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-0618947523.mit-edu.top/post/5942687031

  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-0618947523.mit-edu.top",cType: 'managed',cRay: '9110081b1b8c1fdf',cH: 'gO5UdI4rVdpVRWrqEjE0wohUFMBiYgWMaXTnJZW9tIg-1739399515-1.2.1.1-R4m25MpKat8nBDM_3n6DneaU4kTaKAWQdJ3NFigcdnF.Z__E7i8bPxnt4deCLpry',cUPMDTk: "\/post\/5942687031?__cf_chl_tk=AIC2Fag6pwa4xwwGRRe6D7DskEClEbcQ1RYiTTsRTxc-1739399515-1.0.1.1-M6CaHTuzrWMXKtyH2ngqKXiPw.pYcjYjv7F9DScAIzI",cFPWv: 'b',cITimeS: '1739399515',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5942687031?__cf_chl_f_tk=AIC2Fag6pwa4xwwGRRe6D7DskEClEbcQ1RYiTTsRTxc-1739399515-1.0.1.1-M6CaHTuzrWMXKtyH2ngqKXiPw.pYcjYjv7F9DScAIzI",md: "WyDQo9w94EgIw7zJJAJaxkB8WoC6kjuh2wczeF4hwIU-1739399515-1.2.1.1-Mif_jsH8kHYP__VwqfPJB6dNxPyxehSqA_Q8aKVDuiYXHKlARzmPORoheWK7h9BWncTMcl1ha4HvG5QGNhYTkM5AwyyEHj8PHlfHyqBYG1uVt8X0xK.A6W.iFQF2uYetM0I03dKQhSTSVyEMUsmDluzcjM_4nJLvYswn64D3c5Xq_eGQXMcglpD_IYnn3wO3GLZQgQRxjM9RetTVlhulnb7TBNOknCb34PgZDyQ4DFqC8LaMd0.xVZauBpEOBs.BZbRryj2j2JWgv_T7Hd.4bTNMavu641xbsaN0iOy1JgCeOIYzmFKvB_JRFHPkqlT36sXkU1HuUUzJde7MnP56R6QDQgDW3UKJoBxnRtTRHD_.MEyFiHNE37jAoP4vEqebKE8Hfz_ENQrrbsY4DYSr.Yh3vSIc3D6f9ZfAXrBKlI70gtQWen11oYrKLwVJPTkOKwBPiFlEZtaPG0gS5ParTJfCAsZwzMyLrzmyQPn6W8zKLErKRCvUcbNZcY2qxh7W9TXVW.HeG0Oh55if_._jau_BQL9mQhH_ipwRen2eiwkNk09YgjE0llGfx0.bH6EHyiAesadn9kkHRG5fDf80g2QJa2rH1e9iadr_ZV0qp1SbqIRYKhhMi82NxLx7lD7.1MdNTMQw_KdliH9k6cOMhAt1yS0T5X5G_9Yet4cGzI2S9oDKlQUzCPajzAY_H8igcy9SaHccbBp7.oJXwVS17gQceY77Aa9BFaus8oA0bcL5I_fPczinGRHvs9c6DcSSwWZygyVoeXBtMJXAPbXF362m.axke.Nv7iTtdZiiC090Z5_ODGtVgXczgpVSgMUjOMr3ZyjbOVNOSlC.VQ8xdfqEb9sIOhxXzxbAOyUvASfIEftskDW4KqfLnRGAfa8fPyzJcdFl_5i6loYRosrKAyhSz_BOteMGoSDvVQ3ailxniCeaK5dBb3m1tl0E8Khk_s9qDZhK2NgP6e2Oc28DZfibKtr2h7q1G2JVTNrzlPuG_rSgbplTsmcfTk88JoWTy_NcmUjNYv.7WG5iyu9BdXVn1y.N_0wRAqXIW7.WaH.89U2jl35cwf3.Rxld_jiEguJThjHKlqvTHMiGLkYmOypd5rsPb45YuBPok81NQ6f84UcL5JXCLjQewQXLKrAYu.SoiDXdfX48I3wUw_KsU7msluB3B1ClYAZS1hYXrP4cAm.irdvhyRonT2BNvLBuYYpSx.7x3vRAjzZuU5I5uYC4sl36OLM_tn_jazH0HEkIxAvpSopsdEc6Cji340pTX1W2KlDIM9muInkHDiTPHKT8gtrhyaLfEmJVuHW0er_DtpJKS2t.i0JImO6d90NIjhzYlCsWdvZS9oTFyGcP8mWWvITYTiVPE.ZltEiVQa_F_lXnMrwGfkbmdb2F1h3WTgBf7_qwHXxM83Si1YxdUf6fSXmLzzXsVHl4M5y_Uyl8OPwtuaMSOzin8kGdLhW5.yU9Y58XZNtT4Y3HfnXzg7rn8k814EwsomOhKafOJ07nLSUXBjUaoHLQFuzG83QK0byrsqABKTp3IIsAMTLBFpOPRzJbEawyj6qKYbsjWIoe8GlXWHjlZC4BybrEJR3op3XJO6crXGod3lomN66Z.FUND9xrDLraQAbSN7TMMgpMwTMbWBMWadApGdHllL8hkAxzyGOR8e83eCMpQeXeO3v.7l1obq7mgLEbfK10XOtnby4GK9H1Ms9l2VnbrJn_zFU7_YFzf2fzOBVYHNlkmSxwJtEhMPC0CdjE.34PWiPFovQ.Et9GfOWxSYRraOX.XfWmsfjWF.LzU5JQElfOAEf_YiHRQJ527KKmWAYuWDxF6dVfZU9hczwsmmo0vjyw71d2bbBhcWvmCObwCUyWGPkcFYMrdl3HiDfpt2cMONn0xQtEcl38uS6bLfG7kYHERzn47OEC3mDtXMq.1bQDYoaKpHhWPuxC2QO0NOHiE48NVZJesq5r7IUaY3npeSjbzoGN3uStbe4xmlLo9_7fn.hzMvMayKlkyB.2vSewUjVGULf2uefXnIg_L9Ctu6OJTD2pfSVHzetqsjg.Lq9b7xxQwZuWhLk1XFmLLg0Mu31.JPuJtlDB3q9yttfepvZimRmFpWUlwSxoS3lQDPvV1VXLpV_C5KAgNZKxee9FuzF5GoQjC60erCbrI4dnVKEYvNMWD22vPjKkjTapeN54c0bq9nGuYxt4aUb2kNwciWFJ3pdKJ2Cc1ZxgCwoXm.og",mdrd: "dqCfckr9kPFdl3Y3fd5M62RA0GydyMX4w.pGCJVAsKI-1739399515-1.2.1.1-TcfFWHYDPTB7oc3SZZ2HWKtXf24X3eevIj76oswIEM1kLfvoWIkow9p7IVmX5R_s9xFTEuKVV1tktehnZPP_wDiGY7ICxf9zYLsfgqh0Y0n0C5tXq0DusegK1jRl0YPbm40rIzogrsHyow7kCnGVzFwqAXc1TLT3O0RROUeSCJvdtl635YV5CgGmoDaj2fwYVT5ijyoE8SrqizMIUTBdgvvwEcdgAe6hENP6I1wwYYee0pqNuCpPxzGRH6vyYrPDaYVskHJte78Vs0J3FYhujELKDCY.cnok1BDybmOzY757D.YPjsNp4LnCBOYK_s9qzsBTpDVpyr597F092lHEuG.RdrFZegHQuuliY.fSI7qYRJdWUzluoIWZI1QaoDVDm0LCy1ssk7gno_y8oYa6J0cbmq0Rxf5c9q_oilfYcSqoAyxynnm1b7aApW_zcIKV4o_eGTSkeWP97MNPzv5fn32fcagpD6hayC4Ieauk0tZ6stIzOtBFEaWmTSH4PmlWo4j0W0we0ST0UGA4r_j6e7iVBqEHLNls7VC10BD0RrwA0pN4OGfbu6j0kZ8FyA_rWAJ7orI3f9dTlG2_jD.tOtYteu0LwL_2ly5Rev5LTobp2wtCMFzEa_NSIzUsXlqMvq4avFv_MK8si9kFzqIeUw1gr2UB8CPJBb2kQk986IsGL2PePFycmuKGstE.gsdeEONGB53ow6ZcFL1c3l_CNb4U8n9J_78KEwAT7d.Js9NJVcOqMfawIX2LrmwqJ8mj1gQjg4G3HLu.uCwZuKg.H27Q2QXznHRl5Min6J7KYNsSUWJA_jXwlQxa2F3Z1FQZCrYIwX4VnR2QDn0rPQz.yunQXTX.afR56DgCqQ4KzRSIp2YNvAEXpzPDaRFDNVyDI1UsyiHdufat_kb32oC0I9uAJoL7x7tckugVrhJGVs.jgkgggiAQfrTLQ35ZuIwepFkUn8ME6l44HMEn5wnT.x.1ODd_E71I61LfQ3aSn1A4aAKifRVtXe.AlmSflX9kT0uTYHBXb3_k_MdnhjCd4HtCRNAK4wGSQI.8e1WwRcSpQiumC5Gi4WC6Ov9y_NPSf7BX5LBqw3wTkC.xk8rPSnyo_mNKc1nKUZ1nUQyi8Lyje3tyl9EclN3lK0os1hRN1_Awpzbh0dxfBTuvrO.fQzj3mFEHDlTdVLD5sWLRwiYhpK6d_O0LzDPS9PYQ_AyKlL9T81RoxdfdaUc8VlQoW0gCB756__foS5L2PW8Q0XLz2wx3BpeVXce79qgfKQhRX1Ehm6zU6Z0Zb3ne8Z4Js0zqLm5QY0d6kzHHfrvw3PUO_QFhrpuh.TLOL95p80gc9uHddi49zrWI76j50Ly53Wfh7bEtHFHEiwl0uVb.lchweyJxPjvC9ghqeiJTsoYXMsPLFK8_B8bVcrbNR9DU_6qez0J55OPIzCPrMW6r04bD4021l083tWeYbuvfzMTVA2Mbx6Y.9N0Y8_xti8oCMIr_aUXcVctn.ntdKeHCFQHSryvhvjklWN5Gw50cu6cgsmzV.Y2AY69iQw34dbeJrPU6ovDAaG8Vl3.6hVjmVztLP5IF7bHDw0fv.Hb_1Y2MkZjk0YUdSpaAul25uA2ReAQt1IKeEMhuQHKO.nKPrt5Cf1lWSyFQFnfJ7i3WOEAWHY1wm4zGv.mvNbCb6Wu.AB8jUFJCwWOBYXTJJJ2oMLq0.5DqNHFeqpo3Snxv59BizBoh_C0t9OgIo2lu3XM4IAXgpYdjvTIqRaarU6qHRGnaj2karEzPDSbZqbxC4h1A5aib4vi2.t7axMeYFLM3f6qarUvdPkUkUc8gi824CJo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110081b1b8c1fdf';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\/5942687031?__cf_chl_rt_tk=AIC2Fag6pwa4xwwGRRe6D7DskEClEbcQ1RYiTTsRTxc-1739399515-1.0.1.1-M6CaHTuzrWMXKtyH2ngqKXiPw.pYcjYjv7F9DScAIzI" + 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