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-018518343558.mit-edu.top/post/7496835021

  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-018518343558.mit-edu.top",cType: 'managed',cRay: '90fb0cbc7d37576a',cH: 'RPnXTtnAuiBFuvypxihk6tNTZPHwyX3VCUnvSNCT7.w-1739179504-1.2.1.1-jMmjd_sYXbNiNImyyeIDdhrPBl1We2RmCvmXEAjKoqYWUL2JAOOMSodiDvgh4FFa',cUPMDTk: "\/post\/7496835021?__cf_chl_tk=O0w9f8hV94VZQ5Fe_xVaX6qscMlP.tCMqw.XeI0Ru_w-1739179504-1.0.1.1-oFIJZ3.CMoSeEMZK51sUVwAX28rZS8H5D6t_cdUV84w",cFPWv: 'g',cITimeS: '1739179504',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7496835021?__cf_chl_f_tk=O0w9f8hV94VZQ5Fe_xVaX6qscMlP.tCMqw.XeI0Ru_w-1739179504-1.0.1.1-oFIJZ3.CMoSeEMZK51sUVwAX28rZS8H5D6t_cdUV84w",md: "QfRII9NaTG1i7YL38xqvwmK9gPptV1Tct_9Vwigwvco-1739179504-1.2.1.1-ouAfwkEIGe85tE2i0dBIvxD5P._UKw0_GtrQ4abXZzVGzOrWgjxEThUHUblAs6iBiNuys4w6vfDNqj2Lz28IJ2lNkOdxdbWJc_rL8KmpwNEyyioyhKfPJL4.yxapUQM3uR3Mj2ouPsKV9_1jt7LVzxE5rSVHqCs9S8vQaTuvDFnjAQxh5GaoHi.2iwB0EjsFlAdzokSjlPJqem1sBUqQQhWg4j9w9_zMQ0Fpa0Q9d_PgP_6ia3F6EPRWJXCKF7jp4.Rx6sdNPNk4h9tVCtjunYv_7YQ8gYRc3LgP.YzZJUeUCydNApL8S0W1um9c550nne6tf42nuhLdJvPbO8TeCTpHdM5J7vmU2zkY1qV8QLtv_EuV.zO7nj5bhOiPsU.ZojKvmL0TckaIWnMs_c3W9bKn1PiQSGObo_3YGE6LAlRsqAYL2nzksntJF3TxPe.FbqI0K76IhPhrOkc9IXOFEp3xnsaFOKrBssklrEc8wvRciWfAcpZrzxY5k3CEVzeX4K.TlFCnDC8E.VaqJlze3qm5jmHNPwLbero_ndP3Efvfpc9tng3HlwY.8cltVVs4RWHW3lb4zymqbxQ3u_w6In123YGOvt79D5jURg_DpOVznr6tEFnk.wJMa.FZmqj7aH7.2ADpdaJzO2JxOGSOAFiqCxZBRdu6vYOf1jc6nq0cHSl2zWBWxN2PFTrmoWnx5bIXDjbvzF_GRFbW9KBSDCm__Kp8DQAy_bXP4kYRzBR3xVO9Fu4tryrSW39Tp6rkpYKBc_gsYAgXzF_PcNAGyj1IE59xasz_PMR1pdJOqw5MWZeHAMccVWmPp.G0rjKp.xuAA_UXs6twdBSy1qRo1uy2A17LAkKLPRYGfwuMTD9xjtu8jBIio2sjk_fhgGgekMj86.wgDvYkNauYgkbV_SQyBY4IkwxG90AnigZUrJsghv8hCU._3EMsJZs4L.b7hTFhyCZgC9sFWoT5pLgtMIakN53tGbzCHPjMyVdhHZwzLqUgbTqQQ3HNO89vjMe1jLTVXEkkjpjv0cvch_pOReizYzDE.ZDLfg4zIpq_kfOV3eM3McBjnWex9l5nMF6KMFIglW3TeewQNm1apnvjfffnsva89EsrjaJIqxf85hS8o5Pagjcc0cV10GDnv7r577W4mzqUMopQi7UoUckBXJbhP_AxsXRkGGb8iy0Z9SeKn1eKQKHkDpqOFRlqLTkJW5s9Q1thoZrNm_lrbmQojU1fzYPMElD7DQ2N.EDzODaiOUggecC1SDbkXcI88uqyBW95kZ8ylktgnEFhbunPvSb7eFwR4ziD4gyzBG6tD86XhXxaaYMFKdwYAMVNVQ.s1.jZnrdmXzvC.XqrrL87.jxUcV_xL9wDwAqMbgOxTrBaL523LdTsyguZAdv8hDVGDX2hp_0yPhQ3wePD.3FVnTmAmPW_nfMN9_gS0XkF9DrbLGxOU6v1084wWJGJW5I5lMR9Y2rQ3Wd8CiOtSFkNelf.Odzqty6pmNQxp5nkOFOWxg4BP0C8XWuy1gHnrFQtQJjmDSUy6Uf9RHAtjpeplKGF5S6zMkfQ1IQXyO96su9Pmob77ANRUN9C9lDbdn3SzEemJ.3ivZzr5Ihal1kOBsz.FJrx7u6wgr2YvhkdHOkje34.2d3bSPIFNgsLR7_RjHSqPRJ_XwreHkqHu_NvC2KLT7OqGPX.D5dqJXTJHcbk7v29uW7VcCgCnu3Wv_zzQWcl4lFbXVP2us44JfrVHHGf0UPdo4Ym5KgGc9iQItHLXZQssbuO.6b158G._DxFC8xP8LMohiyb7pwok80Nc5wVj7sqEq5zfp8QirTHvcGBdQcdcTSOYke4NKISZYjicak2upu4WTIe6kgKPXmqPLCU4MQsun0Frxfu9cALlnSb0lBM.Kj9JKRrPxx1Fn96m4qvOMhl0O30cTFcMKTLFMyqX0AOMBZzFuIIy9leuok530fjeRppRo39kA24Pr_Kh.zdDKKalCRllbrslULDPOY7ARp3iO9zzvAoMovZV10MeKdKkOXIJQc1zfXSVujIynZvHoGQJnMv3ih1v.aMjUfRdsAcoZUi0xnWyylOikI7UiSorTrViR655M3uImXNdplWwBml8voWb_rOu6ql8LRFCQF4mqhm1kr7PcObW9.LGpN3eiqYGsGaDoHgGsPQ0n80R3qp8h4tAhy_jTj6Ii4fx20OWoYDOPgW2xPl8rkEYYvn6CNlpFqtUFEwNFD3",mdrd: "Rwk7zN1iQUXxVNolTZzFqa2azkSEpICxhPDVtAJoVHI-1739179504-1.2.1.1-pTe7XRFZJkdt67eqZrix0Qy4OHS0xh5a5DTxfMVg44dWRa9z9M4EP.ecWV3VG8Y_B_KZxsUyR4RrOg792XFNniaVijZUcm34G1X8hGqDyLkg_RPr967fezzUpexJLZTufrtUmV6gp.OT12FJMWssoBT.6Q1G.SXmYJYeROQ.YOtaMygoozlbI6C_J_T1Yd0ciQDx3NTyvsBeVNstn87ilvf3CxvfnDTPx94YBSGSNoQvRQ36ek3Op1pK8ipYo5I8szONkVfrXDyVuahTbM24kg58baWl.AOyBmaaSQbqWlmTpdoL6bOa7z.YsGG7xvLZQWwX9CLuY.rRSN7ZW1QuuB2xFu1Ko0Ey6958HzJYiH2Uue5HPHNiE6sDyVegWuo2OYmuC.s5vj_0KkDjsjS5azyXLdyrT4xNRE5mOIB5QdIQ8SuJcC1GnymjLZPpr3MX.upRnF6FhRX17R8Pp2P.CVWZLUKKFPg275n0oK.mXyWY_C3INv_wVc1tl9StGK_iLvo.2fRz2ibEBUCtEgZlnZ1tv.s4W1eVtZuDwYoZPlu3LPHNvHxF8sOgOQZStEbyDe706wWJI5EVLJN6jZJbVScW5gprjh1puZW7SyooFIEAXibhmIPS3R80z7Uzb62zgwbAi0nSMpMyBVmiOmT2jYUwP_Dz8WTKdlVrSTFlZpdPElQNFoWxap3TnUj2UKERS9y7KnORhekX_Zg0BYhw5VlkDy9.jXQgQebfXiVhsjnuHsA7F62Qlwgfapxy_oGjoXABjLjfQqJTxWWMRVbrE9MPNfWh2gPh7BNqMObWjmDK4ZZix32meJ73HI.GZ7svRMlWXNNgnCSE68ZQy_xVW6cS2GZ4uoTrDyFIb.U3nElEhMjUKiLxSNY1gIuJeqx_T5Hzr5ZVCTz3j5lqKfCoooyh1zQ3CRdtk1P5R88Av7TM2gR7aPvphrmFgsjJXQ.RWrMAgjjDZuzrVO_LZvFXU.IcuI34BGbwyfL77q15bADn0EjyoX1KNwhgl993asKzCZXkvHJcqb3PW1ChkyLZxsprCf5bV.cM.P5ueb2dQlL_ar6jiK_SA.MOF7gvW1DJ_d87KV5DcxZ0MMy4EIy0LcjWkhgGkRVXOkf6_W.co1l5vDx2VJax16tO3jUmjseqregk5UfpKMbti9rmXSgY5HNyG.QWLyDeTw1GZOwl5CYMh8hRWrFEdb6iWsNhVhcMAmy.arzZTk7EOFKjCzFD9zYggn5yhCEajDSEOz6KNYgiVELVYmJD8Gwdy14rxqfJWrJY5lDbHE4Py8Vt2WeXNL1gAFIKhQ.k5CbbLsnq3qNK4IfqGppHBoWXwJG4asZtsNN1L.ANhu6ZYDTE2NNTDHQ5gZj7zpdwLhb1QjUCQ72kCAaE1ALlstRDSew_5VgxZp5seK4FdhGg.o5pRuWn.BXhvV22AHsy1jCUZtVSWf7yHy.IKlcQBdLxUzEcdyzegtWLt_DCGV0hcQLoep3Yleia3bNFXvriEJ5DritTU9NavQN7lX_tTktXBdl6Xq0u.DxuVDSap1hXmUKVKFj63RVAKWUw1vYLptLQH2qK2wT8zyT1rfUjH2M8I.sR1gNXZ6Q1bSRpTZGsqWpJoMQxd4pppoeoCxNijQicQWMQ3RpnCkkyncFgIsfEXOgwYdbk_Ek09ssy9Y9eFS7r4OI4dcIAQdc4vHy5IXabE_pTnkn7hJszNnywYrHUFBO086HYGAJjtgGAhchP.dQuM_StG4M7dmh.S2PUQMIVoef8Eu3GWQ_28NrS98oRg4QGMfx56YRQcpX_VZ1CvjUzBFuaLMyfK0Xg2aPBhRS7HNWJMlo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb0cbc7d37576a';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\/7496835021?__cf_chl_rt_tk=O0w9f8hV94VZQ5Fe_xVaX6qscMlP.tCMqw.XeI0Ru_w-1739179504-1.0.1.1-oFIJZ3.CMoSeEMZK51sUVwAX28rZS8H5D6t_cdUV84w" + 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