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-864460374135.mit-edu.top/post/3596478120

  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-864460374135.mit-edu.top",cType: 'managed',cRay: '9110bc97ae9fa0ca',cH: 'DiSJ0uJe14OW3bcg.UeX2iOz7h_3iNYv2uZltFWnAZc-1739406908-1.2.1.1-WGhiRk5jL92dHFpBjuf8i2.0nvqdnukX_AvRRUJp00ozJHspxHd10r4VHhnF960R',cUPMDTk: "\/post\/3596478120?__cf_chl_tk=29Wrqiu8fu0Id7Hb8v36bRUv4nA0HEpzuq.cyYcAwZU-1739406908-1.0.1.1-xePb1tiP6meYm6uHDt4EGKEMDlIg6j31MDDiElmfQ2g",cFPWv: 'b',cITimeS: '1739406908',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3596478120?__cf_chl_f_tk=29Wrqiu8fu0Id7Hb8v36bRUv4nA0HEpzuq.cyYcAwZU-1739406908-1.0.1.1-xePb1tiP6meYm6uHDt4EGKEMDlIg6j31MDDiElmfQ2g",md: "8PIQSTPPpo_YNH8mVLDAbbElQIT7OshdeanThuSyML4-1739406908-1.2.1.1-0lCBOKyoEozcjBSwF5S2rC63Yiu7rluPMWsSSKTxlE5.HoD8YyLeD6YLDRzocZXJWxFXBZ_6H2HRDG8Cz1VqiDed0TPTXrlfq0AVz0idK70ftOPMba.uP7uS.jB61IrT4yG4rMvd2JV6nwWS4oXXrI69GFd9dh_BfF63IlDVWJxZZ.tEvKJqS16GdHsnp4SSN0WYbGdJ_I09o1..vWLnm8vUcDJZcJ5xlwYBY03Rr94yPo9UPkPLH_Yqh3OzotjMWWpBPSWeubNCx4uHPSBjFcrh9GmzeOjYyIH8Do61AhpN3ItfZLf3yqBvDzgd5tE3wGwDtFZoVFaT711R6W7PCaiufuhcEZkqnJhrwQfAMVJ1E89umriIC9RAlR0CBZTFxMrF_Yn9oiNPzCBsu7bixgmdV_kdWSzEvygZar9d8aEyyxvJBjlSXTQRcr.piZgc2tg7GgfIE36iO1XQeER0Z4vW_ClRD4A.d.IEzTJOMq7soYZLUsGyRF7LJRAHNHGdUh0acAt8p9E.P9PWxulbpOqS.9go5r.6xAyTYR_fuiQSZy.gZMS3F_4vf1COee.kjXYIn01iE0FBzr00BjYoIObi_0GZYrkwX8oYm5HQJihgIoC8RxkDyEPYamqZ8G0YVcfu8DgWBLTFAIts2f8R7z3yGaefFeKEiu08d3heaf1s8nUalv8mo.aosKmsboqMIMk4mPeZ7pN.wZ2LWg9C0_GuSQ8xcmcIDmt49GYtMBemUAg56NcX5JrFbeoLB8_GCaVMIRKr9kKj61HIMRdCXasjOZ5mBJY1tE8llnvh7l3QFFRm3ttD4igaKPCArNWAbvEipdDkEpSveh9T64oq3jedP6WTOYUQx6zNkMX.tfqB6EnnnxuR0iJZqEl2LRTjiKDI2sd8lLg9gGK8P2buDJT8XLX4ZHaY8NsCrTUaZosN9EydX9OO1scKFY.r5n5eNd_leO9ff7wQB.Y5Yz0DMLAL.BNS9.Yx1K0caaZJTIjWo40pvn.OQg5n9Pi2rretxTygzMjUH11rlb0rojtO6YNGMhMn4CxQGepYb1DwQE7h7FR6SdVd3_UEgyEHKRCuqO471oQ2w9gd1VcnapvMqMHMoxaXo1QeR4KIauQ7q6cpfzG26o67Aw7Hyf5TtVRU.FlrxJikimBubKRNM2PrLDx7iN3BP7Y1.LiNm2Felkit_SBjIYQ4fJ_o4_mmr6YUGuhX3pJEyKYSXpPJEg2k0xbZZbSDhfu3GtMn8d78QNRrDZzSzHktEwIa1Q5_vwdtXYVVVbojQebzA.QjES6W_IJzIk2rMhxCsgVNXyQjLN6L8nmjUNIdcWYPY5RilGVEI0XxdFeX4YdI3XRYoINMfDr7ayhW1QY7QWRls9mG6eF8phxlnl4CBVvrI.EgHVZ73d0JnWAX5tXM4xpoRtsashYyIpQ82nn.0XfJivdt7UOJrCHZulqECaL4LbgxZjn2HjCj0Ahr5r5UqBPp8On0vf_mY4Sibu_Sq6o5KDXw2eAuLngus9ywEQ2jQ.0lo9Vesz_hTXX8ZuCLeQVm8n_Chh0QAET3vy1wet_6Z5PQbMyCIAsbd7fH5Z5ouxBGK.ZxHO3LP1Bk310pUZBdgmQ4C6hblD3gKMUZznqvSY5fMPKvTt0Fe.tyDK_2_zqRz0aFahVdeWKCO9HMmsdxwRFw7P5ZHgmvtMO0Qx565rpX7tg8p5kFEO9xzhMBcRrY0NmD6ODnu69aq6hAw7EzOtcZZ8KZ9yJGC5EGsfiFQpRN2BDSa22GQt6fcu2_Djpzl__E_IC7xECjrdDg43dYgYMWz7D_HP2KTdBz8S0QI6nV2x9NCWUoIYB0R6VmHXPLTceMU2.UfFXFxH72ktfM8cVkcjKM_wYXzFCyf_EjG9eM5v7d0Zv1LkKEXnVg2KQISjeaWWGV.82nRWMcrswTAKIotI8_lB_i7aoB1XgpgPHoAYIgOFqYCZgiF1a61TvC2YqTF__wGv.RmxP.OUBw5MXHa2jbYXNyHqnMoyaAfRQ2roIBMw3PZExDO1pAPs_DxKG_NseNVaniiXx16YijWbpa75Rgcero3YgqBV62vmw10iU2E9TlltWe80IqWh6llCYsgxuFxd9Hcml7L01_rqWthmfGbDoEEcpTV_Le3luqMqJkz2mwALvEVKRKfKaJaPcSYkGXsiGJzWZFcl_XXQkHCa4JA.hAQlFktaygZILaKBMKNKRqbnjzRhChhFOICsRU",mdrd: "Yuo7tknMicnumu_vse6q_qS.mrQRtVw1KQIoXTHvogg-1739406908-1.2.1.1-QtXJrSqKNb_ANes4xu3W9gj.pOQ6tvQ32SiYnelTyEZ1Q6MH.UbaP_gF2MqRqHujvQniJxTUhUYMiWXgUzK1olUl49_7_NvWXpyQeL5YotUK7UQt3OCH_Rf4PqI3wW1uxUgONz8g5dKDQj7nHaPVmXxQreCn9sAmzBHIcvmF.L4ep1UvZtdgIGDeTRjpNuuakNI.8SPEL4Jl9InE_2wPzpz8FoLfH5_vkJS1NaZlmevO1mAhPFXBN7yy61GheGjHH.47L9OM3G7czosvEnglBGjiC6DUhhMiUk0dTFo1Tb9HGR0AhdskSje5nKGJGzOHowIseOP8oAoNfmTPTeUW9fHmWiq26Fm9J2SwkD6T4V5tYfEPb00KeDTzLfZkuNKEORQKWkd71S7wvj3y7vdyilT_Z0NH8LrE32jqEHEO0y2j_vh77r2ktt5VhgaovQpuy2vs4T3mIf7.xsq9PzWV2S0cUzDrRIsbjkt7ModRVoF_cs6RpteX6_oxUd5IxUdIOnE2ON.39rx2RBJljlqkPH62kJYSf6hnWwROh4qO_pLX8apFniM4fZ5FOgyeqzDSMdhcBbVGD_33tDnOmk0EH_psBoLYzXPfXbA.eIbQIKR.AGweA28YiInjwXMn86DFfRqkjTSIq8kKvqYvl25b9aNf08dCbG4PJ4p1ddcI6OUSGtVoWov0.6g4Kx23v0_7B9B83wkMwfEn.clolShaZViSZDY1Lkz1mAiuZgCbae1mpQl1UwAYB.wTTEHxVUMMEeMxtv_NEU2ji8QoNEYPZpDPoZY0HV6i5B3NstkinjBnd5_gI7xjrmKmmMPHrWLtg8n3iQR9xnXCnBsGYlbE.vl7iE7Zyco_TcgcxiZo8lB5fhSMQnBdM9SeDzrdKNioamfn2C0FhrttGQ0hQoo9skJ8VFJeePVjMeci1k.FgCtEtcftI8V951_ZaUi0By_JTsIWDouAnSNooYIWjAjBPSRpqIptdkZ8duL1JsvgWxs0lNuY3SH3Vs7ibj4zrMIbXCKRvLh73o5QHyyPOR9xHgu5PO4lGLSyWwHA4ZMDDmR_QLJc4zrJleM9zIHzKIhWXYbCfQUrjehck9Nanv5hX6GCoXtmD75WsNbFFtwZrk55Rdw3WEQJgzfSq1FTZQ3JcKhRZsnog8YBOarVbhlLlCVWkhYginIX2CvgpreB1KAk6Yg6p9FjNQwGFu33AwMXwshLvexOgp9uBoQtJA1hoHkMJ7MSBRQa4l9QjDJf6puKdIYLrqDZjcOcFa44DvU7hr3WjsJ70OTXi_vyqPrIhWFq3ceJQm5tq8U3r.pnc2kOY8nejVV9Bg6taaZ8R0LcoqKjZlVILE353zSNrKy2KgQ5urKNxBcQo3gkcKkXvYO_Jf0b_J0kDgRh_5laYy3o5xBDbBD8x1J4.HZkLDszB6zsvdBzKmzAYHQbGPhT2Vurv5SFWNE9F1Rb6Lwg.XQUt18OhBFUoa4WCWy6jgRqNYqh2zoHHdgpS2uKTIkbcZ7LyNxwlkr55uDXnqDbhow0j3A_9ZqeMt33w2lnSnoyWA4oyVS0CWdNr4H__L8XGqEoscZMdN1oAqYGMyhLu8kOvqqtGarAz7zX097ZkzXrqeWs6ug5IUkZM.tYD_HvXitSPmDAZ5OL5cH2bONVU4yG.wxeEoQaaL8dw.dBtUc9h1agY_N6RA_6radVA_p7.7l0cFQaE97SzPntyEjLQcie6h8xn4PeiKnsKbWBK_GqoutMi.aJocDuugTY2hWtk2mtxi6bqm3QDNrYV6ssVqH_vlsYFi.ipkLOn3gsCUA9Uogzhn6PdKA9UFgamb8YaAc"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110bc97ae9fa0ca';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\/3596478120?__cf_chl_rt_tk=29Wrqiu8fu0Id7Hb8v36bRUv4nA0HEpzuq.cyYcAwZU-1739406908-1.0.1.1-xePb1tiP6meYm6uHDt4EGKEMDlIg6j31MDDiElmfQ2g" + 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