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-987541089075.mit-edu.top/post/0489372651

  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-987541089075.mit-edu.top",cType: 'managed',cRay: '90f810e33c4cc9a3',cH: 'BbjzKhTbgxktX.fyS1hkpQ4WopTNxwhdWj593.6ViS8-1739148216-1.2.1.1-7edDNScAJCpIFBaO8bWVb4Fuls5kZ0eUAphmSBFZngKg.0HQIj4CP42g1FZspZEp',cUPMDTk: "\/post\/0489372651?__cf_chl_tk=dUlh4Bxtci77alp40YsfLk3yFFnzLw6YyEWzoY8qXtI-1739148216-1.0.1.1-PWo0qQUf2KtGUv5xeWX24vajqPMGKBCaSISQxsfjt70",cFPWv: 'g',cITimeS: '1739148216',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0489372651?__cf_chl_f_tk=dUlh4Bxtci77alp40YsfLk3yFFnzLw6YyEWzoY8qXtI-1739148216-1.0.1.1-PWo0qQUf2KtGUv5xeWX24vajqPMGKBCaSISQxsfjt70",md: "qj6GG8yZ6NfH3HfCtPoxW542FiySvTHG_.vcUVDxmXU-1739148216-1.2.1.1-UGAsDqTO8j.KHM0Y5Q65YTNr2HM1m6R_nR461PCoGT10.CyOZWd9vtimBgDyzohdhV.YLE_WzZVNorHYVEuFN2.jTTRPMxckrEGxN9q_cFu7xITDAfNytd7ub1_FpXbS1fPFd3M53N_Z8.0DAO5k4HKnUuot.AgJZGQrtCQo8qo_qD4Jk7soaPK_yQa9PdNe.yZmqDGNfvjjel2BX4NmhpqNUKQ4.nAYTJub_5wnByDbO5SIWdr3hJVoaTjN1DGBR1UN8yY_G8XlTaLB8Le9rH0w22AyUeVQNLhZlrAMxTUbltGzIKb_hgrJUjoXq9o4GoC1KB.kAieo6fsIf8JfqLF2GtmK8xONvF13rCPoP3eU1tNHw7KqDIckaoeqm2BZjhmb5E2uKHvHbfrO1MWWEipFT.d7VfZSbuesbaFsUO9TuPzDOwCfVAB4SFrBWNbYjv6bCKVRXP0goIQUjnMENa5oDuhKA4r4w_o2T3c30YmF8OIJyvl3FOVPsECDb2RWINA0E2ztRViPdEPXfNZZIozXKRSW3VFBB1xvzFnivTDO5gaNVP777ye4VU2jvt5.ETB.5C1AmOLKl.brIVl8fSqzCYtTY7hY4rtmcnqL1FB6..jtyT3wAWjcmzEUKLhnt2lTEfJtFe2UZqqdwy2PY_Km_QiprjEYU.F6cq6eusPAbdZ3tpWsJER1isJe1y5l9iNP0YORnQlJWz9XYJvKxbWDuO2tN7ZLwGfC19DdODJPuWTnErS6SZuvT0Ula2IDcLSedLIpxoQuvWP76ye2tTAi_fajWl6wOuq5_cQoOaZgwhE_dEEwEBP6EkdBIxgYmEoVavMhyUxROYM.Nk1gonsAGjpl4.sLkjn9K_2SpShDhCNXT2jaOqzsDN3TJGhJSL5C52QQga07zVSu1KPM4vA0Vmd45AyQ4dAaqyDm8AxTRvWDG_t7flOlggQLwUIrEygtksARNAeTVY9w7vPa83AI7h04usQMzaWvKPqtPNXh4q1DHmOg.ZAus4uh1kB0u9EiEro0odBSQmxazGQUGYsQQ6ONiClv46NrdCm302WmfsHQgrT65TUV6aKwMioxfrHKFMrYNd236ta1g2Nzyr0GMCFOrPBN2kKtGhjXFQ.XCVVKA4VcI7EG1qRo2DjTmxASbrfq1doJjYeD4WFw0kCnJboTtWQ6vM68REDQFXa9_.._B_HgjZM1JNJ7EePwj5wWa9vrx80wYTq_2uf_E9TXbNDnMmJANG1ImRO7xjpu4OqzQ7OI.X2hodw7u40qQmoQ33ugNtGE9j8wz0thwkjlh.zJuas9YRmZsx8izzUmo.u_vYHiNyxK8gOf8QH_wnFN1hMZLl6f7LRqAuEDrIZnSgp58bX_eR_oTVN.8G1VdWp5yPPPa5igQDEL4kn.3nhNzw.zyb0fy_EHNOqBPDHHJEI1FUmzv8L0ltaZK50dJYDo6bSACYnwYzM7XmB26N2BuACCXp4QhRIfT8hYlEU0TVcaIUmjkKE8w6cdXzvd0La56lnpSobvs13g4956_JvdvhaMMUwNzCKRdfAjVkIePi.nsXRHrdbtAoq86l6SGVmPFslx5Slhuih_9XR7SJOQZKeAvvO3eOm1fXPaQgQ4ZGtYxsxv_xWceC8sBqyEOw7YvWlCTmi0LKd4DRSMDBtBTzjawAu89rSEsT3axpMMBZS092VZ2LLwoGcKC0NAW_b0.wzq.ytpfsX3cspzW1rBT7VWLo4ojLjGLRqOF9oY4wA2jRw.eAtYsKlUwlx8dowe.O7dsNOgfvOWVOBekr80jzZ8PSPUEOIaAK.MgXIsx1A1arww9KkCwUoYJiKaQJv.QrVk5lF03gYexCC0H5aMNeh9QnYbPAI9U6Jh5CmiOy_qAn4jjPHEHNHSqr5IQUnv_FO.zc8Fw.oDG9XPZ6IbAr2Z7dvVlJhwW32G0CwdTvF0D4dO838f45EoaV.hi81AiDEQ7.R.8xDXY_uHfxNpI9PBVamlBzGrxhepFDXuD.rts1S4omMjZce9ufmCngQhSGLjBXv.5yQFSg4a2EVaOsH4X3COzbD3hByoCap0GHd6ZMkUMOyFSYFWFlz97xlpKzR7qrcEOdXNPVJNbCHu2s1ezrI.9q8MpJ2DBXmOG0tt4exFC_NS_8o3njI8YKSvYZYp23a863a9ibLn9YNCnN5cPYdbPO0TZC6ySJ0oe0ynbtqUbWFvbqAHJIdK2UAMW2.m5byeM3HIJJqY",mdrd: "6PnJeiCEbisWJ29zodQibCwbsyFWbi5V8QuvptZI5eo-1739148216-1.2.1.1-mp8ruKyoR9RroCC2jFUPu_g6pttJVIccAQPjkso8bXI7dOwQPqsyDPwS6W5vG04iOEIhdOzmqGMyy1z2eiagsnCSgNZNVYfVYqRaP3dHQbbsu.F_leDcNpYjZbUPLVUiYRG3M0.r4NaSJDXMyIJDSQ4gtGdCeDbEbpZN.BnOxJJE_ko7nHbG.rIojjFbQczP3mwISIJJudMS3Vo6AbKYY90jfwXZXeC0kuwTjeF1pysBSD3dOpC8ZxDjzPDfbGvp03OFZQ51kk6PPf03oPKXSvdbxzonBEkEoFj543bfgCvSyS1c2jacWX3bbDxvK6MKsOyqALc0dhG3K6xJeudbYuEOB3nVAPJHioPxOjxwtBaReCYv84A2pLlI1fSwuYv6MX8EsU2xiVDL34BdypTaCPIsdWqfYlaXyfgm8Kh2I1AzUr2in9TFJ4PIPGnqFESIVD0kP28A7z__1svE53ZQyWoZARRmEiJkd2m4kb8vTvwKDvLqPntqMGRGttuOPPiBsl9PnKhLQnUpDE1dXkQ2jo0Ar5v7XWioYS7Tn4mIEy4ik94mAfUj4od_zdxwpuQZPFBSJ48KABbf2DdvKo_rEcuQXtbmfn0lF7kTCHuJMotmN2VUKmB4pZPNb6A2xPq5LVoZapGI9VDWR_RLsifACkuy0gMh.NeffsMMo.Qq6Lg_ySCjnFJy6PFMnbDSgyRGo.KhVXpxDcboV1uUh2PY5s7RoLpkL6gODYef4MhP0Zxy.BedjUNBN7.KSktLt3hrkubpjR9UE78H_TlXL0_QwRJ2k_BCJjjrcUmVsiDKa3F1ghf4Y3YMA2sihySfM647poK4nA6vXwrcePWU4MyoHHvKDosqjgppa7s7GS1NC6yarLSXI5Az4yQ0ai30xODHdIRXI7pHl_qIl3_HIKRnMf.T_0IZ.qGeLFABcamS964rJDZ4RUt6PHLi.g91Wr0A6ulTxaTIMiPOnWrlT4HfGfF6I2sFrAIHob_jGzXw7vrCRKoJttMTlw9tBxPp59HkzBt9gVlsAI1bmr2JH498a.hk3LBq_KkE9jY8qtE3oelRC6lFqcs5pzndgMcxsS_kxwx4kDBtgaiQeFbZ22nMh1FgJP2a98V1C0BOMpFUyV87IQIiUNYLjdJPdTkDMOmKheJMaayeOwQmO4Rzqk.2gW.VALghyXaqGkZuDemAUy5xm3Isf1xjSx.MgNufqZQ4EXCKx4VCGd9gztK_xnOGv1sJgiHG4M9kPLc8MJ3ljVZVhdspUDU3zAO1fFRpRXYLJBwkfpvaadZ7sWAhgSBbIYJaVfTvep.BNcFpjvCMDEKp0wrWyfmEwxwUExQSSvsRY5zfgFC0vYUBCDshECJ96IE3YZX4lU.KjTFGprXFNUZPFTshwwb7HfQ25PM5yk6ZlkiuQZbamwJzdRlt3SMLWbEuBleUWOLbcIm.BuehXYltg8az6HZ8vILuN1d1t0PpmuZyIwrnPY.D45swYgMGlaikkMRaUcsUCQim_yhc_SOMQhQKpRibrSNrOzR.KF8al3cQnohloibpdBpPFmvWuQ2rw7qiWxzWV1_De.SdWHvYLBkNL9IAIHR2bZ6LPbzuzQIt_nA7pI.15qiXGNBd4mH8Ump94_YQn5AwYqC56Q9sHDlfQh8NYyLShlZhYAt3Ev7sr5C2YRtxaKd628lP8v7HNGaTUQKFahelmJ7Md01SIB4hVnUUpFY8hpGNUlGnzRF51tD8pfkgm0nLuqZcbTtQSi6lJNaYLCHn7TkV38CQhk6FabUGOPIv.cTbukd.wM5Rl5JgylIDQHGlC.XC5DMpnjO1le94JT4USj5M7D8"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f810e33c4cc9a3';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\/0489372651?__cf_chl_rt_tk=dUlh4Bxtci77alp40YsfLk3yFFnzLw6YyEWzoY8qXtI-1739148216-1.0.1.1-PWo0qQUf2KtGUv5xeWX24vajqPMGKBCaSISQxsfjt70" + 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