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="360"></head><body><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-221416341854.mit-edu.top",cType: 'managed',cRay: '94a02d3089f4b964',cH: 'FmlZCsrA8HlCGXbxHKqIBubdkN6BhqDsW3a7i3ci5QQ-1748964047-1.2.1.1-2vAWHJfargXTeKpQ4Ct_6XizoSDsPblFsm2rkyO4iXOINRsbCVJDwju8THMO.Xt.',cUPMDTk: "\/post\/6120483579?__cf_chl_tk=DLSPNpQ37qDdr5V.n0VGPR7lnQIFSeWdqPF3WKCLAdk-1748964047-1.0.1.1-FfBCJOFrlSE7Un.h5Dd04f_PZhh2rfLPzoYWx8JfP_4",cFPWv: 'g',cITimeS: '1748964047',cTplC: 0,cTplV: 5,cTplB: 'cf',fa: "\/post\/6120483579?__cf_chl_f_tk=DLSPNpQ37qDdr5V.n0VGPR7lnQIFSeWdqPF3WKCLAdk-1748964047-1.0.1.1-FfBCJOFrlSE7Un.h5Dd04f_PZhh2rfLPzoYWx8JfP_4",md: "ibFnPGAuA5k71evTVySGolFoQbtHmnqUtkrQLdtk_vw-1748964047-1.2.1.1-R4.fBB2zlI3KlLU.yFLMrpFKnrtZGYNKq_J7c_CcChDjIggSPyGfFp23goDbqMZ92ef9AOo3b_Y70yoex_PnvddlQYHeCe2ZM2xM6tNfV9p_SV58Nz_QSYn0WUfrz.ZwT_cfaXp5MA4j96b1yL2ermgylPmnfJ3SeKNq5_4OoJ7bJzZvoNYJZ.muXBVqQg_jTGhmDko934hf.F.WTvwRo8YMAYQb2ZIC6MIUI7bdJPbghpegbjn9ew3Mdi3ROyR6WEUvc6WlH_awHhdyO8kzK_F6AxXdGobPDJ74WrkthjZEaKAYtCitcSKnAIQVEYusMZwDtwnrkBUUkzmfeRyR9Nkhm1dnhVuS6PvJu.DUTbvNSfXlaRD.MXHQDJLlFqHTMzgMymEbAI0pTioSubrLyabN4RDikjsi.BVYF1Lo.iT2TyAgwX65un1VIdqFKXYXKSgQpyrPJk4w.HclCbpRvV2diDFvHV.rSfB0B8Bt.NN.ixZewtRYb_KBLpOKogQYKElFe0GVv6ZqeWUe2tXlNZwUco2U53xYif_7GWKTz2JbrISEQTmsfZvkW1jxkvb4gdGK2U01mKHDdjHY73DwpqsEvnU5G8E.xyXOKfUP_TfdkTwuH8k7S_w4YjBzaZbIu9vyrnXPOqJPR8WCFln20lbezNEsnJpBPe5FqoZmGxminXapgBbz4KyKOMRJRavfYnhS7Logcp8UwcfUkRldR7dXLV_kCpFrOLYFy4A.fl4ceJiOaYVGWuSH0Txt6O0l1OAYJnALj9Vk0lI2_cYVbjRdKLyiREhfNmcCxACaLn3MDFFIzHKBuEmklPOM93ZVwrPXhtP40bKi_gNnzIvWEQ",mdrd: "DUqI0mDZWaYJb3I9LrzrOchkJqmoxdx9Ur.C.zKkT8s-1748964047-1.2.1.1-tYy4hPuKPifNGWwzbNDBRefAx.eDWkK4uOSZl8FAmBUlTO4pM8YKY7uGgY.lb4.1WPa_TJTY0cuoaWuGjPWQ_DQ9lVVGz8fjlIg2Bm2x8z4JtpWJxSrnKEBePNbXArvgR0ufnAy0nURR5jC.QHtMA959.xdmwUfd721ny_MLK4s3qhjL4geW.rIaEu4_6k7eBE9FtFqHAx9Jff7gUEFF91n3j6pljOZQJNWsXVrF1WzEbsf5hXqFOewD9BC8.ICTy_yBRh_H4u5BqpiYxTSCMQvvD71umraVfjMn4B45kvcPJFHjGoRwXze95XAnA_1Jn1rGmqcDV5cPZUALwAMIMSHu8_.o2uuawRP_lMaRVOWUly5b6lrDaPWXlxd8tbRmLlpbC8lwSKKNQqTaqRlaw.6bubSPUuu9LsuDb3udMO05CX1GtGJy4BieChnD3I2A85UiHTdgXK5FIOVUg5f3HSKeA9h0e.1L8Bowg6aXx9cYNy31x0Yg5FcE9xYajfhA20kCZ.oL6G0FndbB5Yx_3.JqtkDMZAKMg9zeTfS.ZiAwPI6Gei9GqKgtIvJJOjyYcv7b_9CzwASeElfuDWkE5J_Sz776m_C..IGm.tO9vgJ2QiR_MnHeoDEIA30aBb.XrqaEd0Y23MaMCrBSoHaoOAagOLdVE3KvdwgCSHwwRA05eUrrnoslf8U7rW05MK_mEYo0Krx4v0JuOzHuEGgefApucc89Jjzlre8oZ_05uhtn6lxff8rplCgQFMSIBpQQ4yKRJiEJxUd8AFSLyukDQKz97.F7Bsp5w9zHDkIpv0vKVkGzkzaXZIUSbd.jaTK_ym3wuoN66dRS0NjHr8P7CTNjPkYaQurg4jHYtJgkfDz_KMA2SPjqisfXd0V0HB7N9JhCMJUAmlguy4GPcAGVKr5FXQVs2lFQyPuvEuxSkhfP89cs1PUedNYL7Z8V5VEwKTJHKy3xUsdL9Gm5auSf9DaewnGE_6wytImjEWBWyhS9fCidXFOaiPr14yg43aWewn5NDRCftQ26UF_uBF7wD8FZfYLZdFqMlRMg.NIrEgMAagad986jpaZLQeUvBUbKp8.ZzyJdXBy47W1Q51R_9pum9RYT6Dav4F5U5uwwfFfaiDtAXe7JPiyWMTL7EDnMf6TfRHnGb.ul.b7nljQwUwnuFxvXB.beoLmd5COnmidFkEh4exysy8MjBHPaGC5AssI.Gf8QW835NEkK2TP.GzcUAEnfQpm8H5S2ysVv2tvqi_irKCBN6wZoaNa6nEZnzv_MhUoilGNLs2PALsfvInirxCOsqct1u1I18YnT_ObwrkkYvn8j8uR.oo8POGukSymcCdEZpkQF_Z8td9ueCd_0cm70x9ED_yqGqV0tj.2MXTc_G71qy5wYqrny71rEcJvUH07f6jnPpcYLBeX_L5ZRbLWQoOUNbQoiEm81utP5ceWWHU2.z_neCXWcj_3cwtfYqKkSKYvuj6CDreFMGnb23cVhnGOJUlR8WloCW_n85eJsrNjoDu1_Wl4QlzeBRieuuDjSWO0FwCvluDIpeO6AdEzvWeP_4.JbtckH8TeNCuaYNODVLvQf9mjMk9cG9yGf3nmALtr0vP7UP_gMX6QEaIrR8LQ.ijldz8L36kbqyhrlJSYF9lpOucAOa_0rH64CFueeS3QrdVANQgD7K6.tPUeyQcBDQc3tb7TMmw2dgBoeG8CQTJONNZ_0L3uVo0guDfamIaWp11.Utad4C3glpcKM2s6vxnuGsgh3QgjgKCj7Bi5wrcpTjz2MucfU7y.yl9Y98V8AZE4brmUbt_9X2d5G_bQd7P_rVCh.nkxyb1DTgz8SiszCjnJdew1YRPOl_ol2.9mhsl2U8CZcL1q4UN89hDI2dH0QypQu7_w"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=94a02d3089f4b964';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\/6120483579?__cf_chl_rt_tk=DLSPNpQ37qDdr5V.n0VGPR7lnQIFSeWdqPF3WKCLAdk-1748964047-1.0.1.1-FfBCJOFrlSE7Un.h5Dd04f_PZhh2rfLPzoYWx8JfP_4" + 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