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-514365249044.mit-edu.top/post/1974085263

  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-514365249044.mit-edu.top",cType: 'managed',cRay: '90fcea3c1b288f29',cH: 'MCcYEd182GW.QTmHh5Ka_ksuLQ7T7ZPTLeF0q8LjAJk-1739199062-1.2.1.1-mGcJOo6OhvsfSWo8GY2PB9pXk8rZxXM7pyLrbd4bf7PfxmDDYQfpAzX81ZLm5.aC',cUPMDTk: "\/post\/1974085263?__cf_chl_tk=pck4A0FTOW895rWlv_0YzTY52zuUjfOCxfO6Zyng_iM-1739199062-1.0.1.1-I9h3MpzqnhpzAWFSurchUCSrK0sRRpDWBivrpkXfpRI",cFPWv: 'g',cITimeS: '1739199062',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1974085263?__cf_chl_f_tk=pck4A0FTOW895rWlv_0YzTY52zuUjfOCxfO6Zyng_iM-1739199062-1.0.1.1-I9h3MpzqnhpzAWFSurchUCSrK0sRRpDWBivrpkXfpRI",md: "4KqCaLGRmk9NRpoMLSoNuLf_yEivNwWZpchu6X3Q8q0-1739199062-1.2.1.1-4ePMMPRGYRPfxDcTZK9FgZsb9NOosSWYurvwY6PJ9.H4KMvA031Lish6dhQMVHlscPuLGWd2who41bD4w0OXnnO4ATqGRkOaVVBWi0Vq.aw5GsAQVDtVhKS9ryRh1xcu.BmyOztNsnCWW78TG9uSBxSJ7xSRxwSGes8NkDNYPB1BIVNEfSEryfT3caxPwUUsUWF50SxCIrP7gV_.mm6yFinW_ITaM8gkN0wdNwYauLg49C.iQuTKlu5XZpXlTecK804BzPiOgHZIs7sHEchBAic.3hm3vIXqyAE.gPxsAh.mlQzZRY6Vvw5cgCiL27OpSi.5Ar.LPJ3H_m0Gy9E9R3ABba7iwEyRT62NjVBHnx7DX4SK6Y086JWD9eoDSTwZXj9yAPPB.BUCNhdMkThDPcBbO3H6g_uob84ME1TjsjXfgYreO7WvNVTxzdqSF.4eZNXK1WpB2P6ovxQz4_WS.RNCa1yaeMi3JPrlHyJI_g8h2tuBqpu3oZc_ePgWiNN32OiRV_m8S9gO5IKvPi7357NQNQI2AhVPux93o9K4KeeF8wRnHQIFOwT_bUYIaSQYbK4CqQ_CEXzGuDDXZDOcDDk5xMPeBv0gbatxBwhA1fYaR6ieSLdudGVR6d9RiHaBbeR28ZPyVDc9jLPtn5OrgItD4aj07FpB4NwLiclOcW0CUMmSWTuTodLraq55T7K4Ili_brcZiT_JSuzp.DSuNqtf1WsCIZMWCvN3NAruf.jlJxr4GN5uBioyADg.ORlcc6ikK6S8PIzA2PHD12Hg6ZaPT_Qk4jgZnCwwtpNDyDEuByKmGPEpV9QgWL_kXc2Zamfs4ezmMrOvT4DlVQjcg4nlK4G_AuVB6p9M2_JHIrZV5hAnaCwpfIAhpwEb_W09C1P0bxhOPiffTW0THV5jD0cF.85xTdmjTypsjGFaijxU3YBbVtYiGn0_ASJhu7MoLys5WBr0fjeE1F.MYNxZ3CumcrRUhdGA_XvuI4C1HxMWZDrzGnssteOa0JXk7WSClC1NP4_lSh1v9Bvy98eBoC0bjGnu3ha2IgwEfhWLgnKfferecGWMCvwjhMho3aziIf3nVNjHxxZDZcxDgHe0KJ9wEPDk8I2j9tBpGe4Zt_0qgp0DtF4gGQ0ztOMlF0mQBc_Y4EnE6NZyQ_AUglvxBbAgPf4wwJFMOLIghc7xfMMqv_PgxDI4gsLq7eiY367vhJdllqHwZHf7X8QlIsGI99VYvi9vPohPvMQ3hkO37W0TTuSpuSezCNjc23Yfe7nU_b93WdInhs21FLxHUL6poKsmK9Q4SEO9zPM3kglQGiTkYifElDUWXEb4QzQNaqr.R6hx959n1c9OB3MFqrIzs93a6aUQeSovCu5Reg_ITTXZDzz57RLNGeDYnAEPmmtzjJ__g_reGgGTVQAJovbgyDN5bVmaXx8J67CWZe8xGHzro1K9A1KJs..fQO7kdGBCIoA42_5lQaKbSZcpSFGPFE9GnMVfWBtX6wEZjST3reZ5xfvKmasSLkJlPthxIZbBTs4TAD1bJmu289dShwYPompPdFA_BtNKARPrL8Seyp4o7PGR7XbsoZEpl5.uhRoVtdRynJeRVjRobh3zF.4JsdFP8WnV1arb7GTtt3M16_wW84CzIbagYkxsb3OxTiY.tqQWKrxkCfL1L88ti_5sBBUjt1mowwIes3o4LZR7_tAuOnbAO_ssPkq_nwN4IxsTLN5Ucqs2uEee04bAbLvgxSuWJZZ7eZLGGTGkTXJrvl59KqbBeoXbFzS20pKVTBBMpUpUsGMtako6M80grb2be_uIZIK1razkWGGJh9WSfIh3TAg8avWAyiz3dgBke0_bjEEmoduX6PNDAwbadDiw_7BLrtnER9wwAsn0uOPEfc41OaX67aWurztjYCL1Ls4EF5FTNU0Xwg9V8oYRJ3ZJ65aKbsAgNKyuj7DiJGo6uerV5ol.6.SLvJV.r1PWLxZWEt9H65xVb0GUWmk8yOaiN.SkgABXyvMSgixiRum4eDWtrFMqYs38mkyRBx5SNxs4WSA2a7MzEEgl4w1Wu8H5pw.Jz8qxumg71goo_0A3kKReZdYxFJQmeDc9dhP.s6qbc5aN0JKoCZi2OicmXOgko996EMco2m83b7k2cOSpYJGqdR9p8DI5MNeFheNSfSdeHnHz7tqIuFL_ZpSPB4u1cZ0Mqu4eUwNQw0PjNMB_9DCT9tTppLiMHZbMYoGMbKYN",mdrd: "bJG0hp1gaR1tjs54xf8KufXyVQEdTQMu8CXzKp_xALo-1739199062-1.2.1.1-GEVEShMWpv0prxvzfBhnG2Qp3q2WlG8GZQLQySjhmoaUyCVnz7sLvko6SJMXyD0IP5F6oz9otVoZLSaXoXYG1Rvn7nUzkNRjdRFx1zDYsSt43F9ZfwPNU20NWRykSY0AEr6U0fs5wO_IVyu9uHNQAJlT8VxsT4IEZnqVQkkBw8dTJFAi7xPkvVGSgnIEUats3ikZ4M2_z0UQFyiJ01tcP6ADN07.VWr5YXE3fn1.9OIvDZmKhEqth5GJmbpqAqz_69Q.vYAaRHQ77iKGPGOiynbhKwQby1_9Aod5cI3LrT9KQW_F3jSQ0z49EJvn.4HMuZVuRD3p3DH02YKjDFE_MQWOCWdphUlaRGeyqBq6.juiU1QMGD8YPC4FJijuHJmIfpRZEJd6H.8LPIDYa.FMxlHj2RkSm_SseneZo6hNxc_K5nucsRSQqmHH0pRoHKsQHlkf9kSm5bQT3xh1JCIQglQH1lsBvsgIq0tA70Syd45Bo_V15xJzm0gbhsXHTR.ZbToDfU9eUDcfrbz.CeQwafQh.884o5YRIbFoy2bgZGutMg2U8_sSJ6DSsmsEfBqMgfRTrP04BguRhDX3EruEEXHCsmIQV9FIboC4hkOdygx3iyyZkDQZBgc31IBRmx2xNp.g5pRqD6iPBs4idVbtjLXHbleFVUco3Snam_LVm9bvVf8aBAGDKhOPMQoMaIWlG2As2ht5XYeIoDm.FtWIJsr_mP4L4ZLyDz7GgvL00YeFwYnJypCUJZkHW4lcOyK.30QaVAF3H0yXrCrwRlIyOmm_9xmpc.VGDcDD_zLKmxGgu.ZUDZD1C6_gqFjgpOH5fddbhDoGpYbGwNijR7kT14E9tqXj8k6h2A0d2LyuboXAYeFdci8sQVKff4Lih2GQSqUiRsx3bFxqHwSqjVLw1asbebQK7u9ls9_NwPHN0b3o9erM5D.HWdIejVzHOr_buSRFlnzI4c_i5yklVAEO04NuYhYYAcWvnAStq39LAzjgjL.CjMTTndRtuDaAkQZj5cFj2TJe.K10AIn.dX2ZXkbPVsw8S_dYjAgtz9aZH81mAgwuaHe5XAvEqt4ujisWDoXyBsr0NqGtCpRJQ5tJt6aWKnMBNQf1IDj.NnMgMAvkE0CPHzBJC5KqKDc8h_pGsEgIBttpB2EAyw0aRVE_kb8N7HO4gVk2PdmS2tQ1_7dvlGyNTUslAogAWjjyCaVrvTlFsM_vTaG12uS9p_coVeHLTBisMB_YiYJyid4C9.QFuPcsctqH00g2Hi8j390mhbd7zbpmvLJueAxZoxpkIiKu902SJlK5FVrOPSLZgfQqgS4fCUJqwFnDbT1EUIkSvf9hd4T9v5J8129vCKSL1L6LMvBkh_HHBHpQhijU9M9lNjJoYs6M0tKTfjH7T_u4WlyUl0CV0g3h83LXtiQcIwEPssZlyozRxFa3VD.VgCjrCP2.sD6Y_Nej3AwDD6iivJbKi86C7ejhTwur7etCkFb7bONFU31vkJVqaoFL0m0PWrDOkNhT.Gtx_Uh3eN8QwDIoL.iug0WecCnZqXtfIWjPXvf6s2Nw6PzeL.Ad1Yp5db0cp.zS6rkDCUFq0flnXT1xl1jxpvvwAvB70gAzQnJ8uEaVxYDUMwEcKMN9jVeZ3zw.xnEG4cizpcnzklofZ9eaM9WOotLgwG9px_Qh_tWLad_kBZIeSxCgFdI4SGVj.qIBC9Y2IW5qQa5eRd.sFUE3F9tZut.ildec710QQ5272WXj4Gt0fXawkWwlBUmuqjDo1ncmLc11PvNd9ObNxHO21B9qZj0Q0qNCxytMAFDsD1outv83izNQG.x8.Wc"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcea3c1b288f29';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\/1974085263?__cf_chl_rt_tk=pck4A0FTOW895rWlv_0YzTY52zuUjfOCxfO6Zyng_iM-1739199062-1.0.1.1-I9h3MpzqnhpzAWFSurchUCSrK0sRRpDWBivrpkXfpRI" + 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