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-769841847237.mit-edu.top/post/5849061732

  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-769841847237.mit-edu.top",cType: 'managed',cRay: '91104ac77d87c56a',cH: '4rS__mDPST9nBCSR7ASv5DNvzMtZaTjBXGElyt8mCz0-1739402246-1.2.1.1-pfpirCL9CgkUHg9HfPSruG07JcJpLcriQZPupzO5U7PtdsKejTXy2gAGIqyCcKCA',cUPMDTk: "\/post\/5849061732?__cf_chl_tk=mttjoEEiUxhjXn7OuXxmq05kSCNflirjQGBSlCJzgzE-1739402246-1.0.1.1-.RW0yIe6ygBdNanou8eXBmxegx6RWYou335JjiwwRog",cFPWv: 'b',cITimeS: '1739402246',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5849061732?__cf_chl_f_tk=mttjoEEiUxhjXn7OuXxmq05kSCNflirjQGBSlCJzgzE-1739402246-1.0.1.1-.RW0yIe6ygBdNanou8eXBmxegx6RWYou335JjiwwRog",md: "Bwbd9aiw_wNWvbEFFJylnljYi6xx0XCGP.z5oDz52rk-1739402246-1.2.1.1-NaRVslQszBTFc4C.b1E2oDVZBdIRgkkOaREJzDpCrCMaHT7xEgjXYTrw9kMMZHLqWWR8tNsWTeiYU1TWRi4XuFch2ZUOS4hpCtfsiyEsRxKQIuI2fMBYwTwQmn_6_MMiHXuR5wASEk41LOIkjRcWa4gRYD_xFTEj8m6YCZYY45Uc8I8FOHDA.zvvL7iRzZRUTEb_qpGkaEWd.00ICfFsDkC7AjvzYVoIieS5C5hksZJEiyvz8SB4mJs6a8t3A9h4.yKjjmdAARLKBvEmCAF.33k.ftKe3grzYW6m3yUCtctqwuXFfmBmbVqj4zGptfYwd8mMAg11xrlVCYSp4zXmPQaaoVCYlhxhC449qbfw8o09CI5cYjY39LeTjHBmsRVrQSmWzcdli5oJYuPXV19DYSWWKZLilS8X2skx.0erU8Xfd2.1RmJMUej466h_f02W9AhKtgtZBM3WoU_GUZaeJuayesEJCisTKnmuz8OFzt7eKFGodJ4henRIcz7xLOAxlH1XEga5ROqNKT79xnXBveKNsTwdXvnV0UNvJ8iqVnsgjUZl6EGu75Pv122hqOSvu6fTlLHEvZN.eP3VvOByoxRp41.4J5kwx5hQfJqgNCN6CDe3EzfcS9z8CTShjZAkzXQ64EydYC.sLXp6jIy8JFLzV8iZycXsePkRVst2vjKCehn34YTyuUtKJ6_N330l3tmKbJdXQBdJN53yBwUTLnI1tlu6Or4O7mWR71bDxq6N81pFMb2s_6GZj74Zyl2epqsdjF.wdCdBVO9MaWLVXQ1R17fHW1w5VOO96An2DgU1sJpCAc_dUp3x5jOPDGelfRRpMgwOL_73XiRnNnL1uZW3WSdM8_CuRdbjdsB7Hm5biuLCxMpWwyoxgby2ybSvBuBEBw0.0TuILNqzrvxUBGA8W16RdlFlvG.Ra7_bmIEQhSE0Pip5JnIEKxLOK4LM7Op4bCfTNQVGrC8XNoYP3A_5lJ.DZRfBj2OgqPNoKz5XMjsbhHFgUhgTYuCmjFQKtaeqeJy6WA6JTMVREzu_lnZc_tqqaw_VrnaEQA2FEWSveu3BN6MBLzcLnrsHW8BqC7FiNxt.zGzqH6N__vfaVp01YaVdHNWWN37A2sUZ7jhvHSzoC3HLyR.Gv0gZiJLxbOO9VThNI71QJLIJUiVVtx04VT5YYeVrfExcA8OvmB.XY.hx0a9MOjQnoc69ZGkEiMGANipe1PSHMMMgdMCAxjcFHuYiKU7o4PIpu7FlBEVk7rTu0SNjbbWLUST6LNmokSpl7ShYcBODlryZlXFZh3EV.gFuIG1z1pgHjPGmSxnoliHMPXj4bD.DlHeLGy2OErZnmNENGG1g9dn49nn33GNoIEt2ILV5cbieUa7Uj7k_5yt3qExgEXMFjYwdmwzMsG54efJOve2.5yw7zOMIx4gfrbaeRdKe9NKOuPMCABP94F44K4ehKjaN3BA8wAPkPJ_H187GRGGuggem9wlYLsKIHaITYg1oA8IzSVbUtzT5Yzb_1SNHlld5WTvDeD6yPk5MakcbQg9Vcc7alssvkqr5nBFs9EVapAqkg9ZT8qtC.XaTVAjZCjvve8jjTTY7oUgVG.MI4M.k8MdsGrAPY3ACCq39Sd_W3LJEKv3CqgW9AhXWr.NrGyC6dDi4xHmn57XA.ctDkxTm56uT4s8834Xg19ggrhXA3rtQdRWTDEbttCtu5YWUJverTT.vd7O_n9Gq_SbA2t14Ro2eIdfiMzbq8IM8Npzgm2d8CkIDldsqzy67CknSYxXOhwUEXdwFK6Juj8WVQBgjIvZQfBVMpc6V0Z8iim3jsdYNp9bMTj6l7U7SEPlKEzhY0lq8p4YwpZNNGaECf0BBKdT0dchku2r6YPxEGvtbjBet5r0Xq0Sz6szMczSBUQsQXKOHkBx.u2ee4m8WlUcyp_x038NlGfWuRb8cxjkbsRYb7QlxzJ1C0JpRidauMQUZlYv5ykNhEDUbN0d5uIaSrY.uO112BI2NLsNwEl5qLFYafVOh6N9pCIu7W00utYIr_T4EEn6CMgtOP4SCzFqexmqnZHTPHmMvBsc5KkA3cVV5w6BV0BZzzqIFtRCcQMZ0UOkkLMdW3ou4DiNdmiJEj8z1.NxYFYuauCiuJ7EK947qn_dcZ78XlEsLn13Pwvd0iJ.skwUi_UrL9mCvYvUN_vDX2zG7Zz1RgYcjxwYL_aaiYqxTofAKchYAMPa2oQKX2eful5yM",mdrd: "b79ZRlSNKq39fszAcWMSaletc2uWNe5wr5TvfGlNEG0-1739402246-1.2.1.1-imnLnsaAdiQ9mK2RAjXDQPkeX7SdqPSjRFJoHB0WANEH0uwF9G1BK0ws2BhTrBBvmX_6E_y01vKURRhs6zYiLFXRdbK2lCjb6EEAHmsLBoo.pRq0dfToNe.ZpJCr6L5.QDUcxmupbMj5BnoIycW6m9PORALotdAaVltinh5lVy25Cmv_2B9mx1u2KwUqLm2eelCKq2DuJltlfgw6GnH0p1WEYXI8KxrOdkt3w16o6t6PtJfU15vp1iOj5.Y.1DHgTL0dT42SQvVkWAIkdpnZ_S0UP7MJFGaChhzJPMSK.RSABmbCQJWcN7TD5v8nDDGQhi8esqkuLrDVHkh39Nu.K1KLFFylEIaSYKlQnnZ84GnLzGHvbTppYbkUXal_ZZOzED9TSDTkMivMKkdK41OJT8JCV5MLwVSOZWxBBPEJdp5Rh2YT4DTe4MNtr8dB6s1qE8Ysby4Nalp_rX9wK1VUwkUfLsZ3bVP7GpppN3W9PmqOMWVSrU3iZZ0Aj06yabF58sMh6fNDw4ZD_zjXVyogRQ9x3ELFy3DR3OIb5L5vBiW_dXJgBv6JUf3x8VJrCsYVU4zx35piaNcqx9gJLi1zeB0ii.UI2QYfaUZJyOorEwOkwYTW7ATafxcPAqTF4N06T.2d9sZPNWukD0oH2xactrhzU7yb88PvUOrlSbDtJkLhwVJtQhjUT6_37fbGbU9hRFmdMGMhXcSMjjfBX69QXW8x_LUdZKNG57AHOwHt1tcazQyUQ5qOGe2p.DUoQEcxWYaxiBWvcsE2E6XUdFYLO7IaMnHSVHLpdE1WiIT3yjaoCHaoG3ygStWd8MotMyuf1OdhyUOFbgxICL29xX3WGKQL6WsMH1Lt2l8xaDE6VTYV5ZoVTBkS2NfU9BmN7.ryGQiF4ByeZB_vCnsGskM0f1c2VR8km1XJGX0QcgYJYZsyAmCGkoB3Xy9yfkmVW5mW6QBNW9IRcQWix4PAHg7jvuFt8Nx64uQtzMHDCnJZliUeaaMaRmE5Lywmt3sIM4VKVW95SL.iekPr4.Ut7Z_ztGoU1RMndDVtnAorIiqyCIdMyjvUa0_T.emuiebV4.m6K5nY0v8yYQeQAkvDUImi0ay6mSdAGQQrubJMWHCDA2phEqGIL2Uo8TFNa4Vd6ykUXKl7kfTka1HbJ426JFQyFHi6thlhhAiJnTPb79E1azCTx..OiFry7T8nxuIIHqqzWfIYuq5GpZhC6RGFcY70ynrD92v6dRGT1.p8vJcT_ASJ7U76zRQIBjuvQt8AfC72LQMgoTb5bNCM8Hmyt7MM1UHRLyWM1LN7j7i.y0NxAW2m_OOwFm4OKzQikZMZy7Xz9e3BeIi6.L.4Loi6m1Nfu9SaHiVsBCkc9C2zAwVDFkUzIkiiiqbQbVEdGPrUsDItv1B5HOM2KqkoKQvNbwpVxRiIPkLwpyF5DMofpog.3B5pGb20Y1K9NAfpd7NG7PX5aXxSFGeIEjMW0ymhBDxKUeHYBEl1Gw.lDV7qKT3B_7g8n7CRVEeHq_njKP1gUK6DJ2vMQG3miaAOb3ql0Ac_ey2sKQ2B0um55NZzyJayap0bmQ.YHKtGzldYxiabsnkeCWkhH2p_hnsz3meFGMO3qG.duGDuWXXVoqQD.WfrXIuN9lKiMVzTECa_huWiqeViOlXKIJ9Uiq3alYGRkReQ6CZjT08BZAN._c0mV90p6r0NRJmDiMkUP6vcc2I69ZwYTWEYbhaR5BoqBZKM68dItfNhUojA23EWeW3J9Th61oK7y2kp3dVJKhE0ibxS7VNcPYo7rhCs6kO2sxT0NFpqpLmkVsFZO8G_TuSLOk8D.ZQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91104ac77d87c56a';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\/5849061732?__cf_chl_rt_tk=mttjoEEiUxhjXn7OuXxmq05kSCNflirjQGBSlCJzgzE-1739402246-1.0.1.1-.RW0yIe6ygBdNanou8eXBmxegx6RWYou335JjiwwRog" + 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