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-674009807191.mit-edu.top/post/2418765930

  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-674009807191.mit-edu.top",cType: 'managed',cRay: '90f37256e8bd2d17',cH: 'kOLDOnWtMJsqmcAUbYVKYVbC6JziLdvLTv.lZFfe3B8-1739099779-1.2.1.1-4DaGlKcF9JSDA5P3QTT_YA_i7ehbueUjyY6iIWNz0d4GGvzb.YA8TpKzpXa18F3n',cUPMDTk: "\/post\/2418765930?__cf_chl_tk=RStFRSV.bi5BsvmJeZ7sBf21kGAvT8jqo4rj48grZJc-1739099779-1.0.1.1-qsSu581_nEhxSCTeMz6D9kylAYbKdwUVHZ1bSA0Dbe0",cFPWv: 'g',cITimeS: '1739099779',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2418765930?__cf_chl_f_tk=RStFRSV.bi5BsvmJeZ7sBf21kGAvT8jqo4rj48grZJc-1739099779-1.0.1.1-qsSu581_nEhxSCTeMz6D9kylAYbKdwUVHZ1bSA0Dbe0",md: "_6iljvvqO0we9Xyi7gEC3hdbp9JVHVx5NQnbPooPcxI-1739099779-1.2.1.1-7nPdtE80DfmQ8PWh2Is3hHr1HddvyHSm2nzyr8Ua.t6hz9U5z07cAXtYbKYx36ypWpEvebMunLiifweoXsErxQcIFiqQhUAHBISZe5MpMMg4HmHMJkz18rOCq1L9u9VKZwKjbJ9SiV9.7UCRbog3qwNT2JWtFz0ez6zgqlTbGp9PJXj.OAYDo7t8lMXC8EpiJwMqAILI6saYHdBwzuEISnSmMNbjnSeW52PyCmkijF6UQWtVH9y_k8W8kq04RFXVJGlc3VbXE1GdFyOA2PE0CEqRQk84p0zIa9W2TqunJjGLtAB4bJcoq3EUifxzyjBtZqpruX7gDYIspTqR3QH71IyXre7wIMqkM.mZZzuOUyOe8xxIiNpSJp.ZmxHSD9iVQFf6GXFcsaU_TnSiZ5tyJWJ0eC9ApIw0hNv2M.g4BpP5UFYtIt0P.bMB9IL.eCSCdMPbW9pAC8pEhB5KQXVrL0bFREcBi7ri.iiPa8AB4dcTY9lMPRvt6KLtSYb6jX7mJJDziwPPfklzjn4OhqQW7fzn0AMScQduGSURlmXYXFJeKGxVUVHlfsuVa.c8shnmEkpPzaJOSrtKQxBI87nRe_Yw8dyjN3ZDjVgWUejt6veY8Oe8qOIv8KIb_SQrHPGj43UvXI1YnlxhLXnlL88lOFG.QnQTQtOgM0ru7Jm3d_S5OuPxYTaUPs6aKca.iLT2fRVgnr6FohJT2l1l9c34lshQuLpmhiV.0CCOxrkjLt_AZeMSFjc39SWTZ_srbYl.h_p_2eeccjAJ.gjaKMZNWlSAmxJ8x9RgucPMWhz6NZXgmhlWAzD_J.0v9HCGa4v5.hjD3VpOI5FgRePKv5Fn6MdAYsHppIgNlouMeBGsiVAbrdGRAO87h9t4r.CmPZC6ec9NZmmyfMtsKU3o_C.kwX4Be80YCuuGVAvgMzrT6AdbUpmNbgHgoqno.d0fSF_yKCvvZ2UBGmRVF3rBQ_GbGhJ9mTiln8mpHBNmIZnXSYEo1UaOyPMwssbdo5gNcFpczY3LXSzCcJj3zmCBCMQKtWzFubrcp94o1s1wdcAUNfotCLl.7LYkS4c2jK4ezZ5dsKJfvql4ABiTYen.WzuAtgiMAbFiYOBoGzIkE.PNHP0x.NLIYHGmnUfjAPetFa9LHQFwVobajRX30rApTPdRlgjDA5a3e6JhpP5fG5gA5WJGR1Zv7w4IPqEh5XRVebn2hSdhZEMg_hgucyHmHXLNdz554AVVbOKqmtMEboBp1KLXex4247mYzCRGhud6Ywahmrea7Gpc4cGJw86lCTYAtOhHbBMn.LgFzVq5L.lutfHfyUwdhMMODdJwR6VbMNZn9BlTu_ziJd4cu1bTbWYcm3cza280nD80_icz9Yes37NPzK_vO8KXVar4dWx0bnv_i0FDyAbDc0NX5PSamDdCE52Rh4hNgXfHAw5vUV.8lILroxNo6JHK5UkOMB4fjwMJFg2jwjRH8Q8eRiR4OlPJSD2KrT5NpafA.fTw_Oxc1nu7vKYgidOT_53zafwi9lVLAuW14hdGhTigJBj1TJEh5evzslq9Pu9w1Nihp3u5qIsvEu0IqUYxF71LR0bN7I1tF3a3lWzTGqwwhkG4MOa4dYBDqYxOHkjUcgs1djUcEqOzzMm2GUT.otV3Ha8RGVAQfHnGngHckeFLi7.6JoNqO_hmD.obh2_NDCQxoWs_6aNeWqA6bXOggdroJsoHIKT.nd6JmCPLb0gy0lTK6oI3bnjdhg3zdBOvOLmEM782RKMrV8zAVCVWamdpeXkduVJlKpWTD63qbYvQmbDdKuOFl.GcKFkHBo8OL5ttvasQ1rQHVjte4tVJs9KjTjAl6bsu_ui7Mb_9.W1PM_mxHMm_3FJ7m_vVqVKtDNwuWN7_EpxaThb6zPFL62pSAmedmo.kdENTyOXdcATu6VtllI4aITgDhyIj_lKcqQAAIokvEIum8SZK8LoAlBd5JLnRB7oCxsQwvZu6Jj1YbIzxTqqbg4Z5bHBpaHNrnNQ.haRLs0ubsn_cZBZLInnl3Uz37KlzqL5ab0gCzoHtP9TNE8O.7MesL8EcNp3wzsfgGQdnG64mQOZCjx8PNlOYMEtK8DVtW4SnkFYqa2MlOBqj1LLpfkszb3g6Ge9eQNbecLdNN.Hm19VJqj5mXGqmjsIJxdPKWTXXeZus.Y9c43UTAywO6t23fmLMsAzc8is.27GfwBsPzHmF1WgxQpsF4TIyTTNS",mdrd: "tNuytju3wIgkXn1UTMiyYkhDkUMr5snfddKVA61aK9U-1739099779-1.2.1.1-AZ_AZV4Wnee79_I_B_Ha_C3_lSdKWWQ_4mxy5FxkDo6gPrSj8Y_md0jfYQKBX1Do1hfmtqGhUASkCfrvEG3Gz3kCg4N9ZzCr9fn_t5xw7IvVX2L97_yz6zvNTq_VAheRUcKpO37AbWg07n20TWyASKggYMfSu08q_e7fALkhrSWZXyj_BcLVroTLBZNHrFgnhR209JMr7zZK1zaxvGzRdbd1AheKuiar6PlUEcfmUlGWP41Fo3Ml9bBzRg.0ZVwe4BJ0stACRuvItmXOzZ0_dt94uuR5MUsphQmRrKVt0ZIh9EiehJH4fdibUPgiiV9sySGpfhfoU63c3fBzQTXCBqdIaENr2cK4dOWq.IPu21vdriNfe.W.RMqACmgY.EQjCpnZhKuwkEbpLiKmahekhWsoxNDbA9EtZJqdbp7zoCKoM.VTJy7eKHCUROVcaFs1yoWwmG1v_1K5Dl3EnwY59fJifymGvNzZ_wD8ZO34LykFX0tXTuP5VQOqjigEVHyBk38Jj5BQNAx29a9O8tX8uFHO7WxEXYhXLi2SKIe4qXMmcqe4iys01Iu_PpXYzka2Lt7lVZZTYFX6rGmsUh3bkyGeGbY.nd2CSmyyXHUbgkmSye2N2CFMYxBtoFrDaQgjgEC7PyJuSmIxaOb80uetJPVtuWQpOKNBl990q581zmbUVUgfngGlXzT7c50hgwpCK5Aa0Nr4a9uhzr0EtZMtBVYurnnIvW1h8Par_N2tRdGWsszvf9jJ6EeB4050bCQ_QT8qm2b6ouQ1SiAhrUe7SUotRwrNhcpQfpJfauXwBAFnvK6PBHbsx1ZJji.2W6JgfpWG7v9Vvgdbn9Oj6tQhVNQ9VpgfJZSuO1NotSGgUpxtkIPJ5UkGQjsbvMULImcwkDjPNqqCmyMMfxgc7RKpEuebpSQbFLMLhtKYad1dqP9f4ps.L0w2C.a8P.kWq2V6UHZPnZAlTn8UJCtSx4kElUxL6JOmk8Y4ConkJnSt7EvSd30U682T_57SVocvAbYIYX_p4qM0c4H0IyjVo_wDOQLL7FwRs4S0eaIvkKbi3NuEheegtyfFYiKoagqSfsR.yMcegOWU22DjtyBJcNWs9ORyevjieI9n.5HFXY1Sa2GjuVBkLiuOS78Gwiw_9MRa63sAK79nyzOIVwATHrUJRokJKgU791ZKHpOVDgoqc0WPaGiS8alcOpTPubxGgo6LpZcsdGFPut375exLhPGA6rerjYC7hBeVB2dr2XbvtbFA5K51cTVH8ubydlSaaWYwcDMFdk84nbPQXh88vGbOxYNDJ0jP0PMSJDmPn5gPu.r1CJDi6yRXlWp1f3mo9Mg.HooAtmAcV9rC0whKYYiTEWTLhFWtbUvVv2RGxk2LyKwE_092zdtQ.m9KVN.fLeocFFeWtYYfmcynGhmhj5_Ks0uSCMK.WjyFYqXkRqmtoq03wvdBulxc8I4ZsTnK49Q.OWphVyDMVocTYbLOeNQBRUMoGXmQzAr0.zAOyKC1HRe8WKi3xpZR_CUBUyRzdeuDozrcZAaQljlAVJvwpv.Axj67osA67HNCQ5o8bG9ApcpHTqQo5.wuQI9iOrN8FLXp7iZGKy4EESk.0JKFC_rlxOEBz2G9qVi8DfIPFv2BI78xEBekAafzmCExBoT7kXHWg.EopbZpefXgCR4Uxz_t02uoOrJERiNbL5qL931tYZIAOUcabDObOGwtre7kJKkNJrf.bTk6RM3JA72h9OvsKcS2hLvql.cxoQL2WXaBWH79e46z2hl8osc5XxVhtXbeiliELkHaqwUXrvMv7t2FMMRbEOJqhs2z8Duoxh6Mzk4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f37256e8bd2d17';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\/2418765930?__cf_chl_rt_tk=RStFRSV.bi5BsvmJeZ7sBf21kGAvT8jqo4rj48grZJc-1739099779-1.0.1.1-qsSu581_nEhxSCTeMz6D9kylAYbKdwUVHZ1bSA0Dbe0" + 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