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-255239013966.mit-edu.top/post/3179640285

  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-255239013966.mit-edu.top",cType: 'managed',cRay: '90f23c96dad0c9a7',cH: 'q3zdqABghzxf6V20wNE5f_U9oj93L1IyZlfQpXqZy5Q-1739087092-1.2.1.1-hzcpbrIBvP2IphsPIEmHlUPIuPl2K4DDfkZCgjnpGFEJl0RmdOr1OsdbBRynDguF',cUPMDTk: "\/post\/3179640285?__cf_chl_tk=8CfVvfaDyimCml7ycoDicq7Z7jkje0tEHtAwkdIFoBI-1739087092-1.0.1.1-3CBERLXeQtnbCuFAjv0x6mFeFjY1tfFVvQjj3FQo55A",cFPWv: 'g',cITimeS: '1739087092',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3179640285?__cf_chl_f_tk=8CfVvfaDyimCml7ycoDicq7Z7jkje0tEHtAwkdIFoBI-1739087092-1.0.1.1-3CBERLXeQtnbCuFAjv0x6mFeFjY1tfFVvQjj3FQo55A",md: "wx3.aJLMw9gyCgR.IyHeED2RLCNsfvk_mGo6R53cl6A-1739087092-1.2.1.1-J4RUkmbvzmogIp2X10FGNShk7dYNTVhOZFfHSzRa.QcXamZNM3xVXFc1ELYmEMR5xCpxMPMmv0pc.5DHaz3fgsJQeoQVyxevopirfgyuIXHI7VbqkeqZ1W8FKl76jnjgwdpOLtXtwtGF.JxeTY1omtCg4s7nT5uzSmOMytQEkfnkeEAADEX2vo3mCqyxOhcyv5.xuA.sO2DnPBnscfaOyLxdKGC.mlvTgY.MTZlNlxOnLYTeomKv5OToLS5MbRNRtYKXGYjfClA0Ev1vFcYqcX3bQPWGrRVCcnvmrEoVsER7zSrG7SJQ7sBqDydxyTRWLWPY3WDz9QMjMWOR1xFUkXTJ5dJvjUgFUwiKX1NmQep0Hv3fuEFNV9jyysbvsMgCQLv4mLQ0rF8qJAmRgch88dzFa0AUxdQYeuI8H0NoBG6bLZmyBiqkzlilvRgF7huOZYF8iNBjW3SBU6XEVufzkGKcsNV6w0vXGypnEEZ0NCSLT9oZgzCtYFtLQjWpBocWUnkPOFQJOrgXrWHBH_z7mdua2.ShiIHmKN2SYDWmJSwsrz_POE9ROXjhJodXr3HcFWvOHpEk3n0as0x2e4UzF3CpRDHVK7k.Jhh8W5f2N2ANXAe9TqGWyulOI5PyYtqy7XUHt1LkMYNsJLPVGx9IBXa7bnKuvXjqgGJXbU_7pmaWrMZp5V5IepIB_58841miez.cIPfL4NTnzSqhb3tPpDXNVBFNrNd8XzsbLTwG6ecx3PvST_aNPD9Znd3oLV820PQUtuaxRo6GesK9FS63X9rxdBf28lYF8v6P5RpGkKu8Zjov_kjgogkoHJiONjTAZO4qH7W2Pl.uJM8tNsBVOJtucM8X6KsVnips3Xpvwa3Gi7Yd2Fi2FiBI4RlTIDnykbS0lpqGmKV31gmnIOGSierSfeKh57sF.lMzvm08LZ_Iu0oxgzW_WI.h6QMp97vR.vfyREENY0Hm3XP4XiFvpnLt9QeKePPJCIcy0RFKhpeKGY5ie1DDTh9qE.OZBUv4RPFTm9xAfPcM0WLV4zyFLp2ujYFZo9jBEkXcqeQCloIGWxyYcB7O_RyNGtbJHqTJ4L8hsXEyzV3eK.vA69pJ8Kdovd26LJozx3V0GAZkbOqtuyQKzkXZD_iL6e1ZQcJpV8inHXf_nRgT1cH1oysBQZy3cpbAqOjwkF5cfuAt76SAaCXHl5sI29RjY4n1Y3Rn6KnNguefRgOd.RVGjr3n7pmBYB40nDMU0J3j0yfvClIE64KM4IwSMeZ9jvu6xTTAhDmHoekzkgocgyQixnQBd7DrZroupEci6f3m326z6JLCVp6.r9iGNjMnGByZMvL69Q6cr4sGEKELkdkpQmQjvSDMMFBK23_P9P9v7HZso45yd1DrxI6xRH9DYGnZC6mtYqZFdC.p0JP4Xv3siRkMtSzes1VFzd9qdV9QbR0_u1J7vrEpRtgH1a9Y.XDIUuHT.GK1oF6s60du9SgGLjDwkrneA2yREt1vFhLUpqlvHPqCNUhRNQQgdCCVDaPmPjNXs6S_m8sh3noQ.vdf70ncQHmsD8.GciPrDq2RyYaFAsWDaUfe9B._eALN3zZstYlpPNmMXCwp5ALBzUwjDJwudnmATMA2J3sbY2go9_PBX9Je1qKWUlWCm5vDYYZuaNtnNPXA_6TfoGXgKfEmyXYNhWEMIcwGSbZlYQix96JflYfrwJ6oSLE9G8G3PSGVEY_dx50lILXyt8P4N2iYaurwo4lDWoheaCad7DfVwPh93mkgD7srtV67pIBywYSg15ddWpHGZKCzi86qTJQ29syVext8X5IhqSZGflEZ9WBKIYE0.TMnDsYqIjwP_ojDVponWlz9kqaX36UCwzMRV23SDkYakTXfUlR2NUD1lfawdsYISm5adZ3H.Dvue6qGSa489yiaDC9lR9lELaaETeBBuj9tJV.YmQWkLUMDMg.0UwsHoWSEGhSdIIOkj7vId.tnUcta7kKtB0kRzLtGXljLWfek2D_svHlBlF67wmr9M1IhKJXDZ41sGF24gmfJX92hKTkB1rSVZFEznHptvT.vxUNYGXr8IUffINBtApUbZHYirtyrojR8RQzx2_9F9ubkmvFWmX7z4UY0ry0wIAPRO3R4EIZ8yL4Ko_iFayNYb_83.PfXzTvnp6QEUwwj44W1dY7Im0Cuqdw6yyTKEzM_KyPoADVC4WNqZvSqT0H3jt0c9hazb4erxtu8m.RK2cDm",mdrd: "ye3PtPbAgPFYcDclwQtiGNzexFJlqCe5snRpqmfWcHk-1739087092-1.2.1.1-Q0nS9w.uBww_8VYP1uQ4Hik0UpdxuSgkbz6WgPmq5IAFlRSus_OFQT9t2tmMIwfgsDtifV._y24XBJj3Fwx5rpQ8t4hhVQiX2w6hSoStC.0TM7XPwk51FxwP6jnsw0LgFgUEoOu8AiPlkmjPNpYHfv320ejH6e6K.hNttYK3iwkU0iX8PnwgNIYEiEU7LlZ47LDf9ZINoGulfpVUEH0ihG1gHNxxnnVPoXAKeHEOEZLCEEDTnJnVQNOd.hgVryQ_crVXCYtiwq7wJZuBllFVakozpFqsnO0PdePEa4gbCp60ZycCEU0xSiw5v7kUYqqotgHzZewO.U_at7pfwaD2W7xonOYKTa5P5BAIWm_ks5ucDOLiEq0WgaCueL9jw24Ox17fGJY7LuYgAdaemJIQHw8NQ14IAqL.WM2fJF00D5KUciJbwHmLsVE8vbcYkSxMmrmZ6iSBSBbdlb5UUle1v48TJ853XnzoT8feiCwKjrnJSygsSxveSfmgWg9_CdtzuNLIFavaKSn7HcO7T.XluyShdkM4UhzkAQnvoJuuz.llmKEWR2peQzYLuej.OS05tNDG.ZowIutdiifpSn1rOODjW2k3CtH9z6pbdTl_ex6zkNzT6FlEg1w4nQtVICdd_afVnYH1qbWIHjoBDZz0eU8phBuUy0f8nIi9NXlT7seKHRqX0efKHc1kG5eKEsBELoH4LT8AJV5UlXCoqlpuMWgz25OiPK7CNkc4VQ07EhZT0QvqX.pmtXveKKvIl28fvf7pzYQI0_SK56H9tK_gTKgff3OH27PiXGxQhVMaKmtJz8OxxQ3KQiNkBkOlZHJAzp2hs3Xpznufe0S3MMy1GIq_I6Y80ydlrORgETYahSuRlhlceNS36jICp9xHHEYsuYSdyEb8bvj.BB5JLcdrS.OTHIGq0mA7zMN1SrT09iTcMTPykovEumEmLmCXei_VEJViD1hrN9JjJ04n3TXbSV0.pi.u2TmFjeTacpG1RJm.aAYkCwtQwuBuq8yp1iwbh2WY6A2f1uPMomxYU8BGTXTemKuCtBDyzkAeTH.eej3aKZzkj2ApwdSjxJuvtTlu3Hi7vjq9JXe9N.zDFtDLpCfmzjQL9u.NSfIt37f2bsyIInEhVOT91fX9d_F_Y9MQ2aoAhZebkvfXfiWhb7bEutlw83EI1E7jz0NclnmKOmySEWsiS3MqLsrRmZZc3xiGHhBuBy9vN1w9OXTgdrjMMNQFxiBe0oeZ1qG.cCo6bkzqa3k5fMuIpJND4K9e_oWwVSxiuicBz0DxCDt.3ioWEDJien2FE2ISMtK7DPOPAZJBXZ5Ql_fU7UCfRoktb8YoKdi3ax2fBGhtjlSFyxqgfnBaTevwNnIE7DN.TiBYSwG3N8dDry0GuBmfa5b_.1Ei.UGVwk6onIxL.olGhvVwEIGhuOoGvl8mtsre6_yzR.4XDaCvPT.UJVp61zgc88DUNobEoJymClW1MFVHtrfanRiEruK8qJtToItiK_iTDzNEcUpn2u8DsioaNhB5Wr6GMUOSW6dP.LjCCw6YRIKaivzYlwxc97r7KT.XoKBLJKr.BtfkZJhKBY5DcdXZ_02jQjm.lmt2msjdrr1Oj3GdebGpkelJMzow9mkiDjFJNvc9kofgvH39CyS2ApCvHokPA20.AtvfHpDQhUklanT9EDIy3mbiZjFOfHEAB.bvCseK2UjtowpoZ3aZTaWzElRE0l7F8RrufP_.J62FNBHuGeJTuzJ9Qkd.A4K1rTJk2XmFSq46G2b03arMiBvNuybUPxl_Y8aXN.C6tgdiY4NIvXd4T13g6p25gcDDUDyjWBU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f23c96dad0c9a7';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\/3179640285?__cf_chl_rt_tk=8CfVvfaDyimCml7ycoDicq7Z7jkje0tEHtAwkdIFoBI-1739087092-1.0.1.1-3CBERLXeQtnbCuFAjv0x6mFeFjY1tfFVvQjj3FQo55A" + 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