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-868844550270.mit-edu.top/post/6879204135

  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-868844550270.mit-edu.top",cType: 'managed',cRay: '90f3afca9ee62052',cH: 'oRjCxbPnIV5LChEjRt6OYkqNVMHwy418Pd3x93ZuwnQ-1739102296-1.2.1.1-etfzg7lhKLiNv_r1uixL.adj4YknJQxQKP.Am0.9lzRWLjF3gSIOrJoCef91k1Fv',cUPMDTk: "\/post\/6879204135?__cf_chl_tk=Dbjcs1oLTy9JQJ8PoIpddZY_FHcdkWvGgUfdjQgpuL0-1739102296-1.0.1.1-AMC5Ktt1F6gXc0owfQQzDzTF728Ut7Hb4oICbIbHmIQ",cFPWv: 'g',cITimeS: '1739102296',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6879204135?__cf_chl_f_tk=Dbjcs1oLTy9JQJ8PoIpddZY_FHcdkWvGgUfdjQgpuL0-1739102296-1.0.1.1-AMC5Ktt1F6gXc0owfQQzDzTF728Ut7Hb4oICbIbHmIQ",md: "ytUymJodsDaokgcZ8NNrh6fMFk_l9WusFXO4lYRuUrM-1739102296-1.2.1.1-G.oF5.oDuiFdjVpgR2PcOvtncLmDSC5UCVsrzRyQUBD7bijkz2.VyN._XZGq3CeNwhTJuPOcqTUq6K23Zk0Rqp4GWQ2h6LbL.g3pqEcFsMgiif7xr58pQE9GUGk.4VtUYJfmHEgoXiCwbBH939V3NDR1mvZgylkCCNee0dCYlqsXNVqJq1cLXGRoTc0W8SlIZMg13ih7slCyraa0KrP3qnktfvDDJGCXQkZhGbjBjcJyp1sbiZS.2wOCsre62poZDwV.w6TS8rOWOk77iXF6X8vVZzKo70bZou1v9h0EhXzkVgXuoGjN2_2eLSsScdGAp4QyQjS80j0R7G6Ed9q.FbI_3gPeJJQrRxAVIf6bVNpGpez7d4DkG0GCBLMaXcUaLkf1CQQmOZMtHUNpB2kp677TaHvefKNnA5XViUsJbHoAPxNfnKICSZ_BvKzwuLCIDsyH8mAJIvjymMpvYbNYhjyR_3lei_b0zsAXuRmvGEF7KONAbPFQ0vpNYszDlMMU679PxVjwHI5wnLPbnAWx9nCXF6cEnKYdTBGHrXvLAQAYWNa3YeSU0YmXm7I1IqYeteEscfgKTb79x1HiC3.XYyKyFkrkGyIpm3iN0yDyykSSEkpGGA7n8PUEDWN.3.75TtSt2HV6USBcDDOpYbUHQJNMUTFITbvWVbb77MYtPjusWWpRbh68YbbAizysLkFDRLDUKzIJr3SBOISG2ZYo4Fg.qQBRVHw40OXq4q8Wm7Ixe4Y3l7ytXuCawjxQZ9y98_PyiydNcB_RYtS7zVfvrd7Jen0wPBcD_3Mq.0XrZVMeiRKXILVUg0_ypHT4ZTm2p9K3m1ANsw57R4XIZT.yVfEL2D0_2U.utZcHWkDKbv0LZtdvq5wAzkc9iFItPk_SbJwYrG72BoD0HdQfZ6oKjXs8HMjCLVim.TNOCPq9dBKqYM6ycClLyoMENkNc3CZdiCQgJ4LjhWEm5mjzGG8LP9kDaq1ok5j_uxzko1JjKat3KVD875A5IHBf0z6hhzQBDyO8x2SXzYkAlxsxInbWgVfV4xZ81JLDzTvq4T1wyNx2IYMAtS9oF.blvdZYs0Zte7RF0vB7n3RptZmISysdS7ge_nDuww9cFYEyvlkoaMKlcfhyKPGeaE1lMDGuvWU7gjUww5M.0AEvPS3ZkOxyrVXGyB3bpJX1jiqljgcTatkvqSELmvqn8dH6pNHiOBHjJXFYbTVBsMnCV6m6B52dUGvfZI4lnPzkDZrchz7_0_DnYVH1gDVuPC4vODNwFpRLar6D0LMM4f0U79_6mko_Xv51t6JHF0YOtA3dp3Gyt6Hrxc.yH5GtDsGY0aJlHhNLG12wgQgZWYIAWgd3LA6pVEFlLwFq1spR73EOjHmW5aJikioVILLm7fiAuGwaMO2q.HeiqEEnajp0K.IGHb0PoQxsJHSNdqPDeafzTs_WJwPHvKXh4E5orE7PIdFzkrpm8fXBW7gdV9ahmBb3Fexs1iJDh3ljWSsmfAl549T5UQeqTZjvCUsbK4JkqVWl8098aYChTlEv5G4qnsfhzFkVpBogKWTvCyY5Pm0rF_HYhrjtzm4kqdy9AAgUokR71yu.SnetjsHhZeoL1fIbdrK4zd69g46jlU5mDmDGTaqyFG8MEvtINx.MSJzHeoxZcvN1pSZVDDa504e_aWb7pa9T8shXr6uyvKauKRdZW2jVlR2x4vHsx.meXuSx4EBnYybK8UVhKpP.VvreVfHjvb6PwXw_EaKO0Tj3K.OpbCB3lxqXCdSB_oSQrgC7b0ob_qHsYY6E9xPsFxq69qJGTFMpTx4W9396JnOyP1kE3Gpt2dYMS64WGIbPCBjoeH4Q39r8Gr.q9T1s8l9.K0_7FygEmXeURoBNiPsztrEIoEiTFEvcbczDyenRlaxxIZyss5sz0WCHWPzJYQrK1x0t7a11ZwTJ3JmBMWLhsUJJTGi6zxGd6wBkT2iHfnOSWY7Jmz6BPDJUdizVmpXpe7Ax1dItrddzqqnEAwhGk8rK4zG4e1aoar44_VKv9IAbndWzCf3AxPyveDe4wyu62kbGxpXoBaL_Ufl2vHV0tF3I7SQIUyAv3zVlKNPh4GkHFOnUV7WFI1lu1wXDHH4B2t0ronykNsmDiajkqX8Pq8rPnOWgBP.D_aG4Wbi8mn8AJJ0Fs7DYotkYml9rkcoMGDuPv08K2B8z9MX1vJI0gmWc6z67Szzp6LTFUmCCItEV2dvdMcsN",mdrd: "CHcMUYaZezp8N3p_OEtH7QiNB3Bl7FVUekDlviYd8ek-1739102296-1.2.1.1-oC4LGR3IdcTz1EJgOainnrcXrGiyvDWtjR8P7lZM37RLunzMBDn5bVb.FZqT.82xv1qhLqoxlV0IrHD9rEAYdBOg0aH04NhW4z1bZRo6It2p8gHC5P7us9lDvLc_c2cOXvP_fwfwKlXHRWFKgd1Z3Vzjz0L5Wp6QGUaFZdsffGg0W5L5b9JRQ08bWuOemvn0FNIS_M.k3YUpHMFEZXaGGhu26.ay3mZKNsCSQQIYh7qqizSN0Ceg6Cg1wKVvaAZpyaSDDF8njvmydNogagIcnCO37_7XtrVcWOo2pRNMit6uFC7yk1WPJcXvPuKSaoTQO0ZYphxLRMEcQ.sEOGC2x7n7lFQ2JgJ.2CymRJIHCaHWfP66jy86Ghvc8H4KNtal43s1EvZCjyA3kXhjxsQ2Z7mXxtXsk2PctUbbMlReFNg0tE_E2gv_Q0OKzJu7xMvC5pxCU3yCTNNj9n296BuS8Yj.qNFNa4kud2vHLGTuf3oAovUj.rKCavZXvrmo8iommSKZWJ0HCAQPoj_uAuNgFse_P4EQgmtRCHE77OTbjIBVWI0KWSVbknjQ0QpjCOwmTu7bGtgjzHACxsWnNSPKxeJmjMa8qU07gmiii8vpLm1c7pM4jfuSXTsoA1NpDHJlhXkWQAEcbBTZQvIjHZoJbE1A0SKsAVqdyPSntRC3OTl.P8iug4LTdNVArxNhigR4iWldbrwh1jTHcOgVrNcQO_efETWGhD3KN1.DLKB1xX8bEu1nT9ITSRp36QVyepWudE4t8awOnF76BVQD65iJfQVU1S6pKFJ2nFTJWdemWpupcOZTrVmaI1atdhmXHoAgTARPAsWb7xZuQZG0eOzOGrJaA4u0P8pX69jaYmA.K3vgG3uZVw2Fgik9SFMsAoyJm5WvQtOU5H8R1oAiHFOiybmoDgRmD9NudD9EBQhvgK34oEAqG2Gqj1.hIIGGnumo2VqrnuB3YqjAMnkG_nbY3DQPu_7S7QQreLrerH8UV5iNdREPGGdE.Iwvnv_F9Jw1Rn8y0BiAnD2LjK.EcWJHpvxsoK9nB_n6sKqTHIgpZDK1fkVB07tr3CiGEN3XZia0oB2YJ6.ueYQzqqJlpEmnPxt.LU5K7wevZiKZKP3d2XS1qs.x.VGp0w56Q0kLPE91wla21nTzto2ixwyoI7lqKY5U.jig7a8v9jx9yTyxG9AqpEpbOHgOire6iCknE9dJEB8Ydbqk0E9H641px01QH5LsYwvseRWttxa4EGT8oMETeYZVxcLuSIelRCCnaH6zyu6lB4muJTopZuQtsFb4m0XLVEmOhOarg_A3pOdf_7Dkf6.Xd9s.5EUrypng9zpnyeZ8_7r.nxK7a1y9oWo.pZHjXE7e8ivKF2hg7SjeXESa11T6YrolBvPHmIXiUW_wEf6P4xGIBM9kMvt2EgFLIuhWn9ZHNPp_kKFMXGLNx5aZCdcwTrbkoXIn4uu_07f3FYCC99LR2VRU.f50p2HkKTk2H_n_A9._zjg4vCynMLSHzSFqYrjcVyQCs8O9jOYOUpkkzh5XzPQQofoWlgvlVZsAAo8vlN7.pPgD65lY0oZD8yQl0saZ7w28FcdFHRkHjryrVk9h4V7WWFC6_j2w9lB7uyK6ha3.2k36muzm6XDFwITlsVDhgUPiqffMldsysAIrXzKJudJw5isuxUsV7CZ9qlYu0QjTiTnomcii3xXbMzqSGCu9gP62EE8zWi1bQWdzeaKy.H.OU9lDVQTyFpcH.8VbcMiEWNyoQWv5rP89B2k7QEjc8G9sbHRfTWq_hxLQcF7adsvVor7S6mtrAQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3afca9ee62052';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\/6879204135?__cf_chl_rt_tk=Dbjcs1oLTy9JQJ8PoIpddZY_FHcdkWvGgUfdjQgpuL0-1739102296-1.0.1.1-AMC5Ktt1F6gXc0owfQQzDzTF728Ut7Hb4oICbIbHmIQ" + 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