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-281786258017.mit-edu.top/post/6759821034

  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-281786258017.mit-edu.top",cType: 'managed',cRay: '90fae5e4be4f177d',cH: '2Tdrt9h1atyRX3Yjhs7Sm_wDgLNkY0LO.bCJbM4__iY-1739177913-1.2.1.1-INoeM.K3DOp6Jli_wUg3a84XVwFuh.vJxc77MHUavgSNwPTWCPXN5v02JVfOybLd',cUPMDTk: "\/post\/6759821034?__cf_chl_tk=qyDcGvL0UNeCWL8x0_EZeQmLTxCoFjn0x_t3kjEn7fM-1739177913-1.0.1.1-cTqL3JudLma5fP8EwZOKKkU0OP3Y2uqWqX2hEcS16D0",cFPWv: 'g',cITimeS: '1739177913',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6759821034?__cf_chl_f_tk=qyDcGvL0UNeCWL8x0_EZeQmLTxCoFjn0x_t3kjEn7fM-1739177913-1.0.1.1-cTqL3JudLma5fP8EwZOKKkU0OP3Y2uqWqX2hEcS16D0",md: "Pl8mvtCBgOIXv7xaYd9M9i5_bFqlafZfrRBCWJhRsGI-1739177913-1.2.1.1-idtc9ucH2ocRVCI.K1v.OzZ7zD9z9kicRqwbl7ZIFiqfUgfU6OJeix5mRuUJ9AKHzJiRZFYNTRMF1TgFGb9k5XGLS_LyXkZxHxIYO0.rPgWQSDi57rWmuUcnReEFWOJfcYOJW3SZx3iXgKMnJvIhR20mm4KUD76YEY7kHUs.eRt_LDag2Vr7MYtPDYqzK1OmglL2mufonyw8RTL5GHRyE288GGWDkty1vMzwCv6dfblcPNe98KaTkiDpjyWnJ3H4Xg4336v5N7xYD6cmRZdgRSztphAh787UZNPTWDhtMuvFngrk6ZLAdfYg8MvtpvZ.uHAUheS3o1wUsCI.pITxMjD..dRE.N12_42NDfIGD.M7LKJNdvNuNuxNqZKJED4o7UbtZAjJHKd196fDFkrjwfgbm.rUOHa5mFCVpJHrdUqzFTTI2qBaQwOF_39yg.RTvEjjEGrsfgHF9kM1VJ_4n01gf.DdsO78AFyJE9PGEHT2JAa9FaBvZBkTs576W_Kf211KECo2J4tSjLqETgaV_Cy.QLopK0QgZ.pBhQAVsPG1hj1A_Fs53C1FAcKqvNVmNEg2HJWWa92zJnTnwaGjMk8ubBEn8KuNFBQDOCFyhHRTQhQ2gz39PcV3XFcctJpjlYrEQdLEBE7gzOjNs3RxwcamXWKci67TzDz89QC4af1Xc.fH.bNAAY6FitxTehfw5qn5l3NH6i93fSXDzjfcs3kipg8yGcN7bCsQw6bE2D4XgIe1oIvdliDed5tShKQjZ0guYGMrAJLbWZPd.yuMFXDMxO4VASR_8C6dSSwp_Yn_VNi1PRG2Bg1uNevVLC9IiTWuZ_.G76Qoe9FLQSgXMtuBxYFUAE8RrWYbbAdmEG4F9Xd9rFyuAMB9wSZGnyd2CLMa8eEaCwOWOXkwduUSGb7HouB8bZ1m70p2Owtf5hKq5dBXQ2BKuG.59Qt681kQLcFCf7De0HLMdkAUfeZdLpA6a3lbzT_tgLb3GUy7t67hTjq8VBk36x_XoNdKTEC4gPgVpCcfsHPg8MZG.6lc_vBNElfcfySZLAqIjkma4JIQ9s0wPKLvviQg3LV_nlJEP11MiLf8X7QnebcnxUzsAQ8TmUNcEzqGPp1U2.xnnD0xyZSJKBaN2lzNvs4BWYGg0c1YIREDdXtfmZQKllsbs8lJzkuYMjrmqBpnF7j1NUJuUiv8_5Gl3FJEzHXy6ke20x.vEFMqcW66Qa87C4kOO.IF95juMX.0reBikI3fIiYUwmuHnzkeaXEJPAx7lpr0IqM.voEPtKoKbgvXOx1XZ7ETD3wD.K0NSumiU4pE53eKzaDwJrkJVrpbG4kOxTdthOqaMDlefLv5wuPZ7MxZImgaUvhQGaGTlDH52nAcNvJpoGnU4E.asIwQA9wMGAaqHvx_3cCzwbEGPcgO2.EAhimNgUnM50RmahGblb5wvGWAqXbMcOyXs81JYB_AjrJm5v8m841q3fEgq3kezzZCkNeYMdqhRozOOxNcT3lXvOwFw7GXUU5djMrPQ1evoFBHuAqh83jAhnRFV4LBpoQqnilRw6WGfoyFu5TKsqAL_5aPWI5aIUmhKDnzV1YhtPGcW6MBmlTVqdRtB0yI.qJLLErxTqDExBY6rmAS3VxQ022YAKZ_cmbSnxI6iY4t.0R1qcQ0sXAlDf9X9pD467w5pYYyS3lz3OS.yegHQQCqulURig_tp4t_h9edfPnh8sVmrHDLrwP2c6O6QuHkqI6w45S6D.vTj44G_091Pjdyr6KBwIqo4HHNVeILXLmQ8zJtUBh6L0QHPspQlohRLS4PwDcqL_VSRS7qfcyfd1Ik7vBJsHfvmg7bZd.2RryArp9ykEon0pcWhybTNJNojhF6Ti5Qn1L0PHSGxqPRikVixf63zkooMrDrx0alSpyXV4UnCL6vO.0V4whWLsDaBZDvnBxyQTmr8L5h5sG1n9q5E7M1Tjdd9o8_UsQP6rAK0IlRLE2jAu4FrFASLYHhUsyWHfvu8OXaBARboQLdY60jIQombdE8P2l7y_46wm2e99c2UZ.Ibo6QsY71YV42wsHT1YK3Rj4etYMGjt_e4gScmJVtSeRlXhCB9L5afHDoFFaHl7C6is3Sf8BHFrMo__tYkEJ_o9.84y4gvRR_wbTW3lcpY5D.c0bY1aP7RCkRm1ezC4KUVN7udSasd7yd2Ix4pdLdDeo8UAc6G0ByO57NBUB7Avr3MXZwnPw6nCdzEiaf",mdrd: "6mpOEBo8MJrTmnrSKw7tEMtHB60jx9YFggk9VrlgAng-1739177913-1.2.1.1-Tm5.48dAqX2jb6Axxyr1cnU9srWTlt0g7aHjA7Nw5R8JIM7CcJFsFO2Rdv2DdcmDYf9I51p2RzUQ3.37HCCRb1Lb7mB09h1w3PDhDdzOPUy4tHzNg2HxTYiKSHO3XB3fpNKkt0IAMs7je_NNb9fnRdKliIcDmahisMeDQ.uGgBMhejhI_OHAfZJ53mYsyLeWStnpa45_m1Nm1HCSiCrPq86_rz92C8o1Az43pHLlYM9M_LZI1CcxGQy88gvHVJQC0rJrlwVcMpUovkG0_nXGkc2LGKSqOHRSbc2BUj6mwQZJwhy5fZBqmBrLloUwiycSp09MYCGBDLQYvlzNmtIMQJUHXE8dyfsZZnWNDO5FS1MrV7kx3XucM1isNVa4w7ilkaSmMusTT5nS4hJxhsZMyeS3DnBs0i0Ug6mdZd_WxdCkAF5MGi8NAfiZoY7kZ2_chdPDa947kG0uWqUR74FC2lTFcE2lQxP3M33J6.GVzG29t5_qqCi0c_ZQQK4xgk7o8sqmGC1pWDq59vljKp.Up_Qs.ps3ERpcggvF5GpAGzCkeHjSEADCGI9yMGHxUiYD_7pCw7y6sjXCOUZSc0ii_WsoX7Zn3jtF4m4wYoaWTiuqIJ7HqPfPZeAMRRcmGUUcYtYDsy6gz8960VwahDxk97YEfWmNd4st1BXzJGNn3Cf8BJ9njJ57KfrRTVVkia2m4WQ1Tj6F6RVRVQ90modxvT_Uy7ozjNZe5c7pf8zHIE11_qfh7pObGXEUDcU6GB_yQxLe2Ge5BMSD7OWVZ1VZ.pn.koMDQbbzQGPNvAIwuVIVb5xrZzgPOYMu3jPZ_mxtv_pZCgH8fOuK6K6SMIVRcZPaSDY9zHZsqysf.N0cwlnO6o6cuh7cEc1VcoQOu5qRYveu55Uxxtmpbs8exPeMxUgYxwk9SpyjGE7k2e1cT3.kSOuOzI0ifPZwNa2j4wdXjH9RPNpFjFWkCVFB5R9IfvkqCaXXUSeldyVVsF6mfiO6k.okAR15h8hUGns9RqcU5eHZdlBs5iKSJmWL0bWAmRtK3pOpr.5oZaTiFsmPoQAPUOjWBN9YIH1mcHMx5HumcU8fOE5R7xsbf28sxzXAEb_Ldj1JRkPkMdtEEd7GFzr_fJTXN9_Y8oYq7qrItmU2fO.y7mkrLyrHYlOHfnmH8do8eS_wMN8CAclG8ibI7_ROomnINlsXG0M1b59dIjIrbvE.MzIAnpwxr6etHm1z4RlaDANZoO6ZIPVQ4fmsNDS1rFfBLoMs45J_apFbzZOzT5cWVQAbt3KjpziRc_kPj_inGXNI_NYVif1vgF7esi8k.Da4wuuXMIVENDXSRQlysFvVtIIkypMd5xPvHD_8hPkMY1F5EWN.J_frCvsM96zc4zWR7cOhct8V7FF2wIQIrxK.MQ8FgaIV3uzfsVY7F_C2Fi.3sdxFXMUeD5eM5IQN.6J6S2kTwc8wUK0Sgp0v45dcAWKNZpqS0yiMkY2X8oR1YAdCsvPYxW4QDcvI0N1xc1deI6PWymdC39ckiojLITwg5wyZTVrGuOExYnkTTVUhzsnIvDgKDKSyUgVOwjPRbSOZQA848muQA2VKeAyxk2AT4hu88qbq7YArkufqmAQpur5Gk8JYCTalXLJr_A2z3VVUZnrkWhQslHaQVepjYMID2sJ_olLMtwAcxx02spPdGtSFkoo9JfCjeiCUjAjJeC_D0sGE9fU7VpoGIWBdSDravZ5qMaZQlVzZthY4KX8r8DR0b7SLNp_uMKCOa4NHSBCOVpH_SDNXd6q9SMyGusmlUSRp6.ja3znZPW8VulQPlCaMIZOP9QnFtSP14gmh_X0CuXytnGmJSnsmLFEL"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fae5e4be4f177d';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\/6759821034?__cf_chl_rt_tk=qyDcGvL0UNeCWL8x0_EZeQmLTxCoFjn0x_t3kjEn7fM-1739177913-1.0.1.1-cTqL3JudLma5fP8EwZOKKkU0OP3Y2uqWqX2hEcS16D0" + 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