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-152805415021.mit-edu.top/post/2137086549

  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-152805415021.mit-edu.top",cType: 'managed',cRay: '910fd22b7a4c8244',cH: '0fVmQhVRt8wowlU8XPM3YYmgYM02kzXcnaQhqpA71tU-1739397306-1.2.1.1-vT10M1IUcTqV1WhqSlEuCapxEv04Z4sPy95eQqzxZ05Wgj4uus_AnRCXQj3N4x1W',cUPMDTk: "\/post\/2137086549?__cf_chl_tk=5_IwjZQABtc4FF.NYQEY.e0MwmezeHsx6T3gU4nbE0s-1739397306-1.0.1.1-wkLdpsdDK_ZLc2jjrYtMmFRUEEfwS_1aSfrNSR_elmI",cFPWv: 'b',cITimeS: '1739397306',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2137086549?__cf_chl_f_tk=5_IwjZQABtc4FF.NYQEY.e0MwmezeHsx6T3gU4nbE0s-1739397306-1.0.1.1-wkLdpsdDK_ZLc2jjrYtMmFRUEEfwS_1aSfrNSR_elmI",md: "crMhssWr86Oc.fT8fPPFjxrjz16aLkxzIIM5Px8qRkM-1739397306-1.2.1.1-KJFt_kSeIDqKPzUDyFXKERMqF_Sa5ZrFENv88jcUsLbun8YwcXTFbn6Dlq_fNI8bfqRq1brLD5Z08BtLjf6WEZj8gGME0XJnphUMbTiqU3pA3x7Q8ktAvu7tmsQEvSkU2xUO7tWb1eQtQHaM90mn8vRgKDnQ08vVAOvjJHEmioIlK0j.v_09OeHEoirmTAcvcbOY5dO9mpyhoH0mLJgYGLqUw1cvLEyV9Xa75nEJoPS6eIF2EiU7APoNgwOZ2H3HnvoE62QBoNZgZC0WWvAtaMwpWKFpR1J08YuGeBs2QFeCdcUfZobAMXW5wZkGS1BkNxllbLiz_1zUKViZyMv.90B2ImMW.vmg0Ub0IEM_.d4VQwFeLfa27daTlBSkZzQ82v2KZl2xfrmNnIxh3Glh32M2Ehu.mi9M3VlJLglNVcpU5snsulIpY4jp4Db5HCuGfKtgfv4Rt0ePHchFrViMgtUV6eNxob35yBfgizP5XZyp6I_oTVNOvL2887A7SaFOZdRcQhlIDBjO531HLNafj5v1TiRkycGuuPGaGUCNZ0ekxSwNPWBJSWq__UPiGDHtaqbfiTsHZWx8wpvqRZQoUfZ.9RG0qOjhCfo_Ua026i1HlsYpOOORpIXe3mROUHYM_QbD1c83jnmCdiCQMN0CD4MStCjzuZjGs.Nx6OnY1lBW2.ZvIxOZ.8qA0.egkUFKDoT4HEOCrrYTZhit_gVMwN.PM_DVI3MFLQ8NYLIKMXE1TgHNrOk.th8HQGKqW93L.HfgBnq5Je6ROSs2XbNVT464w8PmWZ6jcpG0kL13RLKUHlW7PkqTkufNbl9gUk3Fyl77juGTlqq8iitBOME9NIaBfNxLwAvc3q.KnY.2OmGvWx6VsSywvgKpGEH6xh37HcgLT5LLZcbLSrTo1pqZuKl8UWjI_BeVJuaiw4O1xElR_uXVyRvK_ytKe2STjv6DWc7u8cGvEhbBjLDoKaNWUfiVMZ6fzAz7sfO.FTkskT01hhrkKxT1ZenqOXBZG4Mll5LCEpdK3onQt5gIYYPT11mkVV8d8geLkqoN35.1RPeTYCg2k87w5dyL3ALIZWIaJCm12e3KHv6ngFlazgEWVZjYYMMvGWHkJypbKnD0BscGd66HyGDxkcI7vL6W1D1pqcMHKg5Q.9DPjk20KS_lEhZaNGayJ_Js0lrn3idw50ubZrvjAYRN9Q7twleXhSXPsniV.vGYikajZeQXGmpmyKhOxaWkWmB24kXrO8wW2fKxtSUuTVU5ROrOc7AmypRWGwtJ6c5z.q2AKDumyE77flGpvtifM.YRkyB.ut3hXa8QlMp_V2XIhgstw2VgZf5SuWIn9Cz0k1zMfdNy4MU8WStuB_f4Rjp3Ny912gMEHaFzCv_rjdUpd148VSsG59nfyofGqS588nhHcoPrHoDD7CncjNCUV3AkVcWCTssmphfRCDJrvrkuiGkOCgwyHtixBA1NpYZKRiYOr6HMSHl8PRSXzzEQXUHXBR57gEam7aPTT7KzUUKQ8Zi_EV18qrouudfb1D3z5AC.DsHHaabB_CRQErY1kWSrWF4TXcEeMEXRhBW5_K60mcT60qdKjnJEwM7Ci9TE6RdcOtW2hEADsCE1iXoJfsb.UJHYfncFkmyKcCvdQs8Gn38Nw.OpH_C3uR62BZPysVLotJBg2ldPCBoVUcyVu2BXatDpaybYyWtv2A6vnbAtMcdXSLgmTUUHAyBaoqq24QqLBgLYBsaOSd2a8AXXFrnkNas66yX1bdPEKYp26FCTHu1h8fRUQRI.H_eaLI67bwy4FRV9KAEZBz6Sv.6hW4fHV3DabBtO.4rCXKNiDoJCrxChTwC60Gk5KngLte4aQL_73bFndTHhNtaxik0FkSg0gL7_6qhoaIChl26fqe8dzJiUFwykdFDM3hRy995BWE0Ke7.OzvBw12kR.nJvjq0EE7GBr6blvQ_40lcNWfFrhXtmS2uBU0jZDmUFG7JXmYKIv.7rR67.QX6JHB2PhoxXdQAiJccB7LWTy13PlFiumUC85WNMJAUbCXZbPmuEnYZZ.PT64y646.hvJ6xT4LDWI6IZWvSXIEGNd2K7p3LTNm12iHNjdMfvOXMHy6LVkElnOgG6Rxr5H1PkTcETA7hRtED1aRGf8aYhTQFB6d2OAIjV8M.w.i_pDmQFFt7zraUEF8DRursDfgOVUB194zMZ0boymtvr3GinGcc6jAWbcg3PPlooPQlO",mdrd: "6kfQobxqhh_RIRd9sncHraFSm8bnqQxZkJtTrmV9jbQ-1739397306-1.2.1.1-DdzDYvmbz41bbooyvlSK18gPgEwJ5afPl16_Pbq.MiAlyIz0EuscKoZo.IVUMpK2V.MfoXKBYXUevyPzqcLku7_YpxOG5DZO.QvLl6rKlL7384XtaxBUPN2.gQLA59JdxeJcYhwcTuEpG2ZHH77vIoMUIlZ5ws8nZEEnsOwwd2.tVhbtGvoPbTzLmzT7e99tUc2c7KUCL3Fp2KI4zsc5Gtcdnlp4v90BU3qZF9MFqer_4YvULk2p6e.a2wo0wIg51IIRLIC0ecnIK3Cz_.No.h5ladaLzhziLo_rbx.KTicLltadCbEkmBVPZelPRPpn_Q0bNcUPblwgyIFmCzOEHpwAEzDf3tej5RYxwbJ5VcH0J.zCQryzKWRNq3cv8VG70SGbwI6Wypu8H86833TDbUnF_f0pJKHNnEeO62ZN7C8mIPcZLe08dstpAVvfsvmVxzIbLrTOI5eMlSCbgjSUUU3bldF58HLvBxLefmvHXSOR3baDUjUQ.VGQpCrh.5kwzqNgxhyxdQ_bxHZ57kN7oGsuX_Ns5ADncqpj6nE06JjtVc8N9uv9wd84KTfMV0JVl6HB3jsarRQrNaQKd1oLZDQeKEvwAa2eiQAdLeZix.0MucUcbPoi8czpxbIqxOEPltNBTF76kA1sU7NsZIIi5lqsmlyuTYarXqVsXG7YO_MaYXZumQgskugQfoZrTwofwdp_zWLujqG8yYf.JX4535mdGPBKtQf40HRREk8wIucYfzeJXWO9BhDJPK3XB2feGDIpwQCpWVnKC25VudfBbynRbyTN1ZBjzN5_0qN.hC9t.rerYDO3DzK17NY4L2hlShXIwRgMEGrwn15ZXZYSeyIzG.Hrdf2kUbcRssxM5fgN_xSFOJmSEsEFrBOfMeBE_6CSMrNgSok4XTyFFlEN.iAGQf.eBl1.99.VKt65RuGrOF_WPhupD1cl1gTbctD1i_aeiQlIgSwxi25AlSaFPHJoZlr6fPRYOszQ42vSx1bZIoXTMna96KPOuN8uQYiIg2QlwhndI6_xBm7Vaoh9NYTI3mLZapDUVp.I2sS65Pqi5ULO7kiyjWmV_ATBMFjDBKuw3unXz3jihHprFo3JpKlKMkYPFepHlgcx8dk.5W15q93Gi9oD5iaklJFza.raG093v_UIOCLcpgmeoixtvIrLiW1SGXuLm8Ol19dAk4zIxvQ0hse675Eq6l7JuaRaNTNX6YJJ3qKAaQS9i5mfRMv.qPo01wuriUKwMXDcl2i8K5hkPC.BGDiR1xzrItUFnVJumVQDcojDlNwNb2IUva0ZBx8Zs75GwtIkM6c84rFDEvbX2Mk8jqeAMx5EUkt4cVlBsxS7A1tRnf_EEZA3PLQYJ2kwuvT8Rp1TtnBtXnrPSd.vrIAcMrKhVkGAhoC1PNrdYak_dtDtRnTMxV8CjtOaxqQawR5_7NNfwRHMA9ZNQYKpjOWs3VhFGvZlk7pIXOC_U9URn7aXf.7V75JnArhb8O_3t7GSfMX4Lw6GnmHTXeToxHL1.1LWTFMxuzL93b9SpFB_RjUz8px6qAQTVsj9VX_bGytugQ9ArxfQZ5LhwPtKRo0bXTx.M8Ix5uMwxmqcPvCJBRU322ewB_a3hT0_YiHcbws5xg6LIUGaX5KCX3EokfICf3tCdJ0D7ToGw6biVrCaASMVjeX1QYrd8HUXQTPpzPOghDrUhtUmyCVKQ_W_xv8qtnnwJB2aeodpVF2HhbWwwyf7D9TsQPqAmr7ENiFQ1vAdMKdxBNsfxeaQoNNhRXssV8DPLG.E484mPBNodLXDeJ2i55CYytZAaEangnU12UFEHviZzg6_ZJY"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910fd22b7a4c8244';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\/2137086549?__cf_chl_rt_tk=5_IwjZQABtc4FF.NYQEY.e0MwmezeHsx6T3gU4nbE0s-1739397306-1.0.1.1-wkLdpsdDK_ZLc2jjrYtMmFRUEEfwS_1aSfrNSR_elmI" + 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