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://rhab1u.mit-edu.top/post/8701564932

  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: "rhab1u.mit-edu.top",cType: 'managed',cRay: '90f4c14738f30649',cH: 'lVzBzG_zO5xtL22eq9Ct0HZqWAUNyWMUzzMClFq4SLg-1739113498-1.2.1.1-9iSbRdhegjp3sLKu8M81ejvzGRt0RZGyoEiMV96_WhCyrNSB5WhGo9Az4HdvIQxS',cUPMDTk: "\/post\/8701564932?__cf_chl_tk=uBKxJyRc09H4Zysk6Vmfp98g6ew1Q.OgMWHa.LDoCfU-1739113498-1.0.1.1-ExQWQyU8TEsJl_NDn_b9FAERQFIPiFsdZo4fXIDpjdM",cFPWv: 'g',cITimeS: '1739113498',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8701564932?__cf_chl_f_tk=uBKxJyRc09H4Zysk6Vmfp98g6ew1Q.OgMWHa.LDoCfU-1739113498-1.0.1.1-ExQWQyU8TEsJl_NDn_b9FAERQFIPiFsdZo4fXIDpjdM",md: "hg4_jOuD9_SsUiy_pnLR3y8PdUS67WA6VoKAfnqlq8E-1739113498-1.2.1.1-qNGIlckkxgJdLUumJPBUpeVavvKkNsKVxHgDzVWLyXx73Qo2t0G91uglQ7txl1qt.n5tGNi4KDJUQGaYoNH7YwlPLyBgR0fgxf.TwhbhHKepsu0pabPvDSuxxeRGM2U.ybPUsCWABPjpFIkl7hrqqxe.S937pdp6fpygthB8Us4pQ07JIiSSlHoYMsNgPgNM_BlMqnrXzyKvAPsrOSkj_TzECxBXlE9akcZEuI5bJc4muFlddm5GWbMMqFLjisHCGPeHx.Qa9ijeGBsK9kCnL43YLjkmZhCMNG2DNm9pGgQyGD0YERCdi3ABO9M39dpDanmSpvAKTfFMNEVRD1aWDuQvlQcFyiWVyXVZ6dM38IMnzdv6.e6bjwp2SYu3aLd1f2g7jb.CHotHggBKeJW.ePMqnacwEuRnV4J3nhnk23EvzHkpp1Zj9BgHAyzPd5h0uXN4vc09YvJkiFpjRlrrsRDuM1p65SLvCWIjWiSyoxZbSXx00C3Q6ncF6uC8TcZSamHhJndncIFsBpIerysGdpZ2lyxOEjRPyq18ZjZWHq.p.xvGiOqyhJeiBdMM6vDSWqFkQ8mMgN2W2jzeHEebqr7GgWob4s3PfK4d62Ab.lMkY2cqd7ohre7trhPjo84DV0EpbIedDB3EfG1oZlZA.YKzsWIR6ivnd06qSsTp10DFzErKL4Fro_u3B2OH5gdHXfd2cKN81Jf8LIo2_GEZ11UUX.NJHuWLa8Q2GAhKxvNIkUVCVJteef8NTWzLQZhSeMS3WXyk2PJETEU84yYA4W76WNQJbIQwb.ukuYL8CzxZtPLrMhfHB8wKDWgQMevkjagh1uL_cotRlvQCDY8qJ5DszOApMx9vf6mHPhfy2I3U4BgPoG7RkyJ2U11w5Og0CCm2UNf3lqPjsb4KGBaMzVsiJcmLb15sgtsCFkOGjqN4Zh5kVWb5TfixC30VYNA2NpuiL6NkR3cZBw3lQ9yI6krRMviU1fEIy04mncuZf0xkQ0WrHP3KTXEnVcWWA7kF9LbNQI3waZZaMNUx242ae72kEt07_L0XJMlc7Tsw.xQexM90WkG0fKEmwMn07Ff7oH5QdNgA17NeKGy5lZy5.8nIL1UCcqAwXkfAECAmLIwCW7uk7k2k.t1uPszIpjP4yJXh6GPZ8Bfte.Jx_HZFnLJp2yjhz0h8QEzxJDapd6UjBE_5Pn8..7oK0CYCTTYyUbPJOZnMy5g2oD4xzLcfNHNw6J50qqbRvW2TULYfZ1UXO4072tqem8QDJxbnDlgq9DvmYvVrgLNWrW.4bOV7Myskigr8XB7nMQfMyw.lndmtlUuGl8kk08m5CM20cW.nXUTOT2KwfgOTC1rJl5yNUU9prB_DZBKuFL2Wii2uzEuhAwYMtBZ6p0ZKTiZ2SPj6Qi6pGJ7vdHPBFffklKBzC06CBpExijrkUeb1m_AdlTT7t6xIgO_ceadCNnMi9CzO3suKR.0rdsBv9Hbx_ZBZc3WJLBaZroOKQBSjQVKgpIvDpC_s8SAqvbKbpKJskEuHg_JifaKLTqcC4CJtvMHb99iAiIkZhLHp1q7.L0d1mLKs0Q9EPQ.ay_gp9V6p8xZiqjIIimbozRQgJ_Vf12B_rKO3D98kndlvjG6PaMH40GeiS83iJ1Sv1A5v349P_uWlAfhLrIlLTPISM9AXs2rArWVeEdGO7fisQ4A2uFLmdc7YehlkpTWsKFTwEq8ym8Pyj7hDlJ_Fa.a9XoY6nQZTNvckIiOc1OkBfmRfGkd2eqiPRy9drj827ApsvumAWPdKYv_csW.uf5fGmOPRIxrI7x_2dxsUv5jPsLQzx9uZomIYTobOfVKGwzS1gMt.96GWZzc2GPWcN7QtLRKoZ.E_8CsfQo6Hn3vvxkXonIJsMgdhnbj709JqFGyDAwduK78wSd.Xugo6XHdnSJ7T.xD1g3PL8Y91MD.G6595WsH.Uiee9h5CjMItDSGSDbrpN91jrCmjdI.FxtEcIo.Hq8g6QxnKmR5Eq1httwfmRGZSovqptWPveMqhGGNfUrVsiqfLrk8YXb7OuxL_4V.fFFWtRPFLB85mjbToXD63Gw6UUMtOBrKP3IKPBbO0pdN2qyVRhQRH.oEF6RF4epuUazhwJjz7OxBEVZh7y0THn9iffZ9jRXdtWPFDt4.YZWuq5gmBkyI_1rG.dwLMcuRjsD.frEARHNCrrTSQjtDYi45fzGs",mdrd: "GSgC_Lx2cKsmw_H.nzx60FV6PQ4cxLFRA8x0Lm5XeTU-1739113498-1.2.1.1-7CedD4_lLPhT9He9AUFy4e3LNMNfKgBUrnCAde9fZnXOlv6BAwahUjGagvodnUNHRPfhVaJhYjOmGNSzRulhstHlYiCE.9QtGRYp1BFQiDEX8H2mJ9YHSxzvizlwviBZV2l4RDEcHnPSPerTrkHVXaLuTxKTVGwM4lu6ceeATamvHgsZrkRywSZkm3SSA9RStj3SHw78zCwLHyK3lA.ETV4IuSA8G.862DCJlZLTYUqTZIV1WqahWyPrQX43vRs5nPAT1LEwbDMDuQXjnTrt1cRNoNW8Ium2RR1RhWMfom75NzFqKIex25sNjnTXgL7hsT5_OsIJSOY76lxpupvStj9lI2DYVYqArJYps5j8ADdpGltqCRN4LfuWPCTYdI1.FHau0H1SBQs0RSKypi1koONhF8_5Wcm7WXetGYtn.AmvD1wCELIg0.MyNrtE6cQmu7YS9KKlvfOkydw0txmbTI6g.7ornGKiZGAg.u1fvFO989zLS6OAO.H_6DQqEjM872C3gXDAlealIL7HSD9uez0bK2hXDKmEMpazNZ5V0f3oYfrSnd2kbWchhEW7ghui5GIvmeYxqNTexxGSEdWck0gUCbc7Jc.4tCIH2wUt0TyW43IkBxknzmQAjX3ZTSmqXa2yHUtvrKC8fzbYXezDbRTbdpp.ztqqinKW.C2iPGN_tGdw5QWWOkkr9hDuhNlU8kxK9nzzF93gC3NoPaaoP2j9E6byPaYrYxTayjhSFpcpnSuTabAJG71dz5sBH5gG6opy0PCfEqDhNpsSKSTgN_Ls0Kwrisp4frDRcIWUsxN4t6WnVR_oGevPIWyrYjaw7VcRCUsbYoBVDpv.hF8U_SdUJzpnGVp1dyfMgeN4Ri8w2ZsBm2QLLrCm7JDCXufq9EU9CoZhcdJuOrJ1BJuPV5UjtgeoRI7ypaSHOuepgyFWxUBZ8MLJyLM.ZclChl4TH6WrRv9iRC18EyDCK0SupCQ_cHEyvxhcQRG5OpUI.ugCVnzu7j5cCZctRzKxMcN0x_g11b17OKj6oBiwiP859ro5zcG.PZrQFetphJjfnZO6.XD_UqhtGRKMV6wU6j7Sb0HPlNgfxaiyMEz9LAuJd1k62lxreTSmlLV5z1V8FntjFymFDqc9v4U0WaPVxM7LOZwRyM4fY8Gl9dLUfuMGjMOYsMGeDCbWdVXYAR5N.YbzjYSpboYNLX_.va4Ww7dhXOInUXNRvrz11.sGtSAG_Y0qVv03sqKlMpEmbTnAlKUu5VbeuKgsReHp5PyRoaot3zUjz8dtV_YGYgtXOtV5AkFAE.GgEYQXvELgEP3eMJ0NvAezwNdtCyagPwJLcpvAn0_RKTLbm8LRf__8Ztfg.J85CjmXD2QTQbiUVlQfQe1wjzu.Rv60VWAdDtX4TpKFVfMFuH1FKlrkNanfYQCgBapBs2gsufrurYV8L7EEQhIK0k4.TeF9Be2Z._JbSBD5QgYzH3T8pBlJ07LlFVZmipRPdhHNy4VRyDc1pRDMLd1ci9QkwcMbgAOQx.ARMfX47k2HWooP6AZnI1BiU0FWK_QERXQbpOBfYneqaTIVeYvper72.PVmc1CD_nZL5oDPcgA8UB09p4BXibjjGXhVm2zE0kM3wVEt93yidX9M84xsmqX0Q5ygv9qTTsXKwp4wKWgZW5R7OYoMlS8uPwANBBk9EL78yee_bh.PyD5s90Lp9KXgjQZISmUs26v2_6HuZG5aEziEnBEAjIQSRV4EErn6beOFdf85z4zkklsOdqvB3bHyF.cCE96nGU4KSprM"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f4c14738f30649';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\/8701564932?__cf_chl_rt_tk=uBKxJyRc09H4Zysk6Vmfp98g6ew1Q.OgMWHa.LDoCfU-1739113498-1.0.1.1-ExQWQyU8TEsJl_NDn_b9FAERQFIPiFsdZo4fXIDpjdM" + 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