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-420848009485.mit-edu.top/post/8593214706

  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-420848009485.mit-edu.top",cType: 'managed',cRay: '90f6a1e5899ed68c',cH: 'o1chvRf7k6cjtN6diDInuAP1Fk8y5afZy6KX6c1HXcI-1739133184-1.2.1.1-bky6gjGNXnUwcenUxy21.GPocYqcBV6vNYwYH1nsgpMRngJ_GaNS.2DYcNoYj2z8',cUPMDTk: "\/post\/8593214706?__cf_chl_tk=YnP0ASlpqWhorvtVy0gIs0n6tFgOGKcZ2wZbY_M6D2M-1739133184-1.0.1.1-MqdjIB7BAgrx.l0SkWgvZVDVR87uI0i5tc0rs9u4Tmk",cFPWv: 'g',cITimeS: '1739133184',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8593214706?__cf_chl_f_tk=YnP0ASlpqWhorvtVy0gIs0n6tFgOGKcZ2wZbY_M6D2M-1739133184-1.0.1.1-MqdjIB7BAgrx.l0SkWgvZVDVR87uI0i5tc0rs9u4Tmk",md: "XZ530ELShHaGte0F7TdtLUADJ.6Vngj8_fvs61D23s0-1739133184-1.2.1.1-4GbgGOpAGIDORV.EzMWi5fTMEio87YcrOALADRrGRpV3qUhjPzWqSdUJF0Wk41AIJkjO2d2KiLmn1k.02kfbe7iAplj.8PbJO9q78fAhyJBHftnooMKvU1JyuQsIdJfXB0o.xmaypJVcdI4Oit0exHP9fzPBnu_lT3f8JTbkVSc1tGPa3S4TMMWy3c6z3BRMIEXzfLKnFSfRi5Yw7MXygYbGLv86sPXRT8Q_6kFYzZ3GnfX.dPtKrzW16egOqBlfpSS5teEi7bpovQk.HsIyunykB3nKGQbBDGeSN2OpIf8aQH3MNK4F7xXWS_8IfqHW1SOMiAZ2stdyUCWwGNa5zYlQCxIMIZfK.W456CYN11h9Z4EPCcNJAtF132lokC3LoTQ8kHaj9y9yvvXzf6x9.5KeSiK_4sCC7yFDLmK1YRIhz.O1HjB7ooMDqMdK3s2DtcDpDuCjTEJmnfLcq3dOo5DDxLfngzntl_l4vcPtEAG1pKD6t.KxFucOaMgoGeBhwaV4VOmy7hDqhag0FMitHtymFPdO_ex9yk5rnCNXDJZzQUbBIhD.zKQ3EqnEmQMCM4yoQwjUtyVpEQy_PbMSSO4GaOjZZAtfZw3uOa0Jglh9bt75iGUvewd1099evGVAWYvEF0vxahDl.sfcjrG72vA9zcr1NtGspagJcsqiKFW6gAFkJFeT9L1.xDQpwSjgLjEVR3Pg0li6Zzz59gk6imW1ZyVDMPaCdItDiHjdWNus3FLk.hSRdu.NZoK_XJa8IJPzZOY4mu4.59OVy_awF4S44Y0VoLMcyOCTmDJLFi96Dui2UcjR60HOtoha9ZjFflAclmhf4JT.VMiaLzc95cI47yPlHO23ZKjSo6f9CLCrFNdN9ISMComKKaX4dc1U_eIdDHir2Nu0fBXfwBXlffy.ddDoDQk9kVBQKzvHc7olHOTUGkyv.579bHmt.LFl0twV63lwn.h5JSLKKoMhPyafZSzkcdUVU5XLxiy3XeoBdu.Slm0qwWJC5wxs8YWrYuDMpnXu5vKbeWkvDSR0hThGmu8CrnWMppHoymnCII87Ny5w4FtGo2Oht5xcxueXH.nIt7L2KDpKDrRlbjrZQGpcMURvC0tol45mpj.z7F5asZg7RmEXLKa3CxZNPPEAx3JuCRjlAzrfDM1EEOmQztmW6Epyimom4TWxS1mPKoobkbXhi7Ukbx.cFgVDAUxjhB.X_sZ8xadbo_zySIUxZpwIk3.QSaFAUCN18jdY47N1c2cQDCLJyfYUI8kdA2ZwceV6RraCCNmuZWS4LmR9ktvJlDxJ.CUaH.iqbTxnh37H3sTW.JcMwm.2RJUEgqay53KVlry24EsMn8T9BimMhUNeV2NWBOqxKRSak.HN428vSzvfW9V.OYSb5HJygMrxmNOScxcHUEheFiyYsM8OkjYtw_L91Web5V_B8taPttNicFkG1w8dEEOTYFxTft2OQh2etlh.x20jBrjmfQsjdyTmQWP3gWPgov4OlbUjlk.Yl0NdwPvthr8_r_zZgMxpwOn3S9mw.GKnKbUCxekufyGk5l6MS.a_dfceYI1qqB2.3eaAUy8Up1CyPdBO7ulyCqv8pq_mnBFALqz8M7wydwCE.azukzHNdsefTjMmc9PeYDwHnkSc2Ikj3euYQlykS0UH22srZg5LzkY2lCjIO0iApjsFbhqQu4ll28UGq0Jk8Mpi3aIUCQ.maXTbZTyG2JjqmAG3MukqEuB5GaaxvzGCIktY_FV1vcLzczzHTRakk3JIvOWRaLS1sgSYo3ceBmIRZIo.AQsjF9SzWCCu7xtX8jQ1MCx.EJMdFlJHfa81reD2F9gnVKEeWbcWHmj20moIz_t_RxtYWOGHAy2V9cqdziVIjOU2xZtxWoFnt4vO5utsa0Jx9YHh_yIYb8_gCcLOOMzhvIuvUUxdyIF1hb9UazwS0FIWFLiuJfNH3tEFV898Zbo3R12biPW64J9ih4p2I6p8Vf4Fi12G1ZqKDZoNBKi1uCZhg0dOoB1F3HHcZDD6q_XbGGVk1ht2pSYoMUHTL8qpr_m2Y.VuVifSKfjo26yjh66urSL_.Jq_lqDsIbtcDO_X1kGFgsfC0b3kVZqO21g_poNG97jKfr4jXW0lu9o8k8y3C1IHPvNT_kAk0lgaXXIu2w1EWu995VsRKc8in3gFuxAiD_kL_LqhRF0kVNJx6DB99fU859JDvFQzsFOMmB1TBVStMoSlPhTF",mdrd: "jacvStjUEnrpMZUpnX0cXJyKg4G7.ijygkTkrKLf2FI-1739133184-1.2.1.1-PrQA3C2wVjXBOqxTYfh_cpFVrC8gmkuZ45mwsCo0TaakfMvjtQhpZT0vHKgKox20MZIVrvHXI0iRY_Gc.cD5jmpFSQyLRq4k_1PHaXcjTigmBTHdreJ.hGRTjWeA53yZvxdODsr3e6kmcHnCEwyfkqAFG.7ZUssE5pt3OlBxVBLSTj8vNbYBgjnb1nwGq59VwlgvWa4BuQwbCitg_ugCZNLCBfsI8fMFb_b0kWVyI9NsBESLWOpAUa5mBmi71Iooq_oxpEiSkd7MOa1rUy3t66YUDqAlAW4.BAKTBKxLLDl4vmXqw5_k4a.lg.4fqzJg0mgMkeky9GRN04CaZGLyVHHGCNugHq5riZd3xTgLFalcUXTTnC3thCY5qBa.KGqlkn.PXVwDv5toTB6JN9lwdvCUpdF6iQUUkWTDXpR_RWPE_Ca0HPI66TJfadzxVW.OyHn4ohiEJ_V2ctxMlZ5dRFCLNb02TnG.qOcxD.lbUWS3YaXM0UG__2R3AaFQkH6VgJlrcB_khMA0XDh6NLTNpFYVz5IMG0aq1KHOt50Mqkf094FWhUU62S_Yb0W4kwjOHS5Ep95JVWwkmZZxQ1wO56Iwzq04IhQXz9PlDQ7VkVip9LmfwRq5e2TtjQDV5lHNG70Jzs5VrGhjzYXgm02E9.Irk0I6nr5W4XhsQ6Iy7N1w7TnCuMdNV60zANMwP0PCNUmAdyXUAejDqRcdow5U..zXCdC5Ey5o0kxj1gjDK95AiA71RaXSzpV3WS0QDOLQvD4W5IDlpnKdRXe1NcipeRP2LiqmEiowgPlaTLMO6uVxnBVg4027NEUeYcRsvfnI8w3ew7wfTba75bCEfqxV6GgjEMnPquJNJjIYV6TSS53e6ICYBjS8gF9CunhpS0pstvpLbBop50jitO9QsW_OYrxGR832j9XzfN8jwR92J03EMLMAyYg0hwP_eqlZILYTyZxmBRlqxaOQjRGGqveG1104gmSwzcQC70zHOJwbA9EKXETS0AVK16aTRBSYLwbyK37tHnnkaq7hj3eViuEzKB4vQ58TyEx7fO2cU0lT8jOWe09E0XVYH86lcWpWtbuVqdfQhzQ3owwThmMs7huPuBxLDRkwl4mbZg0K05fwZ49pRi7vo1zc19BEzSUkuEyjHoLgk_TVCcVvWDwsySp3OJtDIIX7IyV0f10oXEc9T6szAqr2lKre5Z.DFLqbm.uhfX6b6ZpXBA2YrLfWGL2cMllCDsZCYFhRmuECCKe2kJovjfMDhcGX5Kuxso7PI2uBZ34tmf4rcdXFKhg7RzIl11nX8z8yTGt1ljJIljheWk_ixEMFh9m_cbqPQDrSHlzsgDgRP1p8MRkZiN.Ws3FTQTktxJt0But7J9NWFb7xD3pWp94b6rQ4hy5oM7Umdl75nwKUWmHLc8Mt7m25u5VcaoUnxGQ7mBuWCNJvg9YKIgiyiULA0NJ8jsHEsUyuv5Hf7bN44B7Flil2M7Es3x6NK6HdluaPCOC1mTvR1dXNhjkffM98yot8bm3u1SNRi0X0kmm_hEkN9rGORa7PcgaOIK60NDmo4CE3sJJ2lDptHqo1tzHoQeVTsiT5jGXDx230NbVoZCyxGDce8fIUp46BO.sHQPjCLlLo9XILwHsD_Lc.2.pW6_U6C0wm8drEo9sRHmJLLq1IrEkaexuFZubJ1Ro1o1PzKaForhFQNeEVNY7t.UXd2HqzQ5WWzT2PLtbl_3VjamO4S4SR5wFTYzdmICTs4JFXaY6aE1XfaSNr42Tqa9pNAtx1uQKth0fgnoIV.SZc2v_Zk03r.RzbvRw_leAnWMSSWSGo2hyDEu6nAxs"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f6a1e5899ed68c';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\/8593214706?__cf_chl_rt_tk=YnP0ASlpqWhorvtVy0gIs0n6tFgOGKcZ2wZbY_M6D2M-1739133184-1.0.1.1-MqdjIB7BAgrx.l0SkWgvZVDVR87uI0i5tc0rs9u4Tmk" + 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