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-287342764261.mit-edu.top/post/2703594168

  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-287342764261.mit-edu.top",cType: 'managed',cRay: '90f35cef2cda3b20',cH: 'ax3tOuxYDUswLATlRPNIaqm_Wmm.fYu44JyFouJXf3Q-1739098902-1.2.1.1-wfT6WiREWOecF_7DJT56yDPzvHEwUneHz4OSVQJ4UyOLVzAlIGmleQZwymsxLK23',cUPMDTk: "\/post\/2703594168?__cf_chl_tk=H_qLRm1uotzOukaaFwki2sfPUudGnFdhdsg.t4mAryg-1739098902-1.0.1.1-tDzQcbwyVa2Mp4Voo5Dk.vPyoyzhWjdqDaDbPw3B8SM",cFPWv: 'g',cITimeS: '1739098902',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2703594168?__cf_chl_f_tk=H_qLRm1uotzOukaaFwki2sfPUudGnFdhdsg.t4mAryg-1739098902-1.0.1.1-tDzQcbwyVa2Mp4Voo5Dk.vPyoyzhWjdqDaDbPw3B8SM",md: "3g.O1TY5PvoSoB06C4J67RgOpuXCBg3S.6SQeQ.L46g-1739098902-1.2.1.1-wbY8zPM_uM52VFu8K304tORjp_ahGEa46bbLYvqhs01nYUkg20ZLELh0UZgh0n.bjTuBwRqM58vkcEd2uCrSbz5zlbMSm5j8U230trxmVuS.vImu7imHbYLy21LmdZfIPrNB5V5YCLLXJg6wlnKuIm1mR1ykBNJzUBzxtm.qNY_1z7l4HQiUmmK6YQPFG0NfwLVbo10uJkXjoAWlOxbRj5j2jDU5u.PrbxF4mIB1CNZ7S0smueEMVTq08OSjYoLcxUp8MWL4qjbdi1oVAPe0xV_uURVvGZ9DjUSzixQoKqAlXPWWcYQp6jxZuxyQVLRn3bFvZFk.kQkB45wDGiUClKb8YYeIJwDv3bZjNNsP86DXKn7LXBKW6V4nyPt12nwM5wGKJxm4jABZFOVMpb6ki6ViGFmkJx0YVDZEpzjEb0ZOcEidVSddoPfHqc_YB5V7BuOSndejAWpH1mPARXOVRTYfWwSWmzIX31ZTuHXy2W3seWxdotSJOvHBZ8VHzofyekjmm076rLg2iEtHnvKn5efk4lE9c5wko55buqevJjDlm_y0bc7D8htOe6yk7Z0lXP1cPb.FJALWLe3m_pWbveAbHGwexNUgJG1hFR99gB7q7JYA.eX0lBXs8Mfpw5R9wp.m3GkYEXRkrXpOAHui.6fl29vNtlVMyC7kybPbX.v.l7uVF_0IcnJseFbRUie3qijALq_jaECwglDANcQtZJtv28fSjZZRju_NwxIR0hQw.dBJbNyEqhGThjV3wkKwZNfK6A3Dj4OnbihtuC1tbjIBRSTvav5Sgb98.WS1llkVjGbWNEqUjM7QPxVz5BxQqOe7elvEafqAJyHZP9AaaX0XlDJKgCcwrpZm8QzHs76nuNwDvhtuUJqrj2QK4K5EyBrSaYZoTZudG6ZqzKm8LcrKQp3GmIKih4nBAOrft2mMGG_YLvs0iMkWmrJCMoSnkkBwF4uK3.i9EjHp4syzGYaewAYtmdIuDcPH3mwd8B5UUzDp7.DsDUj1KGt6_NWtojxeRz8CFq6tMTtsITCoPNoYn3r9cEdXNvG.zEnAhSd8KyPuIXv63XQiveasfJR5Nsj11d2zNWD0uYjf6Cs4RCjV9.iq1RzoX.qalzsdmrK.UPyFVHaMU8pHJZedN9SPlhCflALR.viKf_QPUrca5lTAR.6owoUU0XwmZvbJQ5VPNzoQWsCEqhcGwljex4AZ0mKSMI0E3vjBopiT2QC8Pay3iSFGwqrO0hJvb8IPxWNAHvLUcopTHpouYs3lnzW7zVqyEDSUC0xXdIcSswjyRtAs9wTy1rMNG9Pkt3ct2HGFYhusAuS5G96Gdgbr_TDLgQvyGTUODl8lx2IvRuM1YBMGx6Hwy2ivpklYfEyptHXc8zKlQo8l9FZ.dIYHj9G1I0TvFbj9.W1KLzlmwvDtndv4DM1LdoVv6VZmRLMmfkNM8Yod93EocTEs4w7UD9alOPmfDuMElhbtRP5luToV0Z39tQbx3AIw_XEHdyiJJVeVUyhWVtxceCAgnQDT8GeQ6g.F5KtEbnWOZl5OsDRJfDOf2pDc34oznvK_cE8.pXZmo2QVHXwK3hTsTtw2OBP3BNyIIycSE.s0yTy4Lbar4KD93qDWhvAscchH0e7gLaNOOCMi9h74_Vhy0YsdGfqv9hH7uL2H5v1yIlErNrCvj7Nlu1r3IuZGy1yz2E.KYvi.0Vym20czBX7bXqt8zlEkXfMQLLVyVkJwjncvTcxxZR1dexcCgYmPTx7LZIGnWTIosyJIGd0gOZFQaDR9rpNSvzxAJrhcG_hcDFD32Wqf07fhvg6fKiNDjzD1n992KrVDlNI36JYHGk44SCVSxmmksSlVr3HlCvxuFHBF7x4vceWIrmd5sD7883hhuH3vLRTDWP.z7Ccx4JbGZwZ6iPh00J7Q2gE_gsk5WkNw_ql53brMNx0_G.r8VLtXfvPIr4a4dsMNhJCE_68Tri4j7Fcy1G4Pj8wArJxI9o5sc7A.hSrzw9EOnZoD9Uw_YJiM3KbsBSC0cOwOR4vFooEFfKZTl861pDOys5NzdpUoCe2Q8dq8B9nEViMPMF.x.NWjxNyoFOBxBm.wB7aJiKuIIYWxnOOXzB1ngqwiwzF7P_14CtFBRPy1HJWDkWts1wmJHhhHDlnfeA8IJxD_EqCb6X3RwHDf7xH5OIXLxJAeNAtYOl8VwsFaBp1npP_hZJrJUMv.tj7GFMq3odFkgkgAYhj.",mdrd: "2Q8eayQ4aAE.laIKfJbfooKHua8yWTtKaWz3.aJw2YA-1739098902-1.2.1.1-Su2tOSTlfkwZnFBmxv9pBarXeV8nWnWed.HoomnrPv9XvhBpOIqZ5wEjgwVHtJncxtbUIjzZPw.8KN111DZPoWQUUHUY_JHpOzqCRkzxyzsPUOUC7Y40Gk6CH5YwshjPxwvLwPfV11aT7Wms8d3OBXfl1PEjNtWuxFqGx8ogiAei_X9A48xp7AqtKEyhvLZIkMOUXur.dwJn15tV49V4U76x5R3OH3h6qCX3K6ER2oOE1hdLXuphbKDHhLlnaN15xzivvZvTMqmkY2C7qB0uxPKWXxn.3dd827IOa.IcUH_QrBJ9JBI3GMJ0sEbQ64vF3SqoEBtHqhH2fBOkQoOVlALU7CEa4sZeZ0spdlbQPhL3a76xt337whQ1DUp_XDCT0vTSfLZu9OOjyUSPnjeEZlN8s9CMws5FNvscM6D7AS47DwyP7eWgYGN.PWndX_VBCw6agTGaFefPqUDBXwRaiCLiW6V7TwWnX1FFWpxUKS3w3EddB.JYKzEoAV9IpnGgzMXKmlTmKDmi_1SH7UxKhUzDUr3X_6gxiv6ws1RgPhg5MeY9AeDuVea9O1eQMDkHXA2Zp7V8yikGX8qtybqOvzSfMPacoCOqzLVEY_ZyzfwsKmJOJpWnXSvGnX6XKd0N4wLgJa0a2etYR_OgsYvvW9MPOQSWMvoVGKA1oasBru4sbKui2huW35rVPEdXFpXwRgKHF7eI_NZKagLMMhZ6Dmk0zBW5oJGZHNODuAhEFSCYe84a3JeK_IoKAWic0a5kS5OyllODjp.EJmrWjIcsJNoGYNXD.OnvMUitlLc2CaBD18iduxy91VBPCblHHTUpCFUXKTkPp54tNjTCcL7bD29gkDKdixRQp_1JCSDLDWas_FGv4DbpbUxwkHNZHrSEGHIJiNAFWx8Tgm2bcBYgyOiaR30I.u7s8GAo5XLOGfv9pPY._5aeQBL9uDDngAtG.XbbmN2.TuCDMtAgZ5Acs6.LmlnHlqHjWna_zzCaK9c6gV60hX7f2cHM7pPIPBOHKbJGUp6lURBPsxMPQ_dTRPaIEqni6Ty7MbUuWxs4C_MITcwaQkZY1M7pZzAcEsuLk.FT1CnMUDNXgQpLEH5nMv6kxTwT8bSDnfhNVQTHydP5e5qgpfwO3Mzrv51cS4H08U2Xh9yBmTqfg.JIgYzw_z22hF5lYsUzAShSDhOCMewHrE65_sS4hb1y8uOG2IiKTGiSmXQ2sheurnaVj1.4qvXiaVI2bxsU8qMp91Qq6r3VoxkmvNwwxyM6ozLnLJfsrgcfZQjgANSiPQzgcrf.Y__KioR9Sy4ycuL6NvwYmvH0hXmUeUMDSVcZ2HonJj0E4lNg2d9IkUZ6LsqUsu6FGJQZcKI0HT4NuzSSNMgBSxzOBILw0uV5ZqySmhxS7mcqZPrhD41tf2enqwKcHftKFiGnUejFdeYy99mJqEj5JSDFBUMTfO5GD9pONDlKEl0xhljBaGIZi3kRUL7iDaLyqCtuPorbN58GrekxjcUIyQtvkmQSLGSfx_8f_GPUlo.Xvnib7tz6madKf_WaLhbKHkopmN3gsHV3Npp18h3YRBnycdpp01mrHzXkQBp1.vE3TL3z0XUcVTgWqr1.mUF3mVO9Fr.6e2F8olJGofbVuWGkR7N3edfz7E6EitOLmbMcaPnnP50PtRxDanq.WIkBpRABIezx88C0GjJx0qXmxvKJlvOrvv8JY9W5ml_a4rlusfpj8CNn46e_nDEJfJb2egR_.DxyykJeafGQSM9N8_SfDh3HuElhIysqDegFsJqUFg6RYlR.2qu4ECjMs3XYlw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f35cef2cda3b20';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\/2703594168?__cf_chl_rt_tk=H_qLRm1uotzOukaaFwki2sfPUudGnFdhdsg.t4mAryg-1739098902-1.0.1.1-tDzQcbwyVa2Mp4Voo5Dk.vPyoyzhWjdqDaDbPw3B8SM" + 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