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-819166015282.mit-edu.top/post/2590148367

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-819166015282.mit-edu.top",cType: 'managed',cRay: '90f6319a3cfec5c0',cH: 'hIe6OxzESiIaRcDxA.ghTaKcu26U6XkSMPvrwdQAPnI-1739128585-1.2.1.1-Y5tdcaRMkhRa.Zc1OeDTiQiov0w.zZjw1re2CbZeGkWwDSYM_XI.qYYsnH9Zi.5t',cUPMDTk: "\/post\/2590148367?__cf_chl_tk=qi7s4jSoFsnFPHCvK1Hz1og2rbWoLVVS9KrZQMi3yho-1739128585-1.0.1.1-mD2xLmevnidN7b0RQUXHwCkamJi27Bhtlk48etWCYzI",cFPWv: 'g',cITimeS: '1739128585',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2590148367?__cf_chl_f_tk=qi7s4jSoFsnFPHCvK1Hz1og2rbWoLVVS9KrZQMi3yho-1739128585-1.0.1.1-mD2xLmevnidN7b0RQUXHwCkamJi27Bhtlk48etWCYzI",md: "kFbZzMUAokZL2zgAoifXzXQ.fOJua5CmMQHBSKuiPiw-1739128585-1.2.1.1-GXtiV0uOkB26FcII54baZGyyPl7jH5Y_IxsKz3ucYhVs.27eqjVDHCA9YCZ2fmLztaQD396yISHGkKZNnIhDMYo8nNmxPOfIYBJZWhdKKipbYH59gWMXBFUQ3Orfb2NjkG_NZenegvUcv1rQxvjfPwLGt21ivK1Wmtc8jiSsDg45qvpiFegtEWMyXkUJDPoIqAd5CCNlLu6MaOjLdCwGp0m47icFh0QpE4XS_0Uf.Hu_yvDdkftOtD9OrGiDCkAt2CxYMtP_SVggEGJVAYM708HyKFE7B9uZ1wLV8C._5XHwil0lqUhfpgQ0ZZzXWG1VcwSxQ_7dzcU2LGNwEfT3IhYSgUqAgmXqos2wcSZyO.kcIVPRTdbu5Q1D6_Ci12X3vzPhYdJIle7WWQ3.IKXNl2axUsG64RrCr3E4xHzcmZZ7_yQDjesCdXS7JK72M1D7VShBnyxbPaOqYUv9OXsZBd0sAag57EW_4Gvk2Wp09XKHOzj_kYjtHHWiLeEftlG6Hr_Me4avhrf1AVCVJJkHM1OMEA8PeGr80h.LVdI1fE.oEkFKx2uv0D5KSGO.TeWGMziXjc.QjxtnXX502MJOcmoZQGLKbvupdMc6jg0bqLA6fuFmCnJvHDnkRLXL5i1z83ADWroSms86hBfbOuyjS4YShu2Te8u5YV.Vb0DoviFr8Td8zZkb2gMoxDv191hfbNzIb18e6MRtXpAOhafjqxZNakTyslMJtH8_aEmzl8ULAcYcuDBlB6GviFfLMyj6B8TY6N6mvqRCGiWnZVoACoqBQrC1fJ40sb7wO6VMgKhvcdUmzScNA9WWfLKinwJ0_nBj5dOQv5mFHzA4QYW7AlQLoN3CKxqXdu6CWjgv50Eq7lSNTV9461iz0bCAg2V.Gx2XqP8ocBYkfviCsdGcUPubMdEIjkbHIzZ68ihMIK8QFfQKov8umxjE1hCxeQbevcoK.9XsPwp.rFz2v7EPHXtzWEV4ZyVnCg96lNYS7ZceQSXnlqSB5OBmi6WI6_A0y88K_eupNbICbh9iuITNF41ueacEq4dwjVOXz86TCR1Gqd7.UXTEm6FUS9GnKVRhiuLQUSKNuknaFfKNsC_DBvfsm_FJ5H8Iu2PQRlHI1NLapl8IaNk5hCPjf7QQ7.C5w5YOaTjwrdYX5aYrjdn_ZIm8kY7iGFbTObYnA9C._WoyzfTPlTDCmQ.aUAPt3ibtNORVvuJWyN.0JG4iPOCDY_aKZZR68a2DnBWRIEKkM4.yMq6_N0aoFJ3mc_djpVcwPPA3hcFD6cNSLhvCiFhbKiw.BZMqPddlxjz5ysM4yDI5D1GnPuoUY0iDa_g2fpcC3tTGlZMLCTAAFtO4UHC3gqHPC9XyNbzhCwZEAaxro7KaPjPre5Jy2t5SQMxL6lzojjaSts.xopF3.dJpdhpEZGH.3w_GgdrqIB2bB4okea1XGVQN6KOJeGQBwqopbm3IqrpCevOYe0NG4ByqO4a1I1ytXqsW0m2_k8Gvgvgk_Q.Xd6BE0ACGTCbHsH5x130LR75t.3rW4FiiP0lik7m.sgghoOmwkD3KXkVRLM0.qMIJmd3687wmuC38o.aDxMZOUWxhIbmlamy861VMs2KOe7V3U65vmBqWNCFHh16XgFwTnCjIviuIbZAnoisdBsKJcKuzqUbAxgm1Eqw6gXpQadIpr.U3Cskt_CQKzkB.jWSGf7qX_hmC2JEViIqHJtpBNFgsLO_C54EREZF4lxoH1mFc0uwpD3dxeqC.H.Hj12vY.VcxAF6UPXX7k3dEb_fxe3_9LEQcJ6tEjyvRJccASdSOsO2EB1_1PLb.p5_G5TJJqVCwIU9PeiZ780Dx5tehmBYhhGAy7kR6wU0TECQoawCmmyf9Fyu3gJvENFSeuQYdkAcbAonXaBUEKfj9M_iMLjvPJc7cqF1AKO050sfQtcY4Nr.dJzfyGRBB1kRYDdhkWqwtkC4YvxKdEf_X3ERFA.zQHXl0dqY3JjBVbGy.vhbwEwUIcqOBmnl53TC50WYhujXVxROtT9cO5YlWtu1w66zDkqFrT25LpEOg748XIc8A4Y4o_e5KcFK3SNxRvrdXuH7PZ7gauVOhpmpXvhgSxkxISAcR8lx6QRkyKGwtN98Mf1PQmJDHRPSpfpx0moVKYcKCrdxA9ZZ26xZZY9SuuQabu0249SUly8bDLOaBnkO5pTwquVtzJCXJ.wY5wDr3u9NNFB8L2gBHUg3fbJse",mdrd: "wbKJ9jo6CrhW5f5_Bfw8ajwBDgvbrNDKqlX5G1MhBd4-1739128585-1.2.1.1-b4FWDj_GcwIbGRL8WTzaRq0TOQCGAx7tntjE0M1OK9dJTQcc7suTKzbbiCQOI4Rd86wlVvF0Hcu4n3HWJ9bhqPS6.AjuKfBWUfF9Kz41.bwZozVNpQCU5CUfOcNUr65fWShsfTDtQ3bcUlg_kQJXUO3i3nAxNeMLv5ussvGpcn6OAklOxQotlwvdb3f0f_ohTliqq0Zi.KyBhnr2xrQGS4pA19jKy2uCWr7H_BJ8e2SsfMXK4ECJUfTnm8IICsqKoE5i1cOm5cLVvza55v9CiNier5_kb5CKQBYbfPtDw0rIOAgm8c_FtZS523K0cbLY_9kYATlY5uLJ_Ekz.R92wfucwIzTNihfiNXIm6k.JjAk5vPgcAaqtIx_mO8wsMYWD1.9Dyhqb4lZEsMZnFiHMq5HqMhgFN1ehtNnAZOkM5Ym1lHHXHIVFe8uUKJVuZnRoeNPNt7FKqho28VCDYz9dpmxkVUq2Kc6bHydu4TIHH5GdVbXyi_Tv12k78OVTpoHjPdkUq_wEMUXLIdmRJ20pNrDVIpqlO82ccARD0nWnfEa56iJrdM5C9DReksuWHQPHDt9kD1dsOgYhWo_3vogNWKRCHfjFvtovUq8eIKcVwzo3bGwVK0Uq_Y8T5gnlDDUO1PO42otXumDCirB5onCE17MSROMZ1NBz63hNqK0zGEpdz6Y_3N.UonYJF15CO7YDq5NaE4Ig7h2lVjjtbZRGcUofRhCtnRUDZx96PhbSdzH4VCtWgOA3wCNuVoVzmgMVTCrqxtGDL4E1ywppPS8wMi0JQaoRyCTicEcBNB0HDtWyYjX3u3DwMNx_1HBpp1X6JNkv.y6w9BKaxQZMsn87Z8v0SxGLJznGU2xNL4yQ5AfaQwvJol2gujyc51dTAgBZD8UF24a0yORAw0VNyncZf7vxzcVIbUQxeoI0SA5iZo.khWmgttTRHQOW05yRk9EVfdq612tnleEXjaFb2zHO7E69sR75QMYEQPZlosJQTsTMRQe1PzFdQSEcgBm0gVpvQmyql8IsIZNS6ZGiUtiwwcxDwhiq8ZNZ0zAHokbqHCr4nMf9mNsNZCu3BuJxIgTCbZTjXwL6tJ3M5caZ0ql91Kfjzzs4pkMkZJ_0nlTK36MAkTYROI0YK_2DOTzDpGiNuw2ySsrxl4GyHiWndRfN7NHq0rdXkEcsMcZgAGqCrKxgDagN7y5SbUpdUbNv_YTJPQt6mjHPgmWrLwl0tVcJf4gJAEygeyC68uS62LjQTr8BpOliL25i9Er0r5552H77Y8m3lHupEHijlvOkG1YFr10e_y24gsAyX1fX7TR6uj.S4BHCuIJy9pdLa4wjWiZ3BKc9AM.XtchSP6Be2sNhzVShGSVaiSErIKvVeDjhQh.fjQhvJ16kU0FDd31CV6n1xb_F1Gj0LilmxN3R783fOsO4WAKuW.ondLWcj7Z21P8863iHyTnf.xGAyMZybUICrHE_eivQ6dTuXwoBx7Fbh9AVL_piCKq7YurHjrnrGVXElE8KulJKD4OYCCM8L9ZY_V2ltfM1yELGkQ1VgVPY7LsMSDlL2yTglD7z417hZYOV.JNYS7KjODvymvjMgN8jK7hZ42YFMXRAPo6oc4MDdjeF37UBc2f6uy7lKNSccoVj0C9yZPzquERY_nKCDm901lTmEPKHoWNrOdp_3Ac17.D15foQ2YLc6EVoR8ZleCiQIXGQ8RGbu5IfLvJzIHIuB9K2sMu7LgmwmmpXKwQvw5xLjk6RNhCiuEcyOqdRvYN5jKoxpfrmymwHzffV9yshB3WVU0kbdQYsbq3in3t2IzGsIjwQ1mip36VU2lVhUMJ.ODZq0Jr0HWDwAeUetR31BMQ5Ye0pbOuKClrhPX5PQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f6319a3cfec5c0';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\/2590148367?__cf_chl_rt_tk=qi7s4jSoFsnFPHCvK1Hz1og2rbWoLVVS9KrZQMi3yho-1739128585-1.0.1.1-mD2xLmevnidN7b0RQUXHwCkamJi27Bhtlk48etWCYzI" + 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