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-aff8i11p7.mit-edu.top/post/1367502984

  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-aff8i11p7.mit-edu.top",cType: 'managed',cRay: '90f7eed52e39c937',cH: 'o.N95XQnfmY1ilGUrFs2Ip0F_yZj8fQGJOHbK9XHoYw-1739146821-1.2.1.1-HfahURiLYUdowOefkiXfi_3GHwxKMXbr4MQ_YQmWwax_maRgtl7CkFcl.XCvRelB',cUPMDTk: "\/post\/1367502984?__cf_chl_tk=GbVTlc_XrY60X93Q4dSG1WBot9xtbxJioabOEraea90-1739146821-1.0.1.1-FoSqSyoO_l158diMK6zyMEHQNk62iFC7DnsDNGXSApU",cFPWv: 'g',cITimeS: '1739146821',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1367502984?__cf_chl_f_tk=GbVTlc_XrY60X93Q4dSG1WBot9xtbxJioabOEraea90-1739146821-1.0.1.1-FoSqSyoO_l158diMK6zyMEHQNk62iFC7DnsDNGXSApU",md: "Y1oaM0RED04J5tg3BMiR7D4ooUea0PVfNpfRtRm2xW0-1739146821-1.2.1.1-JcJWwRI4SfXYtYbnWeu4RildTe2WNMYJHGSDBlpCxsVnaeWZtdZTeaQg1dC_6alXZcsN9xqmvtxRepjDdgrq3NX5oSR8VqZByJiEgjQ5DD57yaZWmqb2YmpWSTxryjKBcgNi0nJH88ck9fElwY7q7yBWSPVkussaEGhN1gtiTKSCJyLUO08AbByk04SnytN5Uw1fHQMjYA.TQvN0LzTds5MvRX1CFkkx3ggbsJ64B0AQ2rByMWMvqIN1yDwWZXtCicaoZXtE94Z9RfHJkHWPbnGljVqwwKLoZ8L1cPQqwZlgmCnVFgRmq4t.T71aRTXJ6V_Lj2Bk4H7_YVUH0i1va1UeuHRPsq82gGhI7HrOXkRHzGDwMoKGxBpqjXL54tG0idU_mIpW9ksg7.bTNwTO1_3Soeh5XATj0Uf.a5es8uZVHjMi69AVIVBarnhTffw8w0SGboCLt9MJHE53fv7hoAJClVQLq0mBKJ7Uvkjx8nO_81eFTJSrc3QAvktfGAPVvRj8uix4L6gbkzMi9y2XpzLPoOmk3eOfmJ28V.Dp4ANdOz91XzlcMKnOnTv4iCgeBMYln9lqJ3DPMqU8z_cZL1wP0xqwuMsUbnU0wfkTRuZJX3T32kc_X8LvWjtI2FRjpBLVnLYJFUNGBJDlIo9Y2Pq9ymzwckLdVLblL9z4YtPOsGOrSNSWjjeWXvMmAh4YVdTRMNnJ3hVKEcKb1EOx2UaOHq1Kub.d98lRR7VXdrp28EbpdcCbXcG7cZsI4Q8ReaGLfX3XlacdLa5SJS19W7N9Pm9U_8lKiy1rqIfET6aXR9bp0HNJOoFb6oZ80eVbAU98Cm8xzNgIk0Mtr9o1Aw1r5ylvFz5RvLUok_gkHS5XHAmFj3pOx0m0NlDD9NjloUkFun7vmpUyLV8CjhWF5Bo_TNt6YQmGH9JBPMm_Gie7Nd7rzpbJDh8LEAG9JIhKKh_BqUv7j69lnV.Tp9bpJN0qvP5ND84_4QzCoo7IQV8ZApMcIJlZtwq.XuBjfZpIMNfPTmhJYfnnL2shAkKVNYdX78dhbFoQCuTth8fjRBeSBJJ6bjePVXIaoTicbPFaMS6We9l73JEQz0YdLYbwIQXzDyWsLwM6S187Wcp3rqKyBR3E5.sVGMqcSgPLX7MjBZQwB2DA.bUtjyEj7lzSRO5fecirjcFk.3KrwhNV18_Z0StX9CGxFA.ufBfVJrK1OBVa_H8WVruQsv0Mm_UJWkqrnMHgv1sUt2YAo.nChp1Voyrwg552eHh.HVSJp4IQGGojjPCsPidhc1KkW8Gd_BRfh1ppa.bdAkoS_qTGdOJMSLIxo4mM91njVkfiTfqbZGr_tyDmhLLir7Kd7y0rhMiaZmCGs8BEu2kmxgpbUKbrC1KYB5Lh8MuYpdip_uaWeOUpk82ElfwegZ0XsKLIVUdLb2pVjrZdVvTvBkWD15vFBAk75UXobCNZix1t_BVDsuCV1Nm.nOxPzZvkl90hIt0VJUIkVYdzyfKt71PEJGVVxTNXLJ7AT.n28dl9zmm0Qa7GXfM0La_gTvLYsSr9tcMaemO_cDQ0QB84tjYrbvgSuX4V.S4fnW6E__hVYPZ8d.WokRYIUDH6GMD5tUsysuPo_4v.cwAL73iSS1DZwJB.vSpRHymD_pwrmxhDL73f8fJmfocE9Oq.2IX7jQUQMlFMMN0ZZjIRMh1YOPClh4F2UWnODuprkG39faUalKEpypWvvkfFC0y8GY5poKVZ2LesliwiabtTzNnNWwkpiMVF0Znl2Y5b_kU3zn1JAImrLV.Fil2H9A.keooZc6rdsKrp2DYEzRzFCh71pGhPhcFKkLsBb.NHFGeVvQWSUATUACMSEJAPYeyP6WVTvPwwdSMw6ecCaaS8cGv9TfVIG_1eqXrLBjSUax6yNYTX5n167tgd3gd.zL1UUoADOSKv1PzTOn.BPFPeWLS21heWaCtLBw_cOzAqZW5w5ulS1a5JnN3x3BYwW05Xc6tp2s0fakLoKDzRG1Ji2Bpq4Sz8o0a.pCiprxNgYbJaY.yoK_GKVQT_MqCK80pplRsQONGNrCkYP._hT9k8.K7iNgk59EMjPxgjlfFjQa8ghwapynzCX5uYZZbTGdolSJauzQBres1gl9waQyGdy4CSDu5d5_Vf5S3_4TqgDQrn4Y.Ye6QR3N0nfrEtFTl6QFT.nTopTiIWYldtQLNFYidziWJBbnDZcD2ZZOm2ZQVJEP3cKXDs",mdrd: "4TL0HmzT08bziQI7tP7WPnyBWkeSLX9hWEuMt1mBOkU-1739146821-1.2.1.1-lh7UEtud4MaW_fXgeBJykQEmZSBXWMovF0nMQTcHqk2H8rQjHOcCky6Atq6U.oag3utaCr7YKeU5d2XvOmcaawKmfPJwk1fzBTFGXjJiRfaMThKhJXxcI8SrniwCm1JNvJTbm2Lzvq240TLziCqM9NumtVeQ6GQc5aVV07OTNp_QRjCN4tcg7QXyFJgIdt4bSsXo4v10zmCf_Wp.Qi9RFFWPKWNy7NyZP8Qz5QsvYHaJiVdKehzmIDFAw.ZjS7IA27OngKbDus6cQIfSCWODWdND0HxtnwFYlAlX98J7zmIiON3KXhBUzh9QTWYsGTpIHnMF8HiYlHy82IcrQEyIixzPnbbXfFXtNzhrNNLWkzwpkSJWcDKfoaJ9D54Y1Oa4yoa9CpWky3FJiaX8NJtC1Uh6agYOPvZ5ECIygfWO0OcR3874llAdxzGkc0aPWwzA.CYXO_3F_7wc7TYJGjvPZXVSTcrf79ZtnGnJ4b3AfXaEeUpcxOu7pXquwvoam8f6lQfcoN3y2iorKTJQM4fGjijYi7UkLu6VG7znhbNuHM.RgvZ0UbAdTFZYLSpfSIovT5PJcWLZN6JlrlrQWafTSqe4kTKtfuaqwqfF1aAnyNHmoV47HCtY4NMMXAExPQeamHzrIFsO4tP4ErixXi.LP.hzzhZ33qhEavUphIGuMJpDQLWDCwC4aCZwD7JFVtG0UZFF6HwRxRe__vk9HnkKMPVEBEEotFpM9OqD8scTiJKQyRsOpxxwiykW6_o0firIoTI6VVVkLzuo9Gji4Vd__AU0CrEkDvYmh4I9XIyH_X109NWm82iW84txL_TeSLwWg202TjQiwf6.xN.NqPrORbR.um8puGQSoij5lvGn7IuRCxWhjhBJd5fAnkdK9Cs3ej55zVzUkL9xJrp6a4loO_GT6vpT0DNZ96JNKvQymgepmd72McZ7cbCFxZDCmKHDS6NgsAsLWeEM6oNUBQeAtH1gX3QqtBRlqqKV0JlWQjaw.aQ1kWO1z8xNYRZkTFPtuZ2RuODNDbWh8fYVBKJwrz96AiukkJimB8o7cjBFee08NDDSCzUkmsZhOAeDWlihzj51aW9uUXVw5NIP9MF64QIfP.fEdzLy43wGXgLtg_FaRR_H92vblkCYinB91PuO4LCmo3fcNx_G0_6mehs4mCQmYalIkZQi93apDVnzl2bzJqH5kS5cUo6fOU59UMl8qUMdkvaVjc_vZjMnpUi5UeClrCpeGGevfvNgX9LyKUkrPYdpdl_M4tN0PSRhJXNYMfCxIT.pRbTVdBZj_Q85OfKwFGby8Dn7HZd55tdxxXBSyjftZIAaI3_9jF0JpZlyf7FVeHWApLKCZIHYqkOz0V9.w.xUfs.1h9Jyl8lHhBUArmPLokNZBGJdo5BlfqGWCYG6.8zDCDCCjKkMmjgH3tETFq6Ql_WxmVEp2gyOzmVEA1VVyMijTadcer1wS7EBe7CsMotqcR4iA2ckTAlctOAZJIJ7BP_dV6jojxwfP.XHMbpaJJFjAlw3sqwdxTAA5ZHNB1SCnPEjRP64Z_I_9HpolD_6juDdcenhiYghwOAvFyihrKFuJf4PWVbVAhc_NfGfV.9F7aIrrgeK1Lamp_wxU7yW5o3LACeGSIzN0QSYE7v5l0EIHHGoqbihN5ft7N5LJW0woHHHMsHxU379DQ9UM5.K7svayIERAfenCKf.Ys0q2c0UUfjsGkUv.YatOEiOb2MPYtb26sqCn0FomS52oFou5OMXjihDPirfXBqAlKon7cTi0Ao9ti7HMcJwPRmj.6tz5nuGV9b40lMrVw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7eed52e39c937';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\/1367502984?__cf_chl_rt_tk=GbVTlc_XrY60X93Q4dSG1WBot9xtbxJioabOEraea90-1739146821-1.0.1.1-FoSqSyoO_l158diMK6zyMEHQNk62iFC7DnsDNGXSApU" + 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