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-586128419685.mit-edu.top/post/2638915047

  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-586128419685.mit-edu.top",cType: 'managed',cRay: '90f1943f3b38c971',cH: '2h_rYJeHFGVzzDCWoMmbb2h9hWVIruCDl03FGWn89aA-1739080196-1.2.1.1-gxXNKRtcE0okeu8S2wG_eSZb2NslxOkyfs4fFAnziNCusqzuR8reeHB28Jt50olb',cUPMDTk: "\/post\/2638915047?__cf_chl_tk=fTZZ18Va1EBsv2frm6ePxXnA6lWCZ.Cyja84RR868B0-1739080196-1.0.1.1-zp2SWMmatkV2TGfpryIzUz6IwqiRek_TaJHQrQGLRp0",cFPWv: 'g',cITimeS: '1739080196',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2638915047?__cf_chl_f_tk=fTZZ18Va1EBsv2frm6ePxXnA6lWCZ.Cyja84RR868B0-1739080196-1.0.1.1-zp2SWMmatkV2TGfpryIzUz6IwqiRek_TaJHQrQGLRp0",md: "s1AsUU.3WBpoQcUCAYC93Pr0413gKacL2nrVpcjL8gE-1739080196-1.2.1.1-0nxbEr4GclW4Hp5WktXVt1Yc2WtV2.yXmbWEUB3.a2QkDHGc7GEdmqad7bPxm2AB5NxL6FnDPL2Ig1JZuyEV6y..du1k.5q.q3jugU47.YLtBvV3vw5hy.VqoOR0Yi8gLh5Nl2Ks6QZMW9hJcLA_pyVblOimlAHX4aa__h._HpB9CTRIcVYg7DHXLN1DEZ_5HZ0OtSwDY.qeg5nmg2XRiBXsBMVwxzkzk15En0FjqJ65u252Q5G44qMN8geXdc15WSV9avLsCprUgQoegbxBBxPA0v.wJPashIz._clvW0BO4GrHe_BsdVUFQIKHBMoLsmg6GotNRuCe9q5RPYCdr2dtIE6DwDalWETSp7qTnIXp1Bh_mIS99qWVCm9E281IUySrUrJqPaBA7LpMWdjxIcLZpOxz4xMQyRLuJ0WhH9keZ7yvD0u_DTrfcL1MKIvkd0aw1GzBP5EJgVXOJXiUY9m7Q1yAb6O0RoTqSM0zIPUjn.kvssuNaqs.itALt5rPJ1bc..mBjlldW02pJXI3_BsksdtyG8ZyUhCTfgL2qJfxjO4NwuGZDA5Zb0DI1GfBaH0A3IOlO0MRywJluNyj59D.8__6nwdaQtcObgB0Q9wTTbEXq5mS6.RG.UxyG1d6vynKOC0i.XotnuD4CNTFJuoOfGEukqbN9NO8_GSG2IeMjFoJaIZv1r1gkBEBFBMfN38vBbz.c1oH0XlngyzjRlMr3WGJXT_xvhDwWoYDoYR9LLpDSI1cfgkWtkj4ftKXTI3DQ_gN2nLpmyjU0O3K_dgnTrMxD36DN4RCGansnLYi25PK7.rnkyT0naDdXVKwuWQ0O.TTd.5FsIovoO6vw1pKh2VNFsiy8DtxaR4r0Km8FOjNShdRspXdW.xO5ZIF5oF8rUd0HIn9_IGwr6DZ7uekuKZkLvOI5G4651DLdg9gKHjiQdoXrlVWkoIfli0hW1lDKdAdYA4MVmZM4rhfT.MxH91lLpFPgfyeSF5p3kfcGz6viHzmLQ2aHrRTG33CKmxSJnlAFNFzi9dQN3YDylc7vAIDjyPx32CMIAcGrpaTvewVYTvonZ0K2h6mhrYGAlZFkqhLKW5Jh9O_pT_Dd8EMDJh1d5AXtUD9kQMJXs5ywXkXuC4legqsgAXjoFct0z.4NSp53i3YnrryynFhvJLcBEb6KMegW20lsZ66_9a82NGIjORaMgh2ef_yLabyODMyRj.rpdRRKxwNK08RQHxGTAISOWtmLW6xUo7AUMRtp8YMX4C.1GaeJ1NwEfmtI2lr02JaJAmnSUA5R.EAfxWTOGjoEO.daKrFYJZhmcuiY3oWgZO8EDZaS7d6esfMd0G2C6FcmLldcWw4zbvX8JI1usIrst.NDmntrT_ykITKLA4okbFQg8FsJNJB88d5SLb94oITGx9kSVl_gMsglIzWpUFSUhc7Dviq71A5lPZ8JIzdeVoCO18Etb.HZ_dXlmRDbrpuaEScQecwDSw8MTAbybNE.dFoKqPiErzyFtAx85uKV6hDHuxEQ.o1RMfIoixeTjWOIEO4UvEZZ6x8p3kmVYwjnjlYVvxNksSXaKNOIlaq4U325EI1jS7yLoqScYcBls2wIRUTm1SJQj1qiZ0giytAHv5tkYFj6b42DcShQVqR6ULfTqhGV0bBGRRiszTOp6oRkIqNGY7fE7Wp_x6F_UhyGxJTDqrUzW1aZmRs1nogMC5koyVIjBB6EmhEGv8rQhjqpSjnVUZPazvMPxkY1UjXKtfnLb9ZWFdik7.D8glqUEmkuQnmCu4piY3qVdJu_LfVRxFr29EfIeQaWCuVNDCfVTDZltl2gsuPgINUy0KnMNsDDEk8jFvvclwk101jDkDzejbGHWKFb3CCxwBlhV1tsxUq8o5cQ9iaVQhGlTgVvVthxFbc.RvBsrTD8T6tYvBFiAcwDVBw6yYHFsA87aG1hWIkl6bfN5.9ibrqM5wNsA1h0WFm67RHATgvD7oliwAn1ljtIYkcvXa.uRSuFo900VX357E.2W_Wa1iM9gGkmebL4NSfxkT2GQR0Ptf_fqnaASZ227jxbTlr2G4d5Z_f561iJj0cE_jlWU_yI52Cl4eWinXXpOp1Y.ewgv5sLumevNzyNAbqFOUhldE_WSzxCUULlXfRjgEedg1pj526xydNqweeuIQ3vpkjwMGS3UdQF2lcSMRz48HQNssl.A2od5b.1_v.Su2PYj_T8FjlBfh6rlvGEO6lPrT2",mdrd: "P._dn7DlVxftM_pAEF4T1TmGDI4zhLdng0ES8_jamx0-1739080196-1.2.1.1-Nup6BMckwnCkxNO8DGKlL1utEjz28jLIb2kEx_s7O2mKB5W49694NiohkmgwuTCDVLCoCrRm6MmmCBnEFIWTgzlxblZmu0P9c9flDcoHVNBCVryPUkigVy23qXLUVdWVbeba2RsSY09adwVEVaB.dadM0D3xgri2J7YNMXIXevJzf4LTa3K2KFQccUuHqYY2f4cp3s04ctge2HmrXnGwUlNK5FZhJOohxMsOrO1sV0Hifob7NPj6jZHKhkGUZiqEl9OG9l36lgjzRlwTdYYLHJwUlBzPUwLmUkHDTRR2Ghnhl8Lns.YRX835ukRHANw5I1sI_UCXHVrpQVlySWw6l676YzuA.XnlWRZjoXqSQYhPnQKRpwVb2HJqN.Ro9CgrfSKaasyVKzB5z8qZZq26NcgU9Bzxa43ysAaAgAF0jDHlDnZDqxmtKkJDG3KLoC1D.xBsWvBXAgpL.mMrvepogsr9ulzvqkNqlhOFEk6hJl7.oLxKiexopEtd8sczRJE_zI5WAmtUcEdYtXqRYW6eBpSuSwYql6GS9DOz9gED5Uke03oBwECAaufMMc8qDCJ3U.xxanpStNmpKVvK4fEOFhFQ09a0mmsQ4Mgcke3.PyK9Yv4r2HOmSr0dpZGkNMtzipfXM_fMqMl0k5Js7SVmorTOh4y73aFRdcIeqnOgJqSWqEF6T8af7qCaWpB68UOo2hNA859125_cLgEdRNczbnBY4jaslOjHE5KTJaqITVZngPa595sZJu0nVg2zNbOAam.I.lsE2r9GP9BO6YLQwmnb.ljdXM6MLi9jNGzTANC2IWLs6Hf1bxxJgq8DkUpOgf9C6evc3ANd5Yv9xaBAucBRKBfcydEObkwhbfYS3Pwy4r3VtFa7SpGB45Q3rv7zeDe4Spa1CNlco4Y2SKBhNtkFHWB2wkXGFMlDhaJPAqiGoY.iXKXzklh9a0iSZKsipi4Yef4AjqJW9drHZhOPTaxZ9zO.GzRMMNSa3JWDvlG.PUftJsDV0yGzYkR4bRDRW0lAa1zcE4Do4YQ01hNtyXeOtk7H_nHHkr7A7GO4KcKi7B91o4zCBmXTPS6kzmIXrnjQsV8lfyqQ.bBe1U7aHJ5Qqxrd_QAZUb29Wn5DhfBZb86apgEUQSzzP4ZyAhnw1ZgdZJBvoXGnWZhhEc80PKIhen4sUlAJD2Q51kdF39tw6xmm9yGBdDPEJLorRCVxImrrgptPI_4R35i7oASMstTwnLDX1h7ioYStp01MPkl0fteZEzlnKs5AyA_AyvYA_Kzl55cCqBz0re_kPdQ_nHFF97DIBkwy8Vc6vXTeuF_900dkWPrOXxQ1RAKZ2RVb3.KpywBpYSTa.36LW0MZlCFuSLElUbUoiN7XibRrqdgc9gWyFk8k2kkj5_BubfpVMXLWG9d.JVx2.iCiSo.X4GQIE7Yztun2Dppj1bnWKI_QjSGsG3bj0xbeNEIiiD3dUHyOXTdZjxJO7l3DP1_01E4UO7Tyed5JDWCoqa0lEm0PcCDDtbdRC57phgG06dRQ8sCv7pK0aHgjak8FrihyjGr4g_SAmcFANzl3_jGHie.6vIB795aH_BDSKWSzgiRNiYpWKsC62qaLvCfI2Exr33Vpp6FgLHk06R4iu5ejHWCBdC2rsv4YBVD8OpWneksleGJwvHyPVqcxQ6_c6GzaWPOU9Ga39lxEWvILgcddWAlI.nwUEpSLfkhriX_1BEHLDo9RdI1Z9jQuBtJH78m_64evaA63tcVUV.M28xudNtTCBUBas_ReiFrxbVs3J01L4n3oNAuthCo1Ydpc20kE6VVyeGh_Qdkg00S3b3Og.1o"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f1943f3b38c971';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\/2638915047?__cf_chl_rt_tk=fTZZ18Va1EBsv2frm6ePxXnA6lWCZ.Cyja84RR868B0-1739080196-1.0.1.1-zp2SWMmatkV2TGfpryIzUz6IwqiRek_TaJHQrQGLRp0" + 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