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-179443284482.mit-edu.top/post/6490821735

  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-179443284482.mit-edu.top",cType: 'managed',cRay: '9109d47feaeb879b',cH: 'ry9Ic4wsPsJFSEKedpGcgkMEIKznyGhHcuwKbRoVO.s-1739334487-1.2.1.1-g7st4oGwl8wmUuRhdAnAFgn5FmYMI.DQ44t.zpEOreHy274sYxkRApVD0WJGQbYv',cUPMDTk: "\/post\/6490821735?__cf_chl_tk=b9NjfZBdJg8jhDW5.s7vfqN9y8irzI.vgCnen5l4Sog-1739334487-1.0.1.1-PZSSIOnp.dmwTD7lC8m0y86s7CBiDvipyLRf_nSN0pI",cFPWv: 'g',cITimeS: '1739334487',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6490821735?__cf_chl_f_tk=b9NjfZBdJg8jhDW5.s7vfqN9y8irzI.vgCnen5l4Sog-1739334487-1.0.1.1-PZSSIOnp.dmwTD7lC8m0y86s7CBiDvipyLRf_nSN0pI",md: "SVNVprjg7_i3BEEVGa0EbEHZvaoin9GgGRP19xqtLqk-1739334487-1.2.1.1-0sNKNjvEK4Oa4e0UPkc.u6rE1z8CHWz1Vfcw3xsbc8PoKl9_AE57PHB.P4bJ.lxFR1oODTCbKDdPG7dwZD93lonVA9GBOZgE2EpCz.Q_30tdzg.zc0rYQPk0OmfZK6.HRs3nJqVZ.eTmMWBbU.qirzQ35PLcxOGkC.DZC7D1QUVxfVHzxdXLeGslJAn_RvE9HE_82pvHpTuSF7zR7JQVAocztMejnsKJm1XwVfTrRbNnmFKltg__wTKceSlLY7KmICflPt4ONjcBxuzv1.V54fnQDc3YpDJSv2N7aBhIJQcykl4.MChbY2PJ8J3QITfHsRgSr5dsv9WpveQ.sgZoPHOqpYjoa8YQowEZKYcXh2XqJz5050s9yEk.VfeX6PDnV_455f6c3MYYvIKSZ49WRtOA3eglac1ny9m12Ly0gAGrFiVbSs3SpkEcr56oWQF9r4c92ocaDp2OAfn8Mqj06Wd3.hV5lU9jCFukIClJsBNW.ieVSk4SEh2m02fEE79F6isxPZz6B7QrHx28pixaby7LVD7HMoimYxPnCY7rKKqy7vPUHg_AUjpeWJFPcX0qhrpgsuw6RQ908ll8.2XTLgPdQ6rN7ILfxCETss8.D7gj86n05uw7I4T6vyKViOsAcHGfABeCfNIZ04440tBXtt1xH0gkyGQFTYgcL8Pkxecv9e5HWDecpvjHbgFKO7eLPeBB49UIClxhkPECIzYvA8WybA7yXxDaNrXUkKrh0E3SGF8c2pv7uwZETvegqgchmlCHUlkGQiLSHkj6mO0zYroytAz8HmBleqjnPybohM7G4P_b6Q.Z0AarPRJ30uixMRbw4aX_51ixsA4sqZb636DuFGqqeYUpG0aiyanvfDnY1UK7sARHf7A0CN05FK6Ew4cCq7dlXJcn39SF0Ne_dQ0dzgPxWa1MVS8Fn3j4YV3suxIty7Vg4yx4smtTtmfpAGYxPzHFD3rGMSmYwx0TOkZfqBTJn9rbWZRYoxHrPy7gK..5xSvlcOrkvxT7uTCcGJLg1uZNgZrZ2FBbr9B22yx_3Cf995Ir1KRPhhvzpYDdY6LgJYv6bGqcfvH16flEIb4GK_fuiS6KBN6rK1KBdFO27r2.Uirg.1VFDYckqWuGpsH_Vv2SH_onvGFhNwSBedGg2Z5_JYmvBGNA5fGuvhQeNd94v3oAHWnLuPMjixDOwHlkXnqWXn0CHbHLJbi_0KgJ_Z7c5I3klh34IzOoJunmXj7SvLlt7sTlhOgBWyOhPUclG7oG76bQNdMqUP4zq8mMOnW9AKOBkhv24j0pdsGzv8Z0BgqENBS_Gc03k1CjkGDH3gwoy2xIQJHlE_8XF5hWuIPMWyIfoCUOSASQdnoTc2lVJfTaOr0Caf9AmpRQAy7rxV6O.Ntky.hRZVJVdSvAd.sqaWK4Rqvhi801aVeZdBchX0CSAY14G5ajZsD_VDajXyxdZG9fR9lhj_yhn.3o6wXvpc1.PtVKjgcGIbRiR7OQVj1qnHzgc9Vo5Oc16PDYBbxY4r.2AQmA3sEthFvw9j2.erf0dDgdmpcIWM7Yip3ulff624MBxISO5qORp9i2sevPDqlpm5rs584myOrGdplTDoHW1TWafoF8_UQtt0gX5Zu.3UfNriE2kbQs16afMLE4he1oTlND60eIhDOl3cYxcz5HLrM6PiuAZWBObj3oIAb3Z78q2XgWwLLT8ocwcBCbXwEBT.vKw83pIpuj6jFUV5uxH4L3.gotjqIEMLXVpPYAwnEfKT.LoI2qkoFRUfYiT9ti491lwsxyh4nWyWTbcFiOmSf5YOygKSnTFp7sh4ugB8Zmd9jsq2GugIUfyqFxtYShK6zTjbnWMy9UpAmU_3D4wyUGPPFA2GAbA5.g5lWq6SCI2UVH4LFbbCzYcEjtSmP_QWgB0c2kt2H0WkXpX30Cgn99q1pfk3MEwgeehs2MwIXIDj1sZR_31uAaqfuDVZ7Ffuzy0HS5Rwm1v2JtRdNwURPEsHHdulpP_XDNkEAYdcOEtlb4RfX5euwyhcOOi1n5HQPfB_w7Td2VBuZKcXZKpLa8c4Hx10A.obfRk3WlAlasdpj9864gKvHKcDWs5FKk.bxsUXAmr2iFX9aLgth6oyJuJGlIvf5r407WwUEGdzc5jUNbwmA78ifmsT2f4q.t7ZkcDoCOQE_E.OBGWv__UK5BEo9WnSpjcEIUJMysxTxHG1bez6xcXmT8OmZdD6JiF55d6QYh",mdrd: "p81OVI8kn.qHZXN_7rvPb5zjvhaOoJYq.KYN1Qn1waM-1739334487-1.2.1.1-uCzKFx9OYf_CgzygNyUSYDLq78aZPCH4PSkqstHmHb_IfJ45l2e3GvypQOJCbOphkHFG_L8Cal.7dc547Xt_RSzbX15SQcqEO7Yzc41qcdUO4Kp.ROoYwJzPF2th1i3X6SLvVO46Urs_vYKVaWp2QOepE14oTrxsl9eEdwFJN23H1LpSlXlgMDm5uR678udcAZUnxwGoWmS_BDXeYgMLvwG8h1D4W2E63qF5hMvYdgz7QQpeiWYToeUUMB7uy6SdRRy2OUcLvWopn4Y2F6_E_f_I90W75hMHQmcA0RnSEuu7YXnahmm81vHZNYirdZmtyOCNwBmvrNOQff4El9qDHgbAJ6VhNfchM7U0Ee3kIgrLpgqkT3tE6_BzOAiWdRUeOVvdu5mN9RSUrmchnWh3yM7M4TuYh6AumcpRMrE2OCNpN7MTFeVxV2pZPH8kJOo7zfkNACzLgVcbnzc_vwLzBicFo5g0YLvtBIrRjNXM0NTLSfj6pFs.O2v098F0XrMjAd3V9.9RfT.T0zo2UbpVKtSmDT.9BC3QRYa7k4ZmJe0ajzfftvuAriVKAJvFqiIFLHiPuZ76EvJkYfTPHFG96iUU9USuFh2bX2oHFxaFNjgmR98ztCUh8rmhmlqHHPxjBbI9WefdO5Kob0gXA3tQ0OHg5oLNt3_ZnjPQzi3tU187pkBKSFacqY9yBT9vAYCG6pR7zabwqrSHdEGuQjM12CZlQdvyQT6g_EmX4niI7HYJT7hFac_9QZyW0lNJGxY0P4E9ofJ46wDilzET2_ugak_q4ogJWyB5DlBMddPRAYssMp5BdVDJCVY8xJQUw831cdT0CH2s6HbP0Duluz1DDCluFk.0K.3nC7h_KdPf_z4VR4OwMlDBHNtW7mx3dXXtY4MGuNhFFRPFHqrW80IEY4fOJhco36b9YxQfVAeot6QcyLw4IadcREqnDH2xgflHdwQIwjCLlrDkLWsTcWXJYGxUzYjN4meCZSqY.0HS5APliFJM1yTON_xu.6sL4NjVWjAgAtko.VUH_Q2aEnbnYEwxVr.A3lkjTUHr75PnfUWcgpi_MJ1G1GgMKuLfSRDnkukjgVeCxuaGb8CrYvkah3uPrUzRqunwe_q2TY1b6LP4KMTDBDjJQwipd2nU1ZLGFdnDyJRzVGhQnCN8kfuOqFnWU41G7WESgWLw8tzFi59tgsGrROogw8jCFD5OV7PEkbmf6VOxRv1.LmObHPLvIPWCvD2HiaLIPmRPUenscz4teAT9Wtdb0CRTlKnjpitn.dWbJOhxJzfx8I8lO9JjpOHp92X.PisiJEDN2l9Fx44FsrGqtAstyWwjixE3YUIFxlTR4eZ5q2cfzN1Kkylpc5ElKqrohA.S4eDWpisv6yRJ1EkU1PV6LJ9tU3O..jN1lvchyr.kzJQyVPsWtJ5L46hyuSvKpGDWHtsJwDucazrt7IUrH17YsThgc_gR9w2Df72ppTGjRXHr6Vd5MdFCp.erpFPU7Ex5DOvvJwRHwiaiXFYOVvOLiecJ955wZOHsdyc6IlQPlaHJFqUCEkmZzWl954XytTMeehHSJJnL7Uk5GD_wcJogP_sHW9VBMmah0jfRcEyLmJHSbjTe1ygx5Z4tmzvCNCv3ELPZsXD45V1ErFEsUFVK74.CB9vHMI6jfR8kGBks.cGpX1TSj2p9qBV0IoIXuT.fsEOoHiLKNMdq1N3cekkWWCdNLdPrqXpafZ0bTpd_t7A0_IX5Wrcoh9ToZbjNtuJvPOsgeMey0Kwo.YCVi52tl85ZJahsrTyaBm71_tLSKSXOSGxlQZ6zXshDal6fpHOwtTWZA5XO3Xo.wYAyTjy7mO0iHuvKyTDq"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=9109d47feaeb879b';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\/6490821735?__cf_chl_rt_tk=b9NjfZBdJg8jhDW5.s7vfqN9y8irzI.vgCnen5l4Sog-1739334487-1.0.1.1-PZSSIOnp.dmwTD7lC8m0y86s7CBiDvipyLRf_nSN0pI" + 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