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-337001590002.mit-edu.top/post/8739160425

  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-337001590002.mit-edu.top",cType: 'managed',cRay: '90f7bc240d4d9c40',cH: 'pVjqk0F9Yg5a.Iffez4xTMz3YBuaAyl5ZZpxVKVgQqw-1739144745-1.2.1.1-7QwAl6IHOriucN166oiLzSr3uqOS8orc7KN8zcRJ.cQQXhXZNSphbI_25dtC4Mmz',cUPMDTk: "\/post\/8739160425?__cf_chl_tk=YeKxTjYPBhKxXf0E209opeyigU6BYS5qam4UInQ5k34-1739144745-1.0.1.1-cZGqh23igNGHYS8a252ai.nd73X8MVJhYfn1Sin8ldk",cFPWv: 'g',cITimeS: '1739144745',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8739160425?__cf_chl_f_tk=YeKxTjYPBhKxXf0E209opeyigU6BYS5qam4UInQ5k34-1739144745-1.0.1.1-cZGqh23igNGHYS8a252ai.nd73X8MVJhYfn1Sin8ldk",md: "aFrgvfbkGdcSibz8KYohl.b43aFT_KDj9W_i0eIsFOs-1739144745-1.2.1.1-F.RkczBQm_UbYQFgjmcs1EquTXdIlr5eGJUdEDaPqa0pAw6jF1S4DXh__i4br_6AK803jkwmYulf1At_oZGZWShhyFE5JnNI3iWJKR8dYKRUoMwIsedBky9eKSglj1dnuzro_dzIK4_tgJfQ7nrBa5EZWfoJfzfkQCNFZwHyqOi33uo2C7w5YfmpLlPSJo4WQ5oO6RQQ1JC.dqMDwCR.vCqRSIJwqS.AHGqZsYvHQkRAb0QFl50R3WeijJmJw8ZBbn8QTE.NltmE8v6mli2FqHSTld6kLR9WdxNR6qVCyCOqWtXcDnx2VurQyTp1IYGbLzVBwbLzWXCEVy8csZ0TI4VrkD13D91xalCpIeViAFnr.rxjf1vybtj.0YpetVK7Fr6dabeKcyTXPPvzHfxk96FFsl.7MjCT.gA4Sss8.okmrZz0CV7.ktI6KrISY25uZszzbwzhKfzzObyU47F5RUC8r4ewfNAISVbs_tP_1JPh5cH_lYJxtVKJZ9etMxwnePVsho.GpeRyqu_BKkDaxMumQpFxDTj8aFOvkiyi3YgLcf6fll8isFpGnb0lFIViHX.6PZ49rjSjKEz2GPiOlEfVgTTGNqKR.dTcAtKubeLNdQ08q_8nOw0qRHeWINK0eRdMU6BCxO190ZOTg8oK00zVsWpGrPtXNCD_Sh8j9E3qF33d4j_CkOqJ3q8ErBUT_W.ZQhRyJt67bsb2bXl5d0tzINO6MKRegqsPZ03cLWVXgN4GRMGoTjLdVMHrfkgKOy8xHun95A9wnuw0480lxi4eBUlgcjUpubs78dVf9EFB5uYA41amgvifSYdc4FHeIYSkmShrexiZcSiX_YFolfjRYpUlNfrrKHIYCUCWvHhLYkA4cQVW9ac5uDxek65zckbT0Mt.pwyBlzxrqlr5qlwqx8cYkNbQvi4GKT2g8h._GpxQ1kEGauLybipW_qS7neUU7wZmS03isxUWGALaDH.sUhRC670GPpxa0dB9gwngiJPvsLpHfzo4zSJm.JNRjKH65H7Ie.STnhQWgZWbIoeTBaEGhJmaawlgYOm_H5i4GBX6bKXWMKGixQCQqV0bw.Scmi3Q5_dEY_sPLL..W7Ki4SOQBrtopgs.UTcOgEDniXZO6En0lk013uGE6NLnLirjbY4sBt._ONka1noZoe2m9ASpBtrqzfg8S9T_6zqtpk7AUW9pyM_RYqQJAnQWDHDeIv7uq05NmsVAjByh3RQ5Tom.Eu92mJB4zrWgIqHdzViFyv1kQ4gTQT1tmRePiAPp3C3FHSZGS6kVIWZidjsEmd_AkojTxgpASWYoo8G1KTxMKmb8l2OBrOMW0BmNGqb15XVvFfMCoRwUMv2g7AJcFKeDI6CytYVeamLUTpeWPAY82IgJKjyAdeh44fepxF_B4FmggCxlLc8gFQXP7_xcdwyZBM.ibqv0FaejZweDHIRfOMbMnSA55iodZpBPGEaiJG_T_KGorK7LGCSu2B.cYvZlutSdL_seDW3dObR5yCMvgrOZ6AUj_w9znBGhgloNlRf7vjq6xp8DwF6CyAL8L5ixe4Qj0Z_lxm9nxHjWqkwLWbE_D5Zb3ZvFU7KCqc1ns6VGRjjV.f62rA0iPbzsoxNkLsnEiZslYDJXZyF9bJ5pZhos34Gf.tai_nLbl4p8c.k8hPX2HtyLTnsp_2QgDkm6XroogikBTfy1wYWUPLGWJ14QUz35RWz1o7KblgjROLWuc0WT24mGt1sUnPeO67GzQ4O4_XNLrzQ2JPbmti5XUPx8ibzmg_OUkRiaMZl_KPktjd1mEKVduR3l68TtE07rduE7WEb9M9VlD5ps1P9qF2ti4DRS5jbHi4QgaUcYJO7A2F48HRSWS9mGA8C_AhHZhaEEID0nPdYuDo6IfL3hJkZYXpnLAM0EeHDrDqtP7MaNczPZsbx1OTfejuUOvDYpuifOO4Qsfd7Fcgxp1wYhhZTfUtlrL8VOEBmo5zgPbg2y7DUB7MPd3djaR.mn_mZRgGOi5VdWCf3xHMlSyVRL.vNWy8qpkNG.3NnhGvJSUm63S7wDSrogjR08NfIKkEBAIEvegoNzD_iPva3rO7lEzFh6cAZvljhLbU3YRGlZqb_IR2fQOGe4s0vk.bBRU4bktFfBOujsfjlLAVfnN0ZATuGJpfyjCHXBChAXxV6zB37YrnmCgHOHMbZiKKLOyncYIpNJJH5efbZ171PimDUjwnTmmmzVcq1W19Jr",mdrd: "AtNCT7IG_rSCLOQmomhDYNJ2Suv.GKqTAZFi7CNXCPg-1739144745-1.2.1.1-ObybB4dxhcJdh3izzAjP1aCDQ101g5bCbX17ChmVYWcFN9X1zzYNxyPW.dlvFghM4lAQswbSaq4BGvrDZJo_TNBEFj658SvI7Rccj9CvEJwIJqjaPOdbvymusJWdJ_Fr56LMcftNRzHxxtU1RxfWB5bHlUSyfGELXBE3ED4Fuz6Wrz2Ae31uqLkFkhAACRuI4nlyhvL5Ivqzo_zaYTkhWtQkc4d1.7S8AC7LcDw35vT4wm16fksG6YyLKP2pn0hL5GhoMpWdCuCXj0G_uO80Eqm0IUjM5dM.p7H_USBwnQgh4zHP9zNWkGe6NTJE7zZJ1rvVVNCCYK_76liCujI4n0fBB0uqAbtLspFphvwK1bqNLziUjIa5_RIZHHyIEeoPz7434g1H9MyHxBKrAANpM7ci4YEZRgvmdG2bCiW12h9E2yT8nwfxu5RYnYDtkXkWOwvZjwakowDnmtPO4VV59PtBzB.wijDtyH7Kh7liiQMy.kxI.wug1xwEQAAXUefj3uWmWG31KVK3qvuucjhcY37xUbTBOsrGrRRc14TBBzW.nt1oHkUHLSoBXD7aTOxo.fYz9tMP3K_5mIXUsfF2sLQ02MPTJniVSWCwHbSgbNikLsSCBrGMBWZ1X3T4cBJOSCm29_z24VZeaJsxHTHD1QIyhJL4sDuZ0OH.LQ_.9E1XcTHBmN_jFJeVichFKP_JXwj9f5_rvVNVxamRq0Q3oI_IxFPmxM6C_DTUOvE6bYmKfSwmDjY8zgUVJLM7bNcHRjQISL0JXY9xdB8wLl.0VpnE5zpV4uEhoR8NSTP2xMaROXWiF_0HLcArn.9w9s5DvmAVwnRLtQft26Rdz26HBiGVqyHu8jf59X6HRHI8GUnBlLOifX6f.uOUs7H5hmK3U_LoKVRrp6DWDCFRZw8hrT_IXQYOBdoeTPVNaYGNgwJ0LYrba123AV1UaaEGpcy6WEBul5AgQj_gwYKs5Buo3cX0H_y9iiosbk4.wxRYhnIH3Mz2TOe.gs9NsiMCfMUrR9TSt_1vpFmREgyvyQEruwmf8f0T4TN0UuZLWMpCc3ZNTE0YfMHoy86NzAdPI_I.zwl.h0QGe0IHix.65qrYAz2AkuJvWPz274sGIwxpThBRIAO.6cVzbkD_6HJhlbC_5UPsucyAH5L1xF3OiViJpqiDO7NgQPXcTMFCslXR930FHwjFzbwB1tQM2NXVHxFFja6KQX6NAQhNFZxwVSSMYOQJjNBAuUIr_k6aE7_nEXCXr90Mfw3LK0Z.GQnCEJBDGnLYbxo_.SKCTjwj_Z2kDqLEfaQzRTU.bjz3zL4rv1L8QYJ_TAibQZKUQL8SyT7obceVDYFvga9j3L2hW239BwnrS9RKolgfhwgTQAw_41XrWUa5Whuh4ZC1CeVnVsQIJdjqH54LLDv6ts7IXLxTKq883gPdBYvFmPYDFrZz0dalTaRPwHZqHaBth0pEdujZKfQ8aOqmCQHXO2oEfYbVX95LVyr93onMCWlgMLXIUrOiSYMIWItDrHXoixSsPJ9ojH6rpdJHJvbEplsCrwETgeYESK20J4haDxtkTCGQZ805bqyZS.s07I3aW5eyixruvanAmFQ_X_CIFQTMAD4Q1nnSGzgif9AQztGfc9_HOMS5genzppFx7MG29o9EDD_a_grbSWJepAQbfciuY4n4YRtUuq5mr4CM6CdrChj0yKFIz4zEoKl2m4OSU1hoVpJ027TloQLIfHbHRowcVGhCNpCGlMA6kmA8p_Q9MFFy3fkwZgi1m9VfdRUoP4fzKs2E39O6kay5NV9GJ91pW2JoKw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7bc240d4d9c40';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\/8739160425?__cf_chl_rt_tk=YeKxTjYPBhKxXf0E209opeyigU6BYS5qam4UInQ5k34-1739144745-1.0.1.1-cZGqh23igNGHYS8a252ai.nd73X8MVJhYfn1Sin8ldk" + 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