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-affb9w4b7.mit-edu.top/post/9472053816

  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-affb9w4b7.mit-edu.top",cType: 'managed',cRay: '90f3b146eaeb2099',cH: '0.kyJjEzsKWCIPZBhHiWz8FtIFojSzhCYnBfOOnJPTI-1739102357-1.2.1.1-Sgj8g4ZsVc64X1MRCXS0E_3sFGE6D_Dleui837aBQx.UFK7f5VPBfWS0TAzf8y2k',cUPMDTk: "\/post\/9472053816?__cf_chl_tk=whWi6hIBbh9GGo11ylWgXA78KbIlW5KEnoJv3e.Mepw-1739102357-1.0.1.1-Zjxf1ssTutYm75XtDDSg2AwFGXIcR6PoJttNguKf47M",cFPWv: 'g',cITimeS: '1739102357',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9472053816?__cf_chl_f_tk=whWi6hIBbh9GGo11ylWgXA78KbIlW5KEnoJv3e.Mepw-1739102357-1.0.1.1-Zjxf1ssTutYm75XtDDSg2AwFGXIcR6PoJttNguKf47M",md: "xBFotBZUTG.dOZ8VvPjwcv1JrioN1Jzwrk8FgDUR_J4-1739102357-1.2.1.1-8pcg1_rLPRIb5olPgj7WjOWgFcra5bJESlvA3szX3zyRaUaTLmq.7XX76Sy1F7fsdCwszehy7g5fMnnitBFRGa8IJg2YPhu6afDPpLN6H5rtWsqX6a39H8SRE.AIgrn6zl3_LrwGAY.ce5rC5vkBFfiZeht7XAP3oUFE1ItL9zE.UXJ_lOJjoqegl2f0nWvr250YmuAH54t9uNTk0.UpOY0FNHOC0H_ylw96B8Jw3mKe.DPhoAxdWwCPwdUeHi1PUUhgdQYJfhBD7t12tR5nA67V2T4AON1fSbHxLNVl4uD7jlSlDINvByO31TuXCcpUcpDnJWl5g7SsfKprngcflAULgzY3MmaUifuYDTFuRcG7S7UMRoCeUM1Gisu01CXkcaiZd9shk6mzFuaBsGTsZlMViE8cYRaJqUGCquseuorEHVkVyalyMZMwnc8iZmwt4WPolpcinvHOFo09O82Fcn9ki9IPutgpWBQEUWvT7P3D8ys9iGDCjFeTOBjj7KarQEX1ifTBK2v4aJgdFbCLp0qgmNJt3mF4Z7WIxLncC6WjUhg.cgVixLGKajaiVOr5LEZ0LxulGpz690ygJ9yfSpOJONzysWtU7yxYcF4pCwmFV91c.v4gLKWUKgBFsH38FH0JEHdAa0q8PVmAt09nqwAON7Bga_rlKZXAXy.jWwKU8U90h9PNqWP12MzRIe.biM2G5mCjrHofNvqyxzaEkfbrPLlEs6o6.LLXltHRPn8u2FGGz.giTNoFyxXfzgJE7IxuSJJ8RBQP28qpxemTi.abU4Nm7X4Tmd7cVhgKhupBMdY8B6gB2BfqhBO_B5R2jK6RWK4DvBhCsI6IKSVghBxSgJxb7OaCjT3NPix_0g9xMv7yzNmPKEPVwVpba0_jxL5PNMxPeGUGrNcGLmAQTAXHearx66HfpKRwcwuxSAa7d9d5Zsh95tLYTcaca1.KxUXBj219JEJkvtKHlbytkKIqjMW9ffvm.LSb01RAYfz2Z2REbsrQKolgC5hj9jx.LzP.M89dnHCCiZd0fT8JJCPmlVBub_rtk7AW_cPB02VqkYpp8Db1BtyZh1ZcuBtOajhMQX_bSwA0ACAAaPV9bMNVBu4JiDt_KrUd8EDt.o7Urchx9GfluEFQdgPcbNG7C6pT5jV3PQFNSmPVFVZ92AYre94IaNMp5zPGrtK7AL_aeFJiU.S1QVko3sRvj6codR.7xFTMMhMUgztm0igC2D.vhvUWT7thL0Ky6VuJ.CCcPJGV1FmlUYgowSaOEU5qdjjJsMGVZNYnLPg.W_7CyAqh8yUuUhkLW5XkXcEMUV5cATpDq2GvufIuMaq_RPuRVfs5F._h.U27P_gaX2Me33IGGivA2NmylzMJ8HLZeR7v.8EughzwHZaPdZPHGjXRUmD8EGMew2hUoQxsaQc42Qm5KfXew1CXiDlh7InGUg6BPW4PrzFLSf9BijBfWblBOxx_khp5C2pr6PpBlt7.pkWXFvHZFrTL4DsUgbqds5yWzCOfGCdbpmMRmbvlZPNR8oxkfRpgLBjYyjhIc4Y1XUW._b2TkGNStb8IbcjYdjjjcjwxKvm8xY6CygZmbSiUbJFtmln7J7qwmXjgD5t6sytE_9pmIs_Wp5OFXEUlQ7_F7_BNDCADMTh9rvDcj6ceahI5ty17FbtDbZZNOjfF6xvtB_K8AJZX03iUuf0faPIU1jE7vZxXsaunAZTJBPW_Oh6CI2yywrLtec9zzB0cgQg89bpiVVJNjnQti_5pru5i0Qp3FGQKY66PrNYhHopk0LG8UuKdSpVUC1lbIJ0CEQXq0TkoecyaA6OIRoB0fHcBqVmdklse7YoKOLyk4L7pZ7d5CFXfosIiq146E.olM7kCGVPl8efeHf1tmXS2R_EU8uDm4utfEdLRTlf74Oh9.fGJH2Dvp_TvzHPCtf.x92SzPzXoRzSc2nFqwA3JPwDcWdRM2yBNzVACW_l3ywht7cS9x8_24Qmnmxt7hfzNcbyOdTt.mqYNCkyKVha.MF0HLDCaWkYmH7CliWuozN55yBPJrFYUMjzhSpaqbr3P6YI9hTst1XDvNUpY48XChAo9_Kx23vvPg1pBloDbnN_aKfaONCMo98JmEgB2VkhK0JocA7RR9ZFNzpNqaZupwW4xeDTs0OOnwSvUWCmrCqxicDrg9zJR57Zbn_QkIJK7oK8T65.WLmZwrZUBYxGcsgja6DIiIyMrUVByE1siZ.Ly",mdrd: "kqUI_EdCoYBBeVr9SC3O0LunVGlkeYfgYS3oAcwJUb8-1739102357-1.2.1.1-viL.zjg1ajQAjB8ouiGTTBvxDZMAuwfOqFdxWfZ8d6.55JRhwq3zWq3zXBguWm7dYtbNKSucMq6y9ThIeEcEPHu92n1mpSOleIdOIJKKm12LqSwj2df1IUNX6txJQlD3ar75gp1PkhA_4HN4q_BaHIzQwgbX1C9xcNaKhGIv_CUylPJBt_9QypPxSpheDIt2a554266c3GC24yHm5.loUuWlAoW4dqaAYMj36eTw.Kl33CLlCuxwhDWLl9cKmlYchKYoygPxUtVmfHTC7nZBLKzRvFCoKatgNncyOsVz6Jdzvx7O9gjy2K0mRgh2rHQFYJ16ItAO8oA10GnDFn60U1kVocR_qgHUj8RnczbYv0SVmbcKbAuRJlHhNKSCpavHRTWH6H_8n0V2aclr6ap5yNo.BE7fL_KIpW04XCLI0cxP9u7rkznYem16prHwa2ichqMdIJ7Ly0LdJjQVE4KdimGIwx8QwYAYkkkCaCJNdifdj4DAovAhRqzPxtjF44LOxKVAyP1312iXwmNRWThfLm8ulalI4Q1R1p32VE7n6BBZt.FrYk9vefPdc1w6G6vCIBE17yqfsD2.cbZCsclwzpvjGBz8r3dEyoX7O.3OaJQ_nGe45vkzH0GYJQE5P7TI4hi3AMLjmNAUrm65sbI8uq0NsG08pq9LfbqDX_SQIDlSb650c9hvggAt0QJq.rOB2j88PTmlMFFxRe11LzlCeOXAZeMX7UoaX1vnLG0DGQsnf4jEAF8uRX6TfmFJTpWP.0FUCjriA3mTHcoluSN2aRSLnXj7UTdAYe3eyfwoG28Lwgu4.Zvb0L8ZwXBXaFqePlYhFmiukhggluoUPoL2pHHkquzI.Ea8gLneCKa6LA99fSSDWRN7RzWnm5Ggl458EADYnx9OdBWeiP6c3NbKNy6OHoJ472dLHAap85YdqhDUNHvSoBJAeU0D1TfJXkjdAFR4IMwdGFOu9FNlkoivVzBReGJlefDBoJCPuEY0eqGrJQtNKynULV8.ZA.9MQkotUUwAXVBwqgMh4YwiWffZIk4XvHY72cjaOOfJV1GUFh.Stmx2x4fdtfntbH8wZyo6c9Zpo01S5LOuRV.JLg0d_HbLnVzhVRD6YUdNKCYYIl2n8WEO0tbThwvP70UqdzHekr4B3JrROZPHk927XkISfRTZ7famvPG7owScSFbKTbEI.UvG1e7Tojc9AyCY2j5Z2GVYPcrwOVTseVdB28VzA8ohxnPJDfidpPMj6pHD2SrwYzl0ZxtI0JMFsJslTRXFa7lv_RDbLBaeZvygL9_vcPDPBGCq8O6srAbDbiC01G5BvYWYTXly.YbVP3leFHTyDEn_GwLazUeR8B2SCWqy4YYun4cHAD0kZzTWN30lo6t566CtIU_mXQ2ONrG8J5vQjP.EayJPeKek6pi04uXThWnDSDc0RGxEhpcWnFhWHJjO_B.lAgU6WOyANyH62vrJOSvPQMkd1D6jowyCFHEMxErkmO7iOWJ561rGYg8PFj13nOIDm5.dhoPQAYV83zaMT9k54g6E0TEeHAVXs8pueaUw1pt_0AD7Hy4IceZ0FdxC80aira6s.0hSbziJ68sIzDVnYDAna.HpV.UFX_PofxmauAtow98wODSSgw1mD4nITDVevTxBve.QfLt2KIM8d1bCiDMHW7fMYvKwByPysIBSAZLW2_Q8sR.VD4KzH44w2XMZzzP2EuKut2EskLM5D..aGmvF2AWuRN1TSXa2MiT10vOESieG79mAdCvtdvVKzBqMHby.K.R871Sq1aZuGkWlc5ncMzpNhkl.7wf9XNPTsr8A04Ef3mBdJD8Mpc"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3b146eaeb2099';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\/9472053816?__cf_chl_rt_tk=whWi6hIBbh9GGo11ylWgXA78KbIlW5KEnoJv3e.Mepw-1739102357-1.0.1.1-Zjxf1ssTutYm75XtDDSg2AwFGXIcR6PoJttNguKf47M" + 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