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-387965228659.mit-edu.top/post/3187425690

  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-387965228659.mit-edu.top",cType: 'managed',cRay: '910f65118c7f58bf',cH: 'NhNhQzLNPj_l36Qxr3fM8omTf6wPKYDbB3lzEgcAHKw-1739392837-1.2.1.1-H8C8FyT8FKa6ikSm2hxw_.RYCOecJEK2GF556L.lY4tNdzMjozH55UQuYw0PRIx1',cUPMDTk: "\/post\/3187425690?__cf_chl_tk=kWlQ4PLI60LSPTUY1ufB.dyCxU297L12.x7AZKNowX8-1739392837-1.0.1.1-uJl8gDm5sbQaELwQFQQejBzHSeWxSAsdim1ZwiRqiXY",cFPWv: 'b',cITimeS: '1739392837',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3187425690?__cf_chl_f_tk=kWlQ4PLI60LSPTUY1ufB.dyCxU297L12.x7AZKNowX8-1739392837-1.0.1.1-uJl8gDm5sbQaELwQFQQejBzHSeWxSAsdim1ZwiRqiXY",md: "o5m3bx6tRJwiQ7fl_PQo6iL0x_PvBH8lRYMqQ78nhMs-1739392837-1.2.1.1-BFbv7TvQ.EMoaNOYZhCJW8YYs3Trkzv4BB0a7QAS9B7rVp_xNU.4CPBrFGbpIBp7je39T1kBq_NOLk0m88gOnQsiil99oJmNeetalSfH47dSMnjATbPrDNFD8S3eJlwGbCSZ3VXx2OTpaSxSPri1xUFgGlhOySy5murt9VxK7acjyRO84plGNAxukkK7Nx0oP5dmBLy36K6TwjTKvSKhJEk_awuieyZwT3DsrssivsWsc9uG4TTVuTVsZc4HaZamxjBDJhuJes23TmYG1PlYu4xKIqLkpJ94wi9eKVMTK.yMOb5.ggw7QVL6nCDgMplK82d6wQfW_GZRmhLMrNCKesyvtmjNZj6GYGr.KH.UHU1tRMK9gS8qcD1boPOSk_FRPjWLrLa9sb5B7D7nWbEa0i03s7i45Pt24ml60FCklMYLsUGH1Z9h6jP_uwGgWJ1O5_OEtRnjjhaglmd46n5vCQckxA01rJ3pZwuLeN3Ietn4Jyk12w2.0KwtpmStWZZ1r0ccqrRNsJro0pDHKOR5Z7rUU5EXR3ascpzxZPcSXxhJEzjFBU9XMCtM190ajZdvcDxbKi..ciLUywyIN_lu0zvQuiMJ1NMvWAuB4oEX.SuVCEh63RjFWv_c2hOcyLurOSe4RDnw_OEW9uf4.j7xDKrpuKVptKHINy7AlrgXXvqueJVeci99FlmDy2njGOMvYomyviTKrg5N.J63Boa1RPSormQEGeUs6R83Ogv9Aj5wJtO8phjD1v19kY0tnyVdhhwk34P_Li_Z5pM6GZ12GfsKsJqp7OnYZpM.VdejQESq1GYwmn5BWkZs0qw_VtmLlEX8m7LsLM1E57TU74EtLbZv3IhU3zaoketNQa1roUyPfciKYko8iUqNPcvtWZnOuNEcERUlBRGIeRTgLWXU0l4OZoBvL5EpWg43El4P2S.h1dZMJgH2g9sWWpjHq7R900FsaABb5yL.i60i_tjbNxo6z3xV1hMDqXzXaOv7BTLbNgmDEzrqFn5AxgPp3PSph_JwiGBhmbnnHwIcUqjwW42rBLNqoaFZe4ljpJpQRe8oqPAssQ3t0IULKgbePB9xf3k3mzvlumu4bR2zdQE0zJlbSwU5N6vX1Z3iEjeuyDllhXiLRBi1wttheFbSito3gQvXGBbwlbgWedqQ0efr_4NSmDOhSOciIk5eqDBUHZ0Bx28oM.i.xR2RBqZVbLKI9QpqGq2MHxhw7n5aRMNzKp5W80HiAXhvOmKC0h9yBmsCamWZhi4wQUjBPqQ_DGakdXKkQBFOa5D100NIvsG4c.O9TuvHtyVCvQ5xljwb27WKgOJ_Clq6UNspEH2LXJch7RuuX3rp9.8WqZSOawIBOhEUSxuGuIqomSaoQ70fWyeGvYb_OL5VJOgocyT_T1Iv2NYvUNMKgzzAAbP5ZUVcFq3UrbwFb8C3QHINNNO2YSZFcn3.KucCXxEz6ck4D6UQbtm6Mn1DKBa5vy2vGi_6Aa_bSn7HLNT4mtXhVVLcVpJbS26wSAfnY4iLreyLXu5fQEmpwLQr1xzBbP0EvPL_A0g0NSumw99xXTfOccsWc9N8tHPXMzahmC6.kXKFGEynHB5e.TgIzN9bYLyo08_7G6vBoTe4utf0m.c1ssgqImKWURTBMCcjNXnJqHnU2z99MugzumOXn0H6lbOzHvMGFBqXhrcCJc527fz6VjUxgXhjneZbayyh9o9.O38WibX.VVA7XSzMZ1BnQ7TnfQjKc7aJwbH_XG7ZuThku4J.NDDvxTE0qljmwhyON6x8GD3BWyjUmz.K5Lvf2.TfX32r1PaXKlrWcX5pCSFNyJ_BOc9kJo1NEM.qsSNms0iM9Fb_6RYqwoSnN70ooaICMb_P4sNSIe.ult8CD.LQsnHV8fMQweA_jC1HuehkJhB9jLpBtmgzeNnbV0vrh3jh5U9AGbJyTHW_CLcJjpf2qtOk5sXRZREvCGA5oCy8bjgPdfGebKf0hnS0LGQiodUo2rIRjAAAjy0YzyK5clCHcr24SjZVy.JwwSv_ThAI6z6EfGQ7R8pHaqxmAumo8YlIXyKkyX7WRoa21eim8H9E0U2RStCWrZyVzXE6CMfWFRCP35l4kZuYpJcUawYDhR0wyafLtkh4LPtQ7MEsWIBNdEQ1BCbLENMxC5_8rjco6NEXJ9_pJfBH3t0ZpgjOWjp_KnqayWY4WtfcMnYSpz3sotdaEEr7YJ5FkbuUpL7PSOAr0f7s",mdrd: "cZWuEHQQo2kzHx4jsNEQwKgbshblVwL.Cnxl3dPEt88-1739392837-1.2.1.1-tSOv.L_kEMCyrEa7IzALltsTkg15yi_iz9XER_7mZhFf71DnF4Z0bFs8_77FsYxMMKSThpe2wPpCgftuCa37aDCTuVMcOkLQKJ9m_8atIA92Irorw45FqhK1HSQNb0XrRefbm3X9kDuKIZvcuu2v0bGIG_v0B7j614INFBSXIhFSE7RKpQaeglmBHV0bBKuotZRyiiM1SCo1ArQQxCMO7WS1An1TfWLIqY20fdIPoVLneAOgTWU3UQBCSY30tdPHqoSJQnkd1N20eWHtLMDX1hb3gJFhZYuG1iAhkbuwhzW3q6GLM9Ad3knEmpIErtgooxdtm1d0c2h2D1ofwBJ5nyMDgWm1lAaoq3Ur0YzXO7QdbjbkZ4M7U8HXpgVtkltBZI04Rz0Vn7nLs9fzAp8XBdP2youdO8HKin_tvr9wvdRQ2Yt.ZjaNyViz.Vi0ZPP9ANOt_uTT6faIOqa9VBIhDKn4tJ8EXW1aebOaGbsf2fBjSt_YfTi5WKKj_wZvYtRc.dWILLaNF39BKLpACYFyWjGVN8C_4i78is6mlpBWhKmrr7aMBgKCPa724x.XDpH0a_f_2uygT5QB2MuoklGIG3Vy1q3GWlkmy0L6uLFLIgAF5dvrq.pmrbN36GgIAuCMH1Tt7oHpyGIqggruamGeWEjrnTqfiWHsqzgq0GK6YA_3GgzF.31r.BvFZQfwbleoMseB0s.qIaflUq1Ln_hJQ1PAKaTkQeaFs8lZL7OnVJ5f_JhWIqcH4gmrhPgH6D7pfnmratcuDX3OSZ_rnxg0mY3H1QQiRcpIoDMLzZbJ9lElVQkRFFNhzlWj4Y4Oyqho2jCCn81gsWGAcgrvtXxF4Uh4XotfgmRqTonZqS8ty_uOO8VC916ia4_9kAwCwP6r7cIMnrdDlOSySQc.YvcTp9hI0D.K8NS_dK3YUVmyl.30K_fL4STQ2UZxcvGgP1RdJDSuqPjDwszxwMULmsmBOeUppqfm4ldXtmnKfAiBEJKaCM8PAEnoB2C1Jf8.L7SxabTV6Im8aQ8cdNR8mnnYHXMkwGK.a04PVYiKicXblohmq5gGHJYnILbck65GGlfG323hSvbFLprRKEmlXtV1TyNvhfC00A46GN4ZRs4yVU5FPxB4_kNGDEs1es_FDQ7Q3zjWYFuiPsRY9yDOVHfkj_wBKUJyzcWGBH8X0zIvphklEYxmaeVVPZGlqnn2RgZAAr_uEkHTIbbk4vC46UQFwy3N2vVoO9aCKtuamdTUDgmW.4IORpBZMQrBkNDF6qq6aCCGko7tCSonI87x7.AeOIb6Vc2ipRh15jnMQnfbv6i6eixe73G51NxdIK4iCQw18_BlyP_Jix5dAldJm6zrqy1YJ9RxBkgKb8YMu4ncLGXsmJ2z7JvdeDFPZATsYChMzQ2O74SfMIqtkwqOtb69xX9Fx2I2QCR6QhTE6B.awWgrGP4Zir2Iy0h5l6qhf3Ccji44xuFO.XZJ1bWW5xUAl2e1gGBTdxjRv6hMKnhXoFu0CQCEtalOwhwO1bmDuvm0wMZCQdyxv12W9dwP7hEwODHEwPbWvP3SBuMBirmwqonB4EsCg6HnmD6Z3yii0NhmcF9EAPyNZe7aTHP6xgCXApw3XDWNCXUWPIo5f0050.nBEbmuRQAFdWajYiP1UqYYNI5ZM_Wl.pvbjMMseS18kMbnGSMyXzRR44gQ298ELFqL9WY6ZCz7SsPFA_arGiphj0QohT6JGql6MYUh0f78uT4MgJmLh2l0wTQ2DJ.PQp6zoRLU6mJNNwKWkOV5BXBjpXIAo6FzdHoC2qIQGopFahbzlC3REf_gGrgm0mIkU9g"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f65118c7f58bf';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\/3187425690?__cf_chl_rt_tk=kWlQ4PLI60LSPTUY1ufB.dyCxU297L12.x7AZKNowX8-1739392837-1.0.1.1-uJl8gDm5sbQaELwQFQQejBzHSeWxSAsdim1ZwiRqiXY" + 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