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-825974615001.mit-edu.top/post/1658249703

  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-825974615001.mit-edu.top",cType: 'managed',cRay: '90f831100c07c973',cH: 'zjkqluShSRAUPonwyUCoU8p9bHeij5J2NPLgyVZX_bA-1739149534-1.2.1.1-L.tJUcsJPRyZzquTSFIQY4Koby7JuirKUIHtCJ1UgK5M7Ibl_pc0jrXOSRrYknEb',cUPMDTk: "\/post\/1658249703?__cf_chl_tk=eoR73KIRFE1gfDUzGslZx9c7ZFn4FEjyhCPg9LtbyRc-1739149534-1.0.1.1-H0iugF.CWHYpZpUSY0DsX20RaGtdFIbiv2dwtrvO7pI",cFPWv: 'g',cITimeS: '1739149534',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1658249703?__cf_chl_f_tk=eoR73KIRFE1gfDUzGslZx9c7ZFn4FEjyhCPg9LtbyRc-1739149534-1.0.1.1-H0iugF.CWHYpZpUSY0DsX20RaGtdFIbiv2dwtrvO7pI",md: "KeQSnhs8LC9cebRnWgYwI3CX6HFgSBtvVtUvQ37KdhQ-1739149534-1.2.1.1-FIdiCuEc6zmWchGg8GwsT1Gsi6mjgZUE2PUv4_KZ8wRDAU3zSSvnH2SN2JFMCuXAW5WTb4Xp2HEC34wC9D73joO.DmeZ84JGjde4NDo3Fn9Za4t35X_wS31g8ezRtTrVkhzZXpEFTG8Y1gFEphqsZxCPdcAd0zjJYU_n8b1PlIFQ9wLTWI3S5LSpSb.AJ8mDmMczkhA9hQCE_89gYp5GOAR92WL7nw8LIi65_cr9xIsRECux8aBIO6uG70TLDiFIs4Ov9JZ3kA5Cc8VKDRLsQ3i.dLv1OM1_4CL_1jvdYy1DbhUcGNcDOsRwtA6Z.NqX96cvMKdT1j_B3taqCXf2leY9PNizRTfINj1OsvtAM5XiaLh_UTs5Ya1DoXj5aGCPfeT8rcf3.DP8hZD4JndbUTvsJp8GfQRKzt.YaVwXr1U0ml9gXqyiDuOgXlVN2Fahh3vQBsEBt.XG6nRAZZm5LDW4NQu6DpDGMcuEYDKGsfDz6sKcPn93qn6TfN8RUTNFmuxpfQ5UeR17oPhyjeRAXT444332lbc9o6i1afYXYodkhjfke3szuMxQjULcYE9f5N7GDBcmTXPyqdRJQz2wd3.vV8_au_eGA4Mjm1MKtVbqDcMR_veRdrEH.RrKPdHm4JkMdy2eKNc_g5wN75Iin9Fv1u65YdOHiz8iJyunxtGvunoIpcsl_rsQe84OT969fRiTr7kLw1KeZGk1rOPRDCzy36CXD1JpZyKXOufcausWo7BxohdS305wMWTPgrVg7yuM2yc0qTCv1ZtuiUDijmJHdJjE20MeL5DELWxWGSODLqVH4IBQJqHa5.vj7zcj5I6jgnVLBSyHEJH9PQcanQiT0sNhWBSBqtVEQAwS_QCcc.T29.Uq9Oqc1zGpe4bnCa4sMwboLgfvc.h_lClZBnZkqeAFs9zY3dQhrTyFNweahon32NMb3mfWfSuRE1SIlpJQahLhBpIRH5dAkTUKTf1IMDgmjRjCM0M8ePm9Ko2aVW3pUiIntMHf7DbhEnobq4WSitHawWQdmOBIge4qZPITfDq1tnIHW5XQqXi6bQURaqbHsdMHGzMC6ng2uKW_yWXyzkbSfcCWNy1vBAXcjhL_uGkOmQp5b52f60mx86gpdEwD6IRE8PWdy.LmFSX9OUjW8PddK..7PC16kd3YNnl_kEUIy8Typmj2A7rhpWUQqzsrpW7VM3DhogqnpKZJKCu1HQnc.cxC13m8SJiDix15iqDdt2WkNh5Y26kNd2blOp1fuWxsXGSfNxlgYPK2fh8p_.DU2LPz9QaJ4LuWcnEVE9nNuen3qJ1FpzFPTxIxKBvZTxU3oo7xvsE8mSc2GyaP7GzOhftkjYZGzzBOfskUKv0nNcV1TTTn60LfFgZ174qLs9m2t29rUGsC1KdGh8KfJfsHld4d8vCDZGCBg5R5lR_8rEq2wekXFiSRKm33IcxSAykR3nnv3_GQrVgMeI0R.oylAbjqO6Cu.fphpkoKcihyiuRjcQNGEGGYX7fW75YMdvSZPIrur.8vAxk5OQ0QsCUXYWTtmwnZw4OrA0e4_eq0VX4wIXaunyOqiTyVNB.MR6mC3QPR0oTFonTxRioUlxg_KK41nGM4K7UQeETOHX2pFckySqaoFPnfzwWn0a.n2RvdgfqnGv5nivn.aXK3gvdMEvVvydrgjHHf9XwBW6nlrMekPt5VV79sLq.TAZfPoR4vg2HIPzsR5jgiwJO4HYo44wVoR.Kg97luyFJfag5EclHL559uKHN1hQnd_SU7tJelmXwRmu99w0QEaOBexPfAsl71OUCU.rbN5n5EQ.II0ul3I1apCObaVtOHy3hrbkajXrMYUzj8rKltQb5oxWH6cQO4m22PtUycu3jnIjwHcwPNh2WlOR4az4aJ79Ew37baKhLJgGgGg6.cw4QFGwajBH9bXCHygWCZ1D2wQYSywFo5fK6z2lNz_c8xXmbF8Hb1am_KZZIeZp_4SiegXQFvTyQ_DNXAKABYIJxjOCm7RqHISwmf5FtHY8TAErg_J.WULn2gMFCxiM6XrOtc1eTeL61rTEK0cLBrNaZxFflK_4JFjQfoTXDBgEqlKf8_3rSXG0euXyGXQ6pY.jxmk308.CWP29vFgoetLbrXyA.qGf04QQyUdZWmTtIx8NsldSkVp2V15UMKylQ2pL13BA.jPX4l7y1kVKeHDGcvtVIshu6PWl.n5Hssgg9dl5iAzoGUHRtM_E5.7jvX",mdrd: "Z2BbY5GpddrI62qd3vx9qeevjlUzal2zZYKS2VGGVD0-1739149534-1.2.1.1-gONPfhgy4jRdaXTS01v1Ij6mZemRT.pLF_8x4lcZVQEUWtRyAFCtFQZps8TW29Vy25gQBYV_ln8Xs9TmwhP73yhZeMW8R0SHnNyR6td.NiWe1F1.uA0oRJoT_jFvwpQFvKdqZI_QALtZk4ZN0pL2rtK8vlR3FVLk2ztDyzPfLiyILOVyuu8Hh.dC9nNKzAh2YpWPMMAcbu3Dc0lPc0suXjEgsX57W4HTcDVP5qgpoCbmFCddwDOTHbOGfbI9aUsc288HiIIRtVrvSxJcnP9l1d8Mb0SdbKlrlKRjR2StTBGEhcR_Ye6MwMLJ.F4ihTZUAvbcYnN1QPmSkPrJtC2eFGlcWaTgcrlPiZrvo1cW_mUeZ38kxlG7oVf0SvnS_U4MzeqgtrdWJv15t251bcIy0JmG1UVkpctA3.xokpoLEH2gkcdGdRgugL38fyTYE_Fd5ydtB08ZfkIdfgLdr6g9xdkczshlk.jK4f7H_VVkDZKZZSbfsQjUlZPhpGcp1gZ3D.KO4Djw1nptdeuR4qvcG7SvZNq0__UuQypZautZItojQimWTPfRiJhiTGjeVSYdSOiDlziJjTIHGVJa05exDjKw4MWK.OQT6ZF8W39yJiQinYy.OcnRNvrrVsKs2KPyVStRBziGASXHl8jZLYkELdWvQQWC8lwTK870j0MBityfnlQ3IKp2wCFSFleY0xlKYeErcUVjDptk1DQ4R6_6xVs6WxoPOrxIV7T8ADfdkJ_yYlPk0IJIAxqpkIS03P1iGDlVArHzllWXeiIYN5lalzBrMbeZUMoftPjwtt.wP3oYCGlfoWJxZYjMfYI5VYfpkg6IJ41E20M.wvTGQa2VF76ENYqciXWUeG64c3HAKgYXVK6mUng4aYcY5sdzxVXtWrXaYyg4OcZBEyLxPDnqUZy.46pIQ4xYK1GwNUHOf6YBoN5AxaXa0K4Q8PWqyujqke8vhdecLBTRHbrlOwZdLn8ixr0p8LjM_igs7E9OvwXNHqPh78KBzXNLAmJMZ.Kxrpx60kS5HvhKf_nJAwh5VFaedQYR0_SBrXe9e5NpC.MN_EAKIyMe.Fj4q5fNJccUVeXSkuirdVlbGsi7bfWOy4LFrZWkqR.6z54BcSJS8I7WRymBT0eLkQa47jo44KrESWoHZSPUCHz7vKqZxpx3Xwl.cQMw_ZZv26S0BC8NsCa154rLkWCYBuL8Lii8rcfg2dPYkt4PAog9g6QTd9aq66r4nk_BRdJf3Z7FFI1rzL1LDe9wbuKxaA2zboA13e112zQimLRjW.d71h85pvHugmm.MVZwM7xlMKHBnaXXdyXafiZIvs55IJ3jM5mI72QVIL6nqhVaiHcNmzpLeeAQsXOH4qQ76_RoNRO46HwilLV0teGsa3VaAh4cSfYBWqOtL3ZqQBDpjVNPCdchOGYFDVg4n5RhHsTLiC66HT1_bZoEDoqpYz1Th3dOhxaqz_eQZKKFPoD.nX8mCJfce0OQ4JVGD8x0XXgyxktgQKci_GcCNikMJNCrXwQ0pXJPhypB_AwnY7D0qtXr6QD6_NRt7s8G650oB67tnAaduf8Q_riwTtUIQX1ySwvB39NNavhs5TJDfoPTBL0CBzvpYYXlqdjpfPmVQRx9WxIeuTmu3QLkTkxn6Oigv9lNbM3oA0WROI1D..kbdwvMEO.uVh6ftqh8aNsKx9Q8GiJk4Y6RIO.c60Sk0QS5vaOjX1uM0LzQqGwl6blnzsZhL46aYWDcHKQ8K5eKCYkCAn4MbJT5_ObekYbxbbsbgeBoO8Yf5WUsVg_xRdVqCI3VFvYnbttWAw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f831100c07c973';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\/1658249703?__cf_chl_rt_tk=eoR73KIRFE1gfDUzGslZx9c7ZFn4FEjyhCPg9LtbyRc-1739149534-1.0.1.1-H0iugF.CWHYpZpUSY0DsX20RaGtdFIbiv2dwtrvO7pI" + 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