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-223499092475.mit-edu.top/post/8072531964

  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-223499092475.mit-edu.top",cType: 'managed',cRay: '90f370b31d26f272',cH: '3Uv2pVUPpObiBekYLpUdBvu8rKu2cnJ1XqcJzMkqcWY-1739099712-1.2.1.1-Fq5b88NrzaMdzjKfahlg6xftvmS41Qwi2R2_kNVwn3.YTIrN8rMqebTUg3N74qhK',cUPMDTk: "\/post\/8072531964?__cf_chl_tk=3voYZDkPslZWygmkEWMgj8ObY8wgJJjK3uxM7xVe6HM-1739099712-1.0.1.1-Ce6qvgASDyfIf4EYW3Iiephb05w2zMxvJQwGnTE0KKc",cFPWv: 'g',cITimeS: '1739099712',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8072531964?__cf_chl_f_tk=3voYZDkPslZWygmkEWMgj8ObY8wgJJjK3uxM7xVe6HM-1739099712-1.0.1.1-Ce6qvgASDyfIf4EYW3Iiephb05w2zMxvJQwGnTE0KKc",md: "3G1HqBiN8Xneh52fQ5N5_K.cWtvI.lN5VH22CPMxr5M-1739099712-1.2.1.1-ij6fS0Xn3sArLtStjNQOoFq05ITRs98Q5kWk7wZKvXDmhvcksPNuaXNcQFgmoDQwZkmIjRwlKkzH4C7SRaDEd_VmrU7yNiste7j5_MIwC5UZODOZhhKs.BSKHF5.adgQajEv2ry_tDSNXeNj8ZM.lIoeiUnpmJe_d0uUAam3SvkGZBjAuS5RAUeI0ReGDEvbYRVgRR6a4.7pud5WBSdkYV6gdoR0MiO2yKX.HsqCurkmtTE1CXLy4eV8yjjTeBZMnPu7YI4VA4f5wM2xg6kXrY4AZPROAmM40wXOCBdKoqIU7zcFl_mqpTPWH3TVXW5M5CWw8JWs_XYWBwAJgwvTT3.IQrL6s7whku77u4muNUG0Ll1jfX8lnh3NQlKXn08mH_dX8Za_JVogN0wSvXX5VTq7JycLmckAX7noGy8ZSzELDaJTeEhzpQ.db4dfuuSqVGH6jPcn6r.bN9xLnQg4e86rQNDXzJvEogXIj1P2H4og0DCmwevO6DG.52SInnGqL003dVJwUTRIOpD38zBfBSXKccqaUQAMvLERa1ZNlrQU7ZTtB3169gBDb2JTkT6BYsU6w27fUmMReL0XktnGZyyBb2eoW3PSoipsOuFJuEZcsFZ1l71rcebmUoxf1Oc4iJ_SloQx7b54qhCK3Eq3Y9u7IXFY8HCxWnPLjziEcHwo1HOIWMJ4F792GW7XhR1fk1T5eKKpY3NwuPZrlrvT77_YV_XJOfGGLJLJmAb3SkB4sfqUs.iSJ4FwzNe_TtnwYW6QbDfvDQRGEK90.lTG5UGJc5TdITy_pdQbdp_2W1v_s_Un6Re9P6ZaFQ6Ezv5KBSEn0nFU6E1ZSPglsKLobuZjQx2YkKnSWxpmFamXRd2jhmYRsrvyi8RpIEJcJirP9uNtjMOttuy68mJuMqHboOTwwVhnCxxyKNW4szHdkBxkja4bXKrLQz7G3QfmAMvJLW0ax0QxQ_Lb86a0donbOn9K17m2ylxjYxyzbGBiFy04wOvV4GU2jylMXGn8h_bf_f4Rhud9jOHp6yZ3J2vkbHDLE4Qf_wZQzqxHBOzRl_oTVrTo1BwMPlCp3rdA8nc9OTkyDkvmTSACBCTrR2cUmOnOM5sROYxdOMrx6shQ7o06LM_1SfDePoP0gnW3rBxDEHWNp4buw8UMGtQKRACH308Af_6ZrJjaOZCk878q49JfnBUzWH_KuGlTBRpV0jMzAFEvAMXEuOubTpvr25WdI4EAusmrKM4kGWfPYbizh4n6Pv4UCLLf4vyZX72BpTI4dM5DtPaM_THbild8zqDjmE2FTukoqtCiMSgxWX30afeqb1yUjOfd2NQM7OBlqWqd3GkZo6hggK3rDHCf2HNM1gKaV29Qk.gflecwkce94JXO8cRdOYsctDBMzrO5qC_9ZJ1.VpyZ1HVsluPg0khvBpfbnKBVAqCqgIL8XkUKV3tRB9H12QGFgAc1AykJfmJDO0bXKHF7CIzaTwDoYIb930B5RcWQJDFq_hr3zwLw_L0Fmv_V0tgwMn4sMyfWGr.3lEATAz3b0YXS_N2F9c8GlWRJ017k1C4Ro8xkq_qDKd8FomE6B0QkZK3JYSxVGY1Px44_6h4_hhHrTRGiGPokEPSTdA_OJZcTzh0RmCXmo8BVQaPjfxVozP0MM8M3avrdMMJ0mL3YEIypOSW4axqbTabp4oFTSZbxf1pwrDNMPjo5chEsQ4oHkV_NqkW8jWf.raKYWaFt9f9e6cVziaeD3gyCL.qaFNXYpAFHiigAaTgYAdy.L3qXVjqtUf5iN7.2uUbv3lneyHIV3K6sFbpcmVBsyAm1rbwNr06oIsTx0r2gskNRZpvG6KtgJ5bkxq2YxDhjJLf8Z5lz5kJcRRIpCmtCR28VsREQw2zJ63EqXwEzo_B7rtHSa5Dxb4EAvZYQb0WGE6ywI85Q89KMWnwWQwP6MkuAVfWJC4BgZl23juvCNcEbl9fTyNhMA_xFX4jy8qXExVdXAFIr3m3ydjLdtcqtQlDYXRQXHId0bFt514kE_GmDUq9grB.1yGBYxEEBVQI01tpLQM4IJi61fkt9Kb6dRKnjO2uzLjApuepISz8tZ79SA.zds75JKHNYDM2gmb9hdvFqUxg0Bjcka_8XQkSXclqbkZGjuHUJUb9p3.opV8E_YODU1N3xTjktnGXDfTSh2Q_9rGclCTWAjhNBITyowmTbFoBJ4IRkwkulJaMfEulVSrDSVOIZrSCnN_YP",mdrd: "DgQAh7i9wTjTVZIFn_DsGxfPgs0ogpoI3c8kQy9X7.U-1739099712-1.2.1.1-WBZmyNvB.G6e20AG4zHVPdAIPpwommaoUcfTPm8Cr5BoyT13df1fuMtCC._5e3Y1j0KkKg7zcLFJ_lTu5mWXcc0p2DMmx37eWu3wx51zh.ZGYzpHP7UwboEo6iAy5weEI.DF3UjYy5mHribRmGIObR2Xsc.8tqlL8lQHBmx3MxghH6B4EjNPMGb0MVVkT5rjj8mZ.Q8SDAfPJ8gKL8AKMADnlNGN5s8SEVVUlNGQxs2N.88VfmoYFbwm.BoLbG155pPd7zfeSNIr1_t2r5T_GCBIHGGxHWqxua3r5mgIOF5aRD_SMD4FPSSojok4w3jcLa0yMuxhL2xsWZSHMAJgEfS9TDt7ZD5f7GNjf3n_aVbZ_a38E0L2heRv33MTgCqvI65h3iqhMnGTBmU61GTCvqozCbeWrQ6qE3kC7oaeZV2Ype5OfYdG9V0HV1XOXHaGLj3SHmgStpf_1A28Vn0nMk2bkybQfcrH7LcmzCIMnNzrf8UXMf8U8bWyQ_Y8VRcaK3i82Jb2qTDALLjbFARbbn5Tz_XPrtNTqviiK_a8AUhOmF88QztmDbeViLZiyL0n6Inc.nwKx3DYF0AlIlBKm8boaKBa_YdY6PFwCmUWccGn_hUB11bFdAK_vHLKSuQoXKELuGo9oyQjVmT0Z8gt6ljK5p9kXPwMZkIo81IM9hReq6kJQ4uUP7e88F.qlp8kRg9wRg5IbrTM3VPgPp3c4X1LJWBVzyOJR6crMtlU_auOeu1c7nAOXSSbIbQ7Xy.nKVfWzloRhHVj7NREUFzbJXqdaP7j05GI.RgDmWMVfgTN7kgH85lcYy1mlmy3AGmjWdM9MosknA1T6q0nbUUr4NHHN6MYE68fAcR1qoV0lwOc4zFicny6jDHGauTBBUdYBnfWbQkgDP2QJZRGcbMeuWBW5.JT7fHvdE.hxqVEkr5x1KFPhcpRawGEdQ9Rltb949MEMmJB2Iu5RKF1jS0MAs0Zi0E7Ejo.omA2az38.r8ZW4AxU.BdzTlh.LwIQvpJMfM2u8sPsq9uK0NecVIX79QKosh.t1.q1Ussk4.UwvgPLt3mJ0wYcRRfvQ0Md3loVUaB7tQuKztonqmxDJAMtbMyGUTypXBKHh8lOYpkgfFLSgwsdKaoGUEF36vHvsJnSXZE4KqSiaXjS1xqCDFTHh1aas0WIpzNIITLjO0_1x.P5tQk2BgAuxf6tDY2zyF6dNdvJAm0ZU9YLamrA5fwdPmE.wmIzs9qaHdnmG_28VV6cvbyYC6DdWAMioiLjXSsvvrPxOpnjMyq1MTlyfIF8yGj1TyzQnX3dBE2BuLFGBULx64_inV_AxiMBZrUg2bQ88eEJxGXqunx7WdDV4XZSs7Qc8vK7iFC5D3eTghPh9wpsZ60_XmqT10DoXLqZ67xV6Hgs0niBuXakT7cA2oHadTPAurgXeauru79tHF9ct5HT7VoZEm9uhMxDWd.naiw8VehvlSyyukNJ0JVozTDVkr5kY.qNZmR.SLLZDKRzn7kxoej9R.RS6M4mR7Qudyh0oaVFZUOycJ3SC4qyAIgggb7SJ1hRZx4H07DwahyRmZXBt_4oPRRfdgRuCA3ftibV2kkIlHkkAS1kxJpGD9aX42yA3DGW4dFQfO2H3y8bxBMQed93vm.GYLg4TYZXkWPUCT2MkXX__IcFM.KLm0lB5WNlRsqTgrVmxXkbY2uHCrCoYMB_h5ooHkwvBm_O_32PhLNGHTFBVRKLKPXBc5eMyhV5AHSAqEVLNlpZ_ZfeojR0JRGQM62L9fG0MYAU5uDSadzem1pAqvvl94AFh2sFC6g3DqmxDa.kcaE8e5Vzzo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f370b31d26f272';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\/8072531964?__cf_chl_rt_tk=3voYZDkPslZWygmkEWMgj8ObY8wgJJjK3uxM7xVe6HM-1739099712-1.0.1.1-Ce6qvgASDyfIf4EYW3Iiephb05w2zMxvJQwGnTE0KKc" + 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