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-9870651423.mit-edu.top/post/0938526174

  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-9870651423.mit-edu.top",cType: 'managed',cRay: '910f682d5b2e5a4c',cH: 'pfbtQckO_XAQ3nO4Wz3xc5k9CEUqHcS37xd5o0IXHXs-1739392964-1.2.1.1-KD5HPa4eHl.2dpEbLrcJBBsHKJh49hD0Wyb0wXSe2My_ZTV54RNrxHhknzWV7IXF',cUPMDTk: "\/post\/0938526174?__cf_chl_tk=P8mkYqariAujdP8pnGgjV33RGQbVPNFG46mlfkfo8Rk-1739392964-1.0.1.1-1vc01WfINwNuE_KGOkRn3jLGayR59NdsvirZu0uDCWY",cFPWv: 'b',cITimeS: '1739392964',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0938526174?__cf_chl_f_tk=P8mkYqariAujdP8pnGgjV33RGQbVPNFG46mlfkfo8Rk-1739392964-1.0.1.1-1vc01WfINwNuE_KGOkRn3jLGayR59NdsvirZu0uDCWY",md: "uQx0TepcEUbEdUHDGkvr7tm0VxQTwKsZv7mso3LVosQ-1739392964-1.2.1.1-vgRRYPTN_KxepzTUODPNM3bqQMW_35kGT8PPhiG72CkH2U_4GTwLisrGlGKMnHRbwdnHrJyQ5IFs0iwkKZhWFMNugHWuHRmcq4BR70R519C59O6fvJFhOko5oyQZiwG8bA8Mx0U.wWJ25ny_e8UGhTaGWWjjRUiKubBy.k37RjWLExG_Z.aKGmNIcwWQmqpCGX5KGcFO.KPyXG8Vwe3Ld3H8n.S48VKqlsxrUzjFo4DEYzvyBATE_dNbCLI1h9.wCb7DmjtBKXCHq1CrziZ1S43Bwty85BwafLORTXSAtele_9nk7M2W62kK_PNYn6kvNZVO1OteXnmVSDVtBtGrHP0C5A8oV5pMiFwXnB.iQsQzpXoa1Hpt4gFKOwwG.f5f95piuKsQXh97tak1RJPKKHdsFyPQTxpn3Mom6G3RHy6fjPOaAVXFimaZiUIQDOdyAntSTko2rPueDejmXmHQqS17r9cWO43fUBWZMi30AzBu64kpykNiyy1L2tW216CUj3lwKGPjX57YmsEQIo3HNHMhKh.Hlwf8CuC.ycpUKb.gtxnuOu9tYoySuwZL8C4QcUcuXSXV33LqMgcw18yvYMWNbCCmSzOEX3T86tvW7LYZjXl0PRGuLPP8luX2G_EN5lhG0.AN74Z7WyvNR6l1SB3FleJ7v2LOJOD8ONK_EtYJ0PfYnGXBXVMEo9X7AEUnOYAopzamTnUhpUuXiFZdCR1dMNw8L.sStfMYEVQlXnVH2zdnuU3pMNmk3ZbC5oz2_U1ksoVoZS2iKJuu_bBDW9.VEYYkisjVW8VWUtFtV6D55f4eswy.Q7K3oGyEfnXDY89bfeGoEOgqjNXLO3FwQKE8vzZjQDeSsDNf0yP9Jxilyc9vEgA5BxI6ApI_PhTo7tj4QRqj68TZ75pFCirZV4byK1cpJ7DNQ6GnJpW6919DdGqMbbZsXMJ5ZblUbvD11uyIksREUVmDZgldfmLnPWCPBJSrbT5_7BR3EVE8uKC36V1D5yf1oHr6WA3hx1ZoeS5qg7PZOr_Jo8bosQrV09e8Ela.JMfsQcefE3XMXteFLPldhJB3qNO4zIr3xh5jhfCIkEskYdM80HmSNtmSCbL1GwLFu_.JD2rnQdy58OGU58lCK623pdkYWJLT3Pw2oWGVG8PdjKidO4cRvuQf2vENvdjwS9wdYW5KqrxQ.KdWJZP_Q568M7DCNTHNKAE0ksPIMu2_S1u6u2Tyh2z.GvJdUlZvBlO7mtc8BFMn4CE.dDxXVE_sZm0q0XO.sV5G_MGkOzEHElAg9bYkmpyvg428n5GTh0cgPnsUltI8dapdhYkL.WgDvspBYuyvmfaNz6ZC0tnf1pe9Dt5axFxCrNExH3JJsMCo622DmCTLwtlqQtAlUz.Z9LrCHnY2rTrOLVqbAy0MnHG.AC0sgYwrX0SnZGrwdtte8EZNydgMdvXh4s1c_vNe0lY9GIMiZEQepdS5JPg.3.vFeVdvYnBCnO701ip79.eEtUbQNH3Zach5tPhb0dzF6qlK3qbj.yTpCU0eg7KjU_lXDKgxjB17Q3DS_qvCyU44u8NT11zDNo1dEoiwt2mQCIG7bTw4RBWgVdRjPGKnW4_BJXw1fjE9V92Vvr1KIVqpIVII8J9qj7B6JrrpEBjarBP1Q8nujNp6B0nDqt4ZdKeS.vYPYAXE3oWIDPtWjaFfIKGBq.oi3jKcPlx_NJzmjr79PY3a0PYr.1VKuoV9d5Tf5KtJGmTdKiaRnLFK2nyihsIYVuA68eF0H2VH644PRyh2CE4TXiO4PHIuD5kw46RZb86R1.YO1pkMkiwDa347NGjFYYRyqW3Y7CfAii7d65RFqk0qL.moLbtwhsm45tSIHF88v_YL4DMEPhPhEVuuy4RVH5rhXZD2DpnU5Byjm7CRCT.0FTOETqlijqGarMfZpCbh2oF1Iv1cYYIgXcBEaukpAsZtjXqIcKhgbf7h8_lEgcRvJwFSP43Q06svQ39HD7DSERMqALlF5nsegGTKjR.ssyvmhpxSHhM9mjLQxsCXlx.oRKMVG.s2WiD70uOKUz3qJypekOyjQv960Tk_kNYZ9BRBcf.XsXmUJMVtG8tquTfw3hCTarpm5DNzExhmb2F2G4lS3IFQ8oMaPR3Wr1RsAfxD2I3DaZfjUDLixOHz5rxARUI1cPiaZoyPXRfXDaX1Heboz7CD5uuZ.7wevhVFvuOoGh4gIYeQDJHyvNeAatghGz77",mdrd: "e7xjedMA8lfg_oYiDcp8wlzsBI3x1V9YgMl0UGbIhfw-1739392964-1.2.1.1-IAzaFUZ5CMjoetqXINSUkAWkKwNPrZlD1BROlZCTXLxvft6dP5hgnDSBUkHDuQMF27Uf1g6HvTc245Kv3ooUx2yED3HFnPxVjyCg29Rm.xucWnmIxsHfhQRIy3xj0h2Ub8hXaUK4wl2tMrAKNdTDTBD2YQh_QU2zzrv0PL72tzBmK8Bb_P7eR4ltjhgxrCEANDOO4k0vkevvtEXvs0pn6ayXgcyfb2tx4NkvxOizLAmEWN2q0hpncZ5BBZfFkRpRcPLjB5QPHFbkLWcppdS4h2k9Ox1YMOoSMQ5SOxyE4oHhcwjpCCWETSFGSzwhD8PxN8QzBnrFAHB.rtqE4e3KAk_BvVIggu_93gJPfSy36DrGgn7S.CyzI_Y7iv30dtzN0575sJDnlGksdR9mSlDTVOsl2h4gyAYD4Bi1C1RdXdFfEn5NYdSmmPUC1.xAJrrkPmfSs5o4PlCh70FVbP2EEYlKO2_k9JZmnSCEvh3QZiH5WEhaQ93KzmshuZpN5OOru0aT4Gi1hHVuBEX5R12Xv0ExoRf9.iFaoBoy..m00.q2GpBrPPsy2eTsxjEUETt40KVvyY4nzq_1xhEQH3p.0b4qphPfx0n4rvEopJ.wG4Kzn82oCHB1WciaLgoFx1d9UVeOoC4dDBkQPp7rje38lKzTzJXKc8Sx.CwoW_BtVCRq23Hst1jTFNTJXiu21v0tGBwepYwMe.jg1Mg8SU1M2yIgHVRvk1ED90CgoAImpTVvsU5cqr4zXUMbclMpItK_k1fi44fG1MP..phXpC8QZ8dmpkTqwFj3vTSQqKCI3n9PrD.u2Joo5O2xJ6XLIQKemANjj5BH7dy5OSAMo9IBgmW9A7mAAClltz34NOjAa4sMX5_FV5AxzVEMoigCpcWBT5N_69_Croh8T8gS7Feq2E4hcXKvo4FEVceJWtGW1kZjHxagcFiYl4SIOjT0HdU7Cms6E9xk8z0FGt7LEwUYt8fDqwTKlwwJzoeUORYoN.MQw7RffnqXlcjFmtmsDGKWpUFh5zxIuyDYLhIRds53zWdwKYutXrt1e24A84azaRg48iH7wthWe1H8v8_vI4hC1xyvI70Wds12kmwCJQMkeeaGeGa3SfK8rzzXLKR7mYptm6k5APXsWC2FndgoR9Jy_CbNcvA8L0Psu4XphPMJm98LNqCHoWyUCygRZgrB49vJIRFIW4hx9zsMo4_oFJlb.ojeiem4IhUGHhCSwwLuI6prAKbQEklZUYL5GsRnz.uITYFZYJ3xcYYHsKznr1ewcls2BwR6X9mFyPDefq342jnqGjJXWgUYcp9DwAiOXGyZM1ILy7GqDGE_9zzma0cypbjUO9i9uwm2m6fbrSyOruYYjqoMWfGYUVVFXBZDilKjuFSK4sfEQbpDc8PBajKE3udQ0uNzyGF5AvX9rkEQtyAulqFcUR1z8dD0LRkWynBOVfXxe3x6PkNSxtFVjg1hr2bijudROofX6nM_E0KWcse0J3_2xNQS.O3MGlwrZ9Aiv0_Q.vZhbfbWGo3WjKUo34GY4_Mr4gtLl.4zpsAbm5oJCzJQ55exthCh1.1.6MOBxl.espGlye.Tb2jhcYMUP2vjNosyliq3ARG02fe15CAomc017Wls1yoWcUJbKNWCY5JhkRnUItkBklwKmsJbHT2YI5pRDuoK8Ehj0rTETgTz_RkWsCh5qqg.n5fP1Go9c3WsecoCHESTqTOq1A4KYMkpuUK2auh75kKV1GeezaEABkwafpnJIAJP8R.6Nlyu7xd3NhLGlDB5Rb9kklGmGpZoTjD3oWvjQdP2IQyWbjyb_QBCYkrQWjGvmwKPGYE"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f682d5b2e5a4c';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\/0938526174?__cf_chl_rt_tk=P8mkYqariAujdP8pnGgjV33RGQbVPNFG46mlfkfo8Rk-1739392964-1.0.1.1-1vc01WfINwNuE_KGOkRn3jLGayR59NdsvirZu0uDCWY" + 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