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-899059288752.mit-edu.top/post/9512076438

  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-899059288752.mit-edu.top",cType: 'managed',cRay: '9110521cdfebc57f',cH: 'bi6Fs0NLQYd9NJRmcyWke9YJiKnfQVERdZ0Zs4KDn48-1739402546-1.2.1.1-lybueAXw52J9yp5mpAhiOnDe7JLr1Hmmod.XBqzCNKoVSWKTyHsDhj1uzZESnYl9',cUPMDTk: "\/post\/9512076438?__cf_chl_tk=.PWo8JN8KMdxFpy6b8usUz51b2SuUeSAWGvq9X5V.PQ-1739402546-1.0.1.1-jP_rLIWpnDHorMzrTJ89WvAfgiMpXFCLoZE7zBUP6pg",cFPWv: 'b',cITimeS: '1739402546',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9512076438?__cf_chl_f_tk=.PWo8JN8KMdxFpy6b8usUz51b2SuUeSAWGvq9X5V.PQ-1739402546-1.0.1.1-jP_rLIWpnDHorMzrTJ89WvAfgiMpXFCLoZE7zBUP6pg",md: "cfoEHqtK4taIoR.ZZEQqVh4gtYG51irbf0B7n1whAlc-1739402546-1.2.1.1-Yzt8jAMeNOB4FzIJkE6ARcavYYDI6abeL5pKnDipT9V0F_4L7v0cLcS2PiFHCupFbOSol2Xrn2ygWIXZlAP.2pQVnEcfjqxa8nBWKL96MJHV5dswEZ4kWpiuvHLqy5hdTc8EcxZDbiqxisUT3MKb.x7M8cmVZWk72NS9SxibY0FQUVptdUQ97n1.nTr_ecyNAxJ7g7gJKyGD1AqkxaEx9xolnTFXjgEQ3XYJAEhRvC2nWPpuETUABalgr1kRS.M3veR842_t0EBb_ZyrnpU_KsfUYqPjNjX6INiqZcgjGl30VxaQz7S7nwPMRSgvOGeSorRfcjeSBHt_VpxwPfQ3Skbhri_m2TcZv4YNmVkdfnyG.0jxt8g9Q13KQcLn5vujISNd8f3hJKNxq.yqwyWnT8IJLaFHx7G6qAQ0emSqxxcQ8jEZvZDtM0DXj4H0KueT1WT.D80ek9s4phcPNoF3MY7zVCXYrAV8qFPR1NGLc95PZsGJhsZ9GFkA3Sgmq.w53fgi9oWnM13jp_3AkVK25SkG5aP4hkf40VhyDqxYFpW588jUSWbnCC81xQPdlh4KcJ00LtpuuhhDS0h9SoX6zk6XQMDWah4DwboBdNgKmmWezEvgs6GPOeSUTFZQ7B67x7ADXdCVW1egUz4ufHNi3zjWE8WK0QVKPl.4wnhCPYSSj8BWunVG58Qq1PPYrLoxHdVeXS1XKEB5B8iBWqevETmMyce3NfpCT4.u8TIuMy1ODXCslHatevFqx3pfFgFOgNbeD9PpTyvhtT5UnqloN.xWL0zeIYDeJzO3YSnazO.5XFV2aMvqtrngePZ8G6S41x6WSW0OfhSRjCk41RAM9o_0QJuIKZ8BilQW69JN2trXRoHGCYN2G9Doo2uUcJdpdfi.ZzoZAa0rF_HVAdDZcN6ITdydTXpvbNIgwLWanzyrJworDFMn5FSUIoo3hWLy.c34qMveG60MSzxy.2bR7L8jH_g7x3n4OMp5RivrpMi76B7s.WU1Klf0dDonTLWfTY0wFcXT26_WwobtCBDgk704kOi9bTDq9bHpXGmjheA5DEvkCDmoWT4LDMus10ZKD_QG_uiytoAp2zXvZUkV0zMbPRB893ulf8XPUQpDB0BQj8ZUhak3UN9FmOPlrMNuYbhlJn49NKjHgV07FM6AuN0B6AsnQXUuufV.PKLqEZLkRytSToJwdLMFc8SCriOKSfmO2RcpkicSioBIaMcVNzSu1kcAnj5f7kUif2AayUvAEg2Qi8kKh61_BOcmHOIeKVaUIa7J.PMmD85w0O30gf3AcfAivqYUh08eGVkunIlCK54FzTiwgBizVIdcDmvtN04R32rYSgPFpj_sfiKTBSlrcv1M_66FbTCCNat4O_7VA3yvG3VFIoxLULfmOpM3a8.fN9bg_2r6lJvVa4znxORKVM3qdWYIg0GDMW70aV9BTGqQsDzE29LV_OU9cMZgDV.FExdEjj8cUWTeYbL.JRRGO3UHBLVgNBsCB3NMKNieVYYPpdIMJwkLRVfqK_LGxLKqJ3Gg0w5ZIVmqYO49e4t7fKVzAtNOy_aNQ0D8nOG11JyJgkWSpES0h.sQawdsQSk.Yap3qB1jPTLxDBCHZy_s.8sJrLRVKFYWJ6FeuBNcoT2Nz6xgYnbTcMy6QWowAdBlzmjRHzvb4l5Y5jZ7ZxqVWsxpOYgFX4SuRW5QZLkYnHmlPjDAAvrhJfPmo3wgYueu1iAw88g5Wo9PkEx0.Wp6.sz2LrkwZJ_Vyb_2tpztdawDSz96Qa2MdrVAjlYfeOBUkWwpJdC7KvD2BN1gbtsNJO8lJt4TzaLlX.zKWZ37Ifb_a_kqu4FVmF8gnlwFgQDYxYEGifYSOYlcPp7Z49a2edpeCM1.57B5D6iZoeUpYpMDtqQFj7G302DITBDY2cTsTzYHSAsuR2vzWycerSsmJFbdgr4zauqloofU1Swz0455AVQOLIcJG9.aFjUNtvn7yNxkKXNgDccAKvA3wz13vF0p9Ry49gY33B0SQM4G2m6JNtOWSD0gLujLG_XlLuMSmGYvvXTnnlVaoE2AZS8Nvmom2ZGjjrpDa6qAUEvsNClL7XlupNrHch6Dk8kOO8gvNFlT4kEYkUO6vSjfIikUN9UHrfzHVoGqux4Lj5WdFV75xTM94.ThzCPPOzCyiW4cVaaTmscuNG0Z7vivcnF1hzfBvGPrGIl3skicNMCTwA0xDNDq3mTIcCyTf1gi",mdrd: "22uLuEBfbdquaMYyR3mRGHSUuBo_98tTxcN2MF9Fkt0-1739402546-1.2.1.1-pXer1swik3U80ekJQXM4RZigl_gv5W9peW0mGrmL0WxiurDfEVLrbghZOIO3277l9t22dgy9n4Lde61OOW0Fx3NPrZfz4oSwHYFa411z7KBO9UvlYzcLxdlrvZXQfRO_YlNn7nnswWVZuKjhLs6WyeqbqRWWp9ZjyKtBN3mK_aI3Q5fP4xOocHO4LAbamrOmRWK8eSU5nwBuXfDDob3HimANTY1SZ4Aww8BtQdEfbrdzHGezlDpFyhAkQnYh61hbTvsJobrC7R7wBeKCx6EzW1lqI7fbA74Mex49KSn8z7Suj5wIa4B9hjlGFleeKnQbo98.WyEZRMF8UzMRufUSE.OZlI9llIQRrj.AxY_AQAxphs6pMfkR6HOUQpedB_UJ5zbKsGPLCQ2XWhlwnw_3IBtVe_yTqj8jct3650KTRXa_ddF_n..kzhSxifvF4k7tgIQBumyAAk7MTeRX0XkBOxMsNVi1dZbN8GfLMUf3HwJadgWs1meN9C_I29HbUpPfJWFRWFhYA4E.ARlZNVj0nuwV5tqowScQLo9B1SZQwnWa9TCIG90SswKgigKLNw3uIu93Wk8Ejdz2MJtYqbqyas27jMTrf7HMLu9PAduAJoIWxTFaA4G3VmSPgFhOfvNM4dNVe_mBmBNWhwPkIZJ.dazIps9CuTshHERfR633S.JjpS4106P2SjBOgYskUmGX4hxMv63dd1dBmWjiEJYhQFqtAVLM9TAhI3mnntMT_QcMyW6hM3F4SIj6g8ZCoEKWTAvYii0IdWg9u8NsAQH2OQLg0D_B5iWkvcqneyQVnE0fRxLcjNuAp0LGNZhZN0yzs55FzuS4TWdk7z_HUWfStm4xiDXYJYQgU1UaUehEAc4LNjV_xrr9asQiCSsU0tknHT7JQ8uyZCGBiRRWFaafAnG7rTmd7RivfOEJZHdHHOQSOyj8behsN.QmDPN4Sg3rqXx4Bun9FskITvOytdI1de6HQx9gvO1Gac3slT1p.O8GYxKAtPzPS3bziF9RWC1xQW_B8KupOBR24_svkdJnKBb4jdzQ2OWXT1tuFDGuT7.mY6CwFwLU0_IMmxnTqnKBC.wRByTSauFnR.suybAUgSkOK9.NJSH2pkkw9Ac60FST1GMV8XW8lTERikex.1TzsTiatDvJYW1GN2ATE_XExS8qOEc.cVfz_ua9N_8TVkYvqX5KMsDwLLLTCqbKwjUOqAGwBKoETykKL_s..BubHtgdLRQQ0Rcp85xP_gXdsMuDRBJUS3h8MUmPJLd7fB2oNmmT6LtHDmGQCsI3v6sXDRuci4bS42aPU9lMiGP3AifPdXFVqrICpuZwpseIPjFTsKQHl8ydTFpWYqNDS7T8_MiPLKHphx1gumN33teu0yYgBf8EfNe9fmwCrsU.MqCwTAoq.K_J.oYlWvrdYqxOzI7SY0c3HzJpbwbt9P20c.hZfs73zsZ11_7bNXcr7wBamzGf5lpsfM3MOc9LyqoZqDnkU5aJNxqb8x0ku7czBS.fBZ7qe0_xkGfEjdMTmBY6R1I.FSDDYmL5lejn2.fe2PJay8GLQokFSbB82QoEpLWxgbC.AzFrmaVsABkzE78PuS3rUC2TWFOVy6xle4Tn.GLkHw.O6AKgIy1VE7Oz.bmyc6.Jkn0QIVWaLex4rfoZR4LBWF7H3XVEkpDcpPKRn6p1JHntPPS5EVbIZpoPpLMnMKgfoe1Azzx2ZW2SN4Jo_Og3dwZU2sJTuzYD5e9y.YnGWFPo_YzkRmCY4sMgZoHSVW91Bkxlzm29PK832d8WRK.mtS2iYrR8OnxY5_f8MfANb7VOk9V7hCrPhrBjkpM"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110521cdfebc57f';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\/9512076438?__cf_chl_rt_tk=.PWo8JN8KMdxFpy6b8usUz51b2SuUeSAWGvq9X5V.PQ-1739402546-1.0.1.1-jP_rLIWpnDHorMzrTJ89WvAfgiMpXFCLoZE7zBUP6pg" + 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