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-aff5ti0fl.mit-edu.top/post/0354976218

  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: "blog-aff5ti0fl.mit-edu.top",cType: 'managed',cRay: '90f3abec2ae2058b',cH: 'QdSVuVzKdLhU0.pV.qRIiX42xFPnLkOKkkMqhiEfnhY-1739102138-1.2.1.1-8Bshyse4McPLf.AqUkKzZM86rgcUS1MsWnEnqWxcIlm3vQdIvh5LdjQKvbXrxJNW',cUPMDTk: "\/post\/0354976218?__cf_chl_tk=sSeBL_yM_kB7DHrCQT7QwTAAF5c5E453oxMGsYEVJ_s-1739102138-1.0.1.1-TbBzTpgJJfMd.8luJwCcbpHmFPn6zY4flSqpPx1jsRE",cFPWv: 'g',cITimeS: '1739102138',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0354976218?__cf_chl_f_tk=sSeBL_yM_kB7DHrCQT7QwTAAF5c5E453oxMGsYEVJ_s-1739102138-1.0.1.1-TbBzTpgJJfMd.8luJwCcbpHmFPn6zY4flSqpPx1jsRE",md: "WeXf9S4qpB3W026r6moU2TG9huRQh51iC3Su6eFUO.I-1739102138-1.2.1.1-XVxwem7W7NiJCRYAzq.MrdaNRqvzdrX11UKV.kHVzWkoKX24nKssJofd7oqoLFpgeExTK2XAqmG7kLJaj8BsieqLdOqfDIcrJ2RLJK.EFbXTy5HOEVyT8BCzqIbVaib4RvdctJx.Dtz4rdLlA_BI8xc_zcPszwgvVqVTgAdgIn.72nT5x.OCHMYdA29hPNXUMdGrPPcyhmVZ8oDw897vneDwwPN86JX8_mgXmZwzGOIgtWvnRP1ZoQlirvnL6v5Ww884vOWfh2U6AFg783xLItNh8.GGyJI_UFx6yUc8.hry88NZL0lYQOho5ayPbKpFj59B1s5s7LPZcQZ11wHt8_rQ3ft7gSq7.ON.uVDZ305VnQ1Qhs0RcuD3sZyGUeBRIWnUAotmz3QbCcKQaEMlmix2at4zOQ80nQd_daTigC1U_EbkESL_i0K1emJHXbLtVssQtb0EyKSJqNb8RuTCwLjASilZje1_vCWIl5His86ex3EXCKoD_a8xwj3W27mlgEL7r_b.qKO_PsT7lq7nlA_OYePubuYwLprPhMXPlWzgAMymhYyRwrPDeDP1_wolP59DgH2v.ulRNMiM3FIK1RQJvxtS_EC4VB0ooi0J3y0L.qSpsOLupG0DnLOi7Ef02zykiMNWjhHZ5vyFhV5dwlitEzyUfZUW.RMwmZH8uqnk9YL23kKgyNi8Dt.9tLSwf4gSmzSL3Izo0FKUVe4SwEndgmwKr1wZWGeYB6TjC4emUMieF7gppx4KTHLRLFecrAHWlDpKOZ3YniMAJjvM.vlKTv._WdfsnFZQQ9fTQ6mkfROe6mZy0wl3YcEHfodcNesR6ECteoWWTCrXZLq9GkPfx5o0hwh7aQWUz_TEzJuMavAV1zQA.c47_4PtlJJ.L691KPpaNErFmvRzaxQB1ZppF.2gIDCRc_owTqnOnyyAhGwbJuU5ngM_dxzQADxD0coSEMin7AWcUtiPXPX.SKIyd60d2ekD5evxD8xVfQJhQWyGpQ1e3W8c4SxZjionxyYZ5oTcs2saRlvyUWUlrbH0hRyFoSM5IFtqhPVCeEDy0O1PploitA1srmPuUeXuIH7Eo_z3xdEH.kWRWr8E_Rz0gHOP_A1769A2cXvDHfRaxnJ5sgrPc2jzZ2CpRxLvkETKkVL5iaLP7E68swYqPXOythC9QzF2XNb4ruQKcfCwDBzgVu8BRyvHl9ElwjpMxtC.LC2wjiHO3TkIvaMHeSD.sfvY1AxcRIEXg9rJUL9fuAHN.ghEuddvjPA3JObhQmSqG0NBLjJk2N3mowbYQDBNhj7k.cDIl10AEMoO3CiUO3KzjRm4ZrlZ4n89rfYzzjecRxrwrzO_ms4SCM2h8ANFV7kDRRsAYPNQA7i2Ng5OaLm9HwqYHg.RwKeM3tKys15zM5HB0uWY4AI7M60Ic2ubDmC6u_LbmHPXUY.zT6UDEl4CXb5V7qN6g81dLXiP3y4XtFYx7Wt6QYnWTXoxKWYKQbdluLmLzfH.7xY_tfUCE2Ga.xE6HOVawA2fjcKShBdjCdU4ukPQSGIDNc7AvpOCrEFBLWrMSliSv2jHAQzjDeVFHudmfO551onqUv5UafLKn8cJAKRvJD.vuxEzl2x0Ehk63CphkllrSKIQvUhFtFQ1RMG6KpnVFhbbDtAacikpta5ynVVJ1CLVeLYAf5B.3mc6mfMJAbrCn.V9On9JAA7ntTUUHdMLl71ScAslJr1LL7Nm2rRnoMLjIditentyrZAQZZhaR7SGG3oW36Ji6Ymk60h.6DnjnvnP2ifMLSdThKXd3derDjd7LIXmSS5_J71DVGMzgd8pREiFjX8dR5nKl06b1UKIyWnvduPvsyajQz2ghy3SvHfJAuHiSXjRlcFhRx9HxgtEWDxvxPWLKdg8a4pzVd_DFI7Ng5bogGOnUArFqDt2hSEEsH3xUQZSRBLMtrLKvbpOG_XNJcLD2Jz64oSYgTxt01d78PL9Ml7O4MrAd6ZTf73Wwt0Mcy706tsf4NJl.Rd3xiVoHGMVERH2qHK_wFZqfmO3Rd3MZEziMJIS8_IkwOZnFZMHjiz63Z0X2LwGyCzQM8xyOo7rROGXsF2ziyKyFMqHqNS5fRscO823BpSTZKoUlrrQSlt2zoYjbg5gwlhSmF6px3Yn7KTDx3n.dzMBlUSgJl5GfivsAs9G1SfseHzd1JLZhcfsFY1Ro8AcCrHxzTYBM8PYJUpU3iiy3NJZ86AElPlg",mdrd: "FblaqcfhAi65zL8cJcGtXhx78JTVJgC36NNKe5ZPRZQ-1739102138-1.2.1.1-fe4okXzpD.HwSQUTzqyafW15aZxkzZuGMss05th6TbqtyYpJySKrs.oKb..VxMXUdVehl2h99z11LDjXLT9FXzm52MV.qkTVh9cs971N3cDGLtXnVlaLU8k_VlhViknQCDZosiFDdef91LuO.evIAMZmI3ulD1.eb.fXwYLVwX3zbu4ER3rSijr4ELjRK5AJLXcl3MyFh2bJZ7clDUtCsVZQwVG7mxkPFbqvhxmjB_Jla_rgfH8brQzhscEdbPpNgbdhzlNxaaytF5iC68TsEprC8DZJgmR9kvXFDzTs..VaWUL5x1mID_VAVUY_iJHQJBsCmnB2xi6wwDyU_8YeI5xF.CZXypopLswdOAFAi1vBYqfM7zdxD4swj5jW2qGFx3UvM7TmL6jGvgwKnXTZTE8gH8yGZDHhrLycmlakOPjvnB49US0S4Rc5x_gFYz0KS1jwNGU7Xglqf8wyev.tY9SCO2bf734jeQYZEd650PZqwPXH0GMaBz8OjozwpAe0UlLNwfufJnvgmytNOTWOR2xhjDsBvHbwkNDBxJ7tf_7UZlJVJ6P5sCYSzzTvupz244T4eMG0lks63Le2cLH3EOvV0c1yXo6MU_qV5PPBTfqX8y5uVnfY6ay7MVP1Pq0d2vKvqPVKo9_6wIWJBphXiUsyOyf7RRhNtXGnw0wm8jHMbRX1eo3BDoRgk0icgC0ciVFm5k9RBrlPUpUwPrbYWfvel6Yo1M_PGLCBAMLHAR4hbm3JW_ocP80_Z_Bkq2yw4e7.KWvsLfDotQVYudfJ0OgoFxMFRzcjhVGECOaczYKb3z1J1g7QXmCRHwef8lhBbI4SeRy3MKe_7e49.Zv7.STIrXoOS6prh44J23VX6oxb4IO94M4q7YRRkn0pHtNEMV6TilmVmXRZs7XNp6k65nEB8pp0QtXUKlg6sQqg5Ie0kme7xQGQM8c59mALtfk3eSU4wW.s_at9y0Y5qtkghBK6rIt8DK9uNbLArIAEJuaGcVKX9ykpOdSV0QcAMb8md7qrQo7GuScRcldXGnBwZM1uf._lLJJP6oQb2jGP2ep3nDKLx_AVZV6wWFRkQXnB4mpvCfKR3WbC_DXciUhDOCW6XTzmJFPOw_xEPQcZJ8iB6JUTK19HCNSwxhH9wUC1FdBATKoUZHGg__XTQwqaaJ1B7uT3c_omyWc.bDPekRNiAw98qS7AQOAbfy59g2FX89igAhdvig7AXcKHik6JrmfFDwA3rB7_o1jXlcRJJUPVAF8fIWAG8wwtiSN._PlzzxhimGWvcj40UhkVHyYAI27OtMKGB5bfqilMxCG_0dS0W8QU3ASd8A62cd6MoQezkg3jCx5IhdH9LDOv_w6Cs0x8ULgX1rXS_BrANDOOC65Kc0qUFiMHon5vcGHYzpU53tUA4JUcFPMVBlUKU3KBbJ5..jBfQv6JukCEYEolbdv4K5QcBG2oGv1hwd1jvTAElvf1dHDTM2sOfy25hofglUPS5uQ2Eu_KnsVZQGPc83MvgQ4tY24BY97LU3xBTYI_UBePC7tn6W1Z09yEx10JKWrm_uLKVZJttw7tNGbdADOIMuENKz58dvTOBrSgaGCf4hnvmLAuPYBxGdzs9Btoy1A_q9Y6TMY8Q6aFDw7wATSxylXyEdIz_PksvNGAv4GRzCoC_JDJNDi0BiQwvSrDXgzKU6uZvTTt9J5qNurPkNaa.AZYLRyEJde7JNljyFdY07iQ2y6FjddwBxd_BMueYkjnmbb4hm9txUnpdsrk1cCnsGcMG7vAwIcGz1arOL9asrux.uNI610mB_lMoZAVNZUBpz8WGF.U8JE2c2TfshE.IU8ENfGwnTcjMWk7etf3"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3abec2ae2058b';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\/0354976218?__cf_chl_rt_tk=sSeBL_yM_kB7DHrCQT7QwTAAF5c5E453oxMGsYEVJ_s-1739102138-1.0.1.1-TbBzTpgJJfMd.8luJwCcbpHmFPn6zY4flSqpPx1jsRE" + 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