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-822894329159.mit-edu.top/post/0628197453

  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-822894329159.mit-edu.top",cType: 'managed',cRay: '9110b7180dfe7fa2',cH: '1DxN2Mw.U4shIbHzms0fyxlsapQZA2SpKrAxtFm7nYA-1739406682-1.2.1.1-_0qENcTbKJ0swFfhDQpoHiwc5FG2XBq_I_gApG_UJN3aUn3CGRn2VCUae5WWKuOK',cUPMDTk: "\/post\/0628197453?__cf_chl_tk=JDT.FiS2ozvYVqQiiBTz_N95emU0gcd3h10os0jLHiE-1739406682-1.0.1.1-vG_C_oy19RHk8nUhbUJT6YXhp.nSNCswSjgzn0_BNes",cFPWv: 'b',cITimeS: '1739406682',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0628197453?__cf_chl_f_tk=JDT.FiS2ozvYVqQiiBTz_N95emU0gcd3h10os0jLHiE-1739406682-1.0.1.1-vG_C_oy19RHk8nUhbUJT6YXhp.nSNCswSjgzn0_BNes",md: ".Rd7etRlg638_Mp0HaPTSNclTnzqF6B2BU7jVX5CfcU-1739406682-1.2.1.1-ladyJlOiGIylz6sGA2YeWIg172XeEYZwNtVN4FHT9_l5iFEAvC4BiHPDfTEMdzgnfSw4Sp9zB3TrT0_72f6k6pt6bshmISQlLClJ8NuRXEvQ.92nl5.D6hLQCqdsRN0JWjS1zLbBeto0kRFxAHjfVLnU_gRQhih6Wj6zPnuqnopqhL9j52AziN62hwI5iBu_jG6jMvEtC4JCsXFQ00W.DORWrOdC4D_4XmWx_83iohAZHxfXwK8NflsQQusPcFdCfwcXT2VpI009AKqZB0qCv_21Xmsr7OXBbAoJ6gDKtacX_WZH7RhlnIMhaJoAA2LD.F202aqrT7YCkKlB64qwLKpXK0gZRntmfmWybD0WnFIjiMOjvkosyDQtiow8Xj_ncceexVGChpGImLcb0VJsQrbAKGqCuf0R.W1jvNElaszGEZrlJgYEYFIwDbRQkbe14qPl68Gn_L9tPyyaB1xU5S3yWgUafMHEd0E4cr2p_xs6piu9UzSUK19Ucq2B32aVEBi.DxGtroDPL7NXJemmL9KqBkdsEqmczI6dKe60KE0fFc1fXh9nGpccZLPo_gssLkni45lUmcf3el63TwpdxEOi5VxiYv1Ebh5N7L1aa7GV_oyu5ARoLtf8PqC6kFZo1iYk.hvn99EgCtYxHR2BbAbVtf0l4nfRWzy16X9.ezV3mZZEjlaRyuzRi5h20EelYXzYqSl7iGoUYBwkvy2Q1jXmSEKsKVYf7mYC_9cKqA57QAcVXnxI2tBOAk2kxd9W7JkIoajI70mkUi.UYpkDWAdiD.3Ga3B.Kq9jwXut4mdAn48ZJ7ZJOEYGxXcfGKzIkoZazFRAU9T3YdS7qVceVI8XtnQ.EpKg4OG3qHGiKoJR_NzTEstN9iG1b5M5LspQ5x2u3KZ2u1SbfARlzTbMnj3wpJwljJu3alq26e4vqTrGi7MjSso5dub76Pgcd7qfwdQ750qXAOcFm5U65_vOpJKbDnuhFN2AfPNmMz15SjvqFD.UWQLbYQjJq2iDeFSKTDTbUxBB_tMgdJKYjOaz87xdwZQlVLk0ESlPEPyjXyOF99LRltQN5lSMCF4m0R87rJ9jX_pAWGJSh1lSIA58RMCvKkVJ5s8W2Co0hPJuDFiTHiYGJC47V80VrVMyc3Cn5_jWgDUD6uNV5EtFGks.797Nl3eDlqZsIm4dG1ANROisqpt9lQyb83Wdeh5zYmaLTNyaEo64jdf9jRzIdZgIR6cWLaaWR9yQOr3m1_JyUliMSZKcOj57w57OeWrjRFM5wZevzmx.nTyhVqaH9DakuJvqj4NDHz16LHGpCtjLdl9ZZYZYWva.8JfvDap8YbpJ9wZW5BbAMRyaBaWIECYnocQcEfQqltBrVyg3ujJmzUQZ_kP_XPgJe3pHBOA1EC.yvCjWPA4XZ4nDaahOQYrNTk1P38JZHtVFu0i0bpsXlg28MgC8qYWmOjXa5sXdz8py_Evib8Ut3AWI77Ys13e5XPY4p6b6Nz7wiSE6iI8vOX2si_lkpVrrZ7WIiXpzrQ5EZa68bHwzJJMoEDGMSf_C9iD33NC3UVHRUZcSEl32N8deMTztitN_Q8aR8nZ4xBCAfmDrutOi2oNlEPSLgkvPNC94TiYG5giKfKRmI5h6blJp0AokkczGr6K128ke6tvzcbFEfgsUT1cUR4ESa1IPMeTxGFsGea0.uTeczeNGT9DXUIjPY5k.xkqZmr48Js7ykTi4VL2Ird8dC8hL9VT48YHSU3jW8r3n8rSlSgq.NEaUJm21R92DPTVHnlvEO8OIb.saQ4hZRLxjqDaDjGJB6UEvR0srkuz3JlJk4S4sZSftTawsJERkGwgY.PRqR2A82CGY7KQ5hpOkPNN.0Xmu.6apCt5PZzU5I8q0oK4Ef.8HPmZdXmsgCzAvjn2UMcwpncWzf0X20VyepDLY9t8pBqPr_._Gc6BjRRksXF2BUE1lzwhjY3KH0MYuIWKfZltvjMPn_qajMGWknpIU5hBgKJfylY5ZDHZQ.VgenRazlMoL6VKPxrAnYnRKVf6bepI2_jEiyxQPRrxgs7pWCe3QDPG9Las6KH1mOhOnbOtCEzog6rTZhht_OxLkuAXfexb_5jesY0BxbiYY_Ep91SRGmzjG.xmg82kRFkFf6llHfD2W6eSTloJEUi_Mq_c6FNN1KAhiUM5tl5FaAmde8mTrm0CxUQk4xUDbGjBghqO2P.nYLgnus_BPZmZzDmbKK6b.",mdrd: "nvb4DDFQlPFOFs0z_e047ZVGUyh2nR6XG7LreHEcpKY-1739406682-1.2.1.1-ty8WO4GM1Et_K1bYQPNMvdc1z6lGJdO4eKD.QpZNIHKzvu5wEbl8D27xkCtNJ8TaXjiKZv2NtT8BJOctTNntDkOCLRrqdLicM9BSsuPiFrvYr3nWsNvlBobSUVBXoxDJ9.IU_A1jDL9ePB.c0mkE0UHSub3HGonYtzjT294BbTjNXfsvzMIFU.mpaCsvmq9QwJqo5QWtOTocqQSzrsjPQq5veukupmPf73MevZzAdiXiz50rHdj6vC0sL__C.cxu63VCyQcefNxPBEvqdcnngNZsLyQh8bmvmdDZazZQvmdA21jTLckpBUeCSpRAoEDnUMiOFippem574DoLauYxts0oqLN3KTmoALRbG8Wm1laKCCAaA1W8YS.QdNcSUlyyhBkyakgjJVwYefF3qg8XIJvjhAzgn9koGrHY3qCOc.wxk7xjK.I98aLrTQuidByqUyx5Ztc2gcDw2uaCGWcGcB4lledjwacs6aV1yR0EfE5g9_K8F_Oso5QIekxnMPmT_lbtOHK6g_RLW9hnxn0mrsPk7fYR0uWDqzsQJ747e6bIlLU8_eKZmPkvbJo0wm8gHlVMGUao7_tf53KNDXn_FknbK0ilDe4SooCzcGdXO33DhoX_iqECdQy3clnUEXsH_484nUlzL2.IB4AwDcE46DxztmHCueRrNsTdco4S3UqBfYjU904FvBhlIh1mX5_gOHzJt5T1FefyKR7gs5c7TpCDhti9HGnQqts_LMXiH8N2aVyus1RePnnPAPBJSlrQmfYIW_SJrB6FTq7jV1DX.aP5DcnHe6dljXWcw0QIH39WCurvMMQUgR1N8HXZLb_otJ49ZTQyTeA8oYmtnoDzmFomDDNKkXIZJX67M.iUtdbBSUU8_YemKq0qn6QLI7f.RXTzvC39GMlcQ4WfJdQLt1MZtD3EGGgFbB_Cqe_vZaHTArxsKg1I4RkLs.u2EvNKCZGATKnrhnZQTJovwg2bmnTWbcWgUZ38GJ59dsAiCXj8eE4zPrwzJ9wkbO_dAoM0d2oZGYfrWbMDm_wFtQnsBiQhtXyTv.E57t8rnnJmFiSo2o.gNc7nmRB7BNNVIe9tSPqkidfkCpXnkrhgbI9jOA3II5HajtINkQB_N2C6lrYNqxAb_ju3Ku40v8vXzqgAWZKNjRo9rXmutGkCrzh9xDLvoOjAIDNUiwpDZij74HhtY8z8EzjKMp4KdVWMrz1frZp0.gLq9TVwQPOv3hD130dKZZMbuNpxEb.C2XjXnvVkL8ln7_0b.jFJOutks0nRTXEMnXcHCR5TNefR.fifHvrFA4EBK8Gxwm_XWjJHCwd_J9lc8P.iPHrxgA4cq0pDuziZlwhn0W3YIl646UxDwUzqxbPY49duP44lKTvPoDy0AY9yMYWZVfpogQ8w5G7YiilN8X_tQ8roFcS7C72UahYul5IJzsRfmrr.1BUolqQFNURRf4ZWeiknn3mODA3Z4IAeum06OJjrLu17z.1OftAcj58JSxH5I8bbAUApIPIGXOsKLZyV.fzKBty.KPvXGW9YiRHYMcpwaTJaOzaRrnoVHSv2AHMxfxoTT1n1tY0ssWKPA5gEeW0mlIMYZK_qzDMLIP4r25Iewm9YV3e3SbDoFASDR3RzNyFhIJRh0187M7On8UMqPAdxvcZAvz6mD8G2.7Lo7X_qBbSl0RjBdzoGmpUaninAb5uBW685FmSyII4L.Gmn1DQfV8uhvfxixIEO3r0QNyD4zcaO6.eRARbLXx4Il7fVpqo1LfKXXOsBb17_ZBXAJE0s2Zl0.JlL8e7UrvHY6_S0g6duhuoJa44KEqd01DrqrcS_WkCw2bw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110b7180dfe7fa2';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\/0628197453?__cf_chl_rt_tk=JDT.FiS2ozvYVqQiiBTz_N95emU0gcd3h10os0jLHiE-1739406682-1.0.1.1-vG_C_oy19RHk8nUhbUJT6YXhp.nSNCswSjgzn0_BNes" + 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