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-414821549537.mit-edu.top/post/8965042713

  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-414821549537.mit-edu.top",cType: 'managed',cRay: '911044fb5eeb6fce',cH: 'Ox0MTCOK9v07fBO_723BqOlowirJPhsFG8EcjqPtVlw-1739402008-1.2.1.1-6KTW4nPIhRYuiOoQT_Of47S08K2gcv3NwoCYL.WcUNH6cddfoyqngj2LRBFzud00',cUPMDTk: "\/post\/8965042713?__cf_chl_tk=3vBmWkeO1NF_hHYtizJxD6LstIikIsgt0VbbWfOE6rU-1739402008-1.0.1.1-ryWarF_f40vRlJPMaiabv7j6nmqqx5ETUN4M7xe7BtM",cFPWv: 'b',cITimeS: '1739402008',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8965042713?__cf_chl_f_tk=3vBmWkeO1NF_hHYtizJxD6LstIikIsgt0VbbWfOE6rU-1739402008-1.0.1.1-ryWarF_f40vRlJPMaiabv7j6nmqqx5ETUN4M7xe7BtM",md: "hESSBGrIoQajr6VuJ_Hpq4AmTiD5WT0V2z6Srood9ic-1739402008-1.2.1.1-9tLlAbQjkB9ke3mMvoxWPVQIH40J.iqlhzk.6i7kXL_AIHVO5e1PSK60upqBBGgZTZLKc.4miTGgO2sjS_qCn8nVle9vmSb2K5YJnKMzUSicQ909i7S3f5BTcGiApxNKJ8CG9i7xJRpeyQEWBQs25cDZMvrKwh11YK6wk7AXeoK8i9l2fgwUL8eZX3JSvFZb9jJqbZ.fWCmNAOp0Bw2XeRwaN_zk_z.iZVaQt3w55s7xxz..EaMPNtS6aHkPwCQFzwHNBC2_wZeMWhcCW8ce92s3VYVy_WiuGsMgWPhix52LrBeBaqLUx7bcMO0H.IgiN0pZlPdkg6DJLlzGktLeElY4ULTJ0dxtur9oIKRX1fVvDeg841.0J0NJqs2TjtO5n9gCrgictnZGVBtClS_d.mbBa__2y_BETnySDx0dLJ.CH6BPd0x30_APhFsh3TNIuPj_Hz2Wt0WjDKr6YLGqKbB3QkdSO15lOi6FqjX2JmoxDI250rqOsbsFJoFD7.iZqo2AjCPIE5vbUADmPt8Uy_.D2bjSRxIxjphWXdJXM2BOro.t.kFMCYpk5z9KxX1dV9TavmG2YsnD0VB_ePeRB3yfhgvxbH9M8.pgLoTWO0Ie3WFgf9MvFosOikmNpCWy0bCNvijGZn8ZhANUIipqGv0jE2qLCBiU2WWXZdsUJUxI6tIuj_AcJOrJKhhTJKiHODgavRdNr0X1tsaqa.O8WXNPfS5qmXryrC6zJ1RxnVg0UhqI_sMzicSCNSJr8OFZyRaoK8A_ji1.yZw5_vD1LiQ3IWzcRnt0Ec3BVpaXL4w2r3Xna4Uup.1phhySeiuZ8w.5mXFzj4_GUSIR2OWPvm4DXIP0CIFKZnj3ZMbi9wSG4m9mpu2kb0PFDSXzkPVFfTkQihEwCWWmDI2yMIkgsM6jce1FbXIycqQqD0Zj9jgl2s_BLPVeraga7koUmlrj59lCnilw5SPqOpABsJGLkMXB.TnBryQ0Gnq0NnWCumebeobXggxt1Iv6LW4HIKgpolkQ_Uqw_SRNcYO76PLJtwL2U_Bul8Berk.AArua3437PkF6WLzLLj.WooF8wi9RgpupkDlzsI4C5p4ey5bY2Yv2uhpbEBcbWAzJclw0qOuUxFJmGid6SendjvYT9_2W.NNnAOzBotv3jKc_WuRI9rLujBc4oOTimHy_KNZkmzc.nB.DOlSqERZqd13LL6eAaJLSw3oVOiO6OcuLvfehLtZqp3p3JvzyfYIew616WJoUunSYulvdhqzU8ScG1tzTMc4RgsyUnz_g_ulV_HkuusUYrGmEFe583u51T40yYMT5t3vt8r7F_TaQH79L_my22FJCc.sea.vXzb7AuzzU8SGhIYwOHhs05d78QqmuAffSAaS1H0b.TXkgYnSko9zoI4Hvo1pSpukEf8RFm0IcrRKA7QyCmN41Kb05nt6pxRGVlOJvHmPeDCpCh6rNSWUoKmcNG6MVW1Hp.kfNpTORWWBWh2u7athYhvnY5nu0DaNDuTWcrKNM4qzErVJf0jZscBOwpPAk1nadLge5fBDAIrAeWhOGeIhquOiNEnq27C9cEJggeFXiS1OuYeKg84fFlxAg7F7OZ5mX32t2pmKlMhr9HChZfr0x9tfyGI9cbezRhG6HVw79XN.4cQ2gvrvjkiIkQCZesg7pEkVVuA8vMBonFDJR4mYs46hEIkPEv1mhO_S8wn3Iw.FIU4mlqPZWCtHwbBCljXSi1mpWJDCgfstJp1bYoHGO_7dhE2ampPT.a3ROBq_gbRpGemvpFezP3FLNr9M9bPvxmQLQMshhBiwLpMTbPIXRr5zkY6nAUL4YaBBHMDVtlnsrF9fYyfibDVaoAoa396g.ShdJYHQqij1GdpVFuVUkMM5lJsuTT6GBYHCK54ErxNYM.DjYyzNXwvw9rljT4iT.bleSRjCsB9VgLejBu.oEruqvB5Vr7zPpfc58rbBr7z8XW9zuhnPrhbiRoGbNTkyAXfZnehMkQJEMtSljXP4DiqtZ9_Dx3TmYdXqlUyUQIonTIlzGvoGSBMPyNSJMX4zv84QNOz5RFgN6ie6iBQM1EKio5901guzDFz0boIMVmITGrwutNp9SxMcwhWGJ948.FRLMczPhj2YH4ZT07TI5DMvlNe12uvpNWs4MsvPac8mvZ1FNNJMDqOExSj9qVXwh8RTEzfLBcL5pNDsD4cKGnME7rnfzoeWW3Aju7rp7TZjYn0bpRT2_",mdrd: "XDJHz0RNc24p5ZrXxUDqOHmZhibRn040nttxUP8qIRc-1739402008-1.2.1.1-01SnEEVWqfCPa_L5PafPtX90n51VeSB7qI_OqysTrGDuW1D5pWMuiQiVO13qBaxnAvzXoIHkKrysUULjHPyhR.peR5OBS_sVFyHvSEV15JeZm_hJ6Ftu39_cKBCKSSyHCrCaMVmJQsHsrvO3cZyteItxjyndlBgYtY8C98UKVhqC_OmBXy4hja9uYrbgpFrN66ObN9vZvZ2h_a1M3CVua6j289bNCVg8rhyee5QpRe44JJYdOCTin3AguEQq_awqHbGjRiq__fzHE9meocO79.olnYl7dF1E4TuWlETCFwqaF3fbfLAO_qlM9Lwnbf6uT_RePRPQMRtZ9GCZ4I3BYC_f9CvnMa4siLIP4VJyxxy4X4LyVrRfsMryK3dq3p74oH4tzI5EeL9Arb6o0vv8LhotidO17wF6KJyXrNKVyZ9B5yFEDPHt.nBb2muzoIK3Xw6cWoziQVw9.8TxmxJXJcwB3DlZXAXU0a0vzfN4bj.YggcJlQJ2AVdeIUWZT2pgVdJS.KFTFkHvdhrI1.NrHcwKi.4YgSu4EcqCWat9qQq9hXGpnCWm3H1_4lhJYkau1v2RYWKVBsiU7ZdnGvNREkZqYR7OpkIiNFp10cqWkD9X2mnSnSbq7NOM_Q3jNx.52h6mwz30noveYXOGjwaY9lOohBqCnYwrYhy4q6dwH3IUnxoE4KYrvZfib5r5VF4TBrefUsl5i3B1vrOwpWwQdWd7ffhrTWHMO2YAiZXl42Z48vrge3OkBztNY1mVqhrkZ5uYVSfRj8BYSx6jeqWKxms6jGVkWN5ap0jmfZgW0TJ8NfBMa.SaNPw_90P4w.xXHiITVd9t_P1eaTh2xKvKKKm7odaoyiSJ6LP47jP8QVGx6bKTvVJq7YLdA4kx9BrGFWnKErit1d6HhwKK36HuKpIcEBsUHTe4RwbTQEZkTRGuAtWdlWC7IyA4mOxMyr49TxthhtYKWO10pd2KxgR69UGUkap0nNtVExQOWr_B04EI_Hc.yIj64xJS9B_hz6sNK3ve4wb_tkVv2X0lSCm042JEqIgrqiqlg2eSgyQn..dJsgjYRMKbdWLPhSNym1OvmdVM0DwxalQVL7aEZo0K8nrCpCr5mCxgenyVtyuHqntXdFn2qfPm7SS.gXjWsESTTMRemwbpOlkusAsabH0KGDip6nUUTdJP9.YXVi6FxSurHQFfUuXfMWkRd2PM6PzdBFuZjm1qBsftAWWz3MD2iRJl_hwyo71yoZQ9RKodob4Y7bZLNRSIOuZ.7xfZbZn1.QMBIg4HLrJuQyfI84dLBeqmliwp0hXizZImCDiDIcrDRnyEKGGibRemtYUX61wx_mrcy0Su5FdvV4nWzjGHysZBlzl97LydwvoWhq8hymjoTI7h.LXaWmfYLrXWH6RBzhbA8mXiG2LWMREaRrrMAQefs3yd4rpHm8gmIb6zNpsulHB60NfSCcmCdYVhxvc12YP6mBfe0pLzIG_xydDOScfUXZdLOhkO9Yxr9ln7ftPt738TQEL8K4dGhvYIUmxG54wbiuAryYDSPIMk.acDPYCLWAhBN_c7w0dwD_PE4pQr7jGRi.dXwJbHS06xm19Jhi8IhOrMSlVitLbirR60a1KxMEG7SOGxtEsD.9CseNMHIy6UA1HyUM2rA4CKdusYuzygDaMn_bLdoQujrGHyJrCbCiCbvj7YSlBN0SqCzXwwL2ufi8dRAMbO996pX378irtEFuJe7W_MAAaunPZhA0ZYfc1r8UJcibby05rhj_3FsxXOCUEJI4.rPwxQEO0bhmJCIfkQohfI80liFM5PTnf6DSs0kdN6llYO8vmdRC0"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=911044fb5eeb6fce';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\/8965042713?__cf_chl_rt_tk=3vBmWkeO1NF_hHYtizJxD6LstIikIsgt0VbbWfOE6rU-1739402008-1.0.1.1-ryWarF_f40vRlJPMaiabv7j6nmqqx5ETUN4M7xe7BtM" + 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