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-422492459241.mit-edu.top/post/9835671402

  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-422492459241.mit-edu.top",cType: 'managed',cRay: '9107b09c285e57e2',cH: 'cRSBqTOheF6OtQENTcYpbaxwSIwTISMRoLaiHwZK2s8-1739312045-1.2.1.1-Fw04Xe1oLmxT00MgJr7I6dcvbefHYhEdGrApf2xEv1Tcz96RRRJvXc7V20vWThH2',cUPMDTk: "\/post\/9835671402?__cf_chl_tk=J7OyADyuS6UUkIPC72COmoYlKqtsUge2YAWRc.zAP.s-1739312045-1.0.1.1-15mg0mPRzj8vGaALcZ2k8gEon78BsLtHpVU2yN7d7cs",cFPWv: 'g',cITimeS: '1739312045',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9835671402?__cf_chl_f_tk=J7OyADyuS6UUkIPC72COmoYlKqtsUge2YAWRc.zAP.s-1739312045-1.0.1.1-15mg0mPRzj8vGaALcZ2k8gEon78BsLtHpVU2yN7d7cs",md: "VYvLSiS_tRL.OyqdV3xwpCN4E7kDNH7HgnKsA6YOlJs-1739312045-1.2.1.1-4wKIQLv2u0I4WuPwmHvtRLPnNxSOat.ipVvNBKk1s_lk6G9jPiwuoQoxPYsExZPJUSHm5iUgNjuKNHL0lkEog66H9r4L4b1_JYdtOA3cPNvZM1fp.OJcSKGv2oj99vVPAcCEqrpn_OOzlh5HIDXVK1eOo6dqx1j_NZQXxSMvr05dKK464SDC6uZ3tV_jvBB0._8oM4Yy12VGVSrKDBqK8aOa7RnjlpJ7M._23ZYKC.gQLB2n8YIR14ErQ6AeEb.f6U66kZlTmlmwkbeOfbl60JCWVuCGekot3uZkqhJdt.9M8fPa9TActKnCuvaNLxC8RGpN1T.UwLm.479JjJwX53NUyXpOwqdRe.SBuA1gDH38Q.ksZkXhcHjVmeFkJnAN48jpUzjNQm6iC2fnUS80pWdDtcCl4DewZrjp66fT6Nn45N5hUfNsIjl4UbDU_.ZS2xcTHm13r_t6x.xT0NcmNUhyJWQaBd26GOV6qo57os80MeOFMthen.X_SNFpEHKS7H9YzzybDoK7rJlASSf8tr90MmjXbuVj.3aiXcPS0k2iS8Ne9uhUoOwbIWI8Kh3PadHq1SH3S08Mlh5HlaJ9CozGcbNlZaLmeDLz1x0NHnOrkUP0E2_ptGRsnrAywpF.Onux2Kt3vq2IkPFYM1CwCKof27sHomaEIQ3OauP2Id8YmPseyXSfpphqpJStBNYvnyAM1O6mPg9ZbCb85Po0SYqoYvnT4qgpJV2EmTBfXqgMUKPoX8egDZ6ZYwmck.D0ZjFD9Yrqgfc225hdutPS6yQNuJEoGqmkhxo257oLRVQoWqLNxv5hCPtyq.13800Ck9kpdYMzrDCLj8gh_Hlug1jw9PbzntX8lX2diBfFs2.ZVGArnMHNn.yhgTt7jIeHIkXDDEQa4Y9ZJx6Ofq7eMJYMuJE6wLzR4Mf5IZiZdT7pxp9nYHNCBs5n7ewS3aVav6ubaIstMbKqmA7Z6gEoEOL.JXvuhAiRIIfEEWwNC9jHGE1CkKx9cV.JRjSFqwdyDsMQlRjI5v6VB4nZ1dK_xy1k4fVok7wligr0VweLk898152YtolCRj.hlC7lmQYy2z4jr5AssyKFxc2Rc4s06OyxDYW7ywbgsjtpBfE3lCH6znSCCD9fkdc1d_NrPdgDP98upH0SuDB8NH8guGu.r8BZLxKlUiqmHNx4LH73Ne0QLNEo2WhXOo_zXssVk0nKxu2SyfAT73GkKL_U4zYTk1Y3EncG.ELTY5Egnch4AolrvqXq6Zi8aKe4Uivz2RI6ooPSCWJSy4SBHcvUlmTwC7LqlI_QZ39LPccbu52x4R2rcJg5_crpEpBaNVCaKRHZplVqjotw0MlhN.3vePNN555UnE8i3_4DDwK5tZ8Rfg7OX5uQLIk8x8tOQSAJxuE20kMenekNrcFfucJmhD0G7EM.wjhVWwl4GsXVKifDbLPPQVIbc_c.27g0U3PY1CrIdZ8URpToV2KhvTr4Osp6.IA5VMSAK_PSxAOzzYplVYzEllH59kukexEN15.PoxlBa5icv6HztmYx_QC_DmuTwRkO.DPWYzFMwV6RA05taBfetRD30kRXsZwfGKBxBTOOIFKQ_N2gn6iRHkknBPQgcJp57aBm.YXe6MDZUah.0tVRCNixewjh_U6mMItgl7ftqmTFmSNA5Cp_i86vFpxsojwmSjFoO0tLPU.gMsQ1.0ObRe_0BaC6iE0ZeLQkPcIip4t0Gv02qdaptTH0MkpLYO4uLE3tQ2zPU9y5eDuNFKO5nhsY9kEZLwEh9x2EnPjlUX.dWv3Y739PGaYKDluTziUfeFVkG754.rcxSvjy_OR3KiiqAV.EAw8MPdLF8.p60V_geSTyUkQXTiKCYSMIfyzC1sDCeW6GBuctMV47dIqXIbtz5effsGefqGXit3iSIX0WJG3boIq0rWNRO8DAR9bkEkNVoA_vMv.JLpDUiKI1lsZ7X0lSHKYwBR7ubAWixsDIQFiET8vS735mkZAOmqik_fqBCfi5sO0XKVOmqqACr1JxkvDOoLWCTkta1ym.o5v8QwtRXcpVSVLKv6pqqlgy8jMeRS6Kl.NfqWkzCNqqQyrXeHBVdQeRMDzJlL4nJynARYUKdLv_HSizCUaajBnf0FUWp01QerVZMhI_sFFIVa7xcpDURgBQ7qFXDwMMGsbNloZ2TEB5W7sLab4nOFXPLOtgyYXHaKeqvBnA9Kw0cVtpJ4f4pSngqHMbZmRT",mdrd: "jTZWSXoc4csYPP6WlB9RUQIGTTH3rlGR74ia_fSYI7g-1739312045-1.2.1.1-wg6v0hC4Si7Y3zkMyBoXnIKrJR9NGXnE3JWh_4Jap_v_jtv0TzPBBWrXvjIpGbWOoHKM8w6DxGFpLjh4YQ6_s6vLZNbjTVymtL3RnjvdYJ8A6t7XT8I9i.gmTmG_O6x0D7v7ZcaU2z7V2EbN6PWuwUkAONZlCHdt6DYfVoeilLTEJOn3cTluurc7EOF6wpoxNQ_3VU2G25sd0tbarIjQKAYB4e_lJL_RwOojOLPHHb6qyWTLKnQFaB34Ss6cQ6r2u7S669Tw27AAPiaPpoWioT3y_k6v1.tXcKIrfklig4HlCVrR4ZmnIH30NJ7wUevsShXfuJd.3W_8Tmz5No_i_AjpmBLFzj8MyOZMWvXg7QnKDsa.WfwJm6O9rSuHs418y1MLYgIfNKMIyeYgXn.ht8qObZJYuCfm5GBd.RgX7DrHgYu4DJj757q_P6a4i4uJ93Cqijw.30SRuXgBW83TPW_xy2WZvS75WvqI5Zh9QbWSkcN2B98unHHgLSEdldDsPW.x07JKzHPJRXpguzb08AmPVCFJlWU6FuaL52f11PjePK8OeVlyeIe3LP7MDKzbsyATs_GQ5HdOSxnTZ0x7LDqj6WEW1GD0klJM12gN9VMzKwqy71FFo0y3tUFmoj7OPvZ7LrnUkYcS3I9e9wlKfgH7sOcBZ7Pe9RdX1iR2UzNo3.B8k7EECzoWkzV80F61aRwqjn6WOO7Qb.uoRP06VHMofa9_i7jvMXxbLdyTRCRXT42Zsj_Bts9RQ8.fOi9DCpJyQcXV95GdThpRcT5zh0yHlgTzZZk9KFUUovwdTJCmJCiao33_Ss6vxuFrIEe9qtVieMdxSio.p2iAQ.uEooSrBOxJiDE8iLRJCr7JB1YthV2RVgXybAC6gnhsCYAu8t0QRuFJ3g5AyuTVaI.d1YHSDdx4sc1Bkcqi835v2lRohp1UFw9J2SBnk8R5iSPpn5L68vv_vcP1LMc7P.NCvGSRPQtpe2q8Gm18u3ZLcmboaKUKuImntIIamGeTg9bg5.o62KsOxCav_yJXZqV4DPbjSiVSA3mSOPhz1Bn5tA98GMoOwM6XHo7PSy4QdbH61GbHJ0SaexYSYW299h5z7O_rDTZS.IDQsLM8Qpsku9ufRhLtAb0GTb.cy.q2x22jZG48wla7OrjgBAf4q9PhGG8Qx.qIIo13fsu6SjvY7xA.hcLwkusLGithZksHjer06RWrPHlKNUwO6N9_3.im7t8.hwOHTCI1hBDuSBTyiLLJwRfyLV94VPwZ9Xbyc20ctgES1x_nIWAm36sJuQ6rU7oJuWaeANJKc8.eshi_9gVnJdGJPSLorBHKvr79NNNil0myBt3qeCYBiSWItKGEtEv0pUY59fDsfvDxDFpqVsUVUdJ9dlKjynDX09Nie_TVUFlhLCHH1hFya_ORzGFlONURhgEpRf_lEpahRZw9ahJ4YVmR.Igbi7up98QYkVqYSrGlIwUmzulk5GuMtYipws_AQMl8JKpVYAelz36.uyrEgkb7Gc4jdwBzEWV2MihKhDefLsGHRPtPysT37bKZtrqt8HV2e4v0lvXcS_he_8jZy_LnCEZoM6b90E9jG2IhxSv4gNTJ71Qik1RQuDJaD0xmFnNvBRaK_x9ZWILCswcGHN.btV8k.ecqf1UBIIW11KXx6.Mm45GwGXVvDB5ZlvE7loSW7b8BZAhrJtwoBwWA8xqh9iXj63bLuDkCBaZNmLGY.GsVAU5Hv0hoy_yA3SjjGRcc715UqtU5AxxvBtJpaf5khfc7QbDNaU8I53HU87JdWThrtkiaSDmyaEeOk7ewLtR8B36EbpUeWeVA3Ylzh9kObKB8KuWYSlmuMgE8"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=9107b09c285e57e2';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\/9835671402?__cf_chl_rt_tk=J7OyADyuS6UUkIPC72COmoYlKqtsUge2YAWRc.zAP.s-1739312045-1.0.1.1-15mg0mPRzj8vGaALcZ2k8gEon78BsLtHpVU2yN7d7cs" + 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