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://qz4vb6.mit-edu.top/post/2473086519

  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: "qz4vb6.mit-edu.top",cType: 'managed',cRay: '90fa3771bedf0605',cH: 'NREbCFs.GjyOYyNJZQfsloM7wTb1BTusq0JYL1osXpk-1739170767-1.2.1.1-ranOaxO7z1e1nB1Fnk1i_sdQmAXczuWGkueyjpm0EJQbE8P5oTYdUbDCQIXhEMJT',cUPMDTk: "\/post\/2473086519?__cf_chl_tk=Ce82Jd1z15f9M9KGIvJusyf.U_zMvu9Wop.yI2uD3Kw-1739170767-1.0.1.1-Wqh9TpxLW6lg0_0x.L_pcfkVffbGbEBz95vzMGIN080",cFPWv: 'g',cITimeS: '1739170767',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2473086519?__cf_chl_f_tk=Ce82Jd1z15f9M9KGIvJusyf.U_zMvu9Wop.yI2uD3Kw-1739170767-1.0.1.1-Wqh9TpxLW6lg0_0x.L_pcfkVffbGbEBz95vzMGIN080",md: "MIkcLPe8nN04xQ6lLUA3IZumwf8Dy5cdfKsduCd9CIQ-1739170767-1.2.1.1-fM8u6VWh3muLnCfgILyJIUs830BCTU42WN5PeAZFDlZdaxK5nSpyNrLMKjctMYZJnlPhqx3yahKp7_3I1copGJ8ABvqXGSXul9T_8a4n9QmXE.KavqoBA0UyHdBE_gYg0wM1Li0cQNEqAIr3K2F5OiKISJN0u6RV6mU.dBUlRz1rajItXOQ0a4esa4y8FdgJs_7U6J69nzNILyCu0yEWVhc4xS2WTvMDJRUlCMgxlvpFs6.Z7pQUvIhqs5b2ecu4ds45ZAGdtQZRThIR.FVrj886fVC2IbaSwgXkJxB2X9RYtQlOeE2RxYhtvE0bTJlkFfPMozqtZY3AZeRDJg72g8Xb4KPPvDg9fY_HAB83dLnt1ukqJWBN21KGGqY0RrOT8G3CcuhrxI4tEI.579HtEJimcgEkOLwhFmRVXprV1d8GCNXD4lyuczx0Qul3XhQ6xfgqGFT1KZcW_BnAyu8i_r0abRXulJz.3cICqKkbvNYJ6ig3Ob6OcE38wROxtjoVxChPaa6bvTmxTw4f7u9Lqg5XQ_zbbhqBkgCAKHR.9NAfzfzlLnMyNu2IRMk3M1PS2_SEFg0UDtcKtKr1fx5pe84ZxY3_Y4xaZ6ndQnoSXtQnvB8Czoi51xXMxojwl_JvthMXU93dsb3EJ7bgPnxpIGqHul93GUb4rJZkCp_yzd9nRVry4d4FoNOadYUg68uT8azhEl_GcAY5.2BgkUPddMouItc3cdXKWMW3Xmfc9_7whJrpYS0vUm4Z0xeSsSqYGLCl15AFHxxwL3hocjD5mOjd7l1GFOU3XUpXrUxcTnjtMXslN2U69YQ_8zdFQb4MxAXd_o7_v7DKmLZAXaLwHd7eoJy8vsDLhVXNWXTkBaD4C4QBNjkWpzRdtX6NCXSiBQzOCVYQsW.LkSWsxHkCeCJUpQju48yKN.HsMMG5YPKqKY9tKhD82wXQqhYSZgHmO4S8SfX_QVI5v_qI0xM5MBynhutwp_5vCgApFTSi736jYyOS5abkLXiuyLS.16jC57RpT0Sw1BllT2BL9ef7Hnb9gRQucLkNo9Aad5IqopthURp6kCxv7Q1WRWW75z26iFGN3Fg3n9Jsxl6.EPDhJ7qEFbOYeOskY7yZudaVFpgqj6E7CQaCsoQVTNEtl.jHH21Ut4q8R4vOhK6zt0Bb_MXnynb9mLu8E.0A2b.Fi7LrKUE2IEn28piwBI9yxXzxwzYNZroasB3v0bmwLQ8ELn_xSe0QFrXXJeg_kW.Mm9oihtpwqvlQhdsvushSJSrw4Csi11S9sxuDdr9kSe.nNNej2sJo9JfAm5akr5nnzdwN6mL809nwcUg82TrGZj4gfW.vaa9D.Ak7UEFcCzFH9lohKr5gSNUNqDUhA6UJnKAE69mPpoVyQH.hDRMDBvUnyQA_cPYUWt52pXKVvPEDTcaLKl7gMc4EJTWwESve1ApDg.vKo1W7PmjJH3VJeXXLWVA.jWwlBWH0UIzzTriezvc_lTRjBUflnVDN3KZbTa5OHBcduZqafyBoipk0bVSE6vKRK4hF7MaAJHrN6np4sEpQrnUu1SJDHLt01990_zWIFfSAWpySAxZe79_z5MyrTFUhbcNZNpXYu9qyxzMZf5P2nEPuNg1cJW8CfsbOMRELQ_GQ6u8ywGNMyGaqzX.nOVYqUtvAubMkLlx7lYe5rEl.2ZaH5xmvMLaC_6QCku_cVi1obxjbgtxzjwyo9lR1aRJHr0XNcHxeM882yrExZFWSdpwJTXVq5g_kN3MU42IrHRD5dX6ExjbqTwOkRRWpBkf1rsxkel_VdtFuSfyTwLWn.lkPA503MIbmjsy8EjONVQh9MXpbmMdf86jYYLBi4hTQTAJBpcRE728ib4lt.GOc.Y97qG36ZfrYmUF6b8n_xuh9XimbAkMAOzge6Sq3k2CNHCEkYJWzfX.vyyG6lThftNYz1as.pF9mq4E4B11olO1wYq3K0mEh.NieVNi7.h8ZDG9OKkAEuEX.TBE__kr98r0wrWDI2UFmGCl1OJbR2HgD72yVqQzPG3BtjwucRb1Am470ixQfhc5P7wNvuX6CNj5Lv.G8cL.VKcILhiRgFnD181lX28JMeDSEMWc4bS8uU_ojfhFNF1fAS6x1pjnkRhfVH9hddWNgrEcaJj_2.pR3KHu3rvwJ3MbGxPTyiAFw8uXjuyLG8cK4pk0N7sLNmgTqKk8gDziZjQr93wQ",mdrd: "2DgkSr8r_tWTUUJt3o8UUBMtLW0A152LSsZmpedfPDY-1739170767-1.2.1.1-bUfahat4RD6APPpAWoKTIN7FhNIN5jdlQt2x7yDCn8DyLjhRZ28jJ5H2WCzMmcmDh54OVHEVGWcysv0xdgo.au6XO73YDjA2X5sFgjeMroyNO4Q5OjiVY1upH0zV623udH_XR1rEa7VqIeRTxC7lsRShPYmK5jvsmvIMD_xYIID4sMICVtfgfCeIpb66dv9JW4QtUz1tgDMW3PcyTPHI2kbD3p4GWV.3nflcMBRSpuiGspikRu.Q58BCMpSn93zVaf4Qq7jhPBWRvk3UVq9twmzSLvdwHckebsM1aABBO7bZeueWayb8bWkfJ4v9AgK_waCYB2BmA74_yoUwkAvO4PAAye46pQ2IpHqFDcTDOL7PXav2XIdaU9426BNM5y9HTTEeaInV7DkXSG2DRRq49e6os9Xe8CCfwW5UDkhmNF9ZGmqnZ2GN2jQe5BLHLBDLaOvaFTnL2qqaWcTRwTlgziYIakZxuZXR8wNGcf8g0dsPnz.sant2k_MGQblqo2fpqa03kt8d_aZM0Z250uZy6gF8FkmDwPfr4wfEChH73GerCT3klfrZ6dDP.5_d.V8.wZ1obhYRlZPOF9kM1rE7ROjaaKkPdmLKgqZgjwdabIZ78L.d.cl6lE3rdx97AzqB3.HEqOqJzBwuo7vei.E3qwIfjvfpT84AkGUDeCszTWlItCLf1aSlOsL8UoCYO1NpyWw2BPfh7y0Gh5kqVDMVhvQSy5qV45iZLUGAt.mq4aleotyDnZ7LsV_SgspGNTzIQ.I2fgQSkVDJ6gWdzx3qN3IQoMvyphUkCUALGtkI4mAndzUDjeywWasp7ReEcC9KSDvi756I_zr1f3oSpGmMHhcpVkfeo311TGB3_q8F5Kxuygubpu6ltPRQbjWzboxsXqV4.oBYCm4buj6kyyaSowczfhiSvIUJRqG3JZobq9MUfJbGePfGl.qMEbpqe8BryYQejYgwIb2xparI7h5pAFHEupU.0FjBdUyPQUwS1bkHbnDNvSYtCL_yM3r_Vi8G467TsL2OYziKgQUkYuPVOL0DnSkFTZnItrW2QCbhsHG7u5fkb0mZHQxFSqnYAeFBnmz9P.6.fU8Wnjxx_3HPGU2WGKqbwuaa3RY53sgte0bYWc9_rU.UwJKWPsBSF_7kdSb.FFq6OBoYRjM_xMO.lf0CNDWGFHGnuCF19LBx0la3hs1ZM5sBXg_IMj0anDTWz7HsNDyH2W4Taj_XPZmE3c3UJ8EXlu4RVhvfM3uCBiED.eIawuBbrTfjdjjBo_oLsYssGtoK6decYHiXwqnb43M8dyoAK0bvRUtfj66dIPQK1ITMHlMjBbAuSO5OihcYMkORbM_EOtuf9X.XLDVcz85iZk_6E8eBBrjybVxn9Nn75OlUQEaXQ2X_d6PEreqtbIcTNX9jgiQLuE5IQuWOMB4MQtEuWzvcQpilwJdj8IWm5I6F7MR7upDmudNxX8Z5ZXSU2hWwYtfO3.Q.luD.4XzdpAlXLkamOZolEJ5zRmYuespDtllgkzuFr6_F4ZswEWhomTlcCy3.VU8c7UWBXnNSj3._NziH6D4IeQmBg4kJ3SXJ90zUEOZlMWap0A0eRWRRF3kKVDDAQUTAxQdfXFUdK5Q1VojOAOfHamLtY4HMmsMrQJLmt4aZNnxVeJmTObNxhqH46AnC77aZLdHa2mLJ1IqxRknz.Hz4nmLttscTHJYBvR3Gm1jR0L9isgxqd_dB98OUjZmi5lx2ggmIMWWrHDRo_Blfxha5tsu8N30sPGKAUTD72DmdsphRtk.a"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fa3771bedf0605';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\/2473086519?__cf_chl_rt_tk=Ce82Jd1z15f9M9KGIvJusyf.U_zMvu9Wop.yI2uD3Kw-1739170767-1.0.1.1-Wqh9TpxLW6lg0_0x.L_pcfkVffbGbEBz95vzMGIN080" + 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