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-324497246402.mit-edu.top/post/4563780129

  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-324497246402.mit-edu.top",cType: 'managed',cRay: '90f3abc4d99405fb',cH: '2bDvtkB0qgu23b.kH407t72NB7J3UTN18acLh6ZJF64-1739102131-1.2.1.1-4h6qH_5HHUGxCMeDCajonpznxgaA2a2A2_yheuZ38XPpuxvCWu1_4KKNyZs8U87h',cUPMDTk: "\/post\/4563780129?__cf_chl_tk=3gVjkdLTSibiXFBcKoNKhudm2hLQRk_B5zokD9KctQw-1739102131-1.0.1.1-Ue.y8q2.FhZWKJlaVoQd1q59vZyZWhsqLL2fj645cpE",cFPWv: 'g',cITimeS: '1739102131',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4563780129?__cf_chl_f_tk=3gVjkdLTSibiXFBcKoNKhudm2hLQRk_B5zokD9KctQw-1739102131-1.0.1.1-Ue.y8q2.FhZWKJlaVoQd1q59vZyZWhsqLL2fj645cpE",md: "L9QE.b0npLSa2LG_XWINolyBvO3IJKc.6V_xaQf08.E-1739102131-1.2.1.1-Uuga6VqZ1a6JUcjgzDI5Oc6yo2pYQ5yC.A09wCWskp27eCW0t9oTGlt61G.b417JLowwFs40ePG0T4EE84qUvvsWG39O6LVISC0MGT3RGAQNcMvPyZwPLWuSVCfYvNckE0gab1s861VngwnvywNaz.KHifbYarUzMSQ9bN9D1GsNT6bBop0nwo3psloHg6Gjylb12sNzGGr5kEkmUWTPUN.MQYcInudo_CdXZED44SeV0_jqXQJF4CAdIDSpZN7v.LsGuFF6YFGOzG9nZHriCS4ekatdwOhjYH2WFb8jVDlnVdfkCANrCuPPgOdnHri9x2q5zd111JUvQ_TqLKEIfxM6mgcxAu_dY3P9NyyZll.XQL6capi00.mw3E4vw4gm49LmxfHTtFRVusMnEkePu296a5qQdGhcasnE2wj4gFkrPfprjRSfJ6syuBIjCtZZfFqyAOqaT2nKzzpeDTfkqsxW8RMYtuagjRKP25FAFmVbXipJVKcvsFGfjTTMvVvXOzrvJUYnT1MP3oKK8aAciR.UrMFpwcmYj9gujk5hDR3UUdlr8TF0v67gNX.Oi9.gwFx6HowRdEDwEcifbUoJqzKIb3cECfFmpw_iOxyQCAhed23LPEkP31XkLusNU3srFynH9eK1PUqnpCQ2hflrHDn6PKpHlBRJ2lHWMsVXIevdmpshe9.SX6VU_X5vQFp.xvYpFgTrSzjbiIsa1ldOoCg6qmTvsd7_yOOvvJtV2S.ozPECFaBshgcE.wUBfPW._o7LliHOgMtdJASxZ7UEvuhYorRSspYTyFT0VT9OS07aPh6Bkeb7Hvq7dZ_LLIpQM9fkZ7iy.kQ_3kFKaFXTOp5tU_gMuzSFYR3THeT.fB1c2xA_ajXzi3sC4nskPxkW1gbgSvNmnJUbyv3nEvdJW1m2.L5LaerKSaN4.LxCes6.pogs2UK5pWM0f.a.CQGrn.Km.XK93Mcx0gOkOJdugjMs0jxyDLLHB9NBARDYVzrOHLU4mzosjYyh2K6sAJTRZQYInAGceOwYfHsRqDa09b7YKFBlW_5jglUOQrexBPiDWlSqKEyRj8TVgiBg8UBmhqLI4kV9jjiOzKTQmR2sWI.7NGKgrvdAbw7XCI.QfWst6LE1zxfcRWu5BIZ7R9f3Qu4QyU7VTB9RpRSWgg7TlWPEJwY288VyjEtdox.Tj6EonX3DsCONzq.7i.CDb_sy9_WO0XPyBSNv.OBr3GGk.LnfzVNSv0ypgp0SkwYMcx2IrE8izlWlOnL2MCQzvlrgk2cPvn9bx2WF1q1Tg59HdlaumOyfVHzCFc4GR0kiVchX7Kb1rLpdGryvxBtbaE8JxMDYZtmIPZTtqhFdNS5fQ3Qh9_kpgxZ_id5uPTfXixzIfuqEfZpGcKA0HOm14JKeXIEPKcI_C801wbAcbZtEM_L_r6iHWU9RBAlAs0n9WMiNZZpoFLwWyw7drnqNG3lVkRqI8GxYyEwPs.CsrMGCnmHRdZrd0Vr4QjRVS2nrsor3DEyS9Hh6pAttgaNcnrpfXC6zfZzX8FEFCMbJwpO4q2y9pRMO_8MDwmoDWj4l5kI6Bj4NACQ.s8sZqzKHA3MRY_HJGHWY9I.qjhQ3WnqN0mF1e2vtOsnZqfQ41M6R4nTgIPGXLj3U0kHLJlo2uEK0Wdli3e.bLL1pW7ZWLk__xz7uau0ltwel68aXOPfTLhAr9BVRsPnc16c656e2NNjVADycOGfkds6XDX1gxEPhky2MW4plJxWw8wgqELc_t9cMRmJr6e_sJiTSr_UnHPfjmsbdNu6Zn6pzJ2xsvD42fGkYi9AeAZrhlZrqt7dZuqNgMsPJdXAZKzjGRQeR7tY2eWmG5m5T5.M3wr0jgNYD5Tnx0MmcK7L8a7mIV1zfw8vsy4vlQj4skHRSblCUq.y1ityVGFx6Bq8xfrsP1NgFnE3aX.QwrLhgqEW4xsgPzGczGGrAiU_MdRtjMIwDepc7txSCg553RAkOK85mJzpNLMEWk.lMcxMJDIyXewl.Xhv0pF_9u194o0MRdX66H2hbKL7ipFLj8RwBbjlDkA3tRML9Q7v6eicZ8IKrgwpZj_7CahOYB49ox47xtyjLMxVQd.HJkqLImFCZVHmGhfDUF.ivnSCThrK.L0SNIX2Ys65PwzLDSA2mGe8gdYJvZiXQG6AQOPo3mt0PJTw7KNUSnoTab79AMVmITqg4cpN0H.SQQlA2IivnOe9qTXpx4cMf",mdrd: "BGYiaWxK33mw11wxMRXp_7XT2O.5tzIoF5cS.Fl2FRM-1739102131-1.2.1.1-l2Qj5YjtASq9J9WRf.6w8iXY7hS1SL5E6iaJn8XkugRZu2S8SkImYRG0emrMS6RNcSaSxdxIWvSOBXl7HaCsR2m.3VWQWMPrqeSGCejgGOWyfobv.wAV3XgFtkQjQEterDq3FB_oWNyvkjDNdFt03Toc5oROS3T7ObyYyeDc5JFtGI4P38seTlHpLqfe7fdL1AExR58g0yfcUMMtwovgTPOWfmtAHQyB3PnTfNGYCwSTo1TjKfnoZQbRzFZSpuiYTbMixj8b3nqbPesxfpyDUYU.l1LfLG_x0PQktzd6l_zw9HRzodrxwGX9hEnvPQGzUmvcp25QsJpcWu9rRlQ2IdSamVKEcemYQBsKSbUKXyXVAU5DKvSC2k9zgTdi4oA50Vl1ldK2b1BdwtCrw23uevRDL5bhdHBPK_8q4cNhRFhqo7v00LW3Rfe7gSN7PLUz8qm1.2usu0HqQp7ETYihP7FjV_eAp6tsnL0.Dtovnrq2Fj114JeaQ2MI.v9fTAcigkZ9cmymoKi3m92zxDuLgrxgwiWq0FPScpNUX8Z78P5r74ucIJlRDnCeZv.alpw5_Lp9CeGp3O9Zn8e4Lp05G0Ml92bghNHuQ6akjdV5zX1WXZQNw1x11T3vlUyNoOJarp6dQbszU9phUTgp78ZPtXKO_Sl07_a.oSD0bm.Fe2equ7jC8NPEKE8Dl.yEowGjcqT8f1HuZc_lOz2rxu1eVaCpuANrlSG.0sHc_6wYZatxoFpH5DO3Zb.IAR0T9KhgoKgaQ9zq653K.UkWrgr.CCFmxy9fEiTxGXL9i0yboNbN5Vzvr6t7lGBA17Ij74hm7QFIR3e.D2O1K_TRS4lcU7nnF9GCk2Lt7weJL10piBtpSNQJCr8pVYG4f6JkgJ7.lHgL3mv_irs7tyWiV.Bew_yhBAMSzAQbMWKQU.043n1XZFYtDm_pnn7ENvigZ2niQr.XoK._kSeUxM7WWLwdUa0WQHjN7jtiBLiweo_7w0LnchYvPxb.a485eM8LcQt0gjHFAsojoFDIvxv6tHItf.Kyt5UWEdIbm3EKmTaiZFKJGRl.Vs5J7BfgWAHz8TiagJIj3.Z5S5Z6yjPoM2a0PJaYfqTTblcNgrnYTofUui31k_CVDp9Tdw9biQbVYvzTdPSYluak38.k3rAY6TLWVGAZF5A1wut9D9pGSLyAciAGqWrhplD6evzBatm1IIvQgSAVpNZL2Ho_YbiHjSlRTbUIRml.BPdRMieKPyIJh2_UTWWrGzcKwL6kkIJAG6n8mrfLclucoE8ArtSF_gtGABAKLayQi1HCMPDkyJrWkSvSNvx1UskBZ5DiCGmzPeCG6RtpzC7FeVnl.0oNfnGJZ4VX.VWUPIAQlo4LGvMzJzbRxG8pFdXr4lrRxaXis36HOMs2SjDeUIqcPIf7QuQTsvft_MWzDZG_ZiChxsiwVN7OHQXe04DGfBuKY.V33RLR6Q0bu2i1DIMv2ETpwVICzFONSwZVGebztMyyGvcHSh3XuRFGSCMaODNThbouLpPeTdDii24OnxbPhYUfNJPxuUKgbMNyaWQem399_wF_wc4N2uFx8Uyo9t7r1B9pylhKGAQf9vrfVCMpmAMTCI0yK6ofjApOpPMDNgHfYxPAK5fyXDuvDSnnvDXdlmKvsDgXe0LKnnb7rnson_UTw7rMx_611dGs8zTMlNeATGu1R7wNKyCeOCCP.JdbPX66wuYQr1Pytfb2zaUgiTrMcRlnhXy_dCIW9WlEHIr9Cnb43cFV79Q3CZFjWMZr5d41JlqFs0P5wofTNia2v2bXzikvYquwAm0P5UlauGSnK7ciUH0"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3abc4d99405fb';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\/4563780129?__cf_chl_rt_tk=3gVjkdLTSibiXFBcKoNKhudm2hLQRk_B5zokD9KctQw-1739102131-1.0.1.1-Ue.y8q2.FhZWKJlaVoQd1q59vZyZWhsqLL2fj645cpE" + 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