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,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-652557971524.mit-edu.top",cType: 'managed',cRay: '90f6741d9be89c84',cH: 'nHUp4SXtVlTZcrPVAvK99zGX.RHs6idZXblA2pxwh9w-1739131309-1.2.1.1-GDqyYBAMuX4mjZQ9Qfn.gTJ5x6xMiaUPQmETNqQXrCISphuqDAh.YdFglZd_HeWu',cUPMDTk: "\/post\/7350612984?__cf_chl_tk=.Liel0INw59ADbm0pKuJZiBY8RsDR8tDxhv9bz0RdDY-1739131309-1.0.1.1-ItGuSjNrXwsDlocFGNCyy1K8_A_KUCwheLqtz76vKKw",cFPWv: 'g',cITimeS: '1739131309',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7350612984?__cf_chl_f_tk=.Liel0INw59ADbm0pKuJZiBY8RsDR8tDxhv9bz0RdDY-1739131309-1.0.1.1-ItGuSjNrXwsDlocFGNCyy1K8_A_KUCwheLqtz76vKKw",md: "AtbjbQH0aVuFAYPd3Il7wHQHhd5qIR6mFMRxdxFGsbM-1739131309-1.2.1.1-YBEPqOsKZpBXH8z8XxLYvui2LEjogo_ycxgAzvqMnVp0K4nD_uDB5W3mwT_TGkataZur49_qqA4A.sls.YLGyoi3_pRhXTqnsKjmYQssBZVvNDnwK1l5KpRnq3Rdp.KKNtt9AOeO7w.7pqfkYIAC0kw.5sDvUdxg_OXThDIu22I1eirNu5ITJWVGT.ZWXqSzAqev2oIrdEExAK0HTNnuMfo3hS6JQTQbfCIG885Uu.cr1QjMmQNbeC.oXKjuPhGA4AJ2G6XkQbV7._kTVIzy2lZMCvDnir7EaXaGGyFf48Tyd0BO5.P3vws.XZmnQPjEp14tdSFXlPf41uUC6UxIGcnDr1VdWY0dVRdHZWtmB1xRq17OmeAKu9Mj0WaprB8kkll2Y7FILeh5mL.yUVOcROr20JBhRKhUSnzdSpaAFLb9ULKIk11KCxgCDiCBT8dRkqN2dgSP6i1XHLp5uRXYEO3LnlYjeopIai5hTB7fqgW8DnTsx_ylbsMUx71EfAYZdZ0fnUUcGJ5ccaWwM4WKyLjoXWiusO3CjS9mPrf9lpv55YzijlZ1x0uJ9n81x3tcU8kPU8Yoa2.Gzb2KuNyk2yhyiNy576ox2dS8LNeBS7zb6UqJGayy1NW1BHtMBXhmioeZ0aj0a3uVIL54psGhM3ggkhkMOs_ZWJNclQUeRX9sjAqA.n0sMF6Wf8Vw4lBTXR0HATOn6j_ulqJNZlMfz_m9K6SjcoM1t59sewVhWRo8TI9FHsSliUbd2KmxUw0icTHo0EEGDeEGySBjtzdjEb8T7XgZ9K3sU6uyH7PIccAZDEa8rpuD5fFcRl60go5I5_ZbX0FWGrPEmMuHoZ52.7e.1MPgedf99r1plebhxQPzxoJubMsjJsrkbMyYAUkfpC0Jn.VVlcKOBluOcok1kQXpBwF1bjYdXuldByljixq.r3BA.pjrrkyQC5n5acQv8kT6svAmOlDzj34WMSIWXcfDqTAD9Gxe4Dfo43cOdXesiW9VfasSUmiOe8P1C6WQg5OJme_OGQMHE4Mlht_X1_DO_d8l_6DE3M2ATlNm7e3i_heuGzm0I7uZMhr1rA_zIOSjotPOSnSE5irNkBYYO7OKKaS8NFfE.tdaxU.CGEe7k42EX4zT89oBvI6tivFl9H4n_UvCusqBVL5xHqY_ohePmUMTTkeODfqDudW.5cYPVPC1gT_GkCRi1FhDewz1SnmK2J_Kw9x9jtI.MXa6j426CFOlpSWdTTI6roFxV7CYuRILpt05_mY54c09BoAMOIUbmfJR_jduisNBGayUBQ0bRQW6qVUIAqT4IGvJYxuuinNjtHOmctGMHHd8jmAXok7XpiRFKz2oqlMBUtZTWVRlW4aulGsJX3j2tCjzeziHL.qa17Ddn.6.ijl.9WsHAQ0UdN6exkPcY7OK64oRgVbVAYkiHe3YxgwKjS_lGcEjBVDLawxfffK9R6SQhte4YxBdT_T.wXK7i.BSwhLxhlvyvDu3H6UIPOaXxunvEpD1ua7aNnegLnsZA61cwUu_l28zu6x.lEgECqx07gqbSDx8933yLSaTDHXpmW5nMQ1yWciL_ZwC5aMoA_RkcuFzDxSQZRsk92LAQtm1UjDcrQ04z5MZx4dPmQJKUnxKS3NTx8kf0EVLB0ckha5tVcIV1G5ZHLlcv6wM_xyIA.p.dg2InK6bWLam9CGgL04MGT0BGRTcX8YcLW5la0D88lgBXIMQJsehcrQEKawrY2Y_zlzrmEWnmAQoexWYsrsUaoieN.Utee_9l2FAOQjjMpq6yOxp32_eFlEMTRKd02Uqd2sBDAu9u1z5nSoP8_klRce97B_z1nV3EqbzFe4WbHPD0a1J52NSEW6.6h48.B6PRihDkN6OCKhlFIuDmKbBroCievYQ050izIiiYjIW661kaPhQAPEFQnJb50dOwQSSFjoyXh.Ra5.LN6BiPQf1Ax5DrY85IkonLZXd6mOO12M._vqBNWgdjHX_qAH1qL0lbFNdXNX6sGcAC.CLxoWklAatkFbuQTIIRH8RQOV9pJjn5BfOvKVajXGBhFALdXLN9Cmf6VkJmWf3ooKx30uJfxlIq7E5hWsYsrNOFRP4QH9BlvDCnuCZ3WA6vU1iQiyRqtMUmFLjRb5xfLU.B_41NvN9LvE74xoe9R1BCRexJyTJ2.0fzRM8HLXu.T8jCOVF2iDZfWScpbzpLZtOqgyjlPCVRErv.LfkXG_wBvLhhOb_",mdrd: "oBBK.82ufrMReYdmwsNuFDhOutioq1vjGo3NPEfiu80-1739131309-1.2.1.1-9EPVGW7c7Hmp7NC4DhGzu9OtOg1sR4Jla0r4MW4Zc2OkkDNBJieL6USRjRNSdVIQELFiWFbKES03ED6e647EyKmUOGwDRidMs0C_Eqlf5N3wPPnWk7maI3K2cGR6EJliQtEKvSsfp.H5S8qsftPaI_aQb5pGNGBVQSSOH1rnFQg7GGPGjeCWHV13H2ztFzTpwQKgJInp4_rCyrao5TUKFyLIZ9XnzKDdhFO1_Yra5QLHjdKDRgInkBRKxZc7_RBILdQSRnK0Wao1DWf2xc3FCKX3.X2s9JlUzayENCI0jwFWoj4E0crPEBkvuN8KIyaDUSswN0z1LDoh4vmP5eI_Mh6FQnpCRTNN_W83_dn0sj77P9J0Iu8KicaJK0eJv3eLih3t_tKHYtzj5_wiT1XIzbv4cFCcCf.ZujwjJO2GcQfB5SJb2ZyNdoAwVxkphYqk6fULx.rJRrgXIpS3_Wvadmy6ESJAQSRjrGqKEUT0EpM.qjg4BENvD6yLXxT8f1LbRHy4LUXr6dHIFyT4mh8BVLh8dvp6oNiMSCdDUtYDrG1dW3v4g7h7BnOW8VqT_GotrLFTfd1UzKgK27OqwTcV46.auWnS1hGr6zYUq3oCEJN4KXBn3lmSauGtl2_Q3N5i5psKdoWsOryj61knXnGhfuXFWQEy7flX1efstZqj9XCGpJJ5yTekMPDCqmmLNo5NXWcWShc36TjCbkYIXJXgNp7C64vj3kIHVTI6jdAq7O09oiavLDQ32ItZL8XzG1zIwhpLl6rRjT54guu2Tiam12.5amoMnZ694SA6tReopapgofS1R7tp4J0HnI3R5jtCXOkVxnlJoaXbJeqfZuGbXBTvwANNRbqRLmkovzyDySe2QcauqNeKddgA8uPVv472PfO_rS4OkL3Jn6yoqDmWgzmdq5uAG6YO9mZQsqRU_AqRFZX.aTCeAG01tFhQsOKsR0zKPSpm2Zg3BWYmTi481jtrmcj_6p4putOFXsxrF1zik_cy7hWcaD3WAcoA3QVW4d5F8ucfUydv16cYmGlpC2J1Sz0tigKFqeMYgbomwbIRtNOfHlASkzpp9_.JVux_MtkOVDgUwSyrYNJtoVRbKawRBlgYi5aT2_Q0gGRsJh5ou9dtZzHaSoTudUnX1zmORkRd838K4eRAnPxOaZhM2yVf.fEI3bci8Qua9sg37LbE42AemmskOfJ3Wg5yUC6pbLwVjs2e5B8lcXAwZt3n5wIhCzwM7tSrLKw.p7.Cm5gAMW1yAILaeamhrbLGv951OPSziYuE7lqQDVkqM.xX9emIHkJw3saX_fMCAnh6k5bTrzAQGh7LSQxtkr00Fd2xVPH4IiF0_MYiUpFXnZI0NzlvPuXiL9447tLT4pz2V5fFgDQ.jl1FktDUuxgy8HF7ZkGI8t4jlRV5.e.0sGa1M6r_AFksh32q6n1DELgICdLsyKY6vjw3NkAnoNt2EyDOfDstugo5iwM.ti7QivhUj_8Y8mwLbK7.YZHLD1qw6NU.YQlzL7YLswEm.cex3MmJFc43nbDwznRaIAnEp6JZSMZ2pIlY0jNv_zPFywoSEV03Wk_rWGwEnNMkxWl5MFrpOx2J4HpKLDzytfMILxTIzBrjiqPp5t5KkeSFHiQ9GuZ6Q3Lg0Eju4Xag_omOgumSW_CXNAmJI_lzGshvuPZao0zR.Vj4KSP.eLl5ACTL3NH92xixJ6_22I8BBAj0_TjhP8cjJXp_tE9ScHyFVd_af5llCKEM2GAC9O0QjyR0p0pV4jIGQ5tbE6qfgmXC03fWJEE8JytUHp677nqs0qHoe56WzJCYQ9pvoTypDYFun7E"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f6741d9be89c84';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\/7350612984?__cf_chl_rt_tk=.Liel0INw59ADbm0pKuJZiBY8RsDR8tDxhv9bz0RdDY-1739131309-1.0.1.1-ItGuSjNrXwsDlocFGNCyy1K8_A_KUCwheLqtz76vKKw" + 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