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-048138981445.mit-edu.top/post/7309125684

  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-048138981445.mit-edu.top",cType: 'managed',cRay: '90f82d9b0c729c8e',cH: '7ADzjCoxy4Jy0YDWaRQxCxCkeUWoUvAeMq4cEVlrVt0-1739149393-1.2.1.1-GCeSI0R16j.3yXnRaQqYrU8bxIHhnkY3MHtE0MgZlFCkej81_x1Vh15UHWf2K7Bz',cUPMDTk: "\/post\/7309125684?__cf_chl_tk=9KG2aLHnMuoYq2dRZVX_qYZXFB4WScLDO.pvSh4E5Tc-1739149393-1.0.1.1-XFLtWGCMaHhfkB8f9diHKVuWz8frox9BZQPKUroeL0o",cFPWv: 'g',cITimeS: '1739149393',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7309125684?__cf_chl_f_tk=9KG2aLHnMuoYq2dRZVX_qYZXFB4WScLDO.pvSh4E5Tc-1739149393-1.0.1.1-XFLtWGCMaHhfkB8f9diHKVuWz8frox9BZQPKUroeL0o",md: "BbBq3Ob2Bn78XIILhfxV_rg3FHOAp28rSDBCdLVcV50-1739149393-1.2.1.1-_.JBShnH8Wb3Ik2dV.HJEFcKm3VrAtl5LOkpAnxXH8WcI2sb5PtV3_Io2Cx5VBntvoISO75_FtB9Cg482ccGoOssl4.aN6dM78Qrw.En4Z04art7oBMy3kxC0_9.JUDLLw042YIjXlx_nv6HO0pUYnlYlM.6QEUWyuc6KABKghvU4w1NymjkoV4XDPMeJjhNcUhMvUHddflGST_xNBHSDWxBWhBO1vVOLI8HnpfaInSJWL6f6UUiRwFwdUJd0xyz4cB0RwKsZDmMr5nukEdWEXLqF1g.XVUmy.OugaxPDicB8stPhZrVh33FWAg8D_NI5D7udwIvQU7pHE0U7vusk3VbP6Jun2ub1hWqQ.PW1V8zlVwSlAICyZsVvfPWDshWJXhO1fzu4f8Wp0Cq9RfRUZRGtYkNFwFcmoQxkDUB4y6byUdXsJerJO8Tb7gDhqbrGTrWZmQwZ6bQwhlwYPo_P6YJgkFE8jxOQaKZqzgRijMwuoHjGr56.VgouN8St7JsRfeoGTkKWhBf8wtIN7ao9mn7U9vmpbkZlY_kl1O.vlIHZTQgqF7wwmMyullMZjFIFB09_K1D2PPON.H8Llcy00uJ76IkApACi91JtBui5roGK8ALVwmpBVy5aHhlrdE7Ejmllw61yMSXVn9Lx2DLRdgFDzESXbCDqZZAzm7TTAF1TpM4UtVGiyjUHFCYa5axuUVllPNDD9F1dMR6KwgORHyw7ahyWlTq3gqMHWfeEVOcpM1yyc7i9qQfUS0koIFnyziyImqZxLjjHnbCXEa4VfNu1eJC1QPhCd3lVCu.WNrVm_cEQr2nXP.xaTxbxO4t0KCOqLODYQPOlpfEDdHc6ezoWJLMnaNJxxWOd2GHhAz26E7l7o5Ox_AkpOifBq.Mb70712HeYHUjg8GRwTOewWhx0_3KOlhoe8ezk4ifkIw7ZDZXLJOztrNBhK7k9_fg155P7awsikn9dcaPrTgVthkew_JKiHS2Daas6vFUJ.MS7QoVpKWmO2Lu8lC0WB2HxvRhC1nD1dRaOsgZqdS9K1MjyTE4MSkNPVlFipJ_5xKnAik8r0exZF9CAhzPfh6EMTpbdPsV6WTEsXc_iFXeBlJwcJs1.oErX7HPtrOR_bdR4jD.7y9TdzEfPWZI5adnytu.v4MXJngU0JahKN1O2eTfRtPyEP1DiZWWktPmnMZXL2aklaMXEiLHnR5uOT1cFqgrrh8xNYOs0_gpcSdNvfntfXFyt3Ofz7ToKPmRXmLYz1XoO.JscaQjh2OdomdWfOIdg8etDl_57FBCSoGHxfpicBV0Oo0dbccxnG341ufLsWZ50X0foveLXr_eQIzOCbtPTNcc4Oyts7.WXaGLAPfI7s8gv88JIVbB79dIZnbNniHl0wOOGNKXgaWbTZwi_m1XGqjrFDW7N2fPr_un80fI60pyvits6PztBZTHRJltxz7UcL.ezOjcrzornINRRzBIG8_BbFq9Wb64OFOTRYNv9LDy73ISrGDECTG5op7yYJsqogo_W6qpIl5WvrNmyODkVerT_IOQCrmSIxRe8hdHljZki1mQVFhx0DMMuRdqtxsQoIxAxSQ7eDQIseaH6zqoK1vPQQ3cTqukulUi.5T2uHmSI5RI1Oxw2Pn.wRd6dGn6VOSdV64Eddr5g43G.vH_QC8v26TFsmyOueGJV7BMDP29UfEwV5U_23CHTr7rLGgifBFkXACKeIbnt7YtiZGElDvPDPiJgsw4H6wgDMW8DHyyOLXnNZ488fBtmvCwU3MQRa3MCqIIp.NAhw_TN3XXJCm71HuRS5gzEsyrv5HYJZCv3LtwiO04adB8EvEmAm1EZXLduKlpBVLNDLQEwkO2NxWcScCj9q7A5A0ZpSpEv6VetCRI0PIyx5fjuWUhCFlAjDy.E0n758SR.Ljk1MEvHYqeeyFAdPjG9_RQbGKtmVK8S2Sh8F7vNPvJAXEfkJLIqegVtE.AG7i9mb6jCTckqRoTXxu2Pu8MCKZww3u0OKHYIfKmIiudy03DNiilOJRKMX7js2TUuQNHFYnNuXe07zmdMpiUQdTutNvmjyNsGZqKWZLGZEjQdB65_e8Fu_d9Ug0dA41ZObFJl37wZfeqpZT8IRQPXhEpm50ryAIX_RREi_mCMBVIiD1WC6ouLv7G2wcylpjiVUW6_QlcFNf_ZqqnQgVwcrfCkEqw0eUPmTHfTkAvinhgsBVPv1J75wHiO_uTKOgsqNfDtq3U",mdrd: "ldLQ8xwGH31LU3ouW_XG60dzbDjLWkGuv8rV4cIJauw-1739149393-1.2.1.1-ucr8Cnd93dEklZQWADUmvbQC_.mdfkjEVtjjEDBBCNZNh_QGcOWE0MQimnvGVQJnG9ygwvV_r60TvtApQhTetueBtmZ0alJ.ak9i8_cslq.rA.k.iF9RqGn651hlJkNQx7leK4OfZoUFQqw_MFzWJV20HA.G.HUXbmy3dk698X5r0wR45ycrV4N_0QVPBEEv4KAXTb6Sy6Mw3aALN_1msI1Tw8KIm6ilirRusJ15luITuNJJzIyP46amDSxBbsz1L5gJrCpfVq6NeAJI6uRiF90CtgVhEikPUEGy0KllhDKN4dbm4BOmH9qhjTAyUZNG726yIMLgu0zKHM4wC270zs_dRwFiKUu7XPXSE93q8I9J7btrxctzMKikTeKHifj3hThZ5iiQYhD7U74fqCevRgCFGDCNpyDPKKF9z2RN49jwTI5U7fk2IFM.dd00Ix0H0EZwiLnZ3xl5Wb1ZHW1_ekHE.oFpYsfIIVt.FRFWnAREgTIaPaUBzdYA3XDw09MWlDsDdbivsbijF31k3tTmu4SmefcV9ukmKr26wTfvihP0ih496SQy4iiPzq02_nvZZd7gTRLlWk2VvrVIzLSY9NV3zI7xzkKlj.6zbuUzpwldWFopbgRvskC3ojFsif76LaA1oiKWAeHgGuK0sykYV.mY5nIXr4QE0TjLRIgfEmkfJNIBxW3FkcgoaC8q9M1XPz_Tyt.vnIz4yLMECHFhUQAr2DADl2LIXSqTYThSiqDtK_8eGN_Jn2FbNsV2kzLZZLDhrrMUv0yZUDFi9qMJfDv2IuXnHhdkr5mZ2xYgMmrMJiRo6QSnaRKWEXKWdlVe_bwj3yKkMwxY39SGb62mKkVFPSFhhlrVSNCLoR1bItqB2jqXosSjmOMJmy51b3o4D882qnIg26Ul4_7Uil.0L0EQd2TpMKR8O9je_st6.6XCWDzkSGwf5pELiiMxTo38FiKa8EbFEUH..S6em92fFK4rqkVqIzF4K1gP.D3y2z82pBXz5UDiJVSaOjhadVj3ZenHcjLnb.ZeV1K9i5pAiJuLAUR6x82vY_AI4EpQswiEL1OtBNSpx9ekN9UQcs0AlTlbr_EAH6IoaM7iurjG7s2KFnsS9Icibxbw_6FuPYKetSloxvjz7BP2TvHkPomsQEUuW4NMi.BvZbnTPRACj7sH4PFDdS41F8apsjOQmn_5FahR_7fS24LVqHl3VpxI31KYK9w.yi9fY5Lmt7dRAgfEeBckAVem.n3WQDeMePV.OVQ9FI5vokv6Mzma8Rr18zsUXAFBveUgH5kYhoycfoRLunE.dAu7TKHABHgMXsvWsARb69Yes96AzxzxqfmvsxQi_qSwxX2oR9z.HUeUi_2jLALReteVlqmdF07NYD3SZmW_m.qRHnH.CpWRO.A11YzrBBPRzyB2BFHunzFjDoW5WVboYngj0Pe.omrlBmadH9nFF6DR0cK4OeRPNCWkZh0OCsDq31OHRXQjRTEPTjHVasfXKFjwk4S7J7dCXUDcw.PDVohUW0ekBiS7VeNbntGqD0pqOXkRFmbPbQifIHktFtBAUZqknR.01w6HD3wusprLMj3UcUnScsyFB2LgKIvx3R1pn2JCn32yqVZoOiP.pdVo48iUrBk9EuMgVsgFFD8ryP.viXYRwPSic9cPn6QCul3NhsjoKzS8CDX8HXRt0XWJ0LBt7oYjnSSyepNkfaF.npbqP5WTsX84kc_9aKWsbZp0IrT2unIhP7A2lpde5IFo2a0f8C8tYmL2w0mai3UJWNIr2VZngnhXgBhj.mUUTGz66KMI7o9j.AcW3A"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f82d9b0c729c8e';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\/7309125684?__cf_chl_rt_tk=9KG2aLHnMuoYq2dRZVX_qYZXFB4WScLDO.pvSh4E5Tc-1739149393-1.0.1.1-XFLtWGCMaHhfkB8f9diHKVuWz8frox9BZQPKUroeL0o" + 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