for Atom and RSS and KML
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.
<!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-482002933660.mit-edu.top",cType: 'managed',cRay: '90f3b2984f540637',cH: 'OEARJTnjDR9OV3pws4.Sg2dobwISbz6ieKpbY9BA7h8-1739102411-1.2.1.1-6.eDkthIAbOp1hkSeqjDvXLa1Ske6Mkk3S1zSfCpeHa_O8kD6hI1WBhSo4p5aFaP',cUPMDTk: "\/post\/9623815470?__cf_chl_tk=eJe0C4qkBzuU46.K9avF4_ZN9Bmv1S4KxGrCKn7kQ2A-1739102411-1.0.1.1-2GaetVHFQtnU_CanUTUzCcXj03ycrXHO.u_mS464kYw",cFPWv: 'g',cITimeS: '1739102411',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9623815470?__cf_chl_f_tk=eJe0C4qkBzuU46.K9avF4_ZN9Bmv1S4KxGrCKn7kQ2A-1739102411-1.0.1.1-2GaetVHFQtnU_CanUTUzCcXj03ycrXHO.u_mS464kYw",md: "9pHzap8sisbRxNQHXFLj5djN4RkZQl.9jwx7N58wggg-1739102411-1.2.1.1-xhF_wRRllJWeLztIzJBW9QlgVIhhyOqVOEAPWrh7HgIxlBFeghQ7ahhcBaaAiobQUsONGEIj8pXih9nUBcCxNUWiFesswVC965W8Lp0epP_AyFhiwz0CIjSmMD_Qda1SMOgLgaI713MM6hromG4HAzgMao0mLpLG3V4LsfU_y7AwZ7Qm0iJHDZ.fM.RVt3016BPxLDHlKDO.kUTHIuNrybEgmTJmw.HlRvST5_ZJE8GkUME68.1kCdQxD1tBXl8hBmXw4eldlAlC6o64GuBpxWJEx2K1HuRaRM.bZw7YF_ZhzI4.TE8Om1yqMBewDiRaR5D78rutzTxVgyI40Vg2e.yDmDmeqAMVuq5BZvzLbEdvNRcjm3seWG.7lDuXtmTQWDbGnSjjaCcuPUIzvrHhqznZI5JEX46vOd2fu6Ep8kA7BW9x3hpdeOBT6mIsHdWsRLo7mqM1EX0DV_NwAQo8eSuKx0nGzLNxwynfAKtpBLOQjUjSAX1jt6dEUpEz.6QaRSdh3EGCw8Uc.kmsqYkXuMGue2uRjk.wvJeXEVPMqB7Mj2W5lkYggOrHU1RFJovuIfxHe9YwuDstvo36ks1mvaemekcX15bcwQa48araSKEdqVuWhKL3j8gI7NiKqw5HZHKTgq_voSHVUfk8KHXrv_L6xfhvQbtFteRwoQqJRy9U2ZHv7e4kpyq4_fDppV0hL4HMLgQoKkdGXyotGeZr4ZqHh3q0CyTEERhPy3EAXQEp9fGvMOXwRbBf6DDAxSp39ARYwsx01Pijrw6uJ.KYNE.IPFa5CbzNglVEYPkhwK6XSViJO7i2s4Hb39abr1cILxID6jmnzYEtFep2xv7htVfcrojiyDSJQEdD949_uzefRdHY1R_Dgaft1wAPA5zb5.ktj8_ExhY6PzNi7w5FKTJs.GFMf2WWpxtJvcUQ6yZZUZSwrnekeqOXJkLMiYoqse71EcSkJcIWegMnlDduGlScHGM5hNZ4ZlJzXiJNSgSROHRVY3u8Cxz7OWnv5h2c4rZkhKZOXEfESEVjVTa54ANkAx8Kw51T7V.8gpya9t5_._Qptsh4FXXtNLXTEjlfxITDA9xzLofns3AmbPQh8kWtzh4Jm9Y9JmEVpEuFuu6b12h6ZeuHOJzJYogbm.Ov_U_OPMgjrzNd5ih0FYAquC.iN9md1P1tssXDF.Ml7FPr6WU.Oc08avAxdoQH2yCwvUzkZrHqSSQH3wX_XTxU48GpISnPM7oydSgP06AKxT19RflmmQ5rhqxKdHYNzSTeTtzeSPc0BpBFypxVwQP_Fh6RmDSEMTfhvsHrzgd0bd4TH1kAvMGV1CLG5tcxOG9IbxYv7Jzkwt7Yy7D5k3aVh0Sm747Ij1aXaZKFH2XqWT8ksRlG4IpM8qeLq782QCZXzkDoUvGnw1BZqlQF07JQTkVDovXvAYuuF73YBXh8cdewdWyEVFr2OhZsWBUgfBVIebYmEost5h_hzTpPikGp1E9jL1VcG6v39AinBkiA1oHDWJh6pXZcPTPwViwrhhFmD0EYQ5jr8c088R3rLDTqPHludDYvroSmIe87P9Bld7nPYh3FwJRSB6Omj4MKy1l3TE4xWyKPdt2k5Ns4gmbsh8sT4Iri2xoA48RXXSFpln8sOfYrq2tK107zsr5l2jXU9laBW6fpCIPZil0kiLJxm4SD_Xtd5MLcZeC5r.ngMqO35LuHA3PiwbDQIpzUMu0iM.5xNkl6Cp98Q15yzJNnsCA4I9Su80hOyJ7AoA9ktAnhtV.6c.fruwzFNBuozY9_dRy8x1mdnXEJ1m6tug3.2T3ZiMT85ESnDRPAz22loKYrrB0yBfwOASzfFLjz4.LgVG4nYeaA76fzJEyHBLLT.aM45EojFdNN.1AWReLP3hYLiCY35nMuESd_jj0maGG03ufXlukMGJf9me6mkdaiS_w93uyA4BHjPeLbwmXl6avS0aIrWhPCcInFgn4vVc1GpOZWryXMCbvJhQZCMPcn442HhqfJT43.M.iB9uzz3nNTh_KTDe84UXFzys1uKSvFZs_H3fFY6I2CeltNA7u.BiHmw_97gwmyEjs3xKrXmy8G22VLBlsxY68Evm4IDo9nVAdkEUCT8BgY.uuBMXjgiCdoHIMn7EXWnk5Ql0V3eyWH0zPQ0Hk.XDd.5i_jR.5j02Jc3FwOI57PbgWiFL.YwaQY3rM8vxg13hCorjiuuV1l6TCEKlOOKQToBuCNcX.W",mdrd: "lE2toBi48_OVi3mxR6ckjoxUSQMKMG0lyBsdcJTXne4-1739102411-1.2.1.1-o5E8xsPqPkq6lN7taFkNhpOmnLgZnK8P2NNMjMEL4U1BDLsYQ2OFx9oEgtaXOSiAprILuVSalf8sZf0A8LCKIvtl5U90LXAJLgPpT_3scdR6s.DWui7dhh5t8g2I7PXdJ9kg6BUCtZ5BCaTRQFfSLyv77_0gTgm7mrirtyXIJrXdsyeBd7inQhjYoKno9CcwRHQC.sbgQ97IhuvHx33m9BNQV.9Fwi0OOWIC53LVAghmMXAB4pFMa1EuuYAfP5hWGLx7i9M.0YnEfT9bsQ0Znbc1bWUvAfXV63F.yPxL2KcOUc8itn68v9o_MuWmDBOOOOdWCThcpqyeZ8fllF4POQZuEA_lLd4wK8KlrKNhyNzymjxEGvNM.jCplIszcrujq2uu0Np.u6YC2FwNHILDSeQxN45Og96E6SKF8bfCOCtibTqjiboCu2kPrkBgruyk3a1tmWxZUmnOPisMI2020FM78DhkVuRo8UYQVMB75qMYRqMyskSC8pc2P2AWZYzoximOgmQ9lvAvhuVaKkMeuwMEDQrUSR03ARXQOBvxfmGhu60U6RflDQLI_xsItco.zHN.x2x3UHc7sOFwKsdhClL3QxG2FlIGIkAgmXQGUOjbyoBcmM85CIXjM809PlRSpijgT7nBfwZCjE6KoxeJKm_nVca8BN4q7WcWrxfshoU4r_xoix2ws6lxyjw_XynHZz2WrV7Aia.MGujWA9kJHljEJ9vGDlByy4.V46mju5AWBWQPkev1jZQIjPIcOiFwA_A9B_JfiO7gywXGs1kfprnFzRXP3OAHTLOJBbP40F5KdyOHSd..Kz3NJyBa64iK9NTw5D_HowrQIp6bqHwllxn8dAy73eOZAaCrNbOAPNAPOCJ_Bn3kASfQsx7NLrHr0GfN8XZldMwoqLR8Bzvvt9XX6toVsmyQheOvXn1yZCAP0VE9dSeK0YsA2oK47cBLen58ha5Q6Tlw24JwcNGMARIgLm2OP3.OH1LMkO9e3fPv0FFMIBOz7pOqob6_K10a1EY5EOdTlDdklYl1S1HuADiRG0A0F9oAvhL1vMmZuVuvZ7gYJwbpzw7ZMhE8kk9UV32aFoavLIxFj7rA1GS_i0FcaZyniBQQDO2odKj10J4lQPwvB0tpDybE1w7oYgu0NUCRNKd3buPdwdnYzfkaTVOkg4SxtZ7R0KK0bT9dS7aZklwVkRHC39_hgLXJxHLfDdrootq2uHLiM22xo8ogta31zTg3YMfOzWpI7EWyzkxsWrJIkETsyVKjY_.KRIlGv6W6T_oee2_pFbCRzPbIrwT_JrQ.SpN_pWDOdqpOOi1baGMfeK5UxUP6_rUrTcBa0EU5nvyGI.F6O1yOyk4iftXAt6CV.bRrRdbuIiRLEHh0xYMfuofuAAfvq_LG0yFkFeWpBVtfLYmzR2qX4D_CxNKjzj2j_L86e5Ewb.rDDwTuMZcyZ00aNYpuMYvD7qX290OtKcYRrhAP_7777GJuatiGV3Vn4VcxTyDsM541KeFfFSv4Dct35o.Q6HHugVcD1J7v8n5nsQfKoP0B_csaATjMiMMZUs5.KJ8GWjXeWS6P7uL8nS6bfG9KRniIhLLh78StnNUMeLCLgoP0fQ.CRYMjX7X5OGqEzyZJEzeHZK_vk.IhtJNj64xAXipP5eUE99YVfZk8sCmG1J1g8rGhVl61XlsMq1U.McOpPNNIOyKOIqS_c5r8ARDTepKIXZK0taIgKCWYZrfP9nLvjMKF9UKyRqdSIi6xFBKZBTVdHpwHlDR56B8ulVOa4HkeV4EPHDBQ.8j4mEbrbYbJkU.m4g"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3b2984f540637';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\/9623815470?__cf_chl_rt_tk=eJe0C4qkBzuU46.K9avF4_ZN9Bmv1S4KxGrCKn7kQ2A-1739102411-1.0.1.1-2GaetVHFQtnU_CanUTUzCcXj03ycrXHO.u_mS464kYw" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>
Home · About · News · Docs · Terms