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-167554259608.mit-edu.top/post/6495173802

  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-167554259608.mit-edu.top",cType: 'managed',cRay: '90f4311e4bf482ea',cH: 'FyjfWOf2Nf95jDBc.TmLmOE41GRoGTcLgxDwOZMOKUI-1739107593-1.2.1.1-5Qq0lgp57j06qAROs9SqaCo7DHkUPeN2atRo1HO8wWDtqInHeJKMgJMcCyQtXc8D',cUPMDTk: "\/post\/6495173802?__cf_chl_tk=KE4m_bMCyJExTXlXVWdLXcqJrVUri8M2QZ4rSJ3g4KA-1739107593-1.0.1.1-7UoSPcD6tgjkllnbW8Ox2RlcZTjcy3SWiT1A686M55M",cFPWv: 'g',cITimeS: '1739107593',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6495173802?__cf_chl_f_tk=KE4m_bMCyJExTXlXVWdLXcqJrVUri8M2QZ4rSJ3g4KA-1739107593-1.0.1.1-7UoSPcD6tgjkllnbW8Ox2RlcZTjcy3SWiT1A686M55M",md: "2xsYKlXgDROnlyQZxPWJd940Ls9vgot0.CQHiEYt7pE-1739107593-1.2.1.1-MqHK5KNRvnFYt.9C8_HIqJ72tBCl4EFGniLKlJqEcsFoobO7D9Y4d2dSF0Ql7WOVBm00RJv6ofgosFF8fPHY42NLFiCD7YlWqGqU6VkdQpqsmYosoStH_VPWcUJHE9EkZsuAStGsQ.ZRhEb8qfyl9QHwADTMnO5s4vzGOaTCeoeAp1lAVTVgE9jTVP0YxSYIgfx4kUIBtdI_lRatSCBRFAwX8e24XlIImGS15JVkNNR.d15doMYQsKP0dJw7dEtfpWN6E_m.P4SL2aC9VFF4TQvVbi_CfxGMYe_F79ZaH1oou0fHkbKpgci26JUexAi_Vou_Ow4Za3FxzZvYKYvr6.PARIJT4ZizK2YItgjwPAwyk0T9rbvtv9jnfeFt7TcQQSNbbBiu1WQ4403DsIKIE8N66uSIqaOGfYDbrzR9n.SXUhlTNA5gvAV3rUDr_9LcpGhZqETGLuAdN0fk5JKL4hQymdgZiu2gaK_H4X0Va3Qa5.krXBiI_pcTPULjduOxC2hVGzYJDNGhAq2j8VEofU5oZY3ojMJduAnhGJTcpTBOi.YIpZGX0739x5ACST0DHEIpepx_0t.Q7CxxUW580cUgX_lWDtTe0MgnkrZkDY0orWiCBfIMTM2BezDXslpKZZ8ChkGzo71ffzfDQMcN8AufF1i4YGXnh7Y1gcvTipU3gd_KE0JmtLXYmp9bn_KYWdCSNAVBRFQ7H_81BOWnYGHH5wWkUONzuu8UWCKnw0Dy_d.8MKSaqdiIpcquDp3H_b8v3c59WXwOxXj3LMTBIBNW9Gf7R0zqFj6MiFDkHaGS4EAgZ98eVSwaUyr24WzTStlQxKcozN2J8bVRYVTIfYUXQQ76tOa07cqPPnZS3D71hAahNzaFBdY4iEjldFoq3auoGTyM2HBPeUMdJ1.6KzFImkJKDN3SJHOESFzNOwcvgZ9JKFJDLUOyhCjKKiL6WuFHTcvFNZnT2vyIEyaw707jV7ijTfy.NJB6bWirxdXR.WpJ_CC9AWibLGUl8QaGzBr.VOKtjrpmnAHsVOyw0BI_0LuSa4sa0Iza5YbTRrPrGrlvLO5N0NdBdVEZhKbHqt_omW8XCzouf_e8F3IAtk_FtA9O2BECuRoFhm0GAi55wqKrVYcZC5aHO5qARlwrcExAHcELEMfxSg_EQU7A0.qDI12HTD0rlmmVXW7tUD0O92n38A0kdx0rGCX0P9QnNR08D6AkSFN8MMv6yrjURzIkVNNQMyxgQAbqLaWsygkYoVZbusUCdfnliRZtYETHBYahsS6L7o7LnScnCY3dk6sXc7DUSA2M4bl6jRzC7BBL6sEbk9vElkuRfVgKMt0ZLaWLXIxXM3t2kOYtkxKpunPlJ7lhnG2HU9q9Jtjv8V7Q2u5igdl4DVS7s8fzCQ26kznABayHKFqErRIBltr.QZj_7usJ8JeEzdSPETH04Lqad6T_EwPGdDRYI.0Ejtx7J7.psVHCWNfcdSv._e7fI558HvZNQ8McpLHgkf68dl_lq9pnsBAQExjHUuT3I0x4yMtXfKg_3PrD04TKQCKm1O2ACxTh9CFZsoYeM610p8LAqly4v0JWTp92A0aFyxy8cuO_33T9l_RcDpC43BdOrn2Nd0sAzTvnanSy_A3WwppNuzThmXMw95NL_by2_KV8RpY6bQHzX.oU2Ny528zKNixNYJ5kLae6zXYherg6JajZoXCJx8sf9ozEs_6KoiYlF5FlIgE1FA3gENbJPZMFDCRvBCP0EvNfxdAWrO.C_ebKgOHLC.Bz4e3DDzqUUIaRyu5F1ecsv2RcfrRrCUmyMKA30RHSUBBPJoH0iilY.KoAtNwLaizfLoNqz9Bm6WzVuqumz3tSfHv5rtOB2.SBwOtnUh34bSPeIA_amZqbqjLhUlkOZNqz7mvx2zgZpoUAOzTQ.9sZ15RCl41nbvwh5beWRF0t8GwYdrN202sePhV1glRA1REkktT2ly1GRRRyMeQldiTCyLptxC44uPLgJcJHWe3I6AweN0vgDpCuBwkMlt0ptmWtzH7VuyV5Wu6sg.OhSLIjpktPnxpTf0OWaYZ16Rgzm.zQM9krS2f.TZtmAnAze0a7UJjpYtOx4SojF9Tg2zlawJdIrtzso1w6oj.NvQlGN3hw.1dOWP9OzZ_8bqhc1eByceEJPdhJyoh.QmvqouWygsdMySXJhoSnytswg7_9KxlnAzmylwl2yO0QoLra1Dwbj60o7T1DTrHE",mdrd: "9D3lSfouLhiPS_D5oFcZRRS9d_bQQ3JiK26LbT062NE-1739107593-1.2.1.1-Q.3RKsYpcWGsFI0drFo5SxWeIhlXpC3Z8kMgi98oQIJiDsuKdM1ndLoMWAgwcw29ruAyq.6Y08ZDREvZCdAtqf8J1f3I0KjFCULwtciq8_lkZwDOSNHyB7DNg.Rbu1UaWkVCwrERc1YVUhXDP9smf.0.zXQWaM6rKK91GW3kPs1x6zICFBVXcQIhhWW2qdxQuhZxh1eiiJGHdKDnp9s0St71qqVGjXtLcB7g30c07oqmIXv9PxnJa86dolgNWiYoGnYSMGh8U2qZepErMAN5rzL9wNmpDkUvkrMQIOh5dcHvEl6yG15DD8m0MsE0acSPv4E7QPDIQqd.5wir62MeOkDl3l8dP_T9tyiN_EcYGTW8VqwSnB3C.kUvCibLthtFlenJZQQnqylTuXhEzkEhGDy9RyD1IlSoAXzoqz3toIVGiMrImHNxEX8oXl4ZVDkHKl3groGI2OLbUwkIaOQRBHXbQfS_wVHGCCxip0SN_IUsy7bjHWYBuOpgvJphviEotLdoTOKWZVVrUsXSca_jh2baNm_OsZyJ7yhHLEn.uHtIumWGlbMQ5VJKR9sQkPjgTw6B_4poiujhwMx55f1t.mxBfm2NoZQUhP..1ZUFh7PCFh8z9ivEELNhEiHAq8pBIjgTKpNJZe4fITQx6JuVqjw8UYYYFJ2fHKJzKjp73FatOBdVLq8pFjxEzOFbFOjkHeSnIOJgIpI7VEz0qFPQQ7U0RoGvgI4b2x6fgdjdjvCxxyZNPZaSlLOum7Y3FEEbAwrnCaan0t4XDy7M8fPEBk_z.BQOonI1kA46bIXXFjjcMi7tnUBHbbUuy12cnuTjxMg4XjcP9c5nwVaxuIwW2dHGaWzT75Gr0yMqvlyzhmuxxm9DMQUC_yu46IX5liUIVw1fMMLSxeErVMqxPfmV2Di8i0E7qu4lw_7k.tvMubbfpN46FqO.uGWc9r1Fbzxs18FmJcXSYJL1l22ygpc0PAp4o89KGS2lJuJPbl81lH4aYw9Aia9Z_Ybs2H72sEhWp34zeBFKAn4nNWnJkCpZxuFvI6SIMmSeHC329YvHigYa1BOJTQxNmvWDohfAwxFRG9t_v.kQKN3V26IKOZaNVmyAWjwoMb4SWtMS4MhTVFBn1YA4TAYnb86T08bHkPYdioCEJg6YX1VzP54kLNk6x8lZ4sjrEL22uxcyCwvCQF0lMHgypxBivrkCQ5O7X5jmMZb_PHoX3LFZpdGJ7_CpneI_CB0ndUj2Epzx_Y48KIlH6.4bfUn5bykXpaPJA5m84SLJkO.K.9506ZIFkXF.ponuJV7APkrfEOOhaxZmgYpL0I55b2PGCAGaMXxEzCUzQsBNv0RRCh63GrpKuGamLFpIidSkIjgD3hnb9_gfofpq8GX6gsMgpPCoLQVcRUIe5n4EkqRI6rmQXEVBQ_kQVHes6XP1ISilj5gEpGMu.Y8q..QJzM_rGxZ1JdodtBkvH_1OMTLOSfwANdXmMBA94MuRO35GPgt7gnP_z0DPrZYSaV7_78bfoozNBdkiZMlkdOHRWRmL2GmgZC3G_aHMr_MQ_h9yS7M4vV1mAbMO0m1.I3VDXLoTZsMZ4DZnqxUEj1YGoiiV9iS7mg6KnHtNaNSpBm3a_4L6H__w1zw7ZqtLzbSParbdV1kw1EN_dpQjTJVyZT0Sra6I.wmY2VVoo6fLKAmLzCufu4lFUVBLv6fAeAWlBbEELJ_otiVBfjwdjqcWmEAa4TsaR_0FQH5gvIfb1WWRCjEHyQUqsp_PtmXniD6qY28Iy5RHeJv3ahqiS8IicCsxjMTBtiNsCRokw_vjoHzz19Us8EMU_HTa9V.jLklW8drCy_5lNF8p7HiQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f4311e4bf482ea';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\/6495173802?__cf_chl_rt_tk=KE4m_bMCyJExTXlXVWdLXcqJrVUri8M2QZ4rSJ3g4KA-1739107593-1.0.1.1-7UoSPcD6tgjkllnbW8Ox2RlcZTjcy3SWiT1A686M55M" + 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