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-333009799522.mit-edu.top/post/8536271940

  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-333009799522.mit-edu.top",cType: 'managed',cRay: '90fad4ee1fd0c99c',cH: 'hephjfdhqB.yuf0VWFJMGNeojrTzP8S29ru3.Q6a510-1739177218-1.2.1.1-uzj4S02hs8xTIcy2MpT7eviNGYrKhg9Yzogd5K4Bkk5Hg9NLV.O8tgPJlGqDFJni',cUPMDTk: "\/post\/8536271940?__cf_chl_tk=nCoVjKj4ExWAsRwgWlSc31qpmNwKaPPDbrVvqOmlAM8-1739177218-1.0.1.1-gQ8zAhDt5K1SZlc0QeqridYz.dTdEfUxI04JC8Ixkls",cFPWv: 'g',cITimeS: '1739177218',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8536271940?__cf_chl_f_tk=nCoVjKj4ExWAsRwgWlSc31qpmNwKaPPDbrVvqOmlAM8-1739177218-1.0.1.1-gQ8zAhDt5K1SZlc0QeqridYz.dTdEfUxI04JC8Ixkls",md: "s5b_tYrw84e8b.WIBElX63l817YHedm.E1f5j_DkoXQ-1739177218-1.2.1.1-7w1vWSANmNNNrLCzHaUTDtKVPuHsJUQ1GuePFE8k2VZTVJR25sr4Jzv29oTP3pDdYWSqtcYbER1_nUBSgv22cMQFjk2CEqcmNOws_Dwu47av6gayn63rPG8g9XYj0vNNicRkT499SRGoSCsNqVzqx5edo215NgleLmAAwX99foqNrtXAdOScdGq6j8bDazqc1MqreLutAXHXVmP9HdZZc11Kgtu7Xsmw_WeH5SFEzHEFEULX2ztvSGzhor4zm2Unz0VuEbOnDzhoJ9bAXhEZ9aIF3DOoXBdc4MpH.9fjXVXpgh3KR6yjTPeIGJDQcWpzAlQA7q77nc4oZXqThyjenylmBrfKaxOUtR7NomK_prNcUXFABxKDih3QTOVFhMWThXlX.sjbWECqNaH3B2WK1L5fItpS8zahKcwzL7SQdoJUqfDxXZGxBSGFB5BCXcT2o5lFlLbNOmoPqnBFQdTuPag9Brd6CJoyDRibVL155FrSZAyKVQJs4RUU0ti0hGwydzkx4wcYgzKqtMfI2Pp0EKf2Naz.AtaULydhg5WsBDGXhcCyrWgvoLnTx02V5RG1nrqCcI4uw_ekmKQfMd90FRlnk0vyQwOLDLTtkSStg.voPDdcWU5VGS2rgFbWEvlTTEYAtl8Zd7kipVQ73_bur8EhnONZanD3w7XXXyZ28mURQJw32FAaraacfN3pXW2zDhH2UjfhleQpdwoZPxj8eBnT6LFg.vOb_BgDdZnUTkiD6ENOVywMp_fewjPpsURZha2EQd6gmI4Yby1YyTtg3l5AuxxthAI3qRIdWXnwE9zwP2q8m_R_sAdxavNVFsiXw4D5TkGwqLisZH13S9It54HFt5JydWmGYPQv8gp2DZjVD8zblvhNRJQaj1Uox9RJmOmpjgxwuxP4mAtKNMaxWcLpUCgIdegm_mFgfrN6C3Td.aX8W3nqSPWSazpFmfBdVCFNnkuIky8YJP6YahONnByOEy0CSfBrp446YYF_riZFtW7CxlAxmq5Sk9.NiJxP7Kb8LPoUwbudNh6JF5yF5U_5cur_v5qNFuEJ9tzbDe6QYQ2QQk2l8qHAR6yzjjWVzkZAlPG8I1H3rhaZ3Y_WtTrq_WpvPtli8UMcqrt64QQvzvODOm.x675VrFC5wSLhmfP_9IgONwtcIn_.snNVtl9cRMI.Ltn014fS4Sa6XPbBv7aUfLWTeKd.bMB820dRKknht1dLBkFMyJcFRF4C4phf.WjItYt8Z.fLDMAwAwyajAM4fePn3XjD94D9wDA9HOxdq_vCarYq3UclF4ver0T.rkGZ3XjyzxOYqd8peCIjessv8kv12FCUIlYQJNJVxn51Fl0OfJhXIWYfkAJ.FdMno3Jnv7.mz178IUcA6SdbdI3F7Kl6E64VJ0IFPtuRtgmCvKHyL0wwNSeu4B1TQyrO7rO_LbB6UxGChSxfoVlcfiBNEwb.IGkdXYT6DnBlV2_oZk05FyNA5G1SgBUoEtNh33zbzF6FK25V26IpX75uiM4M3LniwVx3VKimwWZdM4tVT_iXf7HilAOTKlgdd8aZBLsxeC1YTaT3VE8vivpzCGVoZ85XXzF3vGCvp3gKl_f0r7uDTxFCL7Jnjs3_jk0I24M7BbBzacFeQd46MXduy1KJbPqHPZQB4v.lmerG_7q8ZMwh_UttzgXJ.GHmxqYCeUbPjmqD.QwjoSetC_EgPvpW99lPsliHKHJ4ohLFBoGLg3XU3C3cIxqS7WxPKnKBtFxDwpMmsI9GzFy2TPOFma.2ycMtjSiIDwCKd2TwtoE71HbqSMv17lxWT2Pjt1chOfyxcaz5tD4U99_gOhP1jr3A6J_3.K.JZLIf.6I.mvVNjOFMpKXGGBoIhB4M2r2yL86cFXJEmKtxfdmqgoSiyb_XL.kLC1PsFZhtiizquF6u2TFPqi81JQ7JPkHombyWdFrEaxJFNYZme1nQu3l1_yXp7K4TNW8o2DKzF6EY4_EEf4XndsMu48nbPJiYB8VnKjurTTdECK3YlHVRy.pLzEAYfu14L1ImZdaAHB8282M4n.cT53yOw3o4v3dQLaZhYh94IINJiMWmXz6xak3FCbtd8Q7PcDdrNLQeJLyANK.7xrDydbCQGUKVjstWV66zbERNVaPxbMnjUqwPr8Dk.Pbdy0EJ8Lh1WuqmhY4LQmKwlMM4HAF.G3CH2cbvelXn1h4TgAXAhWv04S7ir4jEeKmQTaaOq.cxzoczeDwW",mdrd: "Fcc8_UTbfeoikHhbWUAMR7Kb54zrRKBOlJBp3O0BP9k-1739177218-1.2.1.1-jlZnXX2x4a2yHpiI7Nr7pu_yk8eV1WB0twOQY5liKkOtWZU3GLlnk2uzIKTgPY7PL2.4mpeNFRBiHN3AYISaE6GZ5aBbUgA5_G6mCuvPvUKcynmsCENiHkks9fwjoBcPrdCw.EA93..8umcolM_26twg68u3shccdFGkDQbz0zSbpMcK..bx0g.WkhtNU33RPfYoAKFtoLK5EB6yuow5KkILiIn73GUVKiBq1DuKqEi5UIiJEIXDPqtL62pKytcaBEDZCJF.86WFDoRfLBhRLJIjt6TGn2RpIc1tClXHKV.EcjlEMBSh3Z08RaGfynQWEaIokD2rVl5BNiFt_87dGZ90.KGqBcoLAaGNBuf9pV.XJpTaMdln3BBEMuqb8D3efqMXapODsUIyQFoh71NzC3xURx7NIB_Fhk9wG1BI6OwA2k1P6f0VFRZp6kDl6BYD2XU8JsBxoNVIczhG3ddYONXwIwhOG.markuwt8KQKWXaR4fIXimTH9igj3ZXlQ_.Q3EQ0tVB245dFT.hqUzOzXYDo0qLV4a3qeZHCkLVgRSmaPo2YpA5OveCwuRw2v8HcvepakGgHzt8TGeBcnVfWQMWfwaxUumhxVZXNMTHuXiec40U8.IrCaLqh.ek2.XBxYjnXTpYY4VPGK9Q2drQKO0zRhtBXYwLH4BWHPUlGWe6J3IiUW.yJrKqynHUvYF_tyoQ5jYE2Jd8KcZTrCGAzHoE8uG5WdJMdYKluJD_4BKoSi2ex1uxxwg7pcqsORrmjjUyFWMuML8HPfJqD3r3DFhXPPv3zOiYQiTv8RKVblclW7gy6TVL.SxIxKnOrZCIfuuykl75vQbr6Y4JnvDofoiL5DarseHamRORy1qU4VEuOZ674roa82lDITCDwFrRBVOucBOFoPqNaXtI.p7U.ZjM0RdMjaw34dcXCT3LnFPNot5CRC12mHjjG1bWWW1EXyywhUJt6nnhe7tSnTVXYaUvCPAn8H2HmX97sNOpdB6sLpJ73rTNOubmorJPFR1VzFroLoY_g5S.c_NFaUoGa6alVYjo3ko8PcOrC1SGP8SSQkD4DShWfI6mJ0eyRZikAarL4wpXRcOeOBpAUEu4alrEon4.L75K9xjvShIxopLw7f9Aw7ln1vMkPQHnYipeUmj33REPb.AKZtqjyOHTFgJ5Cf6UAzC1apA54SK1HAn_bApiCsWwu4JVF9hk.idIniLqLN8L4NL7sQUoHZ5WwDKThI6nknpB15RITLWOPZIYhbo..W_6ya1D7fOJguADccK7xKU1cfvyWk940rgotZeVXKq5jteZRuZ2rBw6cZLEfcORUMwoD1MypnmMOZrb.wvUrOmbIEQi3wMk.qKynMD3sV1zGbvXU_mmtWZSRkk.UCKmoQlE5gFNBSAMGrqLI4SH6n.vg3GVaNxzpybPLKxNyoGNAsZedCAKt8hs6zojkFJJKZEHk9nTRhFgL71YWy3XtXIWXtHE9HJLoOPhurb0vy_bcfif9LJJGoBcbJj1nJ0vsOQuVZh71GsAOjgq1.KztoYJEPYhIFxWzuG27Ekbn5U29dZdqhBj9FAufV.HOBiZDJDowvActrwzi6SaAP5rrjecbx_QWSpydfajOHhCaNz.MF3LK4Ps7uDcKpOXMYUFUzh0UsLAzTOpVFcQgGMolVkXDjzyU1fFUAidoBK_Sy5T8VFOjdeQ.b304Pbt8vp4nBYtx.rDtBGsFIR7t_CvwzLI5HRTNpsjztHPvkkbCKCe3BICDUD.0GfYGNsuDicIKUvP4kdDxqX2OUMEtZ43dGuCUuOtjLxRtgSSvQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fad4ee1fd0c99c';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\/8536271940?__cf_chl_rt_tk=nCoVjKj4ExWAsRwgWlSc31qpmNwKaPPDbrVvqOmlAM8-1739177218-1.0.1.1-gQ8zAhDt5K1SZlc0QeqridYz.dTdEfUxI04JC8Ixkls" + 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