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-982104293869.mit-edu.top/post/5861209374

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-982104293869.mit-edu.top",cType: 'managed',cRay: '90f2908c5fad061c',cH: '6232CuctQ.N5qkUN5tLG508toEwUR6Mi6SOx479O5iM-1739090531-1.2.1.1-34nAAkMvmdSOLi8UWsfhFBBy5J84toAW6vQA8KJnWEDBlc3LfvgrlqOzGQbVF_5G',cUPMDTk: "\/post\/5861209374?__cf_chl_tk=RMDkV5aTk1y2nneHYyYNlhf0TEBEm7rIqmkLIN9QOlA-1739090531-1.0.1.1-4kBK78U4.mCaVilD6C8YED9g.j5878ZfgdaVeVSzKZ4",cFPWv: 'g',cITimeS: '1739090531',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5861209374?__cf_chl_f_tk=RMDkV5aTk1y2nneHYyYNlhf0TEBEm7rIqmkLIN9QOlA-1739090531-1.0.1.1-4kBK78U4.mCaVilD6C8YED9g.j5878ZfgdaVeVSzKZ4",md: "OszcjWXyEKgvh14GKwlFhegn0b00mkQjM2r1rSJgC_8-1739090531-1.2.1.1-PrKUAG.m7CLuipEyIbpgMSK4wRcvtHZjlf8eOk0aG.4bfOcBbC4I8Th_D2KdtrEvsbVYloLeSTbHAPuhPPGy0n_1EDSWTx93Hty6j.ZYbLu58vjPb8QGBXP7h9pttRh83jyWsa1xrBVKk1qW5bbiYQ_BTT2sB3NIbIXFuu_zGFJsva_1FXAx6vG1a03cwsHXE0xAVZ1rKp5VLdF0ho9jYq11DsWeTb_1P9XgbKOS70QvTdZgoatS4y63hPAaWwLAs9qQT_jkoSNSI2gn9sZiDpU2gimdO.Mo3ZHnafpzl0y1DSWfLyYIGRUPP0MDQfJsF2p1Oqa6GSdgcTHrRtfPFTBqseHdNmu6BVKNmORN2IvNOXWC0rNMQQWaKeMatWdaMU4dy0gmzSQRX7dk.qd9_vsCi1.kfUU4Rbm3GH8JWT9Cf1UEGHFM62PlAdDjJy81N9tcqj2TgurwC9GPTP521qVrMzTfgIINO3I.p1.b_FmVjU5B7T3E1k0Ter7HcS8AlmQjabOu3hBPWASGAtehEcZ3SI6vPqAptKZ.b0yGT._Dflji4mgWLyjJEtgchcZySoDP6k.rdW33bP8ZldScVJfp.uSYBouW_r2IdOV2wOZ4MvzfQch6P6HMtOVj0ZVYDQ7yXfKDZNM.1O4BtO3X77QaWilefEXpf_WRHJ.og7TMW2a_R1oFXATHrqn8XJr0RrDeobLjI75UBchrSL7qfAAiOGxgv2elDn4f.OUCii0phQVzG_KHfSYXa0I17HH8J29FCZySRAieUVKqZOFMqi0tVsKQHHPIq4eKzKbR6sd7tUp2jAghSm99qFwCNrr9lRtkZ2UPJiBQhQCe64xt2Yb3Pdb14uwqm8EF2GB6kbkaEGMZU1fLLowIDFazR6L4P6nyVw0__LQOenIfMtwBuCYGJTcOHJbD3VhruSnAAkNH1uvjCT6b62ZK1Ls.hhj2xFK5GoZL0OtPhe53rTH48p9.yZgtujGT6kSEmGsocquQPIpicwuCtDMnpMI18LecrMw5ylLebqND2roUK4d_YD5gaO6AxQABrN5cOe8Kax7VnuVMB.c.lqJfKnpsjVIObDywYa.8dgOjXy7q7Onvg3ttDq5uuAQQafR9ICTVTdCAMsX7taIajazJ0iHIZcWsbBLu_sM2qK57E12DFFxNMHS57CefYl49hbFeIPfyOkqmxEVJI32_lkQUCHIv5q.dxob5DUAdgE1AqHeZmaN2lMbsDTQwxrWuBtswT5dnpACyFEn2A6g9cFvpGBDldoWqK3pmXC741U1AVbEN1wWlaJxM8ll7ldImY29dsrdPLkJxtLx_hmi5ugeu97r5iQgStqSrHjHZhR45QhXIZqL_qKBjw50wcAOwvLKxiDXoBpQS0Ry7wMX3ZSNkSA5FTSRhywV9X.glTsUz3omTU7pjtH8AApKqQEjJmrrlndUhzMMT5nXeqojKz85N4x3vsEG0IRhM0qHzio4Of6jtWo4MslbGUSIglhR1tUH8LpehTj1Xy67d.NWhp_8NBaRyNzqk7AmB4cbzC9z_Kl9TBly0ykN.4Dp35Ffu1t3cOGeXqQnKmktqoSg6HMvP.rvLMx2jjhSPkEnZunHacjSAT4WDsffu8shLP7566yBoBpvAvkByu59gYfH5TFULBSyEk_RRcfmiSYD.vH5Uw0Iy0Et_kFclg51UDj0Um8suwgyT6XSL0C038ae.qiEveCqDggh6W_KPAc1HDJHWR9pVyHU4bTvHfs7TUwVYE6STq.St_QwuKrfUqGS9EY.AaPWcO9UZpu8pAEwyobSMexq26PXc0FR3upw1cspQ8CJPWcm78vFeYcfjinCGXL98O.V_1UHf5SBLE3qOiWPU32mVV58Q_9T.y_TuF9edaxtzKIVCad6GUMoJOPquYVGGzNCnCfpwNuDjP5cRb3xB8NWRHiOs8maHCUri59ZizUIl1n3ZZYCDUgEubgFJzCtkC7NuOLPrA1BcrAJoCw6hrkq2jmKbz8mJpwAou7Hz7t8ap45vUDyjhJ3zY02ArfchsqYwOVVGF65QQi.jur5Guq8kPoB31g3RqpQ_IEqoPTyWp9Sh8U4l882C7owasUZOH9CECH15PIjYYu50Y5WjNBEiQ_YmXpBaHkpK8UHG57F6wnh5KCCuEg.hDsip9kTYKlcaFA52JdSc1cMbflZ2tyPy0IfKBL_aIBPCwwdyFlWHVmd22VUFDslN4cMbk2G6ZlPggPDb",mdrd: "mDCL.ZdgZPIxugZc.2xEvCTLyXpz9LhsaMJn2PlUXxY-1739090531-1.2.1.1-HZV78bF.VBFtWruNxZl6pLlh08sllxPyQrNShLp7IU2Yn_Eh2Pif6oX_As31UeCNbLAEqYRtu1LhAnviYAr4so4Ph7SQYS5Dr7RaRckBRuvNR4dUFubPjRTUgixv2W46GiHy22.zfu5RwYMA5MN5Injj0u4cjsMv8Qw_Oe7KkHrgKTmG3c92hVP_.4433Eu1mgDR4nKrqn9MkyB6Bb5EClWOQmLVBN8aJy7skcU6O_08BMxitdYhb56.T7TqCjhGPHGlPslEnSLmgDwat1Cpb6wtGDWwUHDy_qDwQATYHnDtqciiZ.1U6pMEs1K7mBnWWufTlSX0LbVawWX0xfZvXBhy5KUppQ7dYk1azUtPgM5f.dNe5AdO6FqpvLvTWaL4ojbVUaoFMGh_bgDBbInTgTGkgcq8p.SuH3_aN7cqm9_CKIl28m1QfcxEbGDq6FsV96ddFwBYZm0IVuJMY.L9vSZNER0U3p6qGph2ZH1nVrIeC6Jl22n5nTEY.PMEBqwQ4XrDoCRF0.3Ui1gdJKYdJEVD1Kl3int6rQEo1w9Lv7uJcnZuZouogneog1OWyn1bftjXyZ4KY4fGF8gQbDvEGxl5_CLHrUmmeohjC7jvHaKvcLMyLJIC51qnVoiSuOudYBhnV18iZEXOvIiYCjsknoQWfBp6ovr639y9Bh2SrW_9yTBAkpxvpwIKKpxKN3ADfQp3NcGb9lgv7xuz8a0Prp4TQcxzOH_5jnjOiyzUtPvpVX9G1BfFAga3Imo54xXfsecO_uoNPjWyQ45ULNWvuEQkYEvv_XhV30pEnLlqQQNrPNAtLZzHaS52b0ArytG44ezsRqF3gM.ga2qUJC8R83VnDUUyfRIhRg.KF1cyvUhgqWPoNm7OCJoTvZDN6DJlHv_9Hdb1Tlkpm5fBLJq_C9AEH4ZWMecBzauoU5y1.ocUmZkX39BTHn9qSwmAMNPwUGT3hGDUBGcKq9himaDBGHgQ4K8aHcvKmpHKS3RcitFW0Xsxpg0MqFaxIKgRw.FNzsTnQHGVNURzgTWMX6xOnFroAp_XZffWKKlfu7hNHJl1HTj7TCVOakcqGROuAFAsULqcVe7ntwbYq2d0ywhb1EF_GtfZVP5aOgN2oLoQ6Gk9mS__8l54MoeGtlsFFWe_kUiCoIEQToZ83I4WpvEVsBDM.LjoYbkgeAX2A03wd7L1_soSm0uMFa70i7L43Py4bEajhlMQCZK4FWmxWa.etPz.fZrUF5YjbvaulrL1TkOqC55UjwWTdfh6yE8onTPpRo3dB.rmUAGKCd_yBgnje323xSvbvpagUXsM9jcQoGxH_D_Yojjs8fr9cJlSpfpH86VxrrW8kaPPGFi4slgur.MH3zS4r90G26mPXEPeFYdIyB6lLGvJGEdFMfjTnkuswwxQ0A4pMO0OIPNK_A02YAa_3ZWiBkxxgBYegmRcbzlA83OTZ.cvqfXwER_oq4JkH3JOa4DuK5vwPA84sXX45XJX9_3Aw0.UoDrx6.thk_x60q5CF2dLA0ZC4sTkIGYYZjTnNbn746Itmdbc_JgjNrQnyDuAS0dhBmVMVpM2qVYlf.H9cCcsZaEvNGMIwTLuntSPQDkV6fk98qjPEfn6MX8.OFXfTmFrR6gD0WL.EYAZEM4WWgmYHT3HSUAhyGfW7LVLyPmGLj1PToU50ta_s7THd37_Y0aJ8ERfyGLx5FqXp6qeYjeemQxq.Kcbrb0l2PNOH4uKW7NBfT3JpHcaIarH.LBjcHp9YpXZj4mGOc1x5b4EFfDy2E1sFC_Ok6CeNkQ2aawvT7REQqjGkHUhhLVVe559c7q60G2MxjR3sNc"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f2908c5fad061c';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\/5861209374?__cf_chl_rt_tk=RMDkV5aTk1y2nneHYyYNlhf0TEBEm7rIqmkLIN9QOlA-1739090531-1.0.1.1-4kBK78U4.mCaVilD6C8YED9g.j5878ZfgdaVeVSzKZ4" + 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