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-694815225148.mit-edu.top/post/5971208463

  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-694815225148.mit-edu.top",cType: 'managed',cRay: '90f6a84adc190735',cH: 'RnAmm3SqxJNQmz1VjrphaLJg2uEX41XuJwOzHFhjY5U-1739133446-1.2.1.1-zr4FbUJ_sFgP8Jwb4Qb_nK9li8p177O7UxAWMKFWOtP.sCMUpL8Qy0qXzgb0IhV7',cUPMDTk: "\/post\/5971208463?__cf_chl_tk=2wEuFyftMwUgP7SUweM_8yDHAqTFUWe8HDCB49zJb7g-1739133446-1.0.1.1-NnZPMAyWBji.oXIq9BGWs98qvwT9JLI_wIgSaIg080Q",cFPWv: 'g',cITimeS: '1739133446',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5971208463?__cf_chl_f_tk=2wEuFyftMwUgP7SUweM_8yDHAqTFUWe8HDCB49zJb7g-1739133446-1.0.1.1-NnZPMAyWBji.oXIq9BGWs98qvwT9JLI_wIgSaIg080Q",md: "jphlqmdgzXBQp1Y6WxiMROx6ab0FK88yTUx50LzuSPE-1739133446-1.2.1.1-f6ouUaYzp4231bZtK9NZCh9uAnmXPMDknj2hQqTIKIQN_Qemj4TV68ix.oXhemMEg0plb.NCILgun683zKYxSKj8x.fPQqUZsm0t5JqvgDQR1jjuZo2LUNWui_WWbB_9FawgG8tQPGQe7_u7psRUkdZ4g5VUr3T_Ga2sGtovQFsOYSU9Sm.Q1qExACCxsp.3BFsapw1ZPdR6bj.fBPNmCMQyDnSWhE0sECAxmev9LuxqzbARR86VWiPEFUeopkyRZwYEUuwFRBYqRPA03o2jptaT7FIV8GLbJ3DjcZJ8xnDFOME.kEuNI2IP.iI601RALPsmi9WSHj1x7eAR7KwV9s1r_sLhrdGfdAKnrvb.HcNb72ln2qKcpuLMh3ZLoQDl6D3Iy2ODcx4CtEciZWpjXtvxWTaybYY2FSti1uz43WB0rO8pYOZKjv2COtH5YVr47NaUkFCDkAKnY_uR79J5GnB2Klm8hIzEsY.PeFkcWbbu_KJNTGUyyISNvXx_f8urzRMJxVha9uYx0CE71jrA85h6Qk8RlQj7OpFnpHxOpg3R0mFcGyYSpZIsC4aRwY.XthZ93GybH9hpYIkydIUK8ZQ9ajVfjd.6T1jY80oFV3_u4YP.u9DwSaTF_fXZ4Ct_bnQfQm109YgZyz7Wu3e8GpDqckhjpIqWCIgv21TrsKZ5EZXoPmQweQZoOmU9_4E03OJJUJdoeMJAU9KAOHXumrjD9uyIaO7jPUO48L8RwxNH1I8EO5NPB2FvbMpGdwfFHDW3vBBPq5ZbFuuxXiOi6Dw1H7dbhH6RLtuXhFmPMOWipSpJRo0KEb.EGmHmkjH8n8u.XtqEixKLIlYGYJtOQfKRQzBeKq5as8IUGsCaqelBwjcIbuJJHEMkP3MNh28ICyTn8xj1uHwzJ6OGXuciHp86.IWIOX.U8utwjzAbfK1gHjxjiLSweV7GGtwMdHS.nslMIGSU1f57N3QBhhPF8nk29UueNFWyEY2A8QNvrMgkKr3Q2vl6g2q0nhUJrs0QoSf09tfgLL.4MgAcxXXZ0wf_ylcYVDqPraFDrRRUdkgfPuuFAETJGjQ15ZHbJ2bzi7i7qjMFfY6PEg2f7M46Z2Mu879Q2t4zmUqIosilJA_SZ5oRJ5t06RV5G7J8E2acPFwD96Y8dJTapB02FykOf5d71LSb..oMtJbtyU5.un.LxNwXOkCgJDZk_IFZQCu8VVyBiAgFbYMRRTWesmHMwUppLfwuZ3ne05r2jI4aojrOZnRotTsW5AWlgXHEulZwcsN.bvWXac_GTq6kOHl_7oJM1HIubxSJ9gp_ZHEZnaeS9w6vbC0zJABCZYY.7UhjNiDZwcf9jFfinn46hvqpZLrss1.JgKLnzq5ywShpZT_mLyLfWsYBOLD4WSe4IGtfGBkbYH97RMr7XXCpyrqdVmvrvD9DdNzb_Zm1oJthlUsmyGdcQynGvitOsF8wpjeisrxPAv8D4NoR8cnFj0AFPLmsPaK3IzkjPvZ3af1P1O2j39Wemnn6DWBNUjd0psTaNfInF7gmK5fBujj9qq4sJm4VkvMJLoUXA2V9wxLu7kBai0T4KSeX6hHR31AOzmtnMB3V9UHX2fjPs3gxkPgF5enWNTduXOme.XlA24FF2Ys51YjIDCEPMQvYWc1Rn6iXlDsrlCOy_zH2BwUZbmvQUfULbJK9R0dY95gkIqYZuMZ1F2jG.XwjzpIwRht8T3A9chSO82Jdis67WbjpdT4p6Z_FE89zqlLcTMZmstSBdK20PQoPUZqZUfQsM4ur292CkbQ4toyObPVUSmisbmH19aRplSX.NYVBhgpwnQOPkaQqJ7ABcpXEfVttim_KJWs5KIOM08GLRyOqI_gDRnEWMGx36vSzZuHwJ__27Pz_A213D7aZLbo.NETJJhSkMmVSlldgqz5Fi.BqROxZA9DEKyVpH4hdFAo3vM3yEXxei.TkvzxBGgOUHBiQm_fcT5gwLmJde9Is1T4zOoUvTT5zwFH9_Wanyk8QmoJ9XH4HztSjsNlrEKaulubSdwgIlmrTgmqgkG8TgCyV5Avf0xlSr1TdPopA_1BDcbt6NhffbjmJGIpCTynpxwX62i63BXVKmNo8XLH89uiqkAAKDB5.F.V6UVIwsI.AixzqIEzgJ.7ol47W9DGR6YrdMuQ_CmiDi1Rb3OasA0oWX3NPPCuMG.zMDopjEVw3zGkjTLM5v697Dp74Vtsgoacp3hf2gKOA",mdrd: "7p3xMVR_Pb7dQGV_AST9Ioa5SXzv_PR_8EgAPgrxcw4-1739133446-1.2.1.1-U4cGHjpbikumEnD28pvVqdQSQXRCxYHkO07r3.80UR1Yx9pqDoLR_ioHcXMnuR7OM2hwNoxx2MO79J6ETcWD5rR2sJUwy2pGHQCf6icVCpfNEhfcWbBwySa_1.PJMV2jLIKEPW9vrtN_Jzjhl.yj9KXmbjz7gkG.uzZa.H.vHP7XkTuMXqfC.aV6ORiGCUsmTA_Ei5w4CR2uNF_ErJrnEZXmuXr5gXMxcJnmUYQcRxMtPG8JE_8Ql04ld4.dFdJ0OfXgbSs7a04WQfFwxysTuPlwgW0YtWMwGlEIrYl3BGgsXnDObjQsdy9vh5XIQgC.jVfzxNTMnOtjBOzFfvj4ZNNNyByVEnKvRneYqgCd5qiYIem05sccLUxWnuHhmatTyX8M7V2ciEu_EX0P1GAaDpBxCfUKmKluvRIrT9AlRss.fXm0xllftoHt9Cvi6EWypcZS8AObcHBfoLelHoq0lKDAMWNQKgQTR8dFw9adKIqPANLOpisW0xwgevi57si2EczDVy8HbTA80RwuykYvKzH4AV46M91XUQnqtcfbbDyB6VNCp5shJqMbvQbyXStOdJeJT9ZeAjm8z6KQuPGEUrJjmausLI17JsY7C.HUX6hwKPtJxtffCJ_U.2F5WpS76Zp74_TmbEIaQ7Ts.DXexfu8PRwuKOdkzi3VObw4dvk29HPoUqJZc5QScqQE251NQRZoBjP5NkRQ2vlTC.ukz2jQb3QL.SiNap0J.dus70CuzvfW8i0fkr.00p79T2jUOECm157IewdCs5uanVfgzRQGFMiryb1mZ7iz_41sfk2kzEMor70Rh1QCp5wfPo5d4t4OrugDcycgGmbqgOAnmG5_zTsqFc.ryEd1qKwB6eig1gh25DjYuuD2JpRnjgeMNklrzZ.CRF6DjqQU0FrIeT7ElVixdCnxFGrUu01yceFvljD0WqghN949cxfrLEsP_7eDmyNQcuy0xyXNam2EGAPL11tdFxMxIywQjqkxxFqXVYGnauGX8bU_SPO2zl20E9Y15fbg09qEPFUbTgVmgjw7aF4.Jd2hsCOQKRuHaaeBxF4t1zpxpaMo0Kl_KU6XZjJK.IEGtJKm9P.0shoJ7vtVDMdLbLIfIUK._1KougTJgSrXigVf.xaH7GzS.D1eL95RVQecDu.V4r7o6jM_yHx5qYI0nqhGBhO6sRTE_.QONVNdAij8eZifoGc9l_azqiFWD4UCglTX2FGPD4qaqTxWfVocsg9ZvaKsTiqWXWHTLohizZ0kNWdc5aQ0EEsZulaQTeUItci057GLZWK4kwBA0r00QLoQozY5ff5D6mot6VxgX77opCgldtaSVOx1T9YV8hpD6Wt0RgAlRfs9jjhBEE_YcgPioI9uPsqIncO5B6VxFA8o.VRYSr29gk8dWerKg2uMAKQ9VA3iw9IaGqjoecN0Nqg4yOcEYxAzYvmt25RIgciEymHyW5YH77XwmQ_EdojI6UgtP3LCnkuSlwPnWrGBaR18ro7ulMbsPA_q8rlPFCH0CfRfUK6OJ3RYbFgx4CETrq5eNCxSaV3YpMQEO5oiR1JtGHa4SULpnET3y46XqtxiFLpZG3aAAf1N.A9Ke88NvICh1yhBNsmnK0P6edj4cK.WpSOoIVYshoZygdctVcGef71KljKe1fsl36dH_D.S7dZHmcaaYNc375C4x4j5eHkOAtLDUZclvHAaZAo3i0RcIsQ0cQaahlKLKGeOMDm.7bR0.3CUYwWI21QAGFSsEyNCZ6YNifs37U8.b7BGYZzsl7YDfzCmYkOFgKK.hB5jN5Q0ZykRG2L4lOJs.xXFujdErSVLDxUl.j0"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f6a84adc190735';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\/5971208463?__cf_chl_rt_tk=2wEuFyftMwUgP7SUweM_8yDHAqTFUWe8HDCB49zJb7g-1739133446-1.0.1.1-NnZPMAyWBji.oXIq9BGWs98qvwT9JLI_wIgSaIg080Q" + 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