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-472382407215.mit-edu.top/post/5471296083

  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-472382407215.mit-edu.top",cType: 'managed',cRay: '90f83c3aff5258ba',cH: 'BPpkjm.g6Bsu6Yvifhu8az5OmhiaD6I6Yl1TKSNtSkk-1739149992-1.2.1.1-VWuagL1Xv4xCeUILqMURRjz4ciw.RrWXGm8pzplxtfEeCAZmSd5CZbJx1K5Sf2Cp',cUPMDTk: "\/post\/5471296083?__cf_chl_tk=0fUfw4O8XBYn9fiy12z8hZRwKLBVtTnEh6LRR10pGC8-1739149992-1.0.1.1-MDz1qqGhRt7NGgbAqP11wphNc.OBWvEs9Ok8ibybp6U",cFPWv: 'g',cITimeS: '1739149992',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5471296083?__cf_chl_f_tk=0fUfw4O8XBYn9fiy12z8hZRwKLBVtTnEh6LRR10pGC8-1739149992-1.0.1.1-MDz1qqGhRt7NGgbAqP11wphNc.OBWvEs9Ok8ibybp6U",md: "uK6gzyfuhuNAJgbjbOyEoYrwZrhPPVEFH1i0Qu78f_E-1739149992-1.2.1.1-NUXeL.KFrvKuVqRfc89sKCZF66yxey_SYOBrBG6N22z86SHQ1X2nA5bRDthCzvJbp3U1TMQYukAWlHA0rRbbeEcDuyLN08FbmeJaQJAP7ax84tnw6Eph33ztlJ2W7BW1Z8SQ6P4j2TV4nVCkpsZQfqJdIevrHTRDgfTkIYD5.hafpSHgekmKHafuy1RoFUF0rCpImDaluqOB_EUz2GLcUmbolrmn_yvVuwKzYB3SX6Y3WPNSPpDGuZOLFzClYO6og6UEvyB_utyzaflYNK2rfEHG3xuddGvP.WnoEZnMvOSYhXF0UHw3EIFryflk25coFznrMGaUH.EfIGYSdOHLSDMbXqnJh2YvucCzjo5bwDPJRXy5bK6sqe7tEv1yPtMLsSzO3bm37Lun88aMjvg718icTp1LycgpwzlIk_W5eVMRNkQj1RJ_HKyyJljG0STtmHpI25i_bdWEeSR7cj4rnydnI8k3os0276A4YwL.m2.MByLheX9QqC1922LOhJTWYssPimvxFbNOfhK7p7MmksgBy5hXhybA1QyCCSuhGwHpQkoYwuMDJqEPdCkll7K09FR7Ek7xJbOyUNkFIytdocpsJ0w5T8otS5fEqgZElABMd31C0a5CdOqFp3XIcYXSPaM7Kh1HpFmRfyYys2yrpCBmcJu0H72CXb00uCq4o0ityvu_ONwxrSaQs6_F3hrUJcoc7qX9o2NMOvfXlKHWiA_SM1OZF.DLGhOFKB8.SKfJruCnsdqxC6OyspUUEYIR4aDW2Xke4v7m6xSIWiHlETqf3ogy5g0Z7axSwOpWu33v7HaaWY8UWnkPB4yVVETCVRskSxT1V8800wfUpZdaepE_vNdHDaivk4xTbUDsGQMAU2dcf0xMIiUpovWxsamc6ZsvPAtKFnUZiyvAKXeec69FyCVkF0YZtKpgQ7ac74iJckJsq0UxZYmW2K2y0B2USGspn38mSnDAwQbAI1IPq4aHuxdEKRJKLirRQJeE7jR8gZI.QL0F.WnYdfbHnFiA9YGuGnO9dK6VwxRe7q17dHY.8RZPbL7Z.s4KlCi1S0bMgglCkpSm_wsoYCq8Tpn6_9ZKIo6Sx62eVe.HA9mxCr_lwXEvsWUEdIsFGiQ4hQIyMAVxn5srLaLfsUFhUsdzOKR_3WBRBqFaw.VyFVQ9siwku7wzvPe6cPOM.x4yrKcN6nHIZzcRHDu5w.xQS4CeaRnooqR6lfYjfZb3jkUUXEnwhD_OdlnONkaRI5ZDCJoAw4w1XZq4Kdp56gzqErMI5TDKWxbW0pQU8c2HZotNi5VSu874pcvKIR0I_4dGufelm1f9DL5qhkRDOfIGwuUFIRy12oVmfGe91QsXLzWev.JgN9UU2CBjW1wL6pt_jtvP5dn91zj0UshhqAf5PzPbM.RrZh0_CFNp8nj0ltD6F4yBx07bEcsgbiuDTXwoF9.vRYtwx0SB9T1Pt3kpI9eBU77ZS5qR0nzG854gk3d7q2assMOJ.e6aBWwcCoY8Vh3E3My2rxa8dqSQAMRmUQm80nqUsTQt0cX.6q264tCPcWOccpRqFveTTGy8BmAcgIfAD.3VgW.X.IHJM6o_OVkT9BVFruXHLabP7BZpP7hbsT5UaLoekFbVt8G2szk98QoZYpRADEhpmJx9DriaucsUR2eJzCxc_X0LbCFX7F3vQqmVZhESO50qaPgNvVfk0cpEdFGAyUb7j4ZAU2F3SX45iOWhWgDkSTvYnskG6mmuz8HMLMcx5NiN0TZfUDSJTKuvDi8UCRJsLSVQsf09HdXfQciNePuSGWrtpWAmsb5eeFx2CfiCASEwiVVAehQ4Ebyqfi.WvflFLNJbzZ3hT2zzY64_o5k_FngbifcBrcZYZMLT8jMthYl9cRpqoc_FSg1Fe61zyluZdnzhYhNVhm2Pl17BmP9mpqcp7N8KHWIDMgTQYwMxh5I03WU21FE2D3X4ufkhNACICMGRdqyLiCcEswstiIe1ruWkCSf9fE5yG9fVphq.xivM3orhDxyWh3iUqFQBNDRzCSIqi_VLt_Hw40_.Qhtaw0UqjWzxwSX4lRuYVL6Pnqvj0gjzTBXHcKjbTRP2xuyeVCpLn3msVpnRKe3lZXJZKGDOO9Xt42RHmZfT1X2HeTWHGUEhPyZsS_rwvxUXDjx16X7LYd57zXfiQ9VonKTJrViM3vrD2ASqCm1mmKayqSeS0vEChWoPbqkmkfCjFPu.qVAxQji4Nwam",mdrd: "ozJntWdOzVld6W_xL039brijPCCertSrK5.9013qwWc-1739149992-1.2.1.1-tLOebz2keYK.Tlznb5JFB.hpEcw9Q25OUibFpvWGGPindEG6R0.bhuYSwd1ORS3T8OsPnS.Oxg9FIdgX9msQw.5_Y1n_ug8SI7F8STai8_RZ2twTT0mtHTvFGq077wDfzqUyTvn2JkqdJ.yeFdYXnU3ocyNyJal3q9BBHL40RpjyANOUpDeZi071yLZ.INQxF_lyIQikTV_DoTMGPzaamKupjL10mPA0E0cCq9204T8nN0rPIf6WQ5vadDFnzrefyGrFQSKjLKewvqMOALkXeR69zCn1_R6GCAHaAGwoc71kvci70dVKSGTDC0w25DR2Egr3ovwD8X_LLHIvkzGKydn7LDTtww02r9hF.NNGoXT4WREijSdS0YznT_zr0tvJCG7Sn_diCW6SeEKcxSy9BlhOV1jNGhE_6IOopjSeANEgznwgS7OgSuw4fLX2oQ9kvtSnJiYp__MapXyjGeR1yp2L3KGU1o6PplwO7cwglLDfmopIelAbGYyLb7shzbKWxwPc6CfheTUrHvH.2qt0qmdxJI6PRh6Pq2ImSIzqV9FTirMuBdEHckSyTqcHG9l44Wq5GlNeZ3npLsSjztOUQRxirigiKt6j_PLCkO6S1M3deDDswGCLMEYeaY.JBYmg1fqz2w7a3Vqb89mF_G8lQw1ti.xSqBJc03B2HTZKnlxOvbRP.xL49tXezPHR6Bcq43yQWfPN7OvCzD05Wt9ztv0nwKrFcSHTHymjjfZr5xh4USSoOoZUKu4LbYT6aFKqmvpdW8iWzzbO8IjIN0aX7groaJKumuorJbC7P_WRhdTkqowI6.5.U1EBGf.VQbruX1hJ2s34Z0061D0eY2PM5R7llnvA_o317JFrmSvw4S2qrLl.2uLvNEICwrpsNlQQUZyjtEMqOVGRzPuImyf.SdxQLgIaTv22coUzfeExbSA379zyKCwUlTEQRvXOVIGGxN38Jsocs.btn8vLW_FKoX4wFOLgr9Qxfn_RomM755rQlpE672N6WgWNu26llX7TY7n31FKWQ9BFiHi8Oxm50sht2vOuY3azbKRxPV7cLwP.446ALN6JvOW32j4wUHUHv.nCInpVmTP7IObo7icYDNjhihugYzhWxkA_.7hIKSzCNJFNIi0PfYxJVGnOcab._7.oIbC4avobiPMDWjmIjMns1LeGFrJNh4HYY7WqS2Ygga7zqAdMaIhEnRFhtbNtypUXW5r.f.yu9chyIFk3bvmqYdJKL1aCyzw5RfONo23dfvkgjWW7p5QCn_TfzedJN2HOZvZXhA36a.K1gNdO96MgSwJvxHQdKMDJ3rx4tl.puo1mW3SIpRdgdOqlr15Uzu.xlXS_ibFxuHVt00dkYqvLdEn0kolgli_an.mqoZa7foR.94urHzCmkONnNytmKZMdW2vV6SH.wCPJuTkTnSE8Waa1PI8k4lTyd48hlFNVQckYEkQQ.OD40ZiLaUUcsDmQTD4RaqCdZ6DbfF2TDMukevsDxqcNXQd8D5Jxhm490mTRnVLYmXtk6l0_JBLqz_ewUTgk1thm_U1UD93R0rUBqHZRQdBwo8QUGdTPn48LKDin_6_PeAmHTchelLk8qewT3tN5EnCtgt_LG5m3qZzsDL.uKQRxtTiAJUsR2ltlpwEWHoYfaodSwX6YLAanejYxq3zBfXV3UehU.ydTtCmLoMOMf7y4T9Mx1PsU3kntqZbzzlUzUX3Z1V6mfsrfKujtE9VQzIddu0WAhCrEwE67u.yhsxudWFf.ba6NTYt4K.lA3ivi6JkTqrNEKtb2pbFPyWxMps.lnFw7NNvFUrB.f1CCe7G8b5wSgPeCxxI"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f83c3aff5258ba';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\/5471296083?__cf_chl_rt_tk=0fUfw4O8XBYn9fiy12z8hZRwKLBVtTnEh6LRR10pGC8-1739149992-1.0.1.1-MDz1qqGhRt7NGgbAqP11wphNc.OBWvEs9Ok8ibybp6U" + 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