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-aff523jno.mit-edu.top/post/3516274809

  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-aff523jno.mit-edu.top",cType: 'managed',cRay: '910aa2052c93c57c',cH: 'Cd6wqLEe1QKboGEnJbkutMwipWO.eoGBixsuGAt5i58-1739342905-1.2.1.1-QFJ0evJqSjg5EAXXwt1GoPhZgZ.9B7Yz5NLS6KTfiZCKybJtjbGhfhiX69vl07ZV',cUPMDTk: "\/post\/3516274809?__cf_chl_tk=pVRs64.L1NH0f7Pkk7KIzMyQSNqU1XfRKPN.WcQjzeU-1739342905-1.0.1.1-yQbBAlexUevkaBBaAyu9er_dic.7hNma3DNxyszhrw4",cFPWv: 'g',cITimeS: '1739342905',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3516274809?__cf_chl_f_tk=pVRs64.L1NH0f7Pkk7KIzMyQSNqU1XfRKPN.WcQjzeU-1739342905-1.0.1.1-yQbBAlexUevkaBBaAyu9er_dic.7hNma3DNxyszhrw4",md: "dCGGw43cGqlo_7.baxHeobX0IimvFXJObWInjQ27xJI-1739342905-1.2.1.1-5CQsUU04VvVQQlimwj_4ZUGLk60qW8lY_hkhGZyMokSxsm25mxySXV9tqwrp8aD_q.eZJ7JtxPH3cfOmTKNSESKNUFA_J6HdmVsdouE4LrwHso.gtS1wdD.zEXN5EQB1otW8EzPqqMr5fDlwxOHwL8bzbpT0B0ROqb_9u1dtkgQ5EJN6OBiKyH4YTdJCZUIsUtXOWsyJtW_JS4N6MQosLf4x35YbaM02fzO8rmVzDKi5aEOqK1DaHVM83kzeN6gE03g5kp8IUqoXM_gkKvf_1h3.CaDJcGPz0YhuhrrPvHEOoHAwVJQKgOwCMegXskD0GpKY2JGYL7UNYAvILi01PDlPDWOqR0N8thWdkc5DuiroAwFFn9UhmiOu5xQeHnMyOQBrPvRQKG31RuB.dhspjSA6HnishqYcnSEdUJN0nDcfYJUcL7JAg1.3Eu.Lrv0QGPiCYX1jOBsxbNmlWT4LjwnK8ZUTaYlqbmf.8F9s9XAqFG5ydgvOltRtEuu1j3qAEaNgMBcPkwzYsLFl74Gp79aFbJYorC_oRuP7C2pHXCZLYsAj80cND0QntyljyressZMskd4h.j7z.nMN04p4KkfcCTDkbslQRwhNnSqqVU7LOvCQtD.jkirfwQ69GQpWMrkunZFJvgQ4FwV01KZvlmddq4rmD_s_YR_t1zLYhq12xDspqyeifY0VKaTlPBoHV7dkc8dmyR59gvYTGqN2Cx0fAJFbxGEYs08aoll5S8Jmv7IJTbzEn6G2_FyAl5bv6qLQ04A7ofVS3.91act4JrMukXXl.LpbRBe4zGl0xsLDafpr.1b52wk4Z0X26IC7wgZbaHNwT6ur8dRaDabuO_9CUHKDgl8AwlB_4b0IUfAF0p85zNHGr0qMSsFgJ2.VzThJusmY4kyz6sXvliLQR6q6.01bv6J6GsdwrXGHDz.vWxwIvnOBb6gZZrSkyu0zgWh7HHFEPXjvTyIaFlj23gwYaVhBis26uQuF6jkkk3YYfLB40rNCwGPc6NAmZiM5S3wHYPq_JWYGwrdqJnlBkyE70HHE4AfNDbvPKklIM6zaJuhhuQ7UGyBtR4diwBO9xblrO4qq5ZgO2D7P.ZzvDoAHIBV0GbqLBNo7vlN1hmYXFmiyE7BAVCg5SXXv4lEy1cLjWwXQUALziXZqair4d6d9lbhXRjDAmqqQANqNi1W3ubo8wte_vPo_Yk3XcVvIEjdUjOVjFiG2dg.88322477gaFfv9R6THKZUSAqQFQdc7cBPEViDupNO56s6Mbsm5NAiVEyfaMDpsBbRuxAli_ECJgl6J0v7E_Yfz_anOT6g7Jz2yTC02_9xMhlzyNKFZeysNzLmi4MLeR0JY8gHdJbvj34Qs5usw._jMtwCV8KnFRsxWEfv3SWdZOxRqVgG3rzigiNv1xC5HeJkicV0gsh..mx3kaUfHtXPeikBgxbtNjfc8LT8GayrvWjlJ_AMctEZJzc7EnwZX4grG1A73eqLyeI4Nzs0Bhm2.JkvNf7zwv.FYPggMT.412CIBHXMB9ZcDnVr_jBNqcdctSIdsyuXFNKDyeFeF7Wc274VV7sNhrV33pjC_IBygpY7GGSbqfoiHTwqhFtItdsVYmzzQmzZurbUmskcf4PHuggTYXVhEscgkqMuCR8HUStbT3SIZyObivE2f4PA0JitFMZGP3KfK1yd0jdjKq8GKWFwxYaTimZZ4.vZmpYoGS57JXQNDs6pLotrmTiaIISmDopo3p5CiH0VFlBx_HBsBKUlDfPV0HD.UkSmwq2dOOgoaQPoaDAPvfNf5soKg5o6kn_AG.4CpFAwq1xoOVRyJojscSXab4sridy4DfKsNjrLsPKdzYbSesm3qUU7owHFOc5IcqK36XGDl.syqoB4ODCR6ZjB8Xn7sz5291L7CXxM5Jg.52tH6S8VZFUzlefFUMkYv8qnTQEfOInirdumylE4DrnGxcbXRba0Dbl41FcKACmAlgrm7.0KyNIaRZ0TtfxJjFFCzKMT9rSrfi05z_wlsYp.dxjz3n52ekYM.mOpflxl3x1R4sa4QrzkCCra6AmGfWMIvbgX6f2OxnwLd6_2pmM9NYs0B.aEbEI0LHdR.dF0lIfS3mqtZ2IohBiAYz9K7yf2RqhYIVtOIHSH7zxQq6qNo4RS9ZxjW56vrLRxVRdvhE6ORTbKI4HN0cHu15OTn5r0iOFr6YlpmOwoz9_XqXynRhbDusCfKDmwBu6gmAE1",mdrd: "DrTZx3Oq7b2GeMdcUh3qTiTGUJHnEmKHX3EQsFovhlE-1739342905-1.2.1.1-W1J1_s3ZZQGsWxMYs2yOxVNGvTBaI_K73TTVqUlcpLI1j49SZvorgaAp4JNb8q6tdc2HCj2hkJusCSf13Irwh_YfdA5jIvIm.A_wZcf9DpGJtzdv1Xl4FcasniGRwAJVQaN.OdEdGkLBlNPkNZpydmF.ZFMfOCpHGNLplQQAgKt.CkJMASQrJhc8GrSHurazXxnMRyQDXpqt4G_id3DZcSI90rRdJbXDNAkcoDFvSqfJEPrlin2UbJDvX91ANDFE.Ov.ZOoXMVO2DXyprswhg13i17d8uU3bUdBqp55u.CaGhlEwik6jjrW3C4F7nW8lezn4BAgcFq5QgQnjxn_2yT_CjP2gmgmyjRZi_Sg4yEhh3s_TGfpWxyOcjT.4Rls9OXX.jiGltF2QSTY6j5lPUU.1u7Di3GOHQNE9FvF1qYbxN7Y3ja9XyyKN1H01.fz7N6CRGK5ZGcWvTPRHAb1pE3qCdFfYExvYd5GCykOnOGrfJeNce7q1oHNMahKrIbfjfSOj730rEFDcQX2XtuzbGzYPzwdUZLSiz6nn6Fjb3qEzwTEb8SUURBNR8Mkxus8rk.erngAl5kT2fnz.qB7REbObhDaPsWlKlxupqO8cU4uGPOCOSugWvUeRY.ukH0AjJRd3ZxlhN8xAwbUSwFdjKEJLtX975pnC3cAy__m4..O4ExFuhgBZ9Jfg3zo6Nv82_9hpad1IwUe5C0ZNHELXBcq0PcZj56nGOUBbX49C0ct7Jk7C_U0EPruJnkHbWbHc3sc22GhkyOP9S8TT04AmXAr.aR_mg0YsmzSkEF61Za5FJvA63E3518wMChaHmzfToFTL7HeLgXWa2THphHJTrHTZzNAKMbe5RX.nogLOMBFwzCYEcs9x3jm29KSAjL4tSsm4vLpVd3UmQmxbqfpB.GPASRBn9_nNDhWlYzrsULJFDZ00L2DF4P0a8qNAEj8yV3bV1yfu4zXWSgSSHN7bNG4sELw7FYF48l.XTU8_6ja.JFU5sf7bOWZRfRfd3Kd_Ej2dAWjw15u9tvoRrbaxxg9CYWK1JUsULSA9inkKj35OdaQ8DwHMPevL6NBZ0ZsTxsNY18SXs0s4vwXUn35uMHe9iEM3w9wCtrPbo10as1ewzwo7VU01iL2l3J6RjMl10AUseRj_yJPbmg3DobSpgLRvoZ_OllxTjGEbA7WwlhYgRUOqzkiHUuCcNyiV4pZpvJW2nDFr_ic1EeHcvXlsycb_bUaL38VQg.kEGCnV02312C_j5JxaQKt2N44cwlUR.k47n9uvk15xXp75FmdWYOmDEvTX_GyarzRc7b37tz.yyIJbaEvEsH2jXcEGR8e.admWSsh0s6gyfeCKnUTdRsWIxCJOJW3sLDWN.lRX0fucYbHfWmT_2Fbn.4dHp9nyZAHOmkVUbiC37itY5kME_qAgXIi4XFVMxNql0sxMHZqAIROPIPuDTj682YWFygCL6oEX2f_r5mczNExfmjcyJQpw4oD1mkyxn80Xqs1PkIlLVvhrNQf3C70atPjjJ8LYte636UPPf67s.n3b2qYHYwi97WjFVcSSmWPLrMfZiv5RSXlMgKly_MATWe9ecCL58Oz5oRHS81ajaLkfx1Mvlo2Tw.GEtoZ9nab3o3UlE.m7XuQej8tWCA_InyXwML4aCjcKBLYAJiHoUN.V6UQZMl7Dm0srYB3zcmBrIaptHL.yIKCRCmYg4p.DnLCW3_YQfSz1GHyipbq_EHrWqVKzaPMIdkR36wup.qjmfhdxFbRfim5iv_Hml_YN.Rwxtsg5OH4qYUxPEF9tXkgI83uiOg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=910aa2052c93c57c';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\/3516274809?__cf_chl_rt_tk=pVRs64.L1NH0f7Pkk7KIzMyQSNqU1XfRKPN.WcQjzeU-1739342905-1.0.1.1-yQbBAlexUevkaBBaAyu9er_dic.7hNma3DNxyszhrw4" + 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