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-980371725486.mit-edu.top",cType: 'managed',cRay: '911053e7cc06c98c',cH: 'OPOr0WA9Xc1Nh7OliMxSElVmzN3VgpkhvofL2Xoek3A-1739402620-1.2.1.1-1sUU6HMlmGBqFyBQBzO9yXEKYVboRffOH05pKuBVkidQvrv1kfHd1n3uzrY4kMHh',cUPMDTk: "\/post\/2950781634?__cf_chl_tk=U12H.3bJIwC3sBWd9SYKz_2Wgox21RA.vp5xKAGcbWY-1739402620-1.0.1.1-qNf4Sh60_DCmQwsbe2RHA75tuwWqP6kOGoQ6MMSdIAs",cFPWv: 'b',cITimeS: '1739402620',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2950781634?__cf_chl_f_tk=U12H.3bJIwC3sBWd9SYKz_2Wgox21RA.vp5xKAGcbWY-1739402620-1.0.1.1-qNf4Sh60_DCmQwsbe2RHA75tuwWqP6kOGoQ6MMSdIAs",md: "Un9S82lsvC1thy1JI2DWponredw0iVPiBKsHXh7idWM-1739402620-1.2.1.1-rgbhASwxOszq8EDRNtldTsnxNNQUs5dPs9Ka_nkWYuN2POm.kGc6GtopwiPrNYdzGiteDv7da8_tNPeTQaxljALRUAyLRvX96VOkZAvD9xYG.4BxR.sH9Domj49yGT4wwWXqfIrLODau3yhNxeQV9LHif6vj5j1.o2660y7hOVBpOsl6gCT7NlhFK0Vr6Hs_YdqQQa4lFJe.Jj225_us4YLV.ed71hq2rXbGZ0ja4nEyaa.I8DlgqwtwL4OXZC15tDHn7CI3Sc6wUksSVXgQvDXKlURDzIkL.UhP9UYt6g9kRelXPZG_GUeIMNcdPaWGoneDm19EBEsVXuIMcOyc_jhf07GqupDZvWBKVYRwpyE26mhgfvJnOHx.YSfBidWpI.OdqikAt1LhV_h8TFlsAkDWHZlZrKTwn9I0Dv.LrC7LXsFC.63HNcr1Sb5SvuIgjLUpXi__.pdAUKEqvY_q1y.ndHEWNqVLtysom8G8AyeAwD9lZN8DtDgqPl6FMFcJkp2fsTQl5hguzgWADuGi7IZSCDdVxw3oNm5M.mSr5RQrAGcEoZFO9u3IHgvaSF1Txyy1g69j0fCYaonE2w_7611s_yyDiJlXYMX_XqxVeWPWrADVMDW6m7VzWMEmxYCS8kvHvFjOxQCSKUUuEiMbB8Sxb5N1QcMg5Ug_Hs0.z4jK2q.OfiZHYDZycC8c.8abG6ap9L078ptURlqdPaiVXco.AKBp3ugJbB2yzj55Wm47W3A5uctCmKGZMa3Mudc9r8j4vqGIFa51qVTTHAbqBA.tU02t6Icci6lXxjPSJ0ExBBN_P1.UWOI.Ws0PBPxgc1QSRWNHZ9alW51Hq8M..gq7ZKnpjUwDAHtNoNZq8rrkF0pnZO84Z93cdRepgF88ump1_RnzUHCV_rqG_I6_nmsacnn34yoPuZTwe_If4P2wtYg1S6k6H_5uT0CJaQcJ64cKXCwjg_ZMhyxcs8cXaFh.io4tDj2HmcbR2NDYSRzcRdmemtj.7a0S0EQ5Gm7dd.UAnygXEYJd0ChuHDhQUAJC9eLq4k8ZookvVHf4eykFOvjgOAdQRK.HAn_M6RkpfS_zDRYuadxFUBFDJ6sYoX_QmrIoGGcDnlf6RJ_7mru5ZDvwaPlz_zgosPR99slhXmFCht1nfOPcShGRciNaTdDqk2Aj.39WTwaz0ej.6zGqnFId_5_Id1KWAn6keRHe_p.8xcm45NraHqo8wqE4QlFBApnPbbDbJiuR02zDDN49XmeTlN2RlgCiu9SEUkfLTFF.oOpS9IHkk2UDQDBAcGjTyaK9NhgXAxrSm6x0ZHaBG04QntWm4QBreY1BCax5g0ZG_bMQphDYK_j8yCPiVDLs8fX7b7twih2zloUgJZKR125rOEYsnBvpvnUJARFeSfilJuAGcOo4otD9G9QhXA9wat4slNJEAPTfpunsqk3SF_LGo7f0Z_s_M6ke18SzW3tSaFNXs.Ajgakgp.Ls40Em0vVH8Tn61GGu8FPUC_lIy0ePZNR0V5YAi.KhL9BOH9wDU5LEHiHzYwVY_pxXskhnoLnL25ieLNwg3eyS.rNUffEsmd8HK7slTKdL1cW60UYWYslsmDaocr16P_CQWNz5fDPKGtDydNcJgYX_4yfJ_sFv4mBCPgVcsAgdK4w.6VcSMS.szp8QxaLlOSEB_nRflFLd3gIeyxZsqFRIZYzeATuap0w6BRl2F4H4NPE9rs_1CmDHgU9XZOpJFKQR4C0h0FK5AVskdPWCenqXeFiiM9iODkZiBnZjWKmhFfQZHzBZp.Lm5LiiuBubwYa8AGUO8i_FVSzRrD7I74jKHX7RfAKqjbdPelJvQHnjADNky.cbEB0g39JnY42TwDS5CWV6n_BThMeI8UptFU91qzywRjkqzt92D.mNw.z.6EfF3dLn2REqq0CBVha0PVmZd.4mGOQqgLY3lboi4BLFejzgyi1tGCOKAmMAdXzQo9PKp7GC9Xie9lVUc0b4SXiyU3beEuU2qZnkE3GrD3xl.wqQIGF4O3.La0bht6p.lhwo9QWJLVb1ZjdpaW0xb0.Yzsn6LS5d7IoJBGEDs5rV4A3o97kZ6FWx2AJyHsEOzqqq7AAELq7WL5aPee_4LoZQBK9cbFAOWx5H76bNQdxLeAWXYLfwAUnob3qWzMvCPuUUtNTsqQW9B4tnCHU87C0iOBVA.iNYfN4usqXohu9zMsv.Cen54fR5ONVAvohXjCk9",mdrd: "gEMximdMut5poqpw77_Wripm3W7tpW8ivWyTjodmfCs-1739402620-1.2.1.1-90BJgUhDp5co_lN1hlCt0ymWL3gv26y6TRFSZORmr6kxiofpVVC5G7zSE3jwejYN8F.b9lMDwFGwFaDgbX8g9hqOqABwEt66C8dYXhLHCjmcZiwLTC6T9qbjd7miLTxwEgdP8Z6wXpMQOJGsUx4ezok38hkP751TXVn6n8Mxzvi_3zo1xJ4k0WTlOEMCgMVeS9oU.tNjts8iHac1x.HAJmm8Zp5es1lajQt7pbZiuv_9q2SF8Iqpg5Pgg4kORh5mDUd9lN4J3pBdQHde2.YoTAYDtEzRE5VglAtoEwyFRfSBAGhgpeDyS6hj5Qqb2iX.Na4BMelaKDgSNNrbZPHdF_L5IIeHki1A4.XyRcgWpaQEMKoHr2gZHMHdAHMTpAlx0wXGkdiXB4.bSEdEx.97_P_i1jOdsTuU8Kgnu.psaL9RAiDbFilMHTpNVBs1aT3bbeGlvo1usu9B6M2z_...7O0FaANUrRiXGDLA9IikSPdURty8_jIvirvxg6YkJsqIOvj3cBFMkFbTlAG8v6CqgliA1IAjZZTfbGwmwv.hilHN6tyItejlI.20y8eW2jOtxi0OQZ5vYbs0pF40QKEVupf6ZENbf81yoncP37TvoM4ismBb5PK9vuj4iB7RQcNc_BXxhlywWJCv9M5Xg.W2AoRaPWXBqZI3FKKWP0fbbi4H4mvCf8InAPQ4iBkR9RyrLtriDVX_KYZbDBUVzwlKfw.EP_UIuAxquUkWcLONkUsjCURcuVukv.l3ghNUmsBVQff7B.VgLtbbLAivn3kyuQXHp3Gb5b0erXotSmVl8MdlZVaeCqC07Tq3ZYUsoNlL89RcQuGAR9.kEhzEReQ2EH1fmIPvOqmTJhB4OGVXcNwqHqAus46UJsgPE4YrCLbvU8PpOZBic.ug0LU.m5UEGo3WKJ7tITaYbVQqUyDJ_YWtasfZH1NgfbAflqYjGI2hP7GDmcX7Z_gJfg5TLTDXk_56SoUggyKVmzya8oI5suHal4eMdtG6AT1FBhreDu6CyadYozWAHqQh.cSBcnCRd43SjrJfYSX.j9bkktBD8epRdgQKWRcec1YzcVbA03ZtPTl5uF4DLSsW8rV2oYwWaQmvf3sM8ll93jcjL0X.5.t6rMq2e_KaCmWKdbcxcVFX1UGz9KyQqevZvxc87dsCHOv7.cuuzNixv2.lMCWzRoagTsXzZO3aCUXndLs9nux2Fyv9BlYfNh.EtpOqRshbHPy9q1tuYuXhH1NQM_.ddsugJuyANpWclQzze5c83zbGFEuupg_Y3r4cnp0QcTZ7g9SCiLf4tCtaSKEM_FPjOhsUcoGDRq0.AlW8YZIV1.9iCbsPjA4e1klAXYmmdiSEDLCKPz9s9r7eXk4RMWUK.RlLiOMthXx7FmB1WLFX0sUI99T6GDEy4g3iXYEzMvqw.o38RKoGyGANbbzGGQ8qqVWe9Itqs3LLOZQnJWgePGYcdOx3pHzOGEc1.u_LX9bAzZCZnfmDfoyM.wH2xvPtXwfK4If8dYI_R32.xzeQr_IN1hEjmhrN.UnTaBW7NXieE8SMYMLCOw2TSKTIILPUnaX76soGDjaQL8GSHdyWIiNWrBRdqKdlj8YnUesMdKpl91Hm16gJanN1aTwqiZ2qie0pLoZDjfEkewoOvZ1mGr4GMz0d1VkMc0Bbyu1to61n51jmY_l7AihQa11AgblIPPZLGf678oJYyUOFZHQlpNte.NjFSYIPLqmfa7aJFnJh068z3tNkiVjPW5L6Ii8DVKTN4SMo9IaEmn4_vaWfQ.QmOuqBEl6.m9sFyuv5zRXJXH1M4AHujpp7kNquZ.6HwVM"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=911053e7cc06c98c';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\/2950781634?__cf_chl_rt_tk=U12H.3bJIwC3sBWd9SYKz_2Wgox21RA.vp5xKAGcbWY-1739402620-1.0.1.1-qNf4Sh60_DCmQwsbe2RHA75tuwWqP6kOGoQ6MMSdIAs" + 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