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-120152114072.mit-edu.top/post/3958147206

  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-120152114072.mit-edu.top",cType: 'managed',cRay: '90f376de1d9905e4',cH: 'D2sUc184WJU1yMyj2.cJMJPkGN9qYa6hSP50xUFlrXA-1739099965-1.2.1.1-lLxGEQY3PFp0s4refWmbodB_..4Y_zFAkBcb9.Zd1PHpY5DX9xckBU2VHGRmzUX6',cUPMDTk: "\/post\/3958147206?__cf_chl_tk=aAodG0jSH2Wfty9YbWP6midirvu9LB139prQm5lzzII-1739099965-1.0.1.1-kq2m_9Q__2WgTRPmNiJmWOOoribxi_Kngw_5SbIrRhs",cFPWv: 'g',cITimeS: '1739099965',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3958147206?__cf_chl_f_tk=aAodG0jSH2Wfty9YbWP6midirvu9LB139prQm5lzzII-1739099965-1.0.1.1-kq2m_9Q__2WgTRPmNiJmWOOoribxi_Kngw_5SbIrRhs",md: "DLfFAaAcFdxhQiH1MGSF5gd3OfZiP.QXk4hp7rEV.Tc-1739099965-1.2.1.1-nq_aAeB8fYJwheDl6TaLyCGPdvpy7zg2513IZfrDUd4mbDX2bjx3zi02DZmtm.EEcdU2LwT_aJP9.Vz_NNfymjTSv59uoz5wPi4gyOwp_uTRsTDFh18TflJihbb04FbGGECjul.w9MFO9gkuX5cjJVof32n89gjZPt5S9Hv0sTDDU8JiQW6gZTKpkTxOhr17_CQGHyPnVEsQ9Y_DeyGa4e84xR8L6IgKb6C.ffFNTWoeg7h4DrChHupNX07X6GqEcF9Lu0Dt3FT8LSHkWLGMbsKUt0pbrcZRlDx8KVqncXUMPXonCKPBixXuvzaEYGdyAdNiHY6.AafJ_0F8HvP8OH_hHXCNXHSmFKH0q5SO2GBQC4SkWzdvU8BcN6PFq.EwE8sRFCLmYyBASLRq6PJimZoW2vHQ39UB3a8ucbClCXrfI3V0OBXXE4OkXAVgmF8_wTUbB8WQv8DAcd3v1FPcO1wavWxNloB3h6AdATrGP_YfC6mXV3PWqG650MxfMYfGEqrqYDvxv7hI8tMq00G20RtMHfaaM1iIp0HwXgIhJ8VmbyOPo65HnNWiyToZiIW9PqYwtLDDbIWI5Nt8OT6HscHX2nhpyNmiZO63iSV230SAU6qf.ljakuAhFBwdSanj514aK0R2m2kU36rDtLVJR7QIJcWOY6ZMitPZMctIciiWUaCn7rC8jnBBQIZ2ertViZKUQr2Bzt78.OFHrBP253LfDkEWAhfx8VCiomv5x9PpQBX.ijUETsKCzSR59DJSiPxNo45KwH.ixde_vLTslFHY8CGMjeDkV750Vs4mFZyvyP.4Z90SNKuDC8eErbkzUiF2WQ2rwLFmo2CEG_yW5Mj1kvprvbDD0FEAiDcAhDYHHYo7b0yh4hzdMuLBEIGdzYeK3Ms2pAPLLMGgZ_KtZvcbbU9OhF14MeMS7i2frpaSm2qi4Xk5ZDXXy8PAjt3Mo9f3fK8ndiAlz7hAfNh8GpIsl.KIWa8hB7Q8m5eC7PiF0PJx7.zfrOyJ1BqqCeF7v_4yhU6AtueAPxermq0sHUzZhGJ7aeIaLY.admuVb1w9nj2RiOQeG4QuUZ3E34S3GCnVNbLgIUH1cJCwsv0L1nzneg5HY_mpMK7Bx8DJB7xzVl9dV5RFWK9RC7uAauGGAbAsiEPlsPJ5zS55762qFvYgfm6yK0ygWyhqAm8dvFh63AGMeo2oeH.caM6w0spqlzGBYb5rGUx8wQ6uN_ryq6brqLubD3hOwedONVcN0SE18krQPHsVADEFFtHMjdAXyiIEhtLLqMPRm4iacqq4IMDxxbFX2K6S.MaME3wGu8qJMNrqyW8ZvbGmUYnbFipe0ObT5g50sYSrk.sxmKXoN3tnMzXrnw7iakZJffhKjLAuVG3TkXNfftlahEOw2FMpDt6ZqJHIsKcsCqm_ehxLAksXDgHQIRnOAOP3N9YRYKiDNi0skoSQFyPNWwnp.UTOTFZjEJBHxaruAnfB20j8aWKY26p3DlFew3G251AyJuHQO7ZgD7N98e7C7L4fO325aHMU4BFvz7na_ZAVaRMWkLnzNVHY22XEqVNjPIQPQofaydM2D6H4kLacNFbo14z_sXKlRgkqBu0ra7Kha0nMGkYVqtICSzIlgiXbTl2XL6HyqgAgVBwDdKLUePffXoPSSChF1UWDCL06wRrYaoMBSJheuz1uRfrKdJKHHnWfJGZfY1Ar5UQj7FZF9HhSlk0OZty9mSzf8dojFueYOWYb5mJ1j7j.tDxPVMjU5YIIfzUTIeYpVuMCqCr726ixpzYfvCpzbwkoXJ9KAZvsVLgEHxH8zBVMBLvg3uqg6O0fszObclYGcC587WOcrSuAVSiEjzvSvJWW6fxLkO.rd6WUFvmGySUEnbLOxiE2F9mNiUf.0dvtliU9GBOsyE391jf2oGePOVQUMiuIWJDv2VAgKWDq576k3ieGbJBF36C30nEfDKSKT_q4NWeuMRa4Ft0IL3bN_poFmve0Sfk9XwLmqsK21n4zsQzxac8_Pm74WVyzxdRKrvzNrahs816JUGsQK1AhAQL3xibBje0b9iQAsVg5AazifCiaTkr1dkW0N_h5CmhYUO5ZVKirzOuE06VMtKu7XPTSS5GoU5Q0xqq_1Nz_DhiWMW5pbQyPw8Ui8G0aAKiS.htOa9y3C4zV5FRD6I69V79wwLml2WELWLftnP13LYjyC53leiNSh4XOas5FpM3XMZmMzrunNlaaUhLI",mdrd: "Ey4TpR63erXwLvWjgcOv16.HPr4mo6L9owc4JIT4yco-1739099965-1.2.1.1-Hw0oHfO3aNr4mHmnFeCKc1aToAFRH3Os9evkQMJnc_QskI3lyd_AmFxcG6zGz.Z33r4VLnlp92FNdIYVPnXapqQE.UgxJIY8Sdwi9gBCO43I2mIUurdB4Ue9AfWxEljxTnRnPRAFEjzRXadxkmA5FnmrUma4ueGd781j1VYQ0R1.xAAY1Quuazt65cXtlBVfDKUdKDdix3_YxStzZfUSLigmL8FqgHl6BUxT1mHoNidTmOzFN6SG2_LRKFBOxkljYm3GbnVy5NbMZ0_KJe6MEKbCucEoC_kciqVm3ustLOTqzIKrTnybuFsGoPufnW2mrUOmlmHcU8yrckiUFQh7THdyNDLnixClF9MZMId7exmO2lDKpGVW4Zw2ci9test_Idw657uxOprNCyZDQsNH02BTpd4orVriZJXQRmTsOBfPmubazaDVENjTvxwxAJTKhb8jKSiUf.SD8vPE9Gr2.xxNFLs5CeF0ArYAsUDhCfOhPmHL.wbO0JSDfV6fR405NBPMVMM9ywdwobU4WD_Vv_fVruOeRdvhgC3N.H_hDGEWVVo6v9Yqvq2O2zHx4JVUzTVNhbF7uM8Z6MehNFY6tXjRIbanWyKzi4.E3nfxP0xewCjK2HzVXcpm0s_izPMl4sBAUxMH3yyG5VvA9oIV0UOdxi07ZgannolVeAloFPOxAOYn84HApb4Ru51b8r3ZQbrx6gR_vBVCnn976tuNGyuXuFUjpZNB0Lkq2NHs.uVAtbKL05jISbe_s8dMwnBr6kqWcOAN0YhT80eaeQy0R1ugewn1W5gnah2z6Be_v6mpPG.9b6_u2_SM8fyawt4_cooWnSsIBG4zW_V12.qaRXI7YhwO7N2Y8W0pSe0YiQ3C94Yb6dXU2mjpOW169oP6JYW02ZLTKQyhZySqvFgGOytWw8gskZiq6LIsHsGIg8TuF7r8zzOq2iTHMKKe1v1JlPtVgexHbtUqoTfvOVbjvdkBcVg4q9sG8E6mJgjNSLhOyAEvRCzxLtVEVc3uFAx0em.c3OEYA2.JuSF03Ht9rLVWZol_qA0TbgMsc4bwS9X7YJ66IsYcJjhe0Qe1IQw3oV3Jf3WEXest91dlRousm5T3HvjNu6Ux8zBgnN8Gw8jAJOe2zkqaR.vKVZM_GmH.cMQn5VDBce76oDVTzDu5tbZqK_1qvHvBA0upHFymfh36kf7VwvMdlZNQx6sB3uzWI1RAjdZsN8.rWZ43QI2fLNacdnhNAZYrI65DSrfTbReQVBGg_yYLWtXcZb5ltT9znwFjitughkwr5RTf.QnX8RhFtH0u.Ykm8mcArxtIBU8x.G_ZDLT7pUq.bL3.xGzoeUzoob8M9bj_yUbAkzTIicN0T237hNHnfOQzZC2PD_.J2MaJrIol2aGI5JM6ph7i.YMRI8bhIcwIZ.oKCGKoi.bNC7RHa6GY2eJ8nmGu7Yvl3kV6dFqAxAPPi6nKz4eAEgBa9C4HYMN2sxpSYbCvCj5yQM9Cg48xwZOXKdgsp1aOfzG8o0FvHoDMnmZ_klMI1KHMrgMmjh4sQNQ3S1qiaLagHQ9jXswqlT_MONe9KA_5.TH9.WteyrQMD9mXtFDOXi1VNbWRhSFR1DGM7RgbbbhwyvwHY.L42TD9yWb.IL6IspRx_WL4Dm2KCxxR8OU6NvAVl4QQwmMTVd_HDShFlQyNG11GWxKXRzl62aoMOFHn65Rk1G2WjKd4lNeQ1KN.nw_vAaMxawOvX0poxq1CTVjSX6A4Tn5drkJV0r93Zee9ml8CddZ49CHurM5U.3VN1LaOLQqu3RVjqFIulqQD9YDcP6iEYH70ZkJVWNFceb4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f376de1d9905e4';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\/3958147206?__cf_chl_rt_tk=aAodG0jSH2Wfty9YbWP6midirvu9LB139prQm5lzzII-1739099965-1.0.1.1-kq2m_9Q__2WgTRPmNiJmWOOoribxi_Kngw_5SbIrRhs" + 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