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://537939.mit-edu.top/post/2614590873

  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: "537939.mit-edu.top",cType: 'managed',cRay: '90fb00544e95c98c',cH: 'gwDG2HcGKC.d19cGOD.UbZUnerfhqiVNy0atwnkEIeI-1739178995-1.2.1.1-qcrERFb8zf1yFGKfRKcxLRFF.5NkzgenG55SSM5lSrmwo_0xAgs7BJ3Q.fZBqfoG',cUPMDTk: "\/post\/2614590873?__cf_chl_tk=VXUSzEysxcMZO9xPXIVfX7Wk_mpmKh8gxrsJ8MpUyaQ-1739178995-1.0.1.1-aqweSSvlJfwQ6hkMgw_Ft7r2mNkDrvOR0WKfSpa4He0",cFPWv: 'g',cITimeS: '1739178995',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2614590873?__cf_chl_f_tk=VXUSzEysxcMZO9xPXIVfX7Wk_mpmKh8gxrsJ8MpUyaQ-1739178995-1.0.1.1-aqweSSvlJfwQ6hkMgw_Ft7r2mNkDrvOR0WKfSpa4He0",md: "VtTPC.zSEiC0Ml1mLcG949JMap5ZAhXr5xh2Baqrh1w-1739178995-1.2.1.1-5xaQPLvf5AfQBS4QbUlYrvPI0bdV9ytH5KSiDTPGMDvlqW7Z0U3GwqqjqtBPffHqoJpi7q4LRJwvcNCkBkpEq8i37yAbTcx10Y2TWYGX49NkMYPxvUdVUAAnqbkzSNswvp5zi4zDaibNQHvY56G6npPYpaw3961ejGCeWN_bkvvZbXouierTKmt_qWs7elS9tahAtPGXDtvfjrmK1ge9_S9UsPks.wlaqdaAncEjC.3yLABs6yFL2yASdFWu6ShQudqr.0whrDVVPVkhWK_OESo7Ml.5rRJVkZQp1.8uhFA9RRC30hnjib0QzbUnbi22tmlVszJsLwXQ5r1PXtS9x8kn2n3eapP8rbbfKjeS4DbeDEU5RZSRlTTPwt1D98TT65NH5OCG9vAmGx5E.kCnp6XP8NgqOYuYysMw7u.7Hvtv_lJyukWP92m.KUZol8Fbii_4RmnTP3RytokMEbIm.yBwAROgBDw29l.a_InK6EXzMflL3YrEf3gXnb1YqaVvRuCPdViIidlCOmCg7YACHUBpHroBRk1S3iDFYaIiQ8ezdkMUmlpUR6HV6koGRmqQbRft9dkDjBw.cNYbz4ibFrrH4AS1ycCgrPVLvo8pNUy5OOKNnTe0qzQ_QkVnnRKDmN1WWocxlrV78zPkeipQYIFff.xO8YyzBV6PcXwwq0VhWpsJ3zrr.IW9H9f6B96JH6BvoVKkLRV2yFoGGWDnUenVxrBLjGnxRmjfUMTHMGzbO1dWo54GjaYxqLIdvAcsAdqCntcQ1eL6Y0RLV6Hpov_G1jDQyQvoJn0qfbfvP6r2NfpjL.k2OCjP6J1jIBcfuzdw2Aqw5yzbz1_KPWUY9eO1715A1QBbDwz__ILNa7sx1r0Vftep.3yKM33u90HOHy9dMpGD5THEkTi46OmPu7t0peaakcsOH7OaTJg6AMo36lpHdUlg1PHBhAB2S.F2dk7WzfxQD6E1J39PfCWuOpp.LkUuDzuvGvJ7foapACmNK.8OfoJmS76g2_L3_MwcTXXLlyfvUdIAKe.J95s1OxpTgahCGACn7my7w7upykeKAYZrBCbGH8ibEcrOTQomNE1kvY9CqxmKD6pQ7ueRlhC30lfMkVOxbJ6WtUd8KFpV6K.TZI0gZyjY5fO.PZEC1D5WSvqHD3OsPWAUmqvsxO5mh5Ic4iYJ.xOYNvBaLq1SsX_40ogUJRXwGVbXrIv07bJ1AGG4L4IkbH8Mb_R.Ol1LB61zYz82xurEUknpO9GvKyKO8gv1q3WGYsw_vlyRYG24_WloZPQ_H._Jyd6k_TU.AUTaw3fwcfQmUDuHprb0HfU1N_X67b50IvqmAZjxycuvFlVNUWFrGgGQCJOjmT5x7ne9Ojn.LX_2mm2ncXXaKXJYRCv8z80aX.mEozT9gYcV.985JMAJI8AQS1Ox42HxWe0XQCPaG8.a9ly8EIuv9EU_bqMEGMhNym9YAXDxRaSyixw_4a93ildHTCSFkDqgz.658mV9bw4qR8MImhpu9uUayg6x6OUhG36nFdE4XQNBVfZf0WH0p88FCbwVIpBkpHO1l3qTLVgvhkzuQoKhgwcLLysMdXZSmmKhM.JVbPCB9KI7A3aUYSjRtggRSBdnMVThE4mID_6zSZgcK_HWB.8fQxT39IthXv2yfkpFgmIi_.1ESX5EUDF9bS5LY4mFQ8It1O6reUyZ9rir_eUsswSw6bG9MLpegdKiajAoTeuxhijwaujDzxRJDSESY.hAnifSrdTeGytHRl8NnjS.rh4IrKm4vq675hJ57Y3s1C.SaSerpd3lJxdVuAXOYVxCKOjWMPsP_WP1Ej5Z.OgtHa.i7LlCpPidzpzYl6aSk1shxheM9YKEhAuAS.RaXt115CAQPzs9vyxBybJ76hFEyqlMTSPncePnh6hhCRM3a4zjGaIJIookIESiI5LNIeCGoPPszfUdQcMaHt9KcMEFnhPzPdHBHqOUvfbK2mnOFHEc8Vop9Hk8_JzYCUuUxK4E7A4p.j.3t2AMwc97VjU4O8mCdsIkO3Au1cxH7vJ0UU75N_DQPDJG76mfpc3NBMNEiloq3NV9jpZFXQWKdv4eqp2WA0IjubS3TdbzX19TMDMmpSrWouoVMcTVSahne9.ibh2LlMlFZMFXbT_uIQkJin1.B2cfgZy0Z921VWmoSMqvb4MehkgCPvikIbypc5he8TvW4uCc6s9G4dBwCYI",mdrd: "5UAtmd.igO9FTIPnks.a0f7.fFwmvRVyycuK0nuKoo4-1739178995-1.2.1.1-XkHXO5YxQAPw5E2YbNVCj6F4wVonlSkespmqMTsa5fbt1xsbvEaXB0BqG8y01h2cxBNPQHICxwx1puaSS_RXV0Vads82yALmDlD_F47lJPCDOPWIa6PkQaxrnAULp8_0jgozSoOUNHiVnQUDoLeclcc2_xOBUlNtOzcnOJpHF_hJIbcv3VPbD49gbhkmnYwuDE1glfnosCwyUF3Lso9ON7nPT488yWzIR8EYHFGL06m5bHBhCO.TOfX5IeblnEsiHwZW1fUChUzLf4J8husI.1vT6QSTzbPuceferpDCkd3HVUk4UN8wzf9_mcB079ortSSLw.uioT.O5MZl2WRpMTV7Tg1onSz_fWM_jcDRy4sIGdLpGbbfJ7XC9YmNg0.6wrsriXx07VTLl4DHDpYJ0V1ZQeBhArf.pZ9B4YuDZnEDMUwpyFnMOuwOEWDrxkzCXxoxvY0V8wUa00zKDPjDkbeB7FaHFFCL0XMMjPuKbj11m_rhfNlyyo0FwPaevsWPLMEDKixNDUky_C7MOmdvJ4XwNPwY9tqhEqWgPdbKUNlbH9Dk3UckWP2mVbKJWy4LUVjCHaD7c2avwPOKWR6djOlejqe552MBw1BtSMYy.lroSh1aB_8sN3538GaIRwzW0e2CMXnO53Pi6Vo3obzXlIWdXAwX3c5GUEu2bC_fkCE3WIBWn7ce3kRycz9iMrtOzeQv7gnIqWY6Ha0aG0Gz.niMZI5vACzQMacqD1e7lFSgCOWxqtmC6cDuF4NPZnWjXmfp7ZGhk7dRwEyW1GDGNgnR07mYl8dRI.I0hL55i7ad4wid_3O6_2ENNmhddQQpRw5xyyrEGcLgbU4v1aWrmuGT8Lb96gkJC8176lQ1Wwe4tv_rHBto7J4cpiX5wUeRAegoheU7Zlmz7pYTyUEy_WtOor_2RPlLlX7QbpSsdTlwBJEjOZH5T7STuVIPp3PNJTZwleUFExD1rnZZDY0IMApuDz6tlOYWenQh1lp0u8MdDKlqT8.EQzJpKCKb60U5iUG.hdM0Y9M97rjaUpheOq1BCn.uB6oRvRG5sF1aG3zs9Gc7qL1MBrR30Z_Rz137snLkuiA7zrfTAf330eqYvRiSnrCs40b_qiBlEKavdyrPNVLFuT1yvQbIZEpDtfVLXZybfKgaQEnSFDq73JZemN6H7KwjK7c97bt37qs3Z2NpLOJdRqCKFErhlUf92tJQxehrvdbYqiVKtL5DM38RXpez6ZXdoXRJ4Qzh9c1BlVEQhdIVAxg2S8ZvUfts5uf_sKE3l2zbfTKlwRaHiPf1v7QMEUEiiHKdxj3rqDPl_DZrcWQaBcqfwm7MOvPAUr3l53Q_6lD4N6m2Oc3km_3_GXjmJyOyiW6yffNsX_iCSatHKjAdbSCHlw6mqN1EwN5V1pYvH9o2Ovi3.kD3qHAkhS7v86wpx_rMPy2e1NF1x_4J16sPGy_lKhMz7Xv1mBJgsbC1XdDz_r034hCOd6xiZts_67Xra5vsXsuz83dp2qLb3P4JmrqUJ26GWq2GT0Y_piH1SIZ7q5LZAPD2V8NjBeu37hO4.DH3obNPwAIskpznmeIiRdu1nvOtsL5HN7VsrUvXH5tG2RyFhOq8SLjGn2Bb.aGOS0TCJs9hfLFqpfUT8B8YAHGeeWLGuNB5.MBqL4i7Yxxr5xcQUnqA2H8Ppv7zb0Sd0VKdLojDKMIO4yve3LEHOSPo.Uq.GVMOdNa73HERiyvqrc5lc4Z9iukOhwQ5Ln3uJysnSDWVDT3GOgNc_9Ej8QroyDx_Kchlg6jq"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb00544e95c98c';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\/2614590873?__cf_chl_rt_tk=VXUSzEysxcMZO9xPXIVfX7Wk_mpmKh8gxrsJ8MpUyaQ-1739178995-1.0.1.1-aqweSSvlJfwQ6hkMgw_Ft7r2mNkDrvOR0WKfSpa4He0" + 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