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-645002989374.mit-edu.top/post/8940237651

  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-645002989374.mit-edu.top",cType: 'managed',cRay: '90f9c50fbfd9d67f',cH: 'VUTcS01nSb6S2vwJOw.ojbmduVNYJXx4aA5NYi_Zp40-1739166082-1.2.1.1-ePrSbAM9hj116LsrNNCkya8csg9hiVspUp6dR_LQMWRBZsk4bgwLaAsskD4yehq2',cUPMDTk: "\/post\/8940237651?__cf_chl_tk=SNmabjhrFV4EW__fwGMWhl_nkYPrpegVE8gxd0UkGAk-1739166082-1.0.1.1-3rrnOYgbnMePPwEMKXv7wfVJyAfeL_4zlO4wQx0JbXs",cFPWv: 'g',cITimeS: '1739166082',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8940237651?__cf_chl_f_tk=SNmabjhrFV4EW__fwGMWhl_nkYPrpegVE8gxd0UkGAk-1739166082-1.0.1.1-3rrnOYgbnMePPwEMKXv7wfVJyAfeL_4zlO4wQx0JbXs",md: "oxwHJ5SwXRKpNBI8fVfaR4LisSKd6BOqW0caAyg7vMM-1739166082-1.2.1.1-FMLg.EUv_2WZQm.uy_XbOs9Fp5V_yr83icya91Bm86QhO3gGQqHTD9fmDUm.0xLXjb_8KUqyEqwWeyUwxydCvlLfgkrxe0fPEBx5YXkbsEnEMxy6dz6PAFudO23z3_jjjGfiFmYcTCRFRgC94dpatzzLuGIcmRbgneYt9bGUTJm72_1.Wlq2Lk808qMk.qu1YaPr70IV53hXGkDe7DcFHR2OI9b1tcyWRfzM9E9NbSphQoNpGYYGkFO7.cXF03bX_d_xMAseWAuwx2.TwjCVzJ9aTz91JYZzlTlcFo3.dNQCWOZUJUyszum87WLmtC71acAT1Z1N7VWNI2gLe_eAUQEK.5FRLQXeZa4I9IeT4drKzObeez5pE9Go.6w_IK4s9OrtIvlWHv9aiV88i7rCxtnvLfKZf05djX9XJqlOEAHBT1ffCK_sZXCyzuKDwdswJ90XTqHjKqeaK_p4sWmsR8TUeH_7vLuUPEGaSbNzvUpjDV44AU2M3D7O4khTlzDpRHw_b.Occ0O9u.YzwKPsM5befEMHLSMqjjdfi_Iy_wQ8bDlfWK9t4p133haKNB93CWxbVTkvnFgWGIxrkRP_7D7VRLJlEkfGH2_RzAZJ_q6ZUiswGG9xyjHEGfgLziw3meFTk5x58Tm2PT1OHcKZeP8qgZLtkjU8DzUsVkCvvuGtJhWeoHJFMELXdsVNpqOtbEoAIey.d._8Cih_A60EdOOWjdQlAPGHuyEWmlnfzZgszFdWwQ9F..e88gzUC_nJXiavihrodTPQrYS23V8vOHytxS4lxeTaUCUT6cZuEyKsJtop6VyZf3nS5s.Dvm9bZKXrmK2omqYlfYP.VFr44efrzQ_O03nFo_jyxLYeQRP_DxofD3WzVVfV__ckH8oN6MaO2VF4goxREiidGmKwMN.Ck74o0dyrXTHCUkrlNFLQj.te4u7Pt7yB62YGFO_x_.fyrOvJ5aAozL1vbdiQ7SZPyX_R7o8c9TqvyNrwSgTUpfIzc.UvnkfG5rAxg1In5etoEoQoBHciLOZ40gt1Lj22ouOB8yoxS1ww_you3z2uYWdr3ZtNjAMcwN7z4sM8V0RkoTtqSgtzOC_sn1fBCbTMLvFQL4yFFrkqTP4YzhNiAg3qKQrsAbsC8pyD9ZTQPkETLnYoIAYxTLnbYIlRP2YmCiJ_dvGIMSckpw5RwqCYKhlKEHg5jjvhM5kvu.OJANbPh0pXf8ZT6I4EULsGwEZ3bhsNwm1UsC46SlTJIth1wWQXXMyrlqyZafiwiuWPT9MN7_HNqqYc77sizbDSTlW5DGqMzl7Oq092TdLvq13nTL616wlIAZXL_QgyYMVYCUC3FhlObhFfnqcS0Ll7Yaal778wFtWLyYrN0UwQ2OkcmZGOcPm0WDQmaTgY4NkbIv6n.M60KSQo7bBgQNy6KVxF4VuCtXQNqe3BggtZR0WZNCizqKl2DOEWI7yjFLtRI0hn0L0BefOq2wiP5AarlIs9ag1hwtyjXURdL1QOzA28MP6FGzgfpY1J5SGYrJf9S64X_a6ZOkczt_bvcvI3wZknxfV74NWfMI6i6LEBZWN6.2e7rr85PuevwGXxIqak1X.Sr8AChz4fY7uQpWyZryjuw5M0wPSCJFrg30d68Ffp4SyV6IvH8PKyU3nFiv41KfYcgda1qjhscj7Nsjgy7xn5PqAM1ABZ6ld8RPQhz9dZRWU0WJr2xVxXFAT40UOfPJVMF1g84D5OjOQ.fHTvSGUCTyDfTipEVZRjqQ_td02kjCLf7492HY7Cm7MpT.uptUnRuSkcsa.xpSYxsG03HKhQRFBHpHG.k89tlLmdCQTvBt6Sm_2iiIKWtLiYdS9E44HWX8DbIK09cgHE2sTHpnktXSZBTcgaqbiE9yQWJsM5kKcPly6BwcKrSsCb30M3RwUhx8BQLUcyK.vT37gl06n7JMVMngNRl3Yk3JSc1rL6jG3aNVR128MZpArBnaSWWdLHyUSteAzyGyfFJjwVoBVvW6B3rzzKejXYSxS040SI.72mwqsY5UtsOSO2gOcg1iMMSc9JwQkptvpJqOE6TCVhrdcfOjL17Jx8kHn7ZeCJHsZsRcPsy.qdnbLMgarGmukTjRvoCNjR98L_aBs8DV6hWaH5RdJNfPToKbnCmLatbU05UtB_reOrVFPo.xvsLDzmzv2Aoa.w_WmJxOPAetQVoNxx8_YCAv4zyYqWFnepbeT7UGZ59UmNrYYgR9Bh",mdrd: "qSaVP1DV1qa7H8avM2xZipnAK_RV1bHO5BRSnOR_lWc-1739166082-1.2.1.1-CBtOMb.K.tbdUuo5KXXVLW8jucP21a4y.h0Mp5_8LSRMhlE.nZiN.09XKMvqHmF4Bp8Ib_269YBC7MN.CAvsgHN2PEQtNzWX8iLoeGEeXNqE6HDAHF_pkAsYrQdDPg1.mmLiXZzf3ZKpp__6bVFcHR5fR9RmdaVIvCa28z6CSlDS3sgSXv2RNXUupRlcvi4cPD.KsVzmWHBCNHXQd06tpR2FxB_JDOT35zqgs14T4FTzulWA2Yn8LkBtpVp2qrpNjgArOTtokEKs82g.GacC11PXYeTrVh0lWRmNbx7bde8xjvGqvsz4emBJi_m2yXDoGi2ukXL9QUMBW.fTp3Tele4cyJ1dFgC4pVMzgCuegIqSJmyicKIHOoh6bEzlqQ_Nt8yi.orFGwSZC9m.QgA_07l_R7qsIetlFyM35ohv4cAoVw1YN3kdVu4OB.0mQIeiS4J9AOFoJPLODwzYTbk_s5Em2rJJkEhrMUr419NW6rlMwMzGHDYmHuBx6rGcggRtmoL5s9kH.49_3nvU1nT0AbRsO4dLaWDcF6YeCBqs0KclC9t4tV6t3V4hVFw62GngVenwkmmAsEEBMsKn8HcI15kFEp.5pazGbku662DHheazQJ6POrEKGfx9tCOnN_dN6Qc6Sry_i3mTpDiXnc6Uyi4UG6HJ8wILlUMzqfz8m3H8AP4XsTYO9FhxtIwWBoR7N3Jc.1BSy_6QZWD5x1CqXsnoGjVeV5z7Y9DYr0A1VpLrUrVs4gFWIdcravi6QYC54H1GHhlo_B__jSyCDha2j2JYw2dswzAYMYhtPS8s6eMsYKZFUyRpRIbg_boCVbIVY5xltLJD73_Hr6nk2.Ngw9BxECuVK_6UEKRk8s2yM3Y5XeNUgpZ3xWgVXq4i3i7_.Sj7W3tsiodIEqj1ADQYZXXXeMfHbyOrM7zBm4rOYh8Cps_LG46egnhoILDNUjtauJqaS8qGHU_TBNpEpGQPVL6H3n3CCd0QGn0pCHXWuJWNRSbVf2Xumsw8wnHqyWm5f1J_._JV8QcQGZOacjq511eOCqihPMHKjEJIfA1_jOmTlWnIR_f5GNL0VMpiCFOaQzHsnJB3AIKwk.C0p_nXSN_kPduahU5PQrH6CWglcqhzQ99YUbbF4srnHP4QSqgxHrjf0opU1jqnZzYtLslQ9JTt_2W0rHeZ2qwZnVM4crHheOCXJDyCowfZDwKqPqIhr7Bcgkyy7r.g82b1xti94bz1OyBcESyjlvGEbcwhzxdwzhKcy9rJSowzQl1QYiY_RZniYsBgfWtPR_JeG0kPcmoQ3HDpgm61yFbv8YAwxYUAl7cTyqjaDYfDZq.LDdbF9TYRpcd0OqU0RgT2FXdwsEL5kAfvLhDY63_PNkPo006R1JH3rhfrVcjnwX7BMkOUFQlKUmJ551VeF1IujxsgSqpKsehtXQEeipBV_vsoXLkplblbNXUH60ZOVThCj31ZiSXtDAyMM_zgeH8cPCorbuM2uLQdE6yTv6xHkKR3DscVNRgL19Dx0HdJuozY6eSPNQMHbEsaYegyuJ8N8DNHFDHAgVjym_UzWg8LVrX9yiFhpxhEN6lM.9JJe0tpYeWb7s2nIv31bJ7SMpUCnLhcO8wIFAbV8c_EMuvVA_r.CEPvchibLf_NOOAkPJPixGhn3oJ5LhfqdGfGXlfE2DZp9HX7OviWIHh9QodmjkdvM8Kzjgj7vhGo75GC7vU0_TJEXRAoxjp7Zi4qFfJSeqzexJ1sz27aiTw39kQjmYS2r3Eif7ndkkOOjyxmiTCKwtuWfIMuhsIpqEvaxiZSDh1QfV99lZ_HcZTWg2jXOoqsRPg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f9c50fbfd9d67f';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\/8940237651?__cf_chl_rt_tk=SNmabjhrFV4EW__fwGMWhl_nkYPrpegVE8gxd0UkGAk-1739166082-1.0.1.1-3rrnOYgbnMePPwEMKXv7wfVJyAfeL_4zlO4wQx0JbXs" + 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