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-167618471663.mit-edu.top/post/1678059324

  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-167618471663.mit-edu.top",cType: 'managed',cRay: '90fb09d73e102d21',cH: '7cWIjRZNDYfWwC2wPvVHuDsizS_tl.ZoYqBAyZLO9ro-1739179385-1.2.1.1-T9H_wbwBeCKR6cZkL943CACyXmp.aedsMdKBSKGSVKjw1cC6sjHafVn4GuYBvNEy',cUPMDTk: "\/post\/1678059324?__cf_chl_tk=oRP1DMeEhgj.FXW3Jy8AV7zt.YAo3TmT6h8RgSD67.Y-1739179385-1.0.1.1-zDfBiOmWauu4Hmti6U8YDlWhCy9ia0oUuVeNdwmvND8",cFPWv: 'g',cITimeS: '1739179385',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1678059324?__cf_chl_f_tk=oRP1DMeEhgj.FXW3Jy8AV7zt.YAo3TmT6h8RgSD67.Y-1739179385-1.0.1.1-zDfBiOmWauu4Hmti6U8YDlWhCy9ia0oUuVeNdwmvND8",md: "UZXp6e3M3JGyGXpfdp1pnNDCcXH8hCvTCAnxDJShRKw-1739179385-1.2.1.1-mXk6y2Mo_smSbzKLLjKfQE6xPnvE53aoBT2k12dzfy4Txf4MYqgFnkqPe16tQ7Gk_Fg.qtXPJDqgkOqgm1nYhMkAwLJGuOU4pI05zSAimabFiN76tdr6sYR5NzN7n7vgYAf1UZkeCIp3VWJpgN5MMmxjCyEgXmsVyZ6R.ZaloFu4nQFgKAi6l6HECMETS1XfNSWajyKHmZvJ7HCJgMeyo4i1tXjkFhTjsxIu6Nf.Ccg_2P6hgdbVrSJ4g1.heTpCd2Yo3_Z2SwknZ0DIqa8MUAgbGVSEjtjoachLf741BIVEjigcyEot5nUJA20olHtPG55pV2d2AAswCJcSrG3laldt13tnZ.txu5sQ3lhyLrmWCXHmxrnOGcVJObdUTgEfjkjXE1R2RlLVKh3ncA6et8B_pUJquKSNJADFzGkZNZIEMVFLIgmt4t4A9QWSYeA2d9Wx2y_99B4Vb.3GF.TucVkcw9jZwjVy4AU_RuOHtA7KEuWNjAkuj_UgFYtTE2WzzJ9aBygnV9nlTw6irmcVIg80_4YBdfg8FwCXzva1O_5ORwzS.ZeC9xcOj3hbrHUPv_k_V3RZrFp.QNOc3yMKlh3vf1uTvNY87Ri.V6mXxqbwf9zHYXFrLXjEdpepP9TsykWWKdDJJ5qquIQ5CeymYbmQw_8DCoYmzZAqiD5BWG2e8Bhe4hwlJ_jDJssdO6aerOXtALsPlDtokhqzaRRDHfpF9EaV8hxX.bjKxxKce3Dpsg2_Qwcks2v7JI58hJNO_CEB5iWt7._eAEB97FEy39WWaQrKoal32PP0SD6YNhmNq1pBw41PCClZqU4Spvl_bEu502O0Tbn4M1JqEoOZxnt52HjSoOhfSIpfT6kn19FTVuWqChXu_kAzbHywAG3a68OLUQrl.I5cWNJ591kYhdOaR7v4.EpVq856oPMq3EXYEqPAHGjVpIgyXeVcooPfK3UDvmxA0eAUjoE05J5M_WtnJRzg8xzQZvK0ew4fTbIX9RB_Ul.CjlJJFwcXF_lRPYiY9RJ.neM4Xw4ruR0rXzAoBJsNYUEJsz9vi7VZ.1OxVeVTNnP0mCNkv0L9N8bs4UMVF7EhgMtPX8TTkfwa_daNQaG64awsiQhK1GfmZPY85A156IGjt1yO9ztMD0FHCNJrEVKIYdvMlGFFvbK6yydxhILaQaYFlO3lzkfC6wA5ZnViFhqZD0dESoQydRjDOJ88za1L9r8eWUvjrXsxvLAEmbT_N9D2pdURu9v0f7CzGWdHnadNf59idISyVZxu1OJQf9vhCuNX5AN6u8yI2aNReINTPUVLJL930Q.nVJHGS.ceQmvo8Fme3Zjt4SGsn2qQKfngJKIExrhmS8EfNZ5jhfDNYgRrpQ.JIYw22zpb9O1W9nOiWSrKXO8gWdM6VnlnB1.7sm0Wvt9.KZadTz4B22FQqiba.HOxjvsG3dS7XsxTBxClidEFKpPuHLHK75YvHTQTyeYqNaBvXVRMb86iVTGDBcc16gGW9Twh5gt6Xj4YQ82ENB8ULWO0Xvt_heZVCxSbkuBjqhEDgS2Evdnff2B7jThVeJZ.ekgj72VGH0a93mf_hcJNSMX2GM2diZI.AmG4pO7t16YydvpPihjLBdmRZmfsADolOYtBv_0H5oOcZpoY6PDnskwYaA_ujKu.B0_6Lv8QHc85iuP6.Dsbd1Z.geJMzu88GYC4umBo9tFaCDs8MCuJlllkKMR99Q7vmvj1kxgc5Uj71pbSn.YA8n8mID8lsluaGqKk_HKbyYh7oaNcvmKP6LVdSUnSl0vG.XmU8qd_Pn3LEykpvF3Qxv1gjDdyEdDCd88ZKE8UxX7sVdALJtJZzoCH8N5cXKIuU3vfu8FFWSfHUnvLAT7.EBo6XNVMpTixj6tPMh3sE8RjqlkilJvQwxJvr_mJnk4_XDLZnPX1AFNiLMWsN6k2zJOiHutgFuDsFW8VeawzxfJem5po9_ttJ_kyoTkx2lEIok3J7aH1I1Ff4m2mNLlIeHIl.ALJ6JBE8paG5oxyEPj4dy1S8Y0MOUVdkb1FoXBjTwXsP3oJp0BAfWRyK1EPT7vDqmlVQi4qhDDoZuGsSZpwkk9iRfrzsEJ3GNy5rM6tY3tiiQ3JuQ50TNfwiwN9nrtBulaj1cYYPhNKLgvQqUymkwQpP8UZd95bRk2WVlmA7jzykoYUUldt414x7R6FvuQpxX3ECow9PAwHCQKPtk_AwIGG_5UeeQKxAiDm",mdrd: "lPZirXHwECWugPUXclz.kgnUiQ.Q08XuKwRRmTimmiM-1739179385-1.2.1.1-93t8zqwx.76QIgJCqKeN_SZYI9emnR.B0B8SiYjIWisD10NJWCqKSEq9I9._4uOo.zSRD_jTT6KA1NK_mLA9Ju87G016k0JQQexMxYJzDrSg8X1_NIWTcGxWOPeUiOvYKG4h8MbvWq_bvT7IoNYp.fWC4g3xWZ.ohhtXC3o7nwwVTzYf_CzXPG0r81Aer856NsfbosSZibx8s39bE49zILQje1FdG7Wx6.WNKtyhSZNpQ23N_Fcn1Pw6Hv6j6zzy.Y7xskcmOtHZSNOOvF_jtEfalSe6QjKi_ov.95TcgzbEmyeOdtJq16RHFaPI5.XQBKrTJ6Lg1tSg8c6nM52L5Isz3Z80dX19vNJZ5kk5osZZT6kN0FiJC9WOvENSAIiWmCYwtiTBZlIE4ANmww7U4ZLZ_f9hYFPEOD3XiqcKZU9OBTA4U0Q2zeQYzkDUapNnlWX2cQbZb8aQSNLTd9jR8LvZ2bl3iC.AX80_sPBVeYfRCTKpCfbbY8N_Jtq5KvVAWQzEe1fZ9G5Z4fskuZ3eoG0fKZ_9RHMjAJwPbQetaTRz2htGRkPutZ_qFP94ybfwNQ3k9HSOR9a9jOVYtRVJJYmOrmMFY7fTiQH6j2yrQjs1DoWMhamH2pl8ZVsTwvHi0uTk4GTVtWHjEmryKOT2G3F5DwFE1SmUM_vQ5DlEoDKkz7ZISSm8A__1gOclZr_mU6Kuj4Nnt2KuA.cwfKVWAce25RVOD6eAUUy0SChesaBP8PzhRx8g1qD9P15qa4ZRkb769nyRoj4kGVOePwyrstvLCu.x41eZsi686FsDbNXYxlVVSI8pIdn0I4TmEcD.DZkiUtVE_zQtVQvxJu4RISvLEnuAlEn9GilpZibbyeJMI4rZQ6sOc1kp6FLS00wXTP1AfIYSyVbY8GmARliMS7JSx1pU_Gs8VKEtWFOW6EkiqOicZIudK2FOfXtNtrR2sdf6ewm6LDlGqwayGDdmdSE5LjzrQGX9UMSBKpIEgu.FJe9GgN4GjAvvZhIsZSXX53GVVpFGPdSqqcs4HNVhqLFIwh3SUOyNj2MLiF_C_1wG3NjFFS2GLlbnm5u9uVOKMitRfi4BBWMSysfmVJpA7rpowZpe8glWeH_SpgEMGp9kqto9Ujoju0w6yNj295mNw8U7hHSGn9LT_SL9B3DrN7UCE8lg9Or43IBKoZBGXS0N_IlHSPaBVu3U5JyH2_VuNf_RoX3KNVn.ToCrQ71SgaCzMCYX086TX3u_1KmW7.0MdSuquGMBo8CJ_Zwa7huVpsBAVWEcnL13bVZPUC8gep44Ofu6Z3ebjiTRdYM78bYkKrVrqDALk119tI2oKpppPEGOJrFurqB4yNdV3dm9mCTwNWAiIhtF4nCNUfWxJr3hwePTmotM5HFmkOtZOAOd0mc.PD3W2HLirIoaosfeJ0llSoEda3wUoKrjZalXZERJ3DymWHaxPk.CF7qZNU3iccsKL4y7zP1x5xhbjchja4kYtMkIVqPd3uli1HfDIA2J9.QKJHU8ICEy.GqxH4DdjUNIzrUsOoUB1uWW_GseCcfz7oZhzDnDklQTBkDmnpaexeZeWYi8nyl8z6gTMiM98d3.zIQqFqhAozpITcNIEdY1pc0J6Zrtx5zkrA3cTk9giJteJYNfDx2rR5DtheW.hlMRPnrFNWqEHIVkirD5pGk9OrPbQexdmLt6khGFjklr55X2.AEZKrE4dv3060NESzidJrBMOmSJQzTAOnMA1yTYcJ9VousLyD5aPX0aaFE2bzo0rFhTJLGn8vwvSoyfg2HZxQyfqeTXipgm4vHq3oa5Eby_yCcfQogsqEf8SuM"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb09d73e102d21';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\/1678059324?__cf_chl_rt_tk=oRP1DMeEhgj.FXW3Jy8AV7zt.YAo3TmT6h8RgSD67.Y-1739179385-1.0.1.1-zDfBiOmWauu4Hmti6U8YDlWhCy9ia0oUuVeNdwmvND8" + 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