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-249006762765.mit-edu.top/post/5041962387

  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-249006762765.mit-edu.top",cType: 'managed',cRay: '90f3c1c03f1fc977',cH: 'Cd2UF9MEmQOg18aUMO4yTtUbcCGKWhVaG92c8lKORy4-1739103032-1.2.1.1-byM5lngXrg6ULXKuszyjCAFpd_3iMEPckz9PxxCmkrB5IYmq23CElN53x9D16WEE',cUPMDTk: "\/post\/5041962387?__cf_chl_tk=DfrcD3pc4Wr4lqWskKnXnvhkNFJMrVq6JuKJNt3K7Mw-1739103032-1.0.1.1-nVbZ2O5gP3ZHUcEjvz3pSYq3ny0Ag5qXyLpEu6utUC4",cFPWv: 'g',cITimeS: '1739103032',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5041962387?__cf_chl_f_tk=DfrcD3pc4Wr4lqWskKnXnvhkNFJMrVq6JuKJNt3K7Mw-1739103032-1.0.1.1-nVbZ2O5gP3ZHUcEjvz3pSYq3ny0Ag5qXyLpEu6utUC4",md: "qLRlzEBQ6SLqUpHPmTR8soPenS7zcmciClhWKF7a4Dk-1739103032-1.2.1.1-U7sa45HWXk39YhrI4KB8dX1ALc0xF_779T_X0SkJTT0Z7zlHs0Fq6o1pVcd8M2iAZ_r1YxarNG5n1diZscoMVVOLrEdgbYPtXvOvpIroR.36GEnph6gjef7dPTrLIr4lk6nlfqrvcVtdDFSuJs64YAZkhzLc6LY_os5Q8pnHnSCZ0kFFI7UpcvKAYXrKiNG8g..nX_GSyKQxWZJ5nmWjINOkM4HiEJ_b_dJWcqaYmhJCQ.MB8ChDV14hJLUvIdRZ_BMUhhL1VHl5dfhx8TvZVfobMLa1ZQjcWdc6IqWOUd2V6Y_wQVzrr4MEk_KpVA8wq8JmesoWruiXY2ltHBfDJ.TEDwgegDdSKcw.b5boknAJmR.tpZaiufzr.PEvktgsn_hv1WA35V2iVSGPtVR8oNIkhkbyD9sfoaZ70UKpGLK4Gc4ypz3015coiX9svOoZ5bq5SlHuhYMk35PdAziuUgdfGVnfB8bgYTVwHwr_.f6er366bl9xEF.VCIHL9Wfq3FtXaRLzote_d1ncVNlDMTFo_GXqUCeEN.cBBzWuphO5QnagIIsLPC7yL3OUrwyLe7KjtGdp8h33UHH7qp_cVgog2O0a1EGA2kWxdAwJFLWnEJMqYEzzM5EQIDA6DwHMrBdwZEYVZEzAR.uoVcuRy3tWQSYS18FboC3rkamw_lByIudI1Y8Dsyt0ztYsMkR2NyZ5opkaGj5WHGMJllugR571X.p_zr4Dylj7I0Bt.jjqfZ214HwGtsfyaHlPdxGYBNTakO6lAjUxufCTylUVUIrszGZW3H96.GJnkB1XXLHsJZfM9JqCal4GyEsHVVVvIfsSDglu9kjp.3Sx.cmtNuYzQcrfox2p7vTSv0oaxR4N_FYkAn4mXS2ZQDnYcRyxWS5DvYJjE6NaS99_mpGZa6vo7t8htpF1IZirNXrjVs0Si8J5DePh3YhWldXD5IH58NsOxgHMEwPLMr3T4oy7HAYg7Cp1GO8f0bJshM3POald2FAdLN0Dcv26p3IGa_QytCAC9sxL5muYOVkhDL4K8HIUf8SJUeDsNYOIp0wE3s3eDZPJpyJPSf6WGRCUfNIDLONrEjfBIr3VqMRSdIJKNI6my6KlzHD_jNrixiVljIzKO4yxoJbgLJswjlJUvxf50rWnv2hZo1JiONT_V.SgirNjrSXEjWuCubN53hoec2RYpeI1nFyq7t3ERzSpFKhkVTZeF741rHpS0E8OZengV44yc0ToAEK3AI.zizI8HRaDtyE4Qf4BFem.anMZn38sdcZ5m6QbwpDUDssjrUjSWvzricUc.2DgAipfj1BQD8Z9YvlBTsn_fhXtenDpxACeIfr67vdEFg4L5z7LBq4D_I2UWCUTyJhHked1Rb9s.lWX8HCcg54wKk0ol_.z76g875NFft7wF5ph.d_Ov9kRr94s_RzqRqygiVLXNKm3._bsw9Bukpchbg_7_YP6njS2XyxFIULKDtnYlu0eYGOchJUiiSd1mN8BemEVCabc5GXeRU0JZw2WaxyrTcoisIf6CjF3KCmTWLf.eWniRa.ejYBoUPJCHuc_aFIDIdZItGAbslqPGY_VfokDcmpq0kpn57cSWk023EkIdfip6nR4FZmVQEPBHfLedt805wFTMBvOdrynqggpURuesZcouHkVVEFK7dpj_mbz33klDJmCLeXJm4O21.zxjxJGGIQ9N28SEIl1oZqdOrfZSaIf9nsOHb1ObojhicwMpTvWbywXAeWN8E_QTNLEUFAihvj5jndB4.5kkjdYZUKveEjrpsBBJydZMpIUDu9uFCV.bGG6aAtO0SxwV97ypUJ3NXKM.g4xAHLK3ad6Oq4BDIEJPWbx7MAXNdYByRe5T.4vYLPuJjMo9uDhF.Oc8iNSY7BNUWW_51Yk3fbGBFWKGLFWO3p8mJ4fLRvD5z7AZvLS2ZosspQqqxEnQ.nEBafHnFgRgIEhNZqaZQC2W.kXZ7aLQN6RO6YN.3JHu5gdhDwsH4MjN48o57a7EOruj3SAwZe7f42BM4dvFOZBpTRnpF_Soea5K0tHFRWiTJxpIV0.iK6rK1aPP0DZxtzI7Owws4AgEZ5GxXhEcmQUjLXtYQpCzZtWqQWn9XelbQ7yc2mqvrs.QVZrL_KXxO_WSh_NYfUfmjXmQ7192Dqt1LYp5_mxT2hIJzI7NnUkWF.Yb3Nkf_q1EzVosbtRzRrt7Dlneog9BGUntVcNz4PqrEnJDmEId79Q",mdrd: "JMq7RxbgvdRAp1pf1xrQpZZcW377VnRaUZpGKWlN8ew-1739103032-1.2.1.1-g5mWdOu7UuZbyMjMqLMEYzi6Zra9UKoHGYu8GUZ9tK2SpfFbIa1QDCq.lLQ7473JyNx.zuVENujncZNOiSMYlX1aP5efk8kyCnutUSZu56J9fVKSXI0EtFvKmuGCDkytEFQPOzYmoZNteSsLG98PdJtUCIrtTVVRNPT7WugfeQ44XFJo88uZ6hCCzbcnZGn9n6_e9fSUbXpUz5mWaTXqq4eRM1ARZMv7BOYlL0rjfbGjHdhMieC9Lyb1Zv_rGTMO53b2MZMJWTIUjlVwFp5StNUYRqk_.BV55MDhrqZSvOwFvmYDl0fAcuh5fQJS6g.YFZapkMJ2l.Swa152471JDqxSZiHnZICfG.kSn0mJdgarcHiAimQMjWM0OKdRGcZcpbY48EUfvTYZg.7MbNzx8oS54hH1PBMe4Q3pLNlfxt1uBOI68A6A3EFx1lKTiafgrWSDtogYEifCdtwyaM20aDU4q3wpTcrHKj4MYjF4QxJsLcchDxjuTwa9zK3MmxjEUAqvpKS4_.aEfqKfKlhaarv7VQttEm6Wd2D3t7izM3zCj0zblb.7fapMv1U7dCNxCiNp1jv96VZmfqgYqK2GBE_FlSQX21MfwTDfcAvcWDgF0Y381x8aweTNZrcoM2687YyJeXZGoiG6jmvqDjIzZMRYNWwvSBNMUhROYk5oOwbVZ1aDGloqL668pslrJ33zrrRJGjW9e5n6D0strdBaM5mpsAv0gwSZJTz9GTCqs6yzbJtApegbF.1B_m5cU0ZwS2xOQWoUjZ9NBVhBUBjwm4NV18lYgV5PN3mgEDDV8dYnjcdg5v5vrq4EtM0AiZpnSg__cyENrGXxoZwUHPjtyModX_D7qLxlmEKm4_dW3yTcMKiMnbpnbbXTJ832ztQTLkFa1wn9OyvLHx4vYJGWEplQuXOiT_ekSdkn54jl5TwrmUbxvRz7NVRyJpnzA0kctD8KJ8qEG1sZm1WqWIZvLKZcYeSR_kB2ku5O_ognSXayKOMXqewFU9SyVUeOYK8UYr30NcSScWHdwFBxKICgsNvVN5RASw5HLK8w6doUyFRvuCeJqkKktYWZc7NoI_3YRS1c9YMsY9FE7jYC7cEuFXtZrUh6yQUxo62c_2d1NCKADfI6NKA4Pg55ab7sWB_cp0NbZTWYfO1MAsxjTB59KBlv4Flp6LK1nZEbdaBwxI3KMxLrPQjyFrBILKVejv52Qnax1jErb5mBVATsghA6Dg35OvJdl7nhnXbAyrW69Zaly.3999kkd_DREHOu_uhVV6L4GjRXPTbzbmklq7XDplUu_oGfkglDiaczlGTygVBg0l5LF999c9LJ1fGVoarzhI7f7OLzStOFBz96WiwxeHd1vFFNKUhjo09PCVEQj82A3FW4TuHkVyQR3A.pZZzdtbX26qgj1zuqx6SSPEaFGin6uqMTRPtZe.VV_29ztT9x5SiD0YmdohMxUDLzMHpp4FBVDb.Lu30_DbHEOmRcHJBV_XE8z6RbUYmeGyt8KM9K5QjAhLVMZYJGaNJjUG348dl7eGEehBAMpvOZ2ueU.Qi4Z6virFHslV1H_KlcErzqUqaXWwgQqJCNfU6CfIpUxSkmLzZtv8fgHC0Khfw5I_fNo4C7Cinl8ih0m0RDP.HFdv1XQcc0BEqQVEQi0vUH0SSX7LsoHGC5brHrGZxkEJU79yOjHv2VanDWz8gIPtPhazKDLQbuxfRGgfH8jtmRJk294iK6NTG5.tlJoZ0IX.fX5UXiKs5Rz.COUpg.9M1y5uwUdglQW826Gu.xvmwcIriDwKCxibDa9oq.GGHdWQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3c1c03f1fc977';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\/5041962387?__cf_chl_rt_tk=DfrcD3pc4Wr4lqWskKnXnvhkNFJMrVq6JuKJNt3K7Mw-1739103032-1.0.1.1-nVbZ2O5gP3ZHUcEjvz3pSYq3ny0Ag5qXyLpEu6utUC4" + 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