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-473085387207.mit-edu.top/post/3860159472

  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-473085387207.mit-edu.top",cType: 'managed',cRay: '90f18d7c6a10e607',cH: 'mYk4wFoYEntHXt9reWqmufoJd6YDBISBL_kSDDtMuog-1739079920-1.2.1.1-ZCg2cbSIFv4ElZiGp_h9x8.P0GegcVckMaMafxy8v8nwsbIbcwAvD3lEzHFafF0e',cUPMDTk: "\/post\/3860159472?__cf_chl_tk=lmZe5PTbCJLDJyDfJDEm7UX.mPfuSCYEcPbylI9drQc-1739079920-1.0.1.1-RQf.tDugnQxi23auT6kf9Q5x2hOl_WVzR3Idm8PlOVM",cFPWv: 'g',cITimeS: '1739079920',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3860159472?__cf_chl_f_tk=lmZe5PTbCJLDJyDfJDEm7UX.mPfuSCYEcPbylI9drQc-1739079920-1.0.1.1-RQf.tDugnQxi23auT6kf9Q5x2hOl_WVzR3Idm8PlOVM",md: "W8bjYm3.pwZ0XzAyc25Ci3xquGWleIjwZ5XKWJc.DLA-1739079920-1.2.1.1-9vAyP9sCqF_cHyCK..kx5E2_l0zF2qXHZ.9Az71qerzNKzhQjtQNsV3DpFDFjdQqgM9pstHedQF0nw.hF7k82AVwj6z8QwAUjjTAIoVBlg.hbH0gJm8ac0auSfIRfozpsu2BjQxT8pYgO4zbcvzYWzLoca9.9ftUFTD7DOavkNFkOs6KRs6RxgmWJAZWnZSAb2VXUZgXIlTYUcZrN8ikNYf4a86jLBHCIukQzlnno1mM59igJ_Dvl3rUSrzQ54zmfIVUWr5TKdx5wOt68RkrrxNe4CYg4AIZdU7kvUmQryohXccrk9yGQizCTiU1Q.8danJ9FybkLjCjO_DIgxduNOPnXzGL56UpzzO7xEeojXb6iPQsoq95cSKWM39pnV2IkjS_UX0JiTIG4YlVyDfxFyNriXEcK4cfSnsm1NqDw6QuEGGoArnU0tpuVjd_.aSm.V5CEXpg3akzVI5I_FxiV.mjfKLdCvdPxFVuFTEmMT0aFoZ2mpKksVLt2JjB73IM5MwQKW9Myj7FoAqeUGwp4U4jCXzvDjpd.GdZPqYIzCF9oF4WI5Yfr.8EaQ6XFNe7eiN8l18AhTYtCrXDCbgUWwYD6CNYu_onTNIPlIN8aeHmPlF8x0pDU1xpbTbDDnIv357w5sI9mFyWPXbEveohJ4oLOYcJg48FMMrFH1UHCdw1IxTEa9Z0vYnk03NNFLrfqfD19vQCRltZW.FNfS2k7cP6iwg7WNL6CmzJrFvjeq_4ZO3K9YXk9v1MSpqGSgEqhypM3VYW043rcbGxRh7vZr0ynZdWoBwPKcSmy8uvGXDM0YNLeUBY_Q4ISPTkXx4U6sPjZgaHs2YltOSy5BJ7q3E80tcVQyLruHSs8sVp9a4aUYv2hDFKOAPyE4OXGvGVHaHKH_LXWicQ1gyKPsxiMh5vhHsK5jenVs07zLfcK6U4oKkUAOUr7qhbqxqwUPGhF6TfYGDg6lckMNreMIFnD6uLXEYiHtJ0muh91INlrjlxF2dPSBFjsUuu6AzZXpkRozKuSGpzQAIsuFRTU0BdrAUzxQbJY6ug9vSMWNBsGpL4.UQ8bQOw8f05s_OMxaIqYuacvpWer4BRI2VGB0zcAnj79AbuOzeaEpFx3NxaAF.7Fldf7tTR0qkgg6XrCjx1ze2QF7nupLYWcsawLbUSyt8tMc.eG7yEEUqkyLykrK9aip.gwuk2BpcEFcSarwk65Ezcwj44KlSIqbhlGD4j_bPdK54Mwmz4VYl5tbtAYunzHqmUI40MH75o1GeXiv0WjiNJHjHTzR3iknZ1vx7SpRJSMPVJV5nwJ7mgLvpLRRjjyrrghBOoImd.zytw1lgEllentdXUcHuCd7muUW7u77iyaK_p7LPbOPhAOvXYwZKSU2Aoghv3tcPbsY_lwsuSp7rv5IsqNYVg91zZbIUjelGEjM6xLecaHc1igGLD0FQ_W0ZChhQrSGDljjfjip9QTK7vc5j8xLlf819GBcskjMW4XYOW1ldFNsb3L_V9X6AUs9.xUdQ1sWSFV9JF6HVcSMtFo5NbccqFtWLc.RefdqY5sBX88MfHhQ5aRiEm8qHwieiO5OiydzdpIH0SgGp3xR8fhCkBbyYuSEiaD5kD2bMja5XL1hIlabmbcq_Gps7Wo0LyrelJZ__Pbti9JtcD_E826UzaB9WGivMvxPGOm_69Khyh6b1y6zJE6cA8mcA2NZiNm1czEabfgC.GW3Yb4K47WJXrWPjqfO0rYaYi9lee43QU0b1GLBCVuc6wev1PWm_cpjNPv8tYSUDPKOeSLvSo0LxFOYVBpcsmA.ZPA4AUhnuU549RrEEC7R0AhxN01mseDY9ZMXjN2RNENr0v7Gj6_fbQ9Pv_R_iprXfzljw6XuB1n52Rss4cLwSntQTA7igRKKJ7jerqdUqF.mzQ02KBeYw6e7HZiwfqPh2333UoL7A7UXNOJX4Ydxm2zHsmQUVIgtyABWwa2hk6RxtvASI658oiwqvngPsgh3XZYM_k8jv3khEqe6SsNtyfMXft1OGEITf1qgqzZ2jWB_r4Wqkg10KO9S2aG_jQRD4UeRlbBpVk9fNQuVlLQd3OgO5PB.p1CMkHNwwly_J57HaA_IM06fXbuQei15kquAeeWZW0dYSnyhOXBYbJqkaS8PD.FMju2YXpKGUPxW9mGbn0Drwzygbd87E1ynrVPzElNUjDRELBAjxXJoqHCFGaumOIsMUsRvpJUqnWhFbLUe3C",mdrd: "ASEMIqjKyNBOooDiCYpXw0RgLvXB.Ic8HIpIPIqDFB4-1739079920-1.2.1.1-lInVt6bG7Mo60A1nEHC8eRapaUkjlcre07yJ2xxUIVQyc7Dz7.E3TKbj2F39Di9Drmj8LZGADhBo5fVleNZdOCbQdDQcksViwG4fIse1oE9AIXG0Epda7C7eaCSFVQkpSLQqKcw86Sl3nxXMWvtgCYKhWEq3PybV5XwYL0ibvI6ATqdbdYN_5MtsAWtF.vbUWmB90SuSc6uw3VY3JHIakUvg.Tsu3AqBO.aq8cWuSDHWlqOn_Og95duNabm6LaCEy2g_PLE0rP4kpdxcbObu4kHkWRqUkHDhw46L7kmkkvOZbdNZGXxl4ccEYlYsJGKS_yg.c671.CaJrpLtytfNbZr95vcp3n3lIvWUNe354kxzGwEg8CJQ7uhV4LOSKJrVOy9NlwGcvpQQxEyOq_Kj7FXCU.pq0EhKYSF18B2ywG3No2gFdTUBI4Iqx.syDXltNn5u55nSdigLzOfXTf1rji4TiV.UrI1g7hAcXEo0Z7WUqz7NXGBCC0EG8jUvpPOKB5SdtpSOvDatQMfw4.RIrfJFqeZzOU2eRZU5fjS3TVBBGzJ6lTafP1l84nsJvqswvCI.MXP3d4hBub8aOq46ND6ZMeCD.u46V0DF1NXJI5Hrmwzw2PLrnHXLanov2N0fv6MayubtESd7Fb1qsZajR6xb6BH3plsEIdAzCeAhydW1.D3hXm3eSCtFN6WULrA38LkzH9CTxcOz4bJIzrscDMcSl4f7iVedM4aPvv1sm0jKcoEl61d6SYA0GbC96wjWcr7OxzgVi8BUCXGkVgjfBU30fHXXENYG95FJSDs_hN5RgKiYDah0QU2UL9Yd9Qiz4JJMtEc6xTtUGvYwxrBXMI3Z4X9SuOqF1tfZLDhueixaW2N5yt7f4etbvZWTfb37oxeaJfGAtIRfAgJf1jxwketpDDFNYwm2jNi29DyZEVk7hAijtECNDEfLPyfUEJ5JypX4eev7fg3eNKxo93XFk1UNUkwLcaazmz1mKPqW9H16WzlOz7W_SDe11yW99o1zdfKIrI2BqRGB0.P7YI7.EmKocXrZvcETLk228_.wQRnG1uZ89TVG6WR2CDKTleldlrhiO2PZXact_9OYMv.4ke0il_hYciokbljQCGOwENvw1yWbh.XwgzB74NDceLvc1cyX2g.21LokIXTxPC8Fk7MYRlNpesWX65zVAKjXv9FlV3LmIRW76OdIZwzmW2.AlRqJldK5psjYLpqLdq_G__uwQFvF0scCbgJAulvXnQcCEcMnyiMNIlgBNiNGrn7dkvXzqYdcsmLh0MiGJVRgFfA.kPL9gl3FCU0KLDn9kG7IwuA89hG8xDOta1zXchPnecLP.e.oRilPNiADsN90gGarFL94oDHNswfY591oFXB3gq3fIkGxZKSWnYfg4pspFJP1lsqkXqtO3CSNypCvXIrzmtxlGInB2KWFwDzJYW0yRqLwQ71y5dRvhnoH.vPZgBmP5eg5XpgCeG59hz52C1ooGAlFiZBeMe1igIhwcy1sP_bKxxGImLiVeMA2LKqtaisXJLT79ELj.Vy560BtvO7Uc2ikEgvssV5utNnK131MXKpI0YLx.ls4OTXiHindXOu2fAhYgaCX1ogf8cog01NABLeyP17K_JpZ8qM3uZp0ok2rasQBCZi8hV5g9Fy1LAZWJt5jZzjNmqRjOt1hEpXCP4HcI3o1kAhvzwKpFY2N4ljWQFcmd9Fx9AXEhmBjETBXWsDT.WDrguIa7Aa9JTt6rrwAk2cPr5nBfZoEgKYN9ZH1cBa2a4_UXcYve7rMm_8YTMHSjzODoo2cACzzqg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f18d7c6a10e607';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\/3860159472?__cf_chl_rt_tk=lmZe5PTbCJLDJyDfJDEm7UX.mPfuSCYEcPbylI9drQc-1739079920-1.0.1.1-RQf.tDugnQxi23auT6kf9Q5x2hOl_WVzR3Idm8PlOVM" + 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