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-569813702751.mit-edu.top/post/3598061274

  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-569813702751.mit-edu.top",cType: 'managed',cRay: '910f7dc50df2c596',cH: 'NhydkyK_NXWxDlpy3d.V7kQdFnQ_LKQQqHP0TE3tb_0-1739393849-1.2.1.1-G4S1iT8k33K79FeIDY7Kb1uvITCThcuRuaYJOpVPdNsnkJvRx3UhNWyWYUZXmcGT',cUPMDTk: "\/post\/3598061274?__cf_chl_tk=qqYkRjXIn3M32SKR5NhkRX4tmUQU7AUGP7C7QVU.Gzo-1739393849-1.0.1.1-VJever6wHuJuWCe2iq9D2Dj0l.nGtHSfzfF9w4n5uwQ",cFPWv: 'b',cITimeS: '1739393849',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3598061274?__cf_chl_f_tk=qqYkRjXIn3M32SKR5NhkRX4tmUQU7AUGP7C7QVU.Gzo-1739393849-1.0.1.1-VJever6wHuJuWCe2iq9D2Dj0l.nGtHSfzfF9w4n5uwQ",md: "pQylvLeNO3r3dGnr6oHB.5AnzEYpH0S8FRkIHJMhWQI-1739393849-1.2.1.1-a1NA8ls4noUQX03lsbaGWOTyAhHQvE1z86KoR.Zk85umgaB6SYEXIrB8PXa_navZUZYz74ULjdO59E9coP_tm7O4kC9Kh7W.z.uQkr2enUfSNyk73uxzK8aSrwqByw8AyH4IgZrLZuobmdAUfNSiF256HoMLCbN4q292LL5ESbXvBhI.ORqSV.lQedOx2XKJfzwwbWRwj0mWGcTUdLYr.HbdAoZMwSeBybW_rb1nGbUoYKAAMUCFwMb9KW70mzmfTVQo8rd4pTgjblBUjEL..37oXST7aMbZQ_x9GB.L.l6vdJzdhClvRPb8pHIQ_Vnc0vzxYKl6F9qfXEy8TsI5YsvFdsGI2UEXDrnxRpOD.OTiUyeLNZzvM.VqzaD4tbGEYv77I4osDuEbmU6F08_vCGTaje9EHXFYsnLIs1CQ4DqMbqxExyhqFGQWeTl_tljo.8g92383Epnea87QK6rquV9Pu6Lsx8EsqZ01NF23lFl8f5yDmDY_eByGdn5Z5exgSFHOiKMYRkas2o1Egyl91UVHjak_TgWIZ1zww9Q2qyedz6HcNFvgvPj3zGZYPlW7RDYbx9Kvd39C1DY8DgDfG_I5lhvBGQzhoTnJRR8q9d20_4OVbwxalz7hHOMvLaYZJz0.gSSA3HRdsMFfS.CX_RDpPAISzY1hX5cc.ysP5mqfVcORfv7kLL0.MVEqc02QS_CManGTRwTl4Z7sU_YGQ3y97a8HhfFXkE6cmXRyl1s4uGdpW.DC6CAT_OYC3_MXaaGL0EP_y55hwsKov3WcfaCjcsuhKmVQUmMYxnbn4QHaycS_52kA0z1W2SC08B6HTPO6.x2dZS6UAZ.4KdaQORN3iV9OyoH4p2v4iv1WRozWxuJi90EM5BXQLpaPYaPctGJwHXGuQpvGBLxJl9v80.4sxaa6gx15DKV0JcQ8kkGPKbqADT8GVM8KSgvoYbXD9RXhfYTLphYuEfdATmk7v4FJi9CRv_zwwK1o758ur3UsnblTxuF6m2TZBjqa9I0KZPJwUPcfTVthZnPMwsL631lD8nXprPvPFLEzN7cQ0.Nd.yCnpbjsKhGCeLdswX69hEJwLoYBsP5DacLECMwuVZuSF1hdMdzQyJk4eFcO_owRriteRoOwjbQdzzemQCy9ylBt3ydT5Ix3CEQ5oGGX7PUwAvnmTsNT3aPRWFQQa0eYX_7ZoB9.kTUzMgEuj3Pxzq9hsfPlOrLbtDWDi35hEeihToOkxYcX0cZGWdhHv7gpKpYsAJeTgZzS5yysD6zUY6d2L87IiWWAsf1TWyKasPwJ2wM78PnZx1_2Tt1HQsT95sqBXgHgXoP3ziLHjfGmYLsmo2YDCX0Dlmu90YTZGHT84SkQLElg0NRpd5OOc7bkfRv6wZ7pzlhJNJUDxh_Gvx1mtAWEqSoU6HJ7a.IzVJVPdsziXzhLhVi.rKPHHxQ3Hdh1ouXnHNUUAB3gm8TVMwqbpQhRDJEHkrRffiUINLBfT2XnJUuCRpsLAco60uBMQccC3lytNOSZEDhfK8s_EFDwSZxFQX.3mp9OZ.3UK76jQLQkqj5bLt19ld6zHXoKV.KLcQ4.udgAp8Ed0DlfShkX8WFYMiR0xjEKHmXK4vfdjdlu2SivnIcVtUZCKPAL0DFgVq11K3FgxUsWtobT60C3lWJcUYY8F_nwdqczmk.bwm4N4ZvAKFtX3dVQHLC6JsDFcosO1cULn0KuOJWmCCxPzjLju_7tw8S2do9vqDf9mwIS7eXOzt9VjGVNqCzTZ6wXuQ2tBd5Y4t_xzrsUnXzTbh3OtdXKnFPGbYq3_JkLp.cVwHqrfTfiftW0cnKoaGmcfQzaCk1MARaINao078GmvPqHcbDKAIHmXuvyBFNuz7Qg36p3YWTOgxygyBFX_5MAplPwfWcfTvs6dgMKsjeeOXQ59mMx5dUS6LukbPvjjNHHWkJNRdhkXoOvYarev11EnlCbhclGwCyE4bAxwxxm49IcRtOPITGBcmHYBVjaF3foQ__af7ojGMUb66RXwsOAmEhwbH3CTo8KStc1OQjOrfvLpdlNfriAKGHzJiajR9M4oI8ONVRK9wKeCvSi_OjU8m0v3botRgKhJ0DdBLQaCMdVypw3o86w1r.h9gua9SjDF2rWSGhjtVB14662.5gzYXmgMEsInXHpPeZ_EzoAUnGwzXbir6FfbsUc6IYY04QTUkz1UAa.QVJYj3tsPg.wKd.i3f1oyQ6buM4W",mdrd: "shRIxcyoySVVK5YnfptE0MyvuVH6eNaPJTOnxq5.QNs-1739393849-1.2.1.1-inQmHgCD49V1eppiq8Nvj9fAPte_ZYUKkCm_N8AL9MhCbFsDA1KFOSSJY52lmBmPYzrDGfm.TijUHxRdCNgowyyixF.mULoAgs2gGVv8MzirsM_8E9EkcTv_Bj10N.Mo92LyNGjfXTa6FYXJphx.mJvzib7rJuEGTpeOthL8yFptVvhYMZQ8sdjG.VWbro.RaDNn8WuKiZLp6NEiIcagM73c3oViQFm_43LZvNRGuDHo7CuO1JD0qMgP0gkpXOy.3fWX45.K67VRvKKtsExz7P3SGp4lI0Ll.FVfovUsk4tfZN7QHLfW8fH3Nc2aKEN8nWdt1OALAP0HBhhRNmG.Xxlq0WJJwYb7Izv6kMLCI08pf4sVGVCGbPMepFFQ9yRzOfCWnbj9Jf7CwX0ppjs8NEatW0Ji1I.QNW06fY_WgrzjEJhEv0ZypsVnaBDeU56SC_Zq1zZ8pDndCGgOW.I4lGGBUTp_2VhJBEPyRjwH44zBFivnXI5eMWCmK6ZafX8lBfjohT1q4uYU_RPcm6PB4lmgkTqWIvWp1d_XeXTdXCoVLMG_2x353p5L3ObTtmJXYernbHc.cPEDjRuZiQ2izbz3ePHk3SBN1VSq4rtJZeAJcwQi75uyQO0YlhtblAmjZCez4KtimoExokEMvgUQwOKWuoZo_f6.w3lvhX1tyNbKJzPCVJZ5smzVI5s0fC8TWYmy7yOFVtEUqTTu.X6MN8yMxv4xxiy1sWeKwI1dello445NMdrniBe.PZ38lwLWV6jpWXPu4.LRt6zRIAa_kuGYYGDZPUntK3UoOhK_9CrwgdibwRW5H7iYZHvLqFdsk6Lg_nZiDm.xaUah4yVsbKq_yLfMFOh01EmO.FUGa53OGxbQas3ihgSVRQxJFdLTzEe0eA1WfZhzYpa34DK81xoXQnQ4nXS9MLY4ZoAy4QlHMO9yNgEkiMVun4FtNe7jZCFXjOHB_6D1BMdiaSaOJ0.jxEzimLr4ls_f9KsuWDQ05flleWogm104uf4WzwZ6m3eii_drLgEKQ7x0J68PMIGEsaF8074DjXR51E6oh0mDfL5UgX6sTkM_ustoi7VULFSoinlY9CFPfVKgn5urwY5s2GB042_hXowjritqjKKON_Hw8y5WK3lnODp8PMBYTzdPi6tJ2JISPK2KXaUJiUIdYXEv2eb67mBLLForPG7w2_pIt5U33ct3WtDqRWERp7NEK1O82HZArPkQgoZQUj2UlgY_sgbq3VSdECRUN_kkE51h6GtpzysRdPXN0gepo_33xThi0uKPOgj_R.j4rHYqWA.V84gtChLZcsfzrVOGkeA1jEXFpx.AtgB3m_XiGTs_50CJsFbHPvdVckWakSxjXfV2h9MZNNA5WAJH1XpSDtkKv9f_0RUnF7SCtdpPcU6SCJGaprcRi_jqRrZf97BZkjEC1kfPsmWZ49H34hfT1JtFecdhaaaDssEJnSmm_yrow2twt68ph4MgpV9mJ9PB31CToKIEM8..SssJ6GoZDpY9TqCH_OBn3dhbM5XMvMnHq1k99C.0ZvRbYSqSmeX8UVo_kpdcLwBJUNkDbvT4IIRfvLvUhRs57Fh4m4O1z_69OUvHAtuPzTbqfx2zD.pbKP6WucY08idhht0QvtlryTr6Pq76yn8X4Iz9iCu9v.tbbAhEG.WjBno5yvMdjjZ8n3Ps9ljBR0EiDanVjVTmjD.icNu8oYEc_P.tRQaD3d7J7zz6_52yVtFBBkPWjlb6boVqHekgJuDWnnq6IGO0IHUC0dFn7_Xfgb5gh61YTMcp9yTSemoZznKVSkfbCR4Iur1BZtM40I2Ea2tBCbPM12U0idG1up6ToAm70gLk"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f7dc50df2c596';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\/3598061274?__cf_chl_rt_tk=qqYkRjXIn3M32SKR5NhkRX4tmUQU7AUGP7C7QVU.Gzo-1739393849-1.0.1.1-VJever6wHuJuWCe2iq9D2Dj0l.nGtHSfzfF9w4n5uwQ" + 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