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-912698795661.mit-edu.top/post/1965237804

  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-912698795661.mit-edu.top",cType: 'managed',cRay: '9112bdefb82db8b1',cH: 'DWWuwP4e1M0bJBh98DCYkXUTxT6rM6Hf5GeYOy15FQ4-1739427934-1.2.1.1-yJz0l04ViPrcoj_xnoTS2b0luREBzZYIBGjFx_QCtkmDvIoGGgZKwz25.s6MHMn2',cUPMDTk: "\/post\/1965237804?__cf_chl_tk=4wI2JR9b2fYo0PFUEatksGqhyHJJJ0XPqlxlXIzFxdE-1739427934-1.0.1.1-fTyT6BYHkCnXYS32Y6OTz4h7j5mDYUC7RrYQK5dpa7o",cFPWv: 'b',cITimeS: '1739427934',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1965237804?__cf_chl_f_tk=4wI2JR9b2fYo0PFUEatksGqhyHJJJ0XPqlxlXIzFxdE-1739427934-1.0.1.1-fTyT6BYHkCnXYS32Y6OTz4h7j5mDYUC7RrYQK5dpa7o",md: "tTmvvtEFw_xPuHV1Tsy5CxWptgD3p_yvvsK4YREnhHs-1739427934-1.2.1.1-sKTY.QIb2vp34nA6IG2sMqkeax_WrZIZcdZESwnal1Ru0qPBA4TZYRn0_Dxob6bQ9.HtOf32CT3.5cg7TIJWC8N5GCeUtvCmgNT5ap8H9ymUkt92BJAFMgOeB9qKoaJ1INGes_8Ivqd7AmW2e7k01gYOgH60bsJYZEktt8T3xy4L77XUEAE8wQLQ8dHBxif7sL3TPeXED8Kz.q63bay55mpI1BV8KAq6lgFV4xgJz5OhxpuHk4lLSwBUO8HQ8yJknzdxLPS.akhK.XWfDGPTwFVbY6l_3HP2ggu3jz_9tV4qjrpNQ4RS0WZmYI8UVCr7Zd5HryYMzFikif78roIy01w.SZ4N2AGlJs2iKpFpHVPtE6O1xJ5u9ufRIXdUWJyAZ4Zw1MfS6iqf0eLAPZauac1EeJ37kA24ocjzPA7Oj.kSOObZZkEs8UWBVydppULrHl9euBFssf2yGEoPoKs9fNlP6XuDXEyelQ67se7xB3DdVVF8NXdkkxT0iyetdm4fogcrajs6s4tw9ckXU6O3PT1N1iWIBzFdDlkSUjoi_VOXnJqzsYDQ3tdwYUcm7gEXs9pdF8XtD43EI5xB2iyEMNVR9_2w23E_AguGJHze.SpKyTVALGTxT4VvtwWg9Qrup1hL5RGyRdbzPbWnYr.v0vxl7ouxG2ndNgquUszUtw5rBRdstEzaj8UZb.OFR2s6gcQckNCwFfOsHiypda7Xr3PP.TUY8_iwSTMVA9ejSraVylbdGa3I3cQEJ5x1_.wym06jZgNvknvq2jefADBE4vT43HoRO4plkw5656kBYuscjCKekKfHNbegPtkUu_OGxQC9bbDEcAYLZ_JQsScb60EcXcfI9TTCIACv5S_24.fcuBfVyWAeI_RjMTl.vlvrGz38xeN3ZneCx2s.YbCY7dt7GoKKaP.DEsLTAc2DejpO6.vUvhG0Kbsk0b1LdUX_Lhp5ijGgMWMuGSL1KHVglfrhDlA0br0ajSNLuHgv5AyKvuKJ.U8DFe4CzZ6XnSO9mUCQwKZrKNqC7Vo6dc4rVka44sGsbRi0y39dWkEE2QxDtSHz94sNAr0TWPCbpQLpTg4Hi18.kJRVEGhcYGQTyN0NSHaOp5IPsH2FHzh8esQl9OTtx9ADbm3FYM5B6moGGQZl8pFo2521fbU7YWDUG0485bGYCTGSgSV9IRSTSiyAEG3qjDARdptm2vhZa9d2uaECy5fiOjtgCuwrcXdXi6TF29Zz9ZP455jvsPjg9wIEZpYNZN8xc7pgQGNLVno5M1Jt_0ydwz58tMBlQW67hm3jxlBNCtxrBAzOeNe3P0x1ODBVFLLl9h7B6oW5veX5SpZduwrUdRAxUHyE5GDDDij29vrZfikc9_InUOEbd57SVIaMehn8xUWSihAjSWhu23cMI7cTtPvFInr0mHhPjqhVMn4vZrBKYMiSs1zWcpXVKzPp4JrIj0GTMH7YtvVtU8hOAls2jMKcUIfp8MaB2sykRui8GER3XkrjohCx65dCTLcAr8MNYfD4EEob.GsSgirqFZK_j_iAFKxs4tXNMOO2rRCTJYmBNoa1.sPbCRG2sqgaeTqdxvPI8EXDVxoz81NUvtALo5VXGJ1v_KfRJAlZ5AszNBP66uam2PFxDrkHGXlgLB9XPM5KEanipXv5B2aA3Ac9CDWlNd4HesuH44bOjdktSJ29wHJvXPHEgzopCJkKRTJcZc7.neVgt1darAGILnPnUxAbvv7IS0hs5FzLbKpW6jKxXh1SuYq1eYT_HuaDM0iPHbql8EFTVfKjwSKg7IgbL9gQUtYdZb_wtv03MFJ8DDBNH.kxW3rGc_9nmYGFQb.7AClEQoAYOXt3aIzn40FxhznuTliTU_8xWufnqg8hsniuPuuZoLCsiU2EmXd8mmT4jc2i.QsDoF55KC5zRXza2dn6vA1NKPwpv6_QV9mV4e18eqrsN5EpRS9_2ZpmvIgCIAl2A86Cmls.iuyit23PaDWJRCKQkF4z6qo4INr_phxH2LN3z._ElA7BQBLdNgBPspOb898bHgNiaPAWy99FDc29o7jWfT.kSL_NY.JCANzF_7Fh3Wi4h0MUlLYEgyMxxNqIXAHw2skYqOmpFQ2qsI0T9.Z8RMMpcA70HNMJT5ETCYRFlXLA4Zk7X2YjtzSnKMcrS6W1hb_x7S2Qk5xM_q7OkRxpNOOGR7dtA3Lh4NHMMgHRVnO8m94VnnZyXlh03nj1kSK.1sJI",mdrd: "tbTiUClWNGqxpc0U9HGfBbzSxysYWndq0gurf1NqlQ8-1739427934-1.2.1.1-pWqjmZgvNIBfZ_LKvJ8aD_tWk.nf2WGkkaB9d789NRpxkW55Bm6.YXXt4lKEQ568ZHBb_ztqx4hmJXiddI3CTEMv4mPTr6rT49vOu3WtccGcPDRsV6CG3afwyk6OIVjnbdeeaVNvvofmody3NiMBfp7HNDKpFt8IKF.PHvLhvaTMTnIKZyg7_kUBrj1_O.vaP1FzAOuNpPH9I6Bkz3GQMsi4PirKAiH4HqcDGsdesa8ny80sgVY2sJlLI23GBZW9J1AashEbfIxHJeACudU7N8yeMHsy6hS6tQU18O47x2UBoD.NLYUypJFEKdKxtDVDnuTbzzzj8wBmY3ZmJkvpZ84.w71Om.e6QU2PzdqEEdqR7lONp_pKcu.2fEAwTuunJmTxesFVW4g5NVaY0oRIEvjS26utzH0ssywIgh9vUUoimLitCJyQmGZxh8Lk0YxMj6Zh4TGJnobQAQwa6bnBcW49j8Xy6oY6uVuDXct0oMyAsVKWBlvngorrbJzbJpAUI2LoivJDpbkieJpWYEcp0wFBr.TYuKMUd.2_9X4X8V2azCIJ17zIEk8ye6CRG0KiHDhgnPtQtQD4QE8LYZC3q.JiCADe2Z5vM1jhQrxF3Ijb218nGBzr9niqbvjCUEx3P0su2Ts1Hc4pR6Kcu3iWQ0R1tlMvtJkl9QVE93DJJsWx9VsS7IYvXpiLH0bDuWZzXO171MsxP9CMZTXCCXdgJqcX11OSxXmJfUfCTvzg.DHQ2qpHe3NZMZGPf4Ub9uLYgnqr2CGPqEVsC398FLdfRwlKYPIffrTaDqlYWkhM9d1xh34ZrHMudCrlyjbFVLPFZR1ZWaWWpagaWjqJBe3kNMXYplDktpFKd4hwmvvaszZaoeQUSry_U8dAgfmwfwINSxwVoX39FPWyfC9ai9YKgpz4eBayJIQ6xxvW94KEnCof9YAYMrUMlGMtqUtVOrcMtjDb.yK68X1dSq8MKKwitOnjToNf0rbZTriGiTIMnGF0UErU30.G5pR5KZ_aIHhf1SZsu38_rfq56ydICW9AAw6lkpprXWnkAMqbzTY5Zp5QZ1bStAg4qCvC.uM84yvyJiUBW4DAXM1hfBtzCGDCAIbG.E_PjNRvIz3Ug_bTXdDkoSDkWp1hIoYh3lXEYI7M4xaBDRwO7eOPS0REVX7FyGIVkUfZAsOyF1DgO1d5NJ6m.aNBHBF5pQLW0jKcqYb34572.oAr.ia8.B5pFI4xXeCOvPG4LPXUlkQwU4UpNCerOu15RdLFtzeuBEQyyMm3u4rHGKTmWqRnJ0ZDtYuFwP.MSGBXVgDFH.r4TnxknVtkirp6CKwScQZtnQCQBTgYLfP1T9iidnfK7Yh12HRBda77cLtbw1Zl4tgjmYvi_ex1hjQP3Gv645blF3k6PKHui7976RVWIX0m2.77H1aLyv8Fv8UliClAFowYmMz9c2i1Zprp.PWfxna3_V6Vk1WC01Jyaj6QNT.HBQhoOODRNMmzRehefqulz_nP3Ijqb8orr7oXA4QK9KuSdL4m3noVrxJy9jrB1kzeP4wV7_AwRgxGW.7Ezcxyvw4KghrN2PwmxlhjFblOahiM7mX.hhqX7bPKHzLr301XdVV7ScgwXuuBhlTk1iOFc0lEInb6gfe46tq3wsfsRnDvKpHsGcjv6sxjIHfnRSLWhNcOCDin7P8ICmT28hhLjNLaIix76fYpXnzWNDlIQDlU6WoLXDfpiyvbBXXSR8oFnWGMnOZwYo1aWVNHNsmeLS8412t9yHKXeoTTJFkggwmuGKvhLvRtdbmBqSghzb6SzRgr69hYGhXSwwVpPJE2WMxdA42y_xAUu6hNthxxO9PFNQt8cGG0"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9112bdefb82db8b1';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\/1965237804?__cf_chl_rt_tk=4wI2JR9b2fYo0PFUEatksGqhyHJJJ0XPqlxlXIzFxdE-1739427934-1.0.1.1-fTyT6BYHkCnXYS32Y6OTz4h7j5mDYUC7RrYQK5dpa7o" + 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