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://l5tb0u.mit-edu.top/post/5840197632

  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: "l5tb0u.mit-edu.top",cType: 'managed',cRay: '90f80634bca8576a',cH: 'XdmogU9avAon1hlaoZEf0oTiWSlYV0J1FN_gKokQAt8-1739147779-1.2.1.1-P0QDN2co8i1ljixNInK_KJ86gI8VXRJ_uROAS.f89_dQxj6jQBNR5XChzT1_4GLj',cUPMDTk: "\/post\/5840197632?__cf_chl_tk=VB3t1ZN1gppnKmbKAByqYJQpViyESyQZRrcvVrWa47M-1739147779-1.0.1.1-nTEaprxsylptZheS9UTeL.9SKEoEb2uJGgPBW9sJiqE",cFPWv: 'g',cITimeS: '1739147779',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5840197632?__cf_chl_f_tk=VB3t1ZN1gppnKmbKAByqYJQpViyESyQZRrcvVrWa47M-1739147779-1.0.1.1-nTEaprxsylptZheS9UTeL.9SKEoEb2uJGgPBW9sJiqE",md: "al8x2gxZiWSfojWFC3Ts48KfScSaF6X0c4jDc2t2wrk-1739147779-1.2.1.1-CUr715867r3egoVcPaepooekKY147c_tFqpJe3pIwmqktFaKezXZBrWyr_aBL94FS0s92OtjPD1Jg_SokcS9cl6zQlkZIg2i5YrEE4BjsoFoDj8EjRoY29iLYATrQNfiEZjtKzvZQiacmJq5ulbsN5gHDbCQjr9jC2Xl.sgOf9u3C0f_mYwh6tbYoL1Hi.p2FTQdGdmRU9aZxg4nxnoiOON84kIygLycFDG7PUEKSDG.Yu5h5luxwD48PMstD.F4S5kXfzNwVFlFF3a.mT1l8I6qZGkDwxWsHSsVGNIAZvnwyF0jowwv63UgcOTQGviCZjONPIELVBEFTqrpAXWXeb5Jysf89pk23kC3RjKyN0_JFY9FUM88Z06swLh8Y7mnWVo8AgEdWiDCI6CtvCTr0vdh6ESddwr_lUs_lfhd_EaHxEAcf8ENqfoCVIwX_TmZiHVqn1gQueli60SvcfF25PORLsWjHqPMUZeui3dV_zsPcyuswbZnxmYoFyHC1H6ZsNo.64RPlCnMS22YJPFKOt5KyY5q_sQmYvOPY8hsNNWVnIkEaiZZK9k8lo_W5PHay3epXIuB.xpGFXTEG_aNVa1tnk95eICMQhbLVkQayeLXrhq2UPOtzDXTFAiKxWE8N8VAO8evWTp0ofkIamPHEkF63MxLTaRfufZD72X7ZMB9niUwUDepRrEmT6pIael_mpKC7f8ij0BnLGMCRBQg6lGlm8GtVuHMjjRCPM2UbJheSxOxKbI4tQhRUTiduGN4CKwBREQpeXsUQYe.hGoIkQPl9GLQKaEpTsL6TD4ll03Q1MUyVWCZdfjkECmORipYMzxaJmmiQT0MU0AjaCmgLdBrRdfsYHfQY9kwQSdcHNgDGKZjUILcYvMHlpBmkb1DZqu87.18r.rkbY7F6C_iNIkmISzHedgH9g_rBhOyYqdc7UZvejI_I2oAVk7jZfLeGt5zBwenhF7KUXPmjrtfKDfQtW0qu.4B_hJ2RdX5YtRMkJ3ckl27sEVGRDbnZTl7f24iywZQpd0C8zTY40NG6cgt.j4Epp7m1kmAnSVP5vLA.codbt8mOunw2DyPgjELcV9U3SwU0ZJLdctxw8QvJr4uYl.m3yjwP5JPlx57XiGNZKfMCmSwo6aJle6cfKdGg.5rRTdFQGH7_g7mwFO4QvlarMg81OT9w5NG6d8s.v.zR37EKFg2TYuDGZvQwBjkRi1qmeQ5nC6TBnpVDFOLJChhLUlx8sWfwalZ2.HPJg6YAiBlAtehn5RMUImPCf7ghrFKU9LC9GY4GL_JZK3KEVSQQUzmRs2HVSiZIehpJrsvvABQJ4_jzi1d5PtsM_knNJR101QAFcSwMLzfUJNtFJG28j0WVPtsDvi10J5vj8qC_uI0EKbMG.SpmgaTCO4_MKf1MIWqUZT4Ah3L9dtYuwukHIAjXqGgjctQQhAqoI29e_m1sjjk2HJqltaiBuQlFF.xGukduPgZvwN7QASSvbH60b000aPRTC.sEF9njW4CcqKh95FTGvdq49Av3SRMBFUiE41L8gLeWgQkQ5Im9smCEhQYDZyRBhzucJoyeJe1Dfte.JP6uMdsmOJdJR5YNGiSYC45a1biseuTRx40Uobt9jRCsv0.M4YjgsLHLogQp6xPmkriGJ2hmU8xaA6Fbt8CrEYevFzMJJp7DbTVUcwYsJNBEtvBjT7igLHR8xKp.155HDpnnxu6q17iatLHQ8sxOdNfwhnUGO_5ZwaIcb2XlD5J4pm22WcVhcniK121DzKwinGPhFhKbF_Tk9VWhJ2wBnbna.7shbJ3oX1w7N_11Z6OU_ZK._9vbeAGwcjwlVtWEpOzZtvZl.5zVUl.N0xbOMsGIsHQj2BzPNklgHp8K8mxulo0KbFAvNf9BnZ2DQ2K1P8tNCaIkjcPJzsFybvacnFjqq8fAFA4kMFgYioTlyHVa1KST29sh0XOXuTP5alSJT_WJf_K8KZ3dcQw.qVsJti3Qwq5yMnwkB1a_yz4xfHIzEb_KyEqoCH_IiF_Fiih8q4cFfYHNsGnLaWfHt8rB1mCpi3qMm96t_L1zLn7ajYMnD9BllxhCfmIwQXKUholAggYfJZlhlNKtJzcKvnt01Rxf1Grgt89dF4pmZFATAD4MkDueApWNZwEXtqOubCX5qMY4xG90jn3bWmfYKFCH4O7LeNf3wX53llqt.Ewj4R9FNY8rFGvNOF.WqI",mdrd: "U0ZdX6ZowuuaUDVhVNK59geJ6maITS9Abajog1eLi3w-1739147779-1.2.1.1-c9Ez3pyMYL0IKQmmh6ON8JzpYTHsuc1tzsLMplj5tyUZl6UB5fRKG3YSrCFK15uobiewaPb_Ve9scX0Bm4KqFb.ZCbwawp_M.pGxFXI40tQ47UkrutZFhMu8GxWNg3DUV.k3KobiasiJP0Pc8XxSs.tBP6Y1GkoPLmGQcaVFKdm66unSIHQs5BuhJn2adP_BVAFdvXuz6AFRQJNvSvJwA9A2tE9F4Kqg4DcyBeDQAoTfIGUhp3opKc3s4AEhaWoK_jihwN143xqHIH_cGyysCBR50kVTyuVilIVhrkQQ4w9C4C9f02PYfJvcsajmzmRdObEMX3EdSwxfALorq_YbzCgC_ZabmMDeoO6c30c.HHIqZq9QWqfIRBRNdQUa7uHRQV9r0nkdlqzhm08EW.10YcYH04gP_OVc8R8.nyM768uPzgUk.rVFfyS1tv6LON5kVAZFMjznZxrJRSSm5_ktRHmc668.P76wiYVEZkajV6BjxJpx1pXGiQk8Yn0K9dhyAUbxuou9FO_9a0wtgVYZCmhFpLxVVaLx8S.IasFutCQscQ1xN5QIATtUEiPKc1r2Wklz.7TSzMVJeNWb6qiSSDdZN6QxtGmFmDS_6iYSMK2n.C5Q01mlXafJSfEL2uCNnl3VNMYyb6Y3Ct9hDjuj1QgNGPJ3mFIzytG1bADG0Z_k1hX4Qoba4E9dt5L4WGUE82MyNgtaEUCqcLJakbZoFcaw1EZlU.clGJoGsFI0p7NvwkHW2zPhwHRgCkBeY3kTgRhXJX3a3NdEpCnssTyycH_jNPZFJN.yfO8ciCO6Gp.ZC9OtgmUX.yMcbyLIzlilIM3IFL.HLfBnGw..r6Xkn4XeReZDPMQ3iHN2Uw3j_EvDjNMq3SfKolXMntNNPjsQFwMR4f5iufygChlJY5ZwUeoZiQcaiRlBUvzo6n9CCpTlosKXn2d3tkiUxL.cDipFgbRatG6Lzn5DtKv.gYE8k8C_kFpdRj3Wkb4VhfIAf.MejJ.ea9I2ihJ4FDYG7BnBa0nf0JRrtOXhg_DpkLAPtC6NeWG4WWzOw0JssB4.DRgWT_8cnrYdiggDcP06aQ8sv.6w_pnKK1mQoS0zumKbh40iPPufZ03Byr1oV0XHtjRT6_QY1W8iYRvbLVAAasogq84sLi_xfHYIKkqKl6xuO3w5fz0CosxjfN65PiiNGuuoCKh5ZND000APy1WGvZFnSa9JWcvqdnufrlzWO_XSFs7B2ObgYNaE8O4014VXNI.iVyXzZ16ware9TnTcQCYuKY.Eix9BbTIjWkh9bvEwvbn2HOpmLqu7vGs04xn20wAV.NMh0nWLnQla7BPv.y6P43jd75.s3QsYT_.M3ZWU4rRwXDfNi.evChBkCAWk3Jf.a0illW7TnBeg1Ru12xGCkaNYLC_y1Z9BB4gEtWsdyBF8qOJZdZgYV6.56Szpg8WGWjgqYMQ4JD.5Xdok8oNRWgxVEp0z2n95cGkZxjICEu742FNyBI1j7egkbWBh74VWQkneZVtaOVHqrqiGVXi36uOxz5PXdQ4RV0DbhzpoWD33MIeJK08._qKFUJevN2R4gHbzzcS3nUSV9iQBhEy91FWDalP7lin1QBBERLDE_xgyQfFhyKW1pD_wxIuRuyiUJ.Gq7VuNUSaHctzE0ofdP1jEpuHlXxCsiwsD.pGOpD4oWTHfk7VpiA0neKbFhehr8yxTjX2Cm0pS4_TTjx9_ov05uYHBDk_QxmuerTPHvTgqDZockX6xccPJB3HIrA2e.rL70dWH.zg9zq0rMBrQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f80634bca8576a';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\/5840197632?__cf_chl_rt_tk=VB3t1ZN1gppnKmbKAByqYJQpViyESyQZRrcvVrWa47M-1739147779-1.0.1.1-nTEaprxsylptZheS9UTeL.9SKEoEb2uJGgPBW9sJiqE" + 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