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-141788806343.mit-edu.top/post/2897643501

  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-141788806343.mit-edu.top",cType: 'managed',cRay: '90f23349ce65c94e',cH: 'G_tnOXDVQmR96vSMdS1xB.24eeZ6QS1XkHmz.YYDdww-1739086711-1.2.1.1-6Jn27CUGR8eWxAZtK3NNuoY1emgQpbxiScXy1vtUDwf09r2wL8qW3vYSJcYAwR.4',cUPMDTk: "\/post\/2897643501?__cf_chl_tk=uTtTwmaULh08H.5nAueRZE_HxBhoAUeqp39GPRKNGL4-1739086711-1.0.1.1-u5J2M87anV.anT1i5Q29ay7NxAYrAI3HHlUvQwPndms",cFPWv: 'g',cITimeS: '1739086711',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2897643501?__cf_chl_f_tk=uTtTwmaULh08H.5nAueRZE_HxBhoAUeqp39GPRKNGL4-1739086711-1.0.1.1-u5J2M87anV.anT1i5Q29ay7NxAYrAI3HHlUvQwPndms",md: "NCq.3fCaexu9xeFqHHIeH.ElIOtkkIg.Eq9nmd9OEyM-1739086711-1.2.1.1-tNrIkMhL5tIyUUMsUe98kK0dIXsyzeIjhR1ulGqraIiDJHtN8qNW.MbfnbufQBDyWD22j_GruuPjWxlag_MUpPXjTcEu35Gj.yE0H6RUuIHWFlnYWW4.ESzpmAumqRIt87wikh_SNOMSqMdzkw6eaPSSoP5IeblqDzEtAqyBBYcVCooGhhGpHreS6ubz1GHOKABObBWUUaBX1OlseP0UKneSfFKcQeJygW7xFoGxDPKGAkWCPaWp.zh8HxIiiEm0mfM6kjDiqrrNSaEIl1dK84qW4WHtq5Wmi0sI5W.obHlTWdrvuA51U42.vMWRK8EjkhLjB5zetebhdyJbSM5cuMxTdPc49J8Saf4N2aPC29fsQfuj6olUpmk3zsGDxW7QRiQDtaG0DpONawjuyivg_mnZIe.9LNXDWFTlAOj5jAAJYsVX_kQENRQBVm1ivYmuBP3vS0FiDq4vtdnkQTP.VVY7se6T5jjowEsHNo0wMHNLtArfCUCtYbUvMBI16_0NT_9zJjmsQQEvlxW.5d887Ob9a6r4.E2DojPh0bKHXoxGNt0EXmfeNpXWdgsVpyxDaB.tD7eQSN69LF8P9YMJZq3oyQUGppc0zffeUSnFfkJ6EMRHEL8i_7VnhuV7S2u5m24jq..PJqKAbyWVLBxzOR5HKFBoL6lhgWLWd2P55E4bItg6BUu28o_KukQROb9TmQFL1whZSPLa1Qx0S.KKSZ.KKq21ECU7EiwheNC9YSyQCACXdXtir4IgycTm4FoNk0GV6OfeAaphkvca_.QQvUFrF7UXkunpaD6kk9MHmOH0Z6gIKAq7ZOBtAcSal8Mh0nL6OmFbcZZPZpJdhlqFo7V3c7AjtuzAEoCweNdM4p9DRj18a.GVG8bUy2RBr_USp4jEGK4IeLUmOg1u_TZHsy4Q_1rLXme3esRiGnGI1kQykMoQDFz68iGdoILStxtXlEFE0goXhjwOUKLtvmTpwJGiZt09Bf0mKa0l3hIneBWy3c29jPlHp_NPNMz_sl76_4MwdrDb9ihPUieYW0P6bYtXUTFKk5dPWrOkzfOpLCrqcjeRiKh6IvvFd.NtJiI3QODJuZBXmvmmm2J.BZPToqDKVJrwrRj7sLEA_DFswJ7iAaIK1olZI.GpqEuyGBpJUBxlcQL_YUxDzOM_rtmHjabVKMeAc6FUPA.OAKyHploSgDsl5ayFsWeU3d37cL4lZJwgvZNExZLN.qw07wtZPsBEEx1R._MgjrXFJHJ6hQ_udMb2amPOc5N0H02VgYCiAArqXO6SLQIX6yiazSDp53thNep2ot.TBb7sSTqpgpFMcAvPBW2yQehUWO2xbTg71hunCGevjvRgjynGFEq1p1SIq039_fLsPmF3XzKz7.ZkDvlY3A_R85k754xHTpAb6QAN4sZSDHXyP2n5yMSF.kcGRch2QSph6qZGTQXqFepjLGYDZ33JznUGK1kIo01CbNAHSF1L_9lNHX4B7z33nWH3LvhTy_CjiWhnTddMgWpL2gLyT5.6x1zoURt7gBgCGAIW8JQ.lfzXvOPThDTmlqE5IRig9h4Tar0U.bA90onky9L2KVldVQHbYmH46uTALuPJpJ7RjJHGLV3ZU631cHbD1KpjVXHDEUs2xCqlkxaYenIfHNFd5B5qjO8bM6LwGStEGUGZ1bfrO526WZf2IzDas1VquqztRkRJc0kJlfvFEjaz5PrUAJTn.7k6LO6TA3a1S3Gcdyi7B_p9qFyNAvJpCmY7e8DSgYNmQp5444Gek071M20QE3Wph8eiiPUyjOGieBlPrZEV1GOxzo41RMaDdPo8C3GtHPppaHYRrEqhIPn6qc3uQc9lWRzucfw5FsgnL2UWW.IeAPOVPvTfx_yD.H3XpXstxZoIoqj2tjFQuqtslsrcFS72McbUrzIYH8a9PNrZ8aEGvBsGQjAs7l044JsqQq80IoiXV6WkEFk9_M.AwMjsoPp3SpW3a8Z9b3OWKWa9_JZtC_MGjQX9OOEVvXnteOZCmMkECTZ8De12pwM8a5KLyebA1lp9dDjks1MWY7bBIxaByU48TnO..Gr_pLZCu6w0ONwt6mCaidU30EtnqtHAzo0jj.huI8o2FbigjLjceB2xA.4U0cbEaDdr9z5wEPpPoOZcBUo_z0N8LVns3lQSK8.EmhQ08MLOP7GyydD4s_bP4JsBpUQJwlyTUFw20rlhepbPoHBbC5__u5IrCcrAI895AOm68Bw_",mdrd: "lvd8IozbkGQXsmcL3XPIdZdZxFn_7Ahm_bwfA_nQfNM-1739086711-1.2.1.1-e44lSH86nMs.5cnjgM0npmxjiI7gTSzYK2z0rvJn9cm3VLSM7k0OQS0TshPJjd8QAk5auEjnhEylpqUInu9VxpmLoZdMcG3.7Y2QOaoR0yK9mVhNrdXl9r1Z8nrCGJxY6FvxiQIbsotqOrm9cvmWV5wpoVRJGuNTQOOjVnCSq7Y9YH7OIc1StFX7GkEWEw3UecZTRt7MiTanIAnWjilwEmUZnGwTGl2Rqc5nEi4ESX0L0jkx5aGNbU8AIZYKvMyvz8gbovqzb58AFCY3VvZqwrlJ78QkV_WhaVK.fJwNgJSDagE5oKJSNVwWz.VuPUOEo_QZvDo4Gu4cARQuMJ6QJTaraeienZcWb7QmuQLmQ_9okOSyB.Jdlk3sCwJYIMaiIZstiAmd0mf_kTV7seeFWhe9lRCJ9WgRyAPGxlWmQLuoQoAcxFfgFBI4a6QFnerpmimY8TjXgLt3geGiynz00avgNoxQB6KOJgWt7Uk4dG0SP4GkIwGk98mNu1mA1y5t.mTgR5r22ilwvPyqorVgdDxk1Hz5AOAMkfVtMsqwFnVbbPdihChrM9dKB1scay19bDYI7UrjnVMamqoqyFI2CQyJaznRSGPY6RUfjro2fmGeGgqPxfiGHDqGDjS3AaYj32t6AJNRjo4wWLh3BBVLIvMQ2PmJQFAp0u8TMN1bQx1GjvkSdFnL564TAs2eMZdINENXgqSxDxZCbR2sksXXJakksyL8n0ucJGGhQd.cY9zGfINY7LH_mpxe9bFa8iD320vnQf5A0BpGOD.fXA_9EgyI6CVsD2VRJif0UZRQHULOkyI6pkz3aqyUkN1hCgMF2OaEIbLLNsTL2MrQsEkm32cNMec40IG_QQzWy9V8AN68E0xnaJrMKMeoGZbhEkPuJkiP.DNdZbuDMNyadjs0MFVDtJy7KT9S.Vvb7aVIUF79L33koP_C63ceedEBK79U7wLL94Kc9QhN3MLFfTvLMeExaZtbmPqPVtI85aj2ALUoZC4qaSojhQIarxXYdMXbESC6aIbHbSaF4WJHMdWOieoVoWFtwlYZK8B8CTraGXwuimq8iRCKPb5Kz65j72QQDWwXM6LxY_CYSGxyOE.f_viD2d01TkPkI8UoVUd912.Z84Ym6INEFuFnA0RJkDvGxqVNQ.h5EIqAxmGmnOZiYiUtoTLaM3g66n8h8YnWmmGdBGbHK0Jwdo9ez6Zkg25usWEY_pvYTmaS60CD77sx0X29m.OymVBEhFgaH70.Ke2Fh.cHpX4YUQZ6MMUSpddXLyDxabK5csTQOnn40taiwMZFFg1nYuWdKYxXwMQASj2p_g3yR3jTmCsKJOVAKFwzlNsl0qpU_msZDlLeQ5meGSzS6CH2G7unE1pKNjtoEbZV7t0m6OmYgQZ_ztErP_aGrQdE9Gc8W3GVPsObPDVuTKExlMogibjId7iYxbngUBoIf3TO20T.5yucc28cQ9QuzCDrQJMaxkKnTXaYZC5eE4PgvBe98QPBtDtCA.n16SPC_9y7X8txrfYqHyZVL1Pe9qIP4Eu1IpXGXql4ddVxjXJ4pGHMcmaLzU1p4dI5w2wLlcA6Spa5zKWwpYLO__j.C1Vz5ssvlz3_MrrD6psWYVR8fTrLBREwWNjFYBxyR5pTVVJmgii7Fm07Aqw6U1MjdZ1uKkehJg80tCPvnDzTeooD3uTkagy1tvR8HJkuX6KekWmy6G9Ge1u5Bu_3siaHUvM3WlNzdshbMnbOoW611reFt36Xi7EHYTYPqcjApFecTI9s5LuWjRmZcVamwcCRlkihzqpYTi9M57_RAxG9yQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f23349ce65c94e';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\/2897643501?__cf_chl_rt_tk=uTtTwmaULh08H.5nAueRZE_HxBhoAUeqp39GPRKNGL4-1739086711-1.0.1.1-u5J2M87anV.anT1i5Q29ay7NxAYrAI3HHlUvQwPndms" + 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