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-266419298750.mit-edu.top",cType: 'managed',cRay: '90f369f83a837fee',cH: 'D.VIb17JaulrG4a.x6xfxYdPOl.qGAUU9zV2jW.ah2E-1739099436-1.2.1.1-AFaFDNAdqA.vjWdniKBvnmV9NlHjOmNHrQD.9ooqG8qOmonws.TWmQ88HWIYe3Rl',cUPMDTk: "\/post\/8465231790?__cf_chl_tk=n1f8Gn9MClWfS8Kzt6v6P6E_4IE1u29xoehNuyjNReI-1739099436-1.0.1.1-5MrSdlC_oRXKFIvko6iUxTQAr06GZVpiQItpUG98lfI",cFPWv: 'g',cITimeS: '1739099436',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8465231790?__cf_chl_f_tk=n1f8Gn9MClWfS8Kzt6v6P6E_4IE1u29xoehNuyjNReI-1739099436-1.0.1.1-5MrSdlC_oRXKFIvko6iUxTQAr06GZVpiQItpUG98lfI",md: "yOjeJeW2bdkoyBO3CgIGOWOK4BJx8gvcHnay4b.CqdE-1739099436-1.2.1.1-OfJzvarfD6YRapaO9YwmSFV7GvnKS_.xIZdqNp_l_n4jcHNy20LY.lqz0j3PjyHhoD6N6ZO6kB_9lGbTxAaZoDg8cn0.2MlTaGUR.g3G4Z31W5W9bYm51MQjUKGCTUT8Tt8JTU4wkfErUWkI8Dsv4MpzNS8OzZJlSrkIiRU1RIAFsWpHqRy0zcZyi.JcAh6yipF8dQM0WV1EOBizjA8sxeXxggLgPcjaEu6vomkt59p1CEFPbQ1iOH_0kLNn5Opj1K6uMTPqyrbffFGRPmZqyUCgxmRAdlqpTU61hGipPKNI4te1XZTRtMeWXcQXacSV1kMeb5Mhpac_UJXP0.MexJnRSNmN60e7AWSNKvdRo.Un_NtXNfwgBAKeIvx0Tfcmlr4DnGQKXvUuUdFobJwCJlJoJSjsc1IW85c9Wg1hi0JkWhINPJ0W31uG20z5gip7HzbwVJKuL0SdszMSIKSpNv62ruzv_3VskE5Of1kAGmCUwP0VtZKyx85q3sM5KvV0AawgoUuKOSpl61e2ijFJ8zxicZa5_2RNvGoagWJEUayCZmcABb1L_A62umsOCAR1fExDWSt_F8xODj0ELYvKAUrMRnKR8FAhqZ.PCSuUtIs5FrMm7TE6Alo8tRVsZS_wR3_PPXKEYM9iE8.w7UMlmVStzC1X_5Z.S3g155ATiBu9_U2IoZECXmfwuVcQRhOX9riPpF6nv_L6VhrlGQaNNJ7hDveNr3IKxvUHbsUSXOUTtGUGSt6sXghn2tgCUCnaYtZRIqMD6TMcnxAbqHRRMFnhloE79WwbSEJ9kvcXs3_XnBp_6zLMWD6z0rakli4r1Xt3hjJYCcGiyW2f7LHYuOAMSMCPXOK25jJ7LEoC65Wxu5iep7gVZwVbRPw23mXJN3HQxtf7TDJbCzu8wFyjc8erOxsl3OgCSVueVXsxfJktnUndq4aI_AvqI28eFRbvQE9BuxTHHBQRRL4L6pA3208MA00a.sX1EVbpNsLBGEMBw.vMRJB5tMz8d8wb1SeGpek9k52swdoe9A5Rb4_rLKadxm5Zcj0RDDP19L3ZB7OtLVwgBkxpMtmvq9z8zWpD7cFOiRieOzwPd_wt1oDkktI79MLwCsJAMIPPp2L50M.jrXJmQg_F094YsGm7ewh.zeJLCVHPaaH6jCNCaIbulxWgd9kCATG5.hxQGUsdHI56wB21aOkxzDQUP1gaaDX7hRtTBT91L05NCY34ShBmoLwXkit0fBW3OJlkWMvY4W921ShboOwz7EWJuEqD.z_ohxL3B_iIckRridHXMYMIkXAjj5o9_bGedO1hCPJLJY1M1HgaECn3Nr0lswbnmI6YYOmrcZS97B737pSc5XSWAxXU7tH._Ka8oRRvXE6GeYE4SXHNBIuWVJb9zJ8gBBjPK24QoBgVr.vp3pGl1GdW4XqgQU4ghY_HmI0.O9t5.mbTBP_FWVBs04RMsnuxASK6wsAr.Mby7HQjU5YpD2axB10721UeasQIfQ_nsp565aiH.MUbpvu779J8aAuBsvH3wi6NHgmXMip_LRr_Iem9Xuep_0jEWVq6B.NshGhBQ8qhHeaxySlykYrjEGDiXQDJ_rYr0IXkxuh23h_ATAoqNUwuff8eAznUX_rKC1a0DNVne5JXv0.PO4SjOKYLNXsFDbBI04gSQhp.QzW1nk0JDk2gj_2ThUCEjnvEC1hMXeiTS1nYy9UjKmxAE1N6CyZGNJI002jkzCgZqUSxfdMreQ4KHSe2YJXj38x2_Hl4ZJmocStT1O3htJKZ13Huvv7_mqAx32138I4p74ve00xooHB8TYGXRm.plbnL74Ug3s8yWVeSB4cwH6ASFcVk13Moq2qi56fNy0XAHliOKq9DHya_njA7xh0LUqllleRKullT2rX1oahrf.gY8693r4MfnbsmpIg9YpMKBo0KLO15uXA3tp1WQykf9f.7e.CV8yOffUck1FzRTW_mHpvEbLg3Fo_RhIfjUnEWtH5LExX4qrs7JCczt1i0BrDmuo3OZzcZTBisNq4wZLOg62f17_wQ.XlDigrao0PgPNqe5hn0PRBEk_bA1ZXC.5pv80RceqdCj6DFXH6EJ08sVzqFhjQx_guBlY1MAUl9G0pS5jMtkEYTsv.damYnHY_NOTzoxIC1D6P1scr6bT2HDHmPF8bvYyRCpWwBknOuL3REKBZQjV7o4C1GStuEsSaGTZzhnqqg_vtcjw5lPN.UksbEvUYl",mdrd: ".hRBdSizoutUi0GYnm4vmobYlgd_P8K_70NrR1CJqec-1739099436-1.2.1.1-cSbaJ.EtxVTyuq5efIcqXzRXP56wBV82WXXdK5jpJ8GVHsxtY77yBnYnbSMuq4i6ZEqWhFn6BHFWqUIOUZOwfDqeqzjbu10tH6hPpeYSVw99QTc36zVPmkpXZkKX_vTE2wnVvF5fAIWJadoIX1WS.iPGANFVM.uh9HYjTj_GURYmfOte4S7ONa7F8SMLcJSH9VAguKkG9WB5cqvA3JDHd5vJpPpWFBHoOHTR3rB9BV09JSTbzdlKmm2r0CHE6UHRp2fjnvwJ86Xkkiez3zyDRcDdlehAT.NHQqwd88LBzxI9gMQrC6Fj5e.3fRDnlFat9qskrgOReEAEA649JgAg5g_5u42Iq17Oo0CgnVjArxKGjGuZLvDsR_MbEWsonjNGHc7DWOtGQptDhpgfXBNIqUnqFdCWrJzH.TVKIuoUER0kKkXFyCN8aPZ6Fih5pgDakE6uI1nDDZZGqU84A.GDlGUEp3wXdP7NJigFBw9tRDVTO7nyvc.JbtkMcc7KlfS4mnQulaPsrCC6RKNxaVaoQGSmn5xgKna7byq5vZPpYGFruss1Pprq7UBcE8mF8eLki8RYj5Tk2hptXVYhKHrH_ix8vp50odDVx_J.Xz6r38dUPknsQ2WYFzRuLEp54ko.w6IzerX2CWXKBiBO1K7xWMCa6VTzlcQI37SnyWcgo2F7psnemHyyCZKgBpyc0S0xUGlPNmAnADhQj_oWh7qztlOyjLa.c73r8KscULqkTtu4YVH11ritpC.vJpX3xfchtrM2uophsEgkbWdQaaVwmoVw8pKPp9LucdkrLSZZNCOfwJBTf1QrZ5hqH.s8c0z0tIMJwcyFn6E0Vnqyr3Q2iZ8zu4p6nEK49wSeiclGqktYlyDksYl7S_jkcGgxcX5MqWzqGrq1Xn5Eqjkjf0fPLXmGs8oIunTLtyOW_jRLBRFzhCLiA6DonyhkCab7MlarJWF8FaiJ2.RMUJy.iB99vMFaVmmEeUWm2WXLy9g13wrhe7r5uVk.ySWPkXVA20yr3so.qbSKAo.3pAw8NywOdU.ne_VcbV2PPNx.ooApGd9P3lq8Iz7c1BHGVk.wTANxvEi2vM6qAWB6NgzsyavRQhFoLV5bR8e_SBLl3RWZfBpDmqC2UAmig416jE2apFiMDiF5533NUQ1GmE8s8ZTCZcUttIL.on5sFKZGjYkT0wezawQU5.AAJ8puLo.1uc8FZwgTZb8QRNVG9JUCMmgk_z0EVYxyb_MOuRk41R__tn3G_.UQTgcV5c9n9gSRsp56t8bprhy37NmL8VwrxcgVJ7my..v8_23w5gpXTt0v7kpSJEafbwthQuA3uYv1Pzab15lJFAs585DGpH4M7YlQLwzcCghMLMsgI61XCRIgaZsJ5qpR_C3qd7WRqfQRk2rQ6mzJbBH6UWgmVr.HOg3GoreUliSmAgxzgLyM.koEQxcarOhKKTVLgGDeAHgZmt9g12W.WzkmCYA.6ctQa7mp0Prj_Cir9QzjzEECqbHgLv6pIObeL5FzmXd7iEPxT5e_q8Poz664GNftkwaUP2_iFWQz.Akj.NsejaW_FwvN4QXhMWrgjqfbi6BXKUmMDIh92O4f.LIboYrEUQWcz8ydwKSQ.jXKVwLFHKQi_mJsjm26ATmu4nIYCkarhPKwHB2unrCibW6NPncxRqYNTQimo9LKPxXQjUTM5O2MReyTkxMoSYu7j_UueRqtKE23GlEdMPUMrQ8NAXfK4TQl50b.ZQAwVUhqc17RYjWZ1n_RMtsWlnsSpDWYM.eMyLGhybOIH0Vufg7DlUzx1_fn9MchyAZ4HagKicxVYohhCyKhq78"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f369f83a837fee';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\/8465231790?__cf_chl_rt_tk=n1f8Gn9MClWfS8Kzt6v6P6E_4IE1u29xoehNuyjNReI-1739099436-1.0.1.1-5MrSdlC_oRXKFIvko6iUxTQAr06GZVpiQItpUG98lfI" + 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