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-814625033535.mit-edu.top/post/6359480721

  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-814625033535.mit-edu.top",cType: 'managed',cRay: '90f63a268fb9ef68',cH: 'hrOxGAyxVzsrXePT3L1Lsj13ztaAok.8tYX.VqyxlqU-1739128935-1.2.1.1-K2I6Uhzmz3IwrmGIHivy3wC2w_LPQUOa3v.CIvbP0ctmGdpmA1QU92A8olpzQ_dW',cUPMDTk: "\/post\/6359480721?__cf_chl_tk=Chc.Hmbd57qXBioCZ_rf4Ja_BPapEHKu6zjGd6XMTzc-1739128935-1.0.1.1-2lEKue3x3JhZt_QjcWMI40Zr1VZPG7fOyUjzfTkNtyM",cFPWv: 'g',cITimeS: '1739128935',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6359480721?__cf_chl_f_tk=Chc.Hmbd57qXBioCZ_rf4Ja_BPapEHKu6zjGd6XMTzc-1739128935-1.0.1.1-2lEKue3x3JhZt_QjcWMI40Zr1VZPG7fOyUjzfTkNtyM",md: "KHiC5BOXb.QfsJxIpIXmbdhqqtzQRXYckuCvVJh.MSk-1739128935-1.2.1.1-1pXjlaE0ssRHrpmG33rkuIzZA0s3WMMzp9N_I395yhDbuvhSjXQ3LaKHzCGCBX.wJfjLWKM9lvqF1rngtB.wdeJPPPkgvqqXawe_N.rNG6bU.y5trBTxk8CI58b_l5_bT4Ii7mI2lmQB2XlcUWPY9Ta5cTxxwv.ul.Y6fmPS6YwZYrEo6sWlyYBeKzEnOXMzjx4Ivcu5ZxPIu6m2A25I5s7oGoQrQuYf3qlhYeAw5F0EHUZ6gUjzGR8aCYWQsB01pQug3.cbgxucUlNBsRuRdY83mBAxz9ClWU3id1b9pi2DtX0ZR82SgJAYFHtqTH83dKrZHJ.DLzkd15JfM9UQwQC8J5ucWK29I2dKmu8yOq2D_dZfSRUxOhRDV18cX_N9rqfln0CN_r0WCoJTIG7zD_4k5vDzXuR8ryzz6RxjPcpqhl4bXtvUf0fgDsqDqpu4jYWhiaD2i3UAp9n.g7l0cqJzUWhFJksUAtMOJzsqzzdvfmBNXO3yfLBHdKNxVNaWg8A7HQxLsqB42BpHeyIfN4CcaTNJSfsVKEobW5Fq2.VwA0MEgGcIBCp7Skz0QY39C0qpgYcPvhVU7t8Ym6EGSKC4b971yQPv1DGs.cN9phKb2GhaDrRr5hU9E.wdUhJ9TQ0gbxgTBRWz3PrUTToel.pojVWNlrkLG3RdQjMgLe37HgdpoqzcDIU_a1_TrBPmtmIwC_SGkhTxPphwFWzsf5B8vcItyT49IhDfPQ5fc2KEhgVReuITt7K9sDAc2sqUlumgrhxllhfV8cUVuwKsXnun6OD9vylhlEvqQfmi0l0VbN3NuNuZ8l8VYC9DZ1Pb3WgdF_y1S5z1IJ26KAjBApvB7el7ba5DyiHUuaqaPPzBgODy7OM5sSaNESWkrYWZhhbOI85WefW67t2Kclwq8nctEoX5Z8K5mhBLeKKuPlb.X48mSPJ0_Qt91fm5s2.NRl2pTdecMVU1heNwAPrYOX2azGcfyRlW.Q60uuk7NB8Nr_01uMkShBam5vd1z_Teezf3u1nO31abgqlPv7kkcLyfjPBUxYZiVpgU6xzqS2lpfpzCywx8tyGeFR9PBzJbJIcBSHOSe6jKT_JBJ1AUjqBjNlYy2dbSlb.ZgQgsX7ZYZwOeOjYwmRp1IyPzOMK7dKPX9ATO0Zxn9qd0DadZPJmOJlKygzmJAUCSoP.nI.0tEuoh33SVZ0mCqjNSxFluegxhqQUH4jy_SRlRzy6RN5.BQOnMRvRvZAKIZtovt1LQMgeqQXyEIo7dBO0RIS_d7Cd8SyHNewPj6hu0CYpkaONrLdRvmq13tSQ2tRhsgKBTmDH5OJNwHphUArdfFmu_6NOU4JDQDe8VdSy_XdbnpLVx2zBQw42PlZzaI5pgLPKzV4ZjpjuHrwq.9p8yGbzdlMzX4FOUN1NYh21.lzvIHUhalEEfi01yFpKn3MgJP.ob98fjMDQtvBsa_ziEIq5lvJwQRUJyNx94t48VVzfqiIWznSwGBxOO1fwIBu.13J21V3KT8y356djXA0SUj5ptvX6syVUVtRP7.J5sg52Lrr6hIhfnDSyOt_y46fC8k7dj.mkwhvvI2WaYkbj_RxKltbMtCfvmeXyS3HjL6rKMxcHb5GQ8cT3o0ld0ZnVe3rCtSQC_8Ws.8Dz1Jg0h0gVZ4HhWOWZE8TiLt09tFbSr0bQFS4kTfmmM_sJ8QfDYIMIHFP11J0u1G90w3gFzdZO2RGxNCm2ELFxLHL1Awq_ouw3sVoYIPJHQ6sXpBTkClQrsWa2L3oM0b1RYOVkbnAiM1QlLn0aJ6KY4V5y4tFSBHC2p4nYAkE4kjGtafBvAouDyglXf1wsvjBSe3sqcoMTMXcfTwIC4ERN245pHRRvg.qhMqIRAW2mYwydOJjWYe9E126pTOnnmIhuEHlsgsT3U8iKjDGrYE1bqD_NFdZQ5tPXI_ghLbfW_2MifeXaf5qO8adjUF2sVxoilc37hzDfHM2eHGUevA6R3AnpnmYKY9ckAondLBKRNFnqkjpNbSHueG0yWBGyW6uTbQqiyHYJ_axtylyi5aT8vA4.PmKGAy5GsyolWlEoPPuZTXvbj.vpQpBekOw3jdWmizZBdp6XWoW5eD312C9n4cFHhz5ICfKibLePQtc4Dt_YImue8MGEJKk4RQFyofY3aSGW0AQBV51.s5kT7.t4.vd3QhQbGhJA_qvNCQPFoXcSejhSbjfMO3Kq6YscziqHTpQl6tMEx",mdrd: "gPzYLrZl7T_wA1FGgVwqKYByTVdmagJ5k0GnZ_7wBxU-1739128935-1.2.1.1-NIYhaXGosq4Qvmu.XJuqNQRZSBrcXypgypuuwd4pxesEnaFKn0KzeAcw624Y1iUdQUw6mTlNTD2qemDHqEzzXMW1AmpwTBdR3RzNIB.ylqnemPWx8lo4PwR9dC5A.aAp4gZf_OrfzJjNN2WH8cERJUJMY6i8ITzgJXVlQegIcUq3D1vErsqvFuiyggKMjiqCmf.rpOFXJX.003UOpBuQv.HucEjwCsEDhR1oFqwdd3q7RxoSOJN7F2ZWioOA1qkkz9ZoXYvzg39AKl74NdtussBuGRuz_iEEdsiKkLiba7oUvzryl0l1CXOhI7bjAeHoU.C_ghIvGN7tAbqlBbwJyeJyN2jTFd9LbTrUyFZ09qK1xHgYg8nvds5Y6XKPlqQVuWVQncF_xYsJLBE132nOUFzHRYy3sZ5A2.CkD2BTIuGFBn447b1lnRsMFYNcf2I4n6igkYHi1bRP8Pal7fQg5VKGVlQ1aIR.Ol5ZKmHw23C2urrtskS956xhuR45LVGwaqrgbtahATH3X0jHBNvrj9s8n1AbKWFY3H6_0yCR1xHFnp.qen_X5w.Ii592OYPpi988ZeDOkZ2V123ig5Ql3gXAi_PdssCOhgvFRD_zOQsYaC9sdHq9hJ75W.szArATA8VyuHqybs0.dyvLvsiGpXYKQLIynV8vqQeZ861nwjMLxgO_KqMgN1CcNQi80MRBMWyyUNymVadT6N2ZQkVv9KdGuEpxE381bZap2L0f7.v3WpNgGAcmBtODsBbLMFGG7nbQUpzNyXbyKSzRFiGjwg6IggnOBwgdJfNydztQ.UGNQHD0FqXMYYej4Oya9j5BxhzUwMqtmEwZrv0ddYk199V8OaLqUVx7ZP6gCepjOLdpiUQCXaBE_mqho8TMQ3aGKG7E5oEeBN.lB46F8MCn7EFBkWrv4Yw2Xr5fE24vz03l8IkZ91fapfXyI6WsipPJJVJivoatIDe8maMhW47hSKw5cA0AMUq6tBKu64m2QhwLP8d2ngM_XZCJ0VkQFS2Y0tRnN.NdmKWA98sCeybrI_QtXu.XQYY0mujheIvEqT5JTiA3IdxSuTm_kVUTJH2f2o1MTPEmKZYEK8szC50Syi2JMjLvFxDV1g7e3uBqFeckeiG_lsOk3JunLyzuXtHoJD0kFhIaPDzb562IRrtx8xiMszrltqn0CgRb2dGmu2SNbFvpMh1wZLKXBsqLshp_Nm_dZaAUX4_6xzdN7IwNxxsb5R_KnIfP.0FFQwLMU2mvEWpfvwcJeNp8Le_wTVleaP49PEhtaMmwGybj1xfxYIqQ9OWGpPocOOmpGQ4Aa0Q80mJvk_7Q_O6JTNR4gI7MA04cj5BKPwuYW4_htna2xslAOOnx1OEtaR7sdWt.2cRqRzPtJIkinl3UBM.aWWhJXU5eK1XN4x6hnbpvsQo9aQqD6ZVfAXrGeX_g9MBHMGR8bSNpwm283vqxeMglPgkv0m8ZhDqgdy0bWNSCEIdVW6u9t4hptRJIhX81XM37Hty1.ca8hbRNaaxLI0E0xfGPj5ovrWOcRJhXgAu_yH9u9peAqG1YUl5dlVpVhwW9UfCvDf35mb3lYd7FkEZTDHgeKfzcDLNWR8j8N8vwrADJlmsAY2zPNrUZ_CeJWxmaxoZeHDxXDlC_LhJpNC.Hbfor2iY0XhtQUbY5caLwLS0YsEq2a08GrbuY22oLkDJRrGSQtcRFw9iSvELoVuSgkbxlgALW4ivjh1KDlC_jIzcXYv_69IHWtSzk1xJfxytIq9l6l7P4SvTF_i1xWZe71HzpVt7aCVhbJQeaY0NQ8j4MFQOCx01n.ZpjybhVaBNur8M"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f63a268fb9ef68';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\/6359480721?__cf_chl_rt_tk=Chc.Hmbd57qXBioCZ_rf4Ja_BPapEHKu6zjGd6XMTzc-1739128935-1.0.1.1-2lEKue3x3JhZt_QjcWMI40Zr1VZPG7fOyUjzfTkNtyM" + 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