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-761382489057.mit-edu.top/post/8206795413

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-761382489057.mit-edu.top",cType: 'managed',cRay: '90f3c908faa3d707',cH: 'p2PQd_oo.gLu0.7xVerQdee3ZDA6JoGcOcNt_SkVFIE-1739103330-1.2.1.1-YM0PtGB2qKKM2ZYyAm5X1yGfXTeyZa.hEuW0KH164ey0fiknns4OlgdBWndrggal',cUPMDTk: "\/post\/8206795413?__cf_chl_tk=64VKtc7kMbHx.S1ftDuZTDx0gHMrZWfJnfV7TE.UMFs-1739103330-1.0.1.1-24DIpJWbMn4JBhTYmvdb_kZtAV6ZTTsOnYOoyvCeP0c",cFPWv: 'g',cITimeS: '1739103330',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8206795413?__cf_chl_f_tk=64VKtc7kMbHx.S1ftDuZTDx0gHMrZWfJnfV7TE.UMFs-1739103330-1.0.1.1-24DIpJWbMn4JBhTYmvdb_kZtAV6ZTTsOnYOoyvCeP0c",md: "7j8Hgo.iRjawprDV2MQUAeLjGYx0y_XDmgige3IzKKM-1739103330-1.2.1.1-RBW.P1mJG_4FBoOsOSPK5Cctfp9vYmo342ndKm9MDfvTQUj0RVI2za9kUvPBh5n_3TIE6N69xXDms5cTzVsXcC8kzh.Opo97J49PZuqUzBcMU9fSCguPYjdYim8I.ZuuEuIQSAhEIeduSEjIBurQC8xh8RDME8IA_BJt5wwpo7FD.y9cJDn2iaPqCM34c6VoMWbEFxf4gveJeB0tgwKGIxH6I__X6HSYGFQzL0tupz2Q2qngUlsLUq7LM6ovVolIQi0tmo0R5Fv9pOcIsELFqsGABx9cEP7G5REqPeWSrci2dNuRsiM0_NUshZFyQxPT7zmk7hLHAUYtdpHQjqKBLojZPVCpTXEnpmKWkUil.IGDs7ONaW8G9b0GW_o.I9hpCmJVLXFspw3A5YOw8A6mZWUaUmdyxDQD4HiyGObbJGJ5MAJqDmghL2XBgbAYDY0my7fMZWUsPHmKTKI0gnGJ7BDa.JzfOqg2pvVhqfWCFDmZsXpH81Xq2fPDucLppsb_jlxfHzPWz3HFWRCbkpfpa_oGG92HtxGFkpFNzscTOREtoMY10D2J92MeLb9Bn2DRMfoX8OCoF5kBYh5qOscNYWQl.d4rckcbqRf.GmLUKwaNyeZMwUECdtCf5sTD1f1B2tCllTTWgOWCNc12TyPI5fHNTApQ1eHmlFylcW4U1UCzFFS6VcFJ8voguqmtglxrynYz_5e7.VmewUwBs3tOgKJrNP3tpCOnMK1uBzmdv2vpnzqq5M1lIQf_KNW.Kxg8ysGG9j5SPucM8glE0JAQKYE0Ht7D9Y3_nhWiD0ody27q2jOnxXQx6GwlpMBb_yXg24YjHyDHUnAqGnj55agebknkMAF2iPQujojgIsafnMTI6aIWTIDqYE25jxBB25sY0DWWnx3HEFrlsG3nNneFLJTq4VMU4O9ofhZUalNpmT23eMuNYkJ4BljrkFvbMs8ilvExGcwLgP.sTRkAsKbaG7k_cW7lZw1au5mj.oTKk.FSjtZ3rB7N2L3kUTIBppYdyaGipQO9cY3iho4fedG4wzFqIRFMFOzO8UAmLY1VG7oXdvs703HOomZG7DDvUTOzjQQszGgiTNCiD6ZZt54A4r9bcxT2p5LrhWSG5_fC.GBuNjDDhRnVA2DPYfxIHtq_qNY8JB1s91MvrVxpoJY42gQcYcpNiwCWgSKp8lbo_SB7ToPV6aNwSndpAExEJH4M.70ZNTdpDh2oVZu3oxCsr0YuKsRvQQAUgIjKRguPcONbFaUorUy2vczgUitc59jm6otVIAUeMgu9Y1CIi_BKOgily2jz9cFWu1o_oQO5mlVp1fR9JTvvL_e7SqiOumrKZC6CP_zzjouxQVfxIqHPflPJX_NQIZ3eFk2RYsTDITIu13FjtD.gl4gDR5M3M6EoL5ClfqWVQwbJF_gRzejvNv3WZdQRJi.FNpZe_VjnOWvPilV5YM6QtpY5oi39xAJ1NFls.ByowjgrYQW5Bc3We3TB6zpOSRcQqGnab.rta0gLBVn.uUMb.3lW9eLls4q6DvqTyIDzibyxy2fVWyr7b_e4l.FIjNN0nj8mt6kwb5_CbWrEUtfHbF8DUr1XO.b_F0bPe6OKjzFVCaiDBvPgaWAp_2q8khvHfQGXGQ_ESLX8lOKsZr5IsVYYjiU2VKn7XfVtyjez9Eu8uAi54r_tI16waUrD4lkRxtJRgONzRetqVmBeFqDuebGVgFiig27FDMjqLwS5FxmeX_7N5XCbRe811oJmOWbyNEI6QGpfTn_6yky5a64OjGgQ8ubdbCJGSr5WyrrneonN1suioqfPJzWnHky9xYwk.CtAjn9Voki38NrwoagfaT_bkgBaBN0KyFpEkvjpAHIJe2Oh.dvrbSLJiTFCj2OPt2wBm8Z_CRX4YOubh8UZ1o_eAcTEYy3Sg5oUXtkPIBreVApkSTRGWD_im5gDRpTeKzeNRfiKwFTJCSn5YdxsQoSbl5IFjLUUd_S2FKU2qAlhwBYAguuvDmvt6TnPcVSm4kwVfYRNlDMSuV2QsXR6_DEkPp8CIHNQITmscHAuRP2IdcrQDtLj0fnlfGUli.c.YaViQCGSrKsQt4Szgl2MKvsxa8YSbwKUrhCIVmbB3miqDjt_OychaFjMMh3B.Rb_doMYZDg4n43OSaMivDPHCGZ3wDKcl2dO1w0YH_9vRIbp3C5xM85rqg395fFXtqoY6X4HdxdT0lQa6v2HB.mjo4zONLzYu3pB",mdrd: "E.tkBQzw_2CAaqvDdeaqO.pMoJavTHofKT._dvYL.fg-1739103330-1.2.1.1-PzqotKJkUfee6qraxKK8x20Di9Js4eXi0fsiI5LCppi7J.paR61H2gMHf_DmwBOEzj_DJNhJUmelc6BVvu4flHUYsQ8Ae3vWLtX.I3YQlnZmpUokZBPgfhyLWA0H1HSZsZHyKHYVxKOBX2m3h.79V2oK26jRiEErgWYxku5.HC7bhFyMQce2OpnH9N8x98k6F_cdzMkAaMkviBRcTdQO_sdB3RXb8mrS1c9B3pRXHWOr_pz8hiCtF0qa8rxZ_eFEpDlwKdzVBcJUACvQXljNlcgjvcHUMD_VMRBP1sSW_DkJdD4adRmZNh7KtoCrlCdYUSJXUCeZVUlDVMhJyMW1Wfdjs0bx0idRs7F7HqtUalnRp13Te0Lsub2dpA.TL.J5AxIBpnCcYScbaCzK5KkMr70OfJBF0yaLGbvpR0x2j.5jms8MC0TwGeFZq.B8UikouBsIDJGWk7yk.CARcAekOabRLeekt_t1xPIIhrrnCQZ3Fiy.w.BGIdqyNCcV6thKMGkiLOl8ko8Vt..jcSaOsGebSEP_VLgNuSv.gdtwIxf6AnBsUOO3uzd4NSTvScVZiHSyzRVxiDK4UDq5cHM2tXFnO9m6vMYabGhm9.zfIiJWiuOw8KGjhsCDFcn7770NdjE692fnmiGBLT.N3xVOtQyv5s_CnDoWQNgpchOp8vU.OqEdh2u77Xl4uBdJG_TTmED0PkMH636HxZwt_x0Pmp0WQCWHePSari25zr.slE0UX_Dsh4_N76L8MrHh7WtgJuCHtVSbDHVoD0GlvTVnm0xNMuJpRNdII5Hn7uw1i.1WBtCqxPLXwuVkz0FFKtTo23.BD_zWqKLhVOX9x2_19Jd02xYiPS64JC7N2SOZ8SrXoGNjKHU7yNMFHiqSY9xgL3ZtEcc5VBPEUSOn.D5.4dyyH12OSeEMlhbJ_OjomvHYtYAkzBBvumzco6wqeD8bsBvAwJlWhn2D8TkqXXiYUoTJvc1xPHSR0Soji_LP2Zp31wY5YPZssJL4cEappwCkLCXI47wznMGpiBuIFUJoNdiEkfMgRFHOUIMxkS.1Td.uO7VofyXND9NzVU_r2VSU6UTJsX3.vwXL0AVLwcZUBllOTq0XTQp0KxiS6O7F1Sag4XIQpVWZ1cRS3oMfbdwMK1PU0JVbAKWgCkokv0pA1Je_SwbtJPs..LNY7aqaK1J4vzdd4orgY7BptY_WuLDKxcNkHp40BoqC7cneAnn8cTMpurDwtKp2JlQnXZXXVeIlR5yScg_HpUOt6UOF7l_gUx6jAbpoqMpUSp6Z5JU8PYMMlauti7dRukAcsN2QzR6at1at8CKMMovnm.XpSc5FA0bq1PrxrOeCfBINq3.2nS8n6dRlL4I6WsaypE9U_KdxHA1XFGP2mzHwNVK5vr0nvXeWNTALpC06WWqYHXlGByUeWqqU2eqGO6OnSggp_dazJIDTmaFKPacI58gHsUjSvkiP3Guewww53cGfdxKCRpALHnMQQO2YObIkr7op0ma_qJaSBt.kIVgeWUIGDSHGQsJdcidrKtzN17.x2.0Web3A6pbBkKlFklnr_RT29dE4C6vvm8qpFeeggtCr5USu0pJGY9nenma51kg7RETxr_chCc1fILdcUXUpevCioVh.R8518btCsuVtExjpMaiZJeTkAExekDn2w3lmIIxQTqNJZrHAVsnc3JdbdDST6kRZENbiiPCuvsuMsxK9e96jo6.IAFhu0NhsQCikfI_AVdzud8IuUyUeYU_5XDTtN3wF0UJxM5YHCTeRgZZ72_uKrYNNeqBP3lgkjHDFCnP9gyWbRNBeofhwJTuNjanAnoE"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3c908faa3d707';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\/8206795413?__cf_chl_rt_tk=64VKtc7kMbHx.S1ftDuZTDx0gHMrZWfJnfV7TE.UMFs-1739103330-1.0.1.1-24DIpJWbMn4JBhTYmvdb_kZtAV6ZTTsOnYOoyvCeP0c" + 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