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-579105552723.mit-edu.top/post/1973528046

  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-579105552723.mit-edu.top",cType: 'managed',cRay: '90f66774ebacc590',cH: 'GMIVoVXSi0rXEU1T1ZZVKqF2yxtaDUabC4Mcb8uefDM-1739130791-1.2.1.1-LHMoX0YpusKxrVIgG1E3lslZCTWA2yQYrQRsxhPTlCKPLUaQiT0yxokyW7eAkrjp',cUPMDTk: "\/post\/1973528046?__cf_chl_tk=gDCIggJqKYu6J0nNEpRxGXfMzvvS6TRJIflCeQWBuG8-1739130791-1.0.1.1-VQUIEPc4wK1v_i9fC3l1Rrab1Jspi0xIG9vLc3ZvfO0",cFPWv: 'g',cITimeS: '1739130791',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1973528046?__cf_chl_f_tk=gDCIggJqKYu6J0nNEpRxGXfMzvvS6TRJIflCeQWBuG8-1739130791-1.0.1.1-VQUIEPc4wK1v_i9fC3l1Rrab1Jspi0xIG9vLc3ZvfO0",md: "olYerkPTWFUuGpIJ1G_cJ4u_sbL3EhH_m8j3lv3B0nI-1739130791-1.2.1.1-ukLc82e3z19huv8tEIpymfZ4LQjpmCSrN6CCaSQjzMSzY8MCQ89kGlk_VKWXWoJOzO7FRQbAFgSukfUfhvxSDJEN4VBkPnpLiefXfWgJ8Y_TN4yb3mgM1VtFsAKraE_dX0SnRhsSkUkX9JIs_DGOLeGuWuk_gq0qffz24QlIBZcAXlBCINT69G6OK2FoB3e7.RkUimUq6GsBJBEVwiQhlNl1SjZzUoKgQ1p5eTptU.82.5xd7nFMDO2y89RJ7b0P5eDQXBYv2vtRLZaaP2W.1mjPCb8GURIEEHUBrOsNkh_pn_tkdkUYLDCmGes6XnJpFt5mQFUfFLSzP0kWL7CoRhNR3_oI9edGNDgbaZ27itWZJxDgewBmt0n3flMjeT54Hio8Rdtk6VcoKCCOnkOI09XFyBARCA2rTKBhni3yoVyhuE3jqnXrFGjAW0RIN11CSXQ4T4j7L3jLOz0nzV8sNQlByhRZXXaTOrUx.Ba9bNgwjV76QT8bYs832sA1pZK05w9QGV4q9cVVhdkZfnkVnFfHBXy0.tcYNZR5iwj8WHA0R3ybTigI5141d9FZowlGFcgPHYiuXASEomL8dL8_.U7exv4KNNQpHEgiFNT1671IsKuf.YDWwa3c_XG2Pkr6hOD935_k3HOInoVrLAQIqzcmcSXNp1qTCj.OS4HjlH5EcF.K8AytfYar7yYaFgliojd15nAvklvsbBKy9M1iQcWafH01_8C3LgfASD8o3V8aCOi7BhwqcUX3RiFeQSleleUZCqPgwrDFmXThKzuAXBBnUyzOuUeShO8rgWTi9Oxryjv2v6otglOAlFiRNoZHFo9q4Z4omO_unwoOYePLDTG4KhXDOxtT_DLQfLbyLJ6nC.0a.TndEWx_rV7ZACc2mr2ITKa9OTTF8poGhlGzG4cpNIi5TP9gGKznzELTjGvrA_GZJDMYXJdncy.Xpc.20WC3pFLJX3nqj75TJtuI1dsxIFxeLrowqssejIffUsg2HVYkW8crEW.cNxD9LHArUK4ITkzMTRzPb81GpDDirOVvRluZ7T9mTGzKMH.7IKLh8PnwnXdJAhyGWw8iXy8immsJZ7P1X4JWxtyVJhfzReLBbEpzwGHvIpk937cuHuBAL6D3cEOZ88pE6.nTiePOfKE2Ez8UNKom22uodBicYVzVl_h9z3lKkf5qDei5aedNyPXpUsrjugkEqDRxAeLoQ6EEbCDxlewzUfj3rBXRxqHK_2Nx2YCJURcwsZvYsYmcx6pIQnnL02kXwrVYAZn9A1mtJ9j4HOT98aPqOEnch92AAvPYWfFCu99OWHEW8ELX_HSK0UTC_9oOof80P3JeZneWQYG4ijIPqazkR6CbwhoyP9K9kDHQIx7C9C7uJvsPpz59YZ76ohMWFqty9AJU57ezIsXJJiZ2LxVsLjOr30fWUIjZpcz30CHEbt7UenjvRv67Jsprg6lgDl1_ZVgUtEarlMlV8C3yKnNIym2XKWhk8ZCeJPWKiHxbdTeus3CSsByGtFeR_ZVaxgPBn8P3t4x72K.GaGaRuEww9NNwKzcP.RXauITKufDqYI6cVL1fXPxBWDpAA7W6aWx.1s5b2zuipOHE7iwvLjwYTV3FJU3zvij5wuYhBY14JyN59ygQ4OTIYRT7fyeQCcrTTc4PPZ8o4VFoArsGSrYYnM6XyV6mVkn8iNfbHTOP9zQRjFO9tjrgWm9Q8VmfeCjzqBaZUGVuMOkFVh96yR_dPSpmpyqr0DxICSpbzjjRaS5Zcsl_Fied4q1iJCOODoNAgC47rGeYe9zEcGW2l4ytpHDVJHj2hPto_5HNf_iaKCgFNPu0sObiEtQiXyn7RBwnlpv_pi82RzAB0mZAaTFFYXX8JPvZtyxmeQ6rQfUy53MWianSOSkrtP5XVqm1UIEu9G.Vggq3ARDaZaMmI6Fpv1ROZCyoFjzrmTPXHx2WxSiyTYVZlUJOKi8.FvFpd2iZb4KJQvbVgjpdXtP_7b3ukF.vAIYglPX9Ycdtx82Dxjld1SPcT3AYMQUt4_h3udsvZNOkeHX1dGXW6KAun8CnBAyYj6eLObk9Dwa6Z7r7d4VLCnn8NCOuLlyFQTHp.1Bs0_BQgTxCSH.osDnNACwlhJbTIGxUaHVy1U6lLQHxu.VbPaqJ9A0oVSqAc15jycSHacqpS93sy8WsAn89wEtCTyGSIWL0S6kfmYUH3HgwycqttRbOA.xGIN3qLu9NYcpxqx2P",mdrd: "wPeTPA.RTGg65ExGeCnTZLH4H_V7wfC1qOLTueVguso-1739130791-1.2.1.1-JKN8okm7WZ6ggYA4nb0lkKNgR82TerfvA6HZLLei9yA.QKlDHxcRoV0CWcpmkke9WrkxwnIkpsdoKm9yI_xjamV6u59SaOKWWP5bfvRCHJocORg2HTgNqR69VEORKvlaBQLfKWLypvfMZuanjc7cbfEs7xlf8kHqwgvsy_8sZ0xjTFWYdtcDE7GSL99XMojpzMIkjdjV6EKTDUoUoT1eTfFlIfCehJ93RImU2aBVjxxt1E5Dt2BbQEBggjTIjgupgdGvPY1TJLa4u7EH40LwxTXClB_fJLL813EVAbkN8Fxy9ZloweRxZP0EEQit4kkmGEUG9HmK52ikpnMo9ZAlad9q1Stglb3DOCyfuWXuNGVIf3JqBEYVFPfapBAGbLfupLceQoQXSs8gcnxF7YQ8a4zNVMIDpJbzJDIJ2rT_o.2U0KZGIajNYTtYNc6kRCoq3aJdpFh87LLDJ0TYCcd2zxjjL6Dg37ke669rYrvqp0fJr5xSNghQUJc8mqhgYvf09L.oI8.Pu9v1eWcIzDZtMZJNMhDdnCJPn7wNax054pg2qriZWlQd.hMKWL9XYaMRF_SmebSTF8ZJI1QEli3kIZVzNii1_oBlAChC7QFTFbxF8eq3tmvWsGfODA9UNdYMYWfudC8hRDlTDv9ROHO3TeqAEJKJ7DdxmNBD4QcpQQocJZ71z0ITJOPbZxgiPj.nxZLXgOcZGP9mPl16wfcsyBK.ftYHXNGbGH0CHChoGRNWIskMAcCr6yn3dzVGPKhjDfaJ35H0P5LuuszPflfCaAEnIaLxezr70TTXCGfOJiHqr4h5wT8wGH1JRG0uXOR9PWr7h0lrUb_DWn0P7I1w_eCTMm_FqJpu9gq2BOCu.HMIwflwHjkcB0w6bRodqoZogNPRTP1mCft2OMKSbwTvZotLp5SmF8FDsk7VO19zlF36PF.bS6axFaF_qGnrFzdxZsx5sM7ipmrEOLmepPqZGc_cGyYLHpU57i8SodaosRaH08GryZsx744dwZ_aRPWEI_zszKk7pnvr84cAdCPzOFKz_xcfazQP3I9Mz7zgxEJlTrko4v7.9LvHLddCmzeJgGfOve9OQhpVFJNJwbbVXuGgF_qoY3d3JlOasm_h3WQ56dPmDJiJMz1tYsPntBA9Uvc66AXKhK7Nz0fGKEHgeqg3_U_l6ZBN3CG2cu333ePlyIBRub0UYiMQL196nRlquDGBsDcTS7bWnfOi0a.jjsBobzfYmBwQvpX3938tcD30QgHaTS876p3okb8V0KPX8GqUQPTv9PpWTfB2D5b4VzzgPR_DU0p6DpCCJznHPGvWUA5_iEpNp92L0EhRBm5TEZDR_Nl.p2DuDzDyszL9_oN4kyX63r8alOobNS5KY9VZ5kFT6daO9KN4MY.XiKMFFmgLwmvlDb.ee0H2rKe4Bi.XiQrbqhbeRG99uBXV4VpdbWoLMLAAl8vMdVPBk98ckjHfmmUS3LtQMYuVGpt6GshklegRVEbdFLJjNS74SuhG.ZOhFPxwwTHwRILHWA67HxPlerGnUfQpsExwh5IGGpDUGKj7dXDlmCyGZT5u5nPi9xNeyNxnIsyFMf0EK9MToo7q2viE5tq1NjpL2i3rP.kUuWGtG7avd5zw8vd3OU_K0hlxP1zE6oCJj2ewb5AAmLFgl_kC_q0vlOqOlCfeGvYQSs2Bn5USFuaCWV1MX965as1FnS84X2XizaVO41tqBRTq.In5o31xBzk5LNqpdSyTmYhnZ8Q0FxqTXjB2.CjcX5BFlN3uyhS0BuskkCcG_5zRJe5w3KIIVSl.p8gXsg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f66774ebacc590';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\/1973528046?__cf_chl_rt_tk=gDCIggJqKYu6J0nNEpRxGXfMzvvS6TRJIflCeQWBuG8-1739130791-1.0.1.1-VQUIEPc4wK1v_i9fC3l1Rrab1Jspi0xIG9vLc3ZvfO0" + 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