWqfOtUNgZds65QWTpjqXsqJ5Uu7k.aYhro390xxjaX8mNEStC48BCCC_5ZupTFxd_mBli7I2FXt2tNlw310T7XWEC1iYeZrDQTrgJtjwRisiyOD1Jbu7EFMr1lDZYVXq_clVMvGVEWVtkspWZlbBVMmykP_LH6WUgkGbS54PWIYCULqxZ1mPzLdAhMsBU8iZ0FcexlRN4f8jLbJ0AVkMYNUq1tEHuNgw0ylWbMQsCqgL1rwKhKszMvp8Oy.Ht1E0SsNHwdCw4Ah3bVCXXOO.KdVMcGHG04uxH3QfsE78UVjQVx.p.ubj4OLZsuAI7Sep9Q4lM3BkUyli0YgMFNEk22w6M0j5sSYQcymmJ5dD2HvyFFGcNMOHoxqi0XUJFVHhaN4gUb8AX.1.1rELppuCXqg3VmKoMJ8SkQuH3oaD24GpyBK0xnU.KJ8p1Id.4fdYexBzj0Whakj7NTbBCNmUle4.UcsmzAuzaBGWrX_s8MHjkikBLlZXxLmVE9N6.NPCBsgaQbAnfTwLmWCs1yDV4M6IwCbhNipxr.T5oKb7kDjIzMKlTOQhGR3qE00ywWPXGmDHaHYzu.pGz1IieHyMy7nbWe4kv9191RAg9D3fU1tY_2.lyv7TGG.WoeUprAP6zmbDeic0MqHOkNWEU",mdrd: "H6fxTXCDnHbHzexcL_OjwIzQbOHevscBbP711tBTdlM-1739144175-1.2.1.1-da8oMN0Rx3lvPdLNT_dl9UBWbe9Ux7_1AHBmobGjhLvct.66l.A0yzEnZea4DZDj0nmTWwhdXcJDR_cyClK9NHwtOOKlu76n1B.5WpSn2KEefqL1pHGzf39QeQRyEWjj7UHHnX916AG0jBaaRoQuq0Mj2WBqNU.AT5RKCQNdACHcDTUzEv1JIEgBqF_2ILs.sDi.zZDlQc5PHe8F0lsuoOHZin2n07FuEMGQ2R9dyCGEfJrIu0tiL4ZrRnrhaW2rdwD1itHkQl1JEVGgL3QWVaE5TW6Qq_0poJN.GIhjS8VW0wBPGYFj_XAsDTe3b7EQBPNXEJW8DgbEm_7UBETzzhtFwxqWr9zhsZvM6wlpWX9PxyxITlNnC0vviKFXp9121GRdCKXSiHvjOYjYOiIbnfmqWnz.9mWaDnuLLaJ.dhy5mj0hWXYVEaJPldwUmvSG_7jIEoyXdE8WPf.EYYLIJ6Ufz5CU2SXZs9Ruv6lvZBpmbQ.aKkvJgsvHv1vygrfB1elycJQKoekysNhDMo7m38dUXg31eLVf9rXZYS9CIKuhYgYrrGRvz7SjqYU.iVMF_OmcJkKVFKevVwDrCTS9WfeJDk.gDO9IfkGKsAYzW85xQyZ.eFzew.w8vIq_XXYJaQc5Q7Axs7fEDHIvSeI_OVr4is9_fIxIu8WAxdLgO5BotN1LItlhhK70yGmsEf7z3fhpW_wriLSIERxYaRXyI1eJx.6yAAmOZPFLF9heje4w1nDu7c6cRylfvO8RpB2euLvlZUSTu9lRC4_CvZFVu8LyHUG4cUZz2qt6yC0YILudIlAuUVpYYntU2g0CmNPmbUBmHNHDqmH4in9wwcIWwfRS_qiiD4wYTSNpKIvryjMfnc0twzSfj_HeNH57QOjdEuu8ioDFYYsLCAdYO4drWcsEX458YQtEbVhfDpYpyYCXhWsAGrAdmblhNyxyLt197IAvvt8rvdgGKJY6qNA2aqrNgCLerfUkc_yN6c9XnKa6FNU8Ti1zQzwMrlSTUlxhoD2SuVPXZZzeMdqbg7FOU9s0oiO7p2Wq8z4nBagYNFcCUibdQzQcRkDCmAw2TNxAQ4YA50LWUeR3YZWGboDTZALfxFuACjVUAeHOIOdxoKXnvYmQHKYGu1chy3Zy02e2kk0vT5UuIK1dyLtEuqHDJadlEVdjW4gPzsK7Q_ocPASgGFOIGMeS_fAZ8Vdk691M_VOcxzDBj_0HhqMJiQCd_V79aSgzgPaTo6dibIJICVYl8W.691SUoBhbPa_278Ve7ovQp1sDaK0nL9kJA5lsRusq5ikPAN2bErdlKYHqXDBPvKyKqcnBzspVhjrAm3KW2b_yFrLYS3D_foqnXZkCR_CxDLLyRKSUDFvwzqaePGdUaX4vXAnAP8orqhngHhgE_pxPir6LNCt5iphZouq_hFCn.tfeOuuGGdIdJUjuj5mYB7tU6WHJbb3UCG.W4205omYSmhFiODSVQqXItwp1gpcYpvscCUzvgK.WBs3eNAvJldYlwA__cwdVt8mCFmMrzN1dr4kRqxdW3aLv3zrFBq7PXFNhwq7A99r_4570rkSCPKMH2vaEcUPpiwZeo3.50y91va6Kr2q.AQ_DQKzfZipF3Ng7QDSUEkrRzbFaSNM_hrfJJwWKO7ovxxt.G1sLoAlKr37BcVecvSjtIk2oLGmoBi8De.fLQybRSySlQDQ0F1PzoaGihf740W.ZHKkphflzrP7yZIL3Btm2kLygVKBFtmlqV1LaV25G.BQakQNpHOM.YmFFlmWOggM2zzO7FPh_nADFqC59FwMwklqVkw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7ae36b9b1c979';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\/5968042317?__cf_chl_rt_tk=77vRigmNS9whAeM2vhpDACCjbJ_7kZaLmyBT1XERvUM-1739144175-1.0.1.1-d2MNbae1oRE_wxG_DaXpI87S1nKitI0JJIc8m_GCFJ4" + 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