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-479563028620.mit-edu.top/post/5128690347

  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-479563028620.mit-edu.top",cType: 'managed',cRay: '90fcea2aded613b1',cH: 'A8kGfRZJkdBWfCHarzqkyJcdgh.jJYn1hTDEjWWb8A8-1739199059-1.2.1.1-ba2NnMGxWC.p.1i3v2qQi4Q4HQNHYoyppuqIYF1J2I5LxQYiFlb_uWzexeMF3.AK',cUPMDTk: "\/post\/5128690347?__cf_chl_tk=pzyUPVnkznQ10W1lXGCLgB8QgznKmwZ.GxJCltQqriU-1739199059-1.0.1.1-bV8ItQLUFhqX.0nYObqHY_6djrnyTg_2IOt4NsXNa0s",cFPWv: 'g',cITimeS: '1739199059',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5128690347?__cf_chl_f_tk=pzyUPVnkznQ10W1lXGCLgB8QgznKmwZ.GxJCltQqriU-1739199059-1.0.1.1-bV8ItQLUFhqX.0nYObqHY_6djrnyTg_2IOt4NsXNa0s",md: "QFFnZ7PoR5r6vv2i1XfMu5Z7mScCvoz8M5yLIZoQaCc-1739199059-1.2.1.1-oFYHAjsEjqasAcIoTRCYU8L0DrrhJnmM6H1nXoNB9GBS7RIvuqptuFRz21vDPH5UhsWoqzs2xDh7FWPrRALqAnmjvB0FGq39njmb89Vks_faPvuR91tIQPlGdlzmB7IvaogdlQ1BwdCGUMYqrm0rqAdDrv_wQSBhARCPswoASt5fCsU5llCJMkWQL1zddjxUMsSK15.53HxKQEWjChR0blAlLcqHP932t8PJX.Fwjl7_zZ126JTUPHIj5ttBFjGT4xW2paO6EDlNq0Fyxs48B5sGd0l71eHmqLHOqJG3chfshtEMkIxdIgjTyTmQON64e2Z1rfCex8WaSe4cJie3s.9xgrVfeZrtz8dHlyOQGXOCpbD38M.EquoIm0Ur0kn5PrJrrlRqQpgq4lhw0d2kenGNpQ6HC2HKdTMCaKOJR3OgrzEznZTLMJ7cdHdjKwhfqaOqfJTveGgeIliSD_GIf37rL9LEvz76CL8cDk5X4qkzz.qw3wlV2gIwtNhkS5rO7mDsX57e.I9dpHNzkxMY_zATxpj6kOfZ65w5vPHok5gxQaRMztMGobjmk8uleMZUwQ4ttDDbBpP3kRyz3mqsfQIcmQziiapJRxfysMseU5Dxw3tmIzFSZIjb858VhgNWDBLLP4o7b8YuQHxnFeOuoNpdL7l9.XfR0PQXpP3f0UU73kiUcCW21_BBk.B0ix_ZglwIvulbbh9G2N1RaE1GGWV4PuSEKZIPTilBQrh4CwgtahnvFuTPoVl07SPz.5hmeV6sXPj7SrtII4csa3fg0biQ3IEw8hKCzWDfScP5sfwrNHUa3Y7t_8CC_81SCISvv5STUQX8Rvtf.I2bUjThIneONmbH96eQhrcABSsUqS5sAYcqZRIVeDFCFQENiVyKkv2nx1qXxYLl4dz7_1Q.gJSY0W..x_SSmYogU4.aC9YvY_YgOkZ.MgrRsuysaPzMzNsEc7l4sewGcK8yEB22gAPtVlEPYWLGozsXI.VZ_xtP3VsiPxWgirxeiN9UTKTYIHAkcEHf6djyZas2FKzBrwSXEddi.Aujx6E6s9qRCNrvqEoCTjE5e4mVgbBOFAxKFklSsO.gdpoGSABkrNiDFqUZiT4VsJ2IiChLvI456isBRaKtOcdk_MaMj3DW6t32_OVG5s4KzgD17nMLCIsjTJuLoAdLld5sn417DPMPk6vJ0nzmiSbI1Hh3KoaII35DdkSgQk43yZYSwzhtg0rB8wS7ni5bLA49mGhXkQCbDuZb26WmeANDcYuFTkPKYGJ_txYHa2h3y4XGOkc_uqzFy0TtML3PslY37uCLYGYS01042E5xw3vFu.TgPgqx6Iw_EghQwTDNix120.U6Ppwju_x3eMNpXwnyiydfa5tQ9LYHCyEKhKg6tPqmXTAPRziZFeYprWem9ryQ4PcdWCT374Bm2YHfi3JkYCcWIK6KWI6Jqet7ED.0hVr.vramW9b0wh3sxFmZTnBFyLTmvki_TU6HzpO9_yHOKXrqTeAB6ezKHkUPg8QJOwvP2zgOMuJ_8TDajWBPcTrIJBEvBmyK67C0Ex.aEJNDRwXUPT3XrHNcHDiE0h.bwNWRoJXfFcO4K5aQiGl5YGHEXGX0JOjX3e.skaH4NMQhbEUnBNvje9dda4rJ0SvGCcUkFJdoi_5iRXXZMkXZF.QZdPMSqKsxdWs10o3Ix6Lehv.6YnhUzyeyQuTlPgGUIGlutUOffd5Sgjrl.CPgQLx20W9fOZI0rS1LL3N.09NuRJhVmy8OeAPTCv1nS2.sf3aEVX9G.T3YD5YA8pRRuAJDec0.C0XBrmCyO0Uc.wWAkGjQL95F9iIDKfAsdqNJXiq1a9N_uwvAK19w_q5inspapwQn3NA1Mtb1x2v3zKYPfTI_ZTR8vUcccBXE0fNZWJBL86nvu3wzn0hojGWLq.JyWYiHJfnsusXTtWXASelnlumeVw36D2iqoFpipuLiaTtRNbeEER6fcI1rnQvMuygy9ACnmz.wyUefrj31kpOqyVKxKlKCg45l4LQujDZT_VF.hKYxlCOUvr096pGhiGAvHCv8YEtdAV1RPRJoCeh1n3ppRv_QLFotAzRIlderq1fL9LM4RjDqpszb4Z2nIGhqUYjmHwdUdTQ0PYZwwAC9DMNaFgMf9NUx5TPcIi.IZB1z85LtPi02Wl23hXKYDQdTChsDSvWcpXQHBmGSbtLZd3AGOC1r4KgDH33MY40ocVDH9zusW0Qb",mdrd: "iWq8wV1trcwhUXrlYclVANLC9jLZ_5tTSvj0g15s8aA-1739199059-1.2.1.1-yWGHbKlpd7PP7OGHUoPR1r_MQQJqDkwO_XaGjcxsuwUM6A5IYkUhy1nvYODoOGRtN8UhbNdO.D_w5QGXJaoXdJTrPPewdkxf3p5Dqk_dicK9JpWqprWKBHQ3ZKe_5eN.QHvZ2t59zw3T5NCQIDgDL86TWTiCmqeXKpRPNEUVYWhBuOLfhgAFPccGAuOKLIXEcfsLionBU76SBIn0jQrbOpx3jS.4ZrnmimtVhrIbJO32sUG26rnDFoEowgLF5jQRuM.mO_fPhy6Pyz0DpPEFXbMXajkI2pVgbFTHGfoyJf9KlSHQX8OOzQQ4gMxy1P5Mnng8GhPENyNp2Qwoa6wcizo5w1ku1a6jsXIhIEq9eQnsytJnyaMlwnO7COOWbaM0exhzhs9ogdDFlFTYbbLl.AH7_i2Se5_c_5KuOkz8kAZ0ot.fI5aaV91bQLJjohs1aaylvBtBt01DvRTgu6YGQN7xS4Oer8pdCTFZheGdYHsq_87Yx9uiQSy.1AR_rcZkrHwf9xbt_PkCBAIARpmfvv7Ic5zUG5aFura3XDoJM8saEAbkGEwkHRvkrsN161a_QrWANE6g2qQ_hMe6nusmn9syuQpK_Z6Zb5952wy1v4_g7o_VT4BA.XqNNdK34uP9IC5xDN4Xeti0kOkk6NCjLsXWbHLdLeK_qtmvvV3dHYtp_hxHCnYZcTuIpF0Zz3VRrUpRorqEdGq6dajhYudH4X9mUEpG18tNBBXn58rOcZX1Dmm2kKu9XFVohg9Cs_YUGsDxlYDPX1BA9o.oiQPl0xIbcfyqa9jQdGEqg3ex_cilZNVM62Ea6abTm1yqT7Q022vE89a19zIa_clxYtpw41qrJsFr5y_m46ctoTucdtORwz7xg7UN.LBvxOzHrnJ.MXDUkSeCSBiaI_EKdyEDAOcMT9cIg3N.uh6JDudL7IGTL4U1oSMrJNZoOXDJuYSVyTKqyZy88KJfpCQXm1M92FtCVL.JTlGrV5iSh8A0YAGyCNcnntKNMPhogQZ.G_MMMTr0DETkoMUwCkQVYmxuaX9jMyKrCtaXVWgi8tXEnHpZtuWyde0VlMUb3V5D0gAxnqlp_p3EkDT3FINYQ5un2_ZIo2_Qmtm8RXDfZqwm2H2HN8nPHfUYRrM1Km_w5lsmZzCvMKDQBKn82I.0DDB5ZQtALXwqyJbMlkL.cyR5xIPYBERCtwDfivn_J75XcvuisikFUxZd2eX.NPBOFD56hwczK4kpqwsNpUL0GSPzcgcEL46CUG3V4zfDVMFfHRkiPyszFUjeGPu83yi8OCjdpiTIlAcD1n2a1DA99O3o1Gkv.hpZkpzC0hnE0EsymLOI5BRZ0..Qx.hXWiJ8t7DIakHLLD7y0YyujVqsf5ztzd9dlzgUIRbmdOosUmtl0fUCyCXpejVb8SaR6tfAmWuhDbyUC4n8euH.t5BH_LHnWu_5dj7geINjqr9QSlxA2t16hhelvXeWzm43RMRNA5B8ZuPO7b3SBS5RJNwhLODTohzpXqmdHRligGMPK3kEIXUc4.N7emxgeOSltk2CBU7RApxR3es24xG85QB8mAGKtnRYAmq_IfO7XjR9JXli0WhyhDi.O8VW5gpu1XT_Ko_KYr_gAWYBpSBHn6_2hrpqId75iFCIFMVaL2MAgFU1OV3Tspihhpz3DN00ImddKAOjrG1r68JCO8PDjJX5tai3DAvkH6Lx7DCI9rJNZPXstcURQbArdmcE7DXq7S2FQFiYqZRaDGq6IlksrXVbMLlQjQeWvCu25.HUs21arNBT1hFjKrp5j5o.EyLGgmCjWPwKrA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcea2aded613b1';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\/5128690347?__cf_chl_rt_tk=pzyUPVnkznQ10W1lXGCLgB8QgznKmwZ.GxJCltQqriU-1739199059-1.0.1.1-bV8ItQLUFhqX.0nYObqHY_6djrnyTg_2IOt4NsXNa0s" + 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