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="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-420929575336.mit-edu.top",cType: 'managed',cRay: '94ad9afdded2e76c',cH: '1PIZLOkP.kwcHsZODbgAknFaWaEpNKmdl.OMRbt4s1Q-1749104859-1.2.1.1-aEUrTs3m5ppVF0Bypwm1_LL4YGYJxwf8LWQ.ewVqTnORXQTfCK9AnKisNLkpHFFg',cUPMDTk: "\/post\/5741309682?__cf_chl_tk=XjraPH6kZJjsD0QEYPQfID8gE0b3H.wE73NQov1H7Js-1749104859-1.0.1.1-.i5r2w5CRoUvi2IPIi5H1jzdwGpNwEbOW0zmVsSjnP0",cFPWv: 'b',cITimeS: '1749104859',cTplC: 0,cTplV: 5,cTplB: 'cf',fa: "\/post\/5741309682?__cf_chl_f_tk=XjraPH6kZJjsD0QEYPQfID8gE0b3H.wE73NQov1H7Js-1749104859-1.0.1.1-.i5r2w5CRoUvi2IPIi5H1jzdwGpNwEbOW0zmVsSjnP0",md: ".jieMSauH5mQ28xubMBOQ4rjoEty73Hcc9cyUqW.IDw-1749104859-1.2.1.1-FvRClQ6saLfZUIuTKN8fwEWR5e_pd0Dw5ddx3ttQaST9RWu0EbSHy8p7Tk1_8CC9a0CQkFf4SU07i_M3O9e1i03rhMjrdKuXI11LYML8BbCWPWb85ESrMW.PsM6vt8ATllybSBqtDOBqI6KGVG6hML_WMnuZlNRQU2Ywim7jK_nKZ5cgRuKCK5rAvHypzcFhGeOjJynGFaGAyJXN7y8qbM6Toq7Up81fZ0fw0dxnWl7_8iveEmdb83skzXr9b47EW0qFqLDHFvIp.HB4S6NjN7fh6h7Vi_ld9nxM.cO7AeX2vBiDQmg0dvvwIw77oYXNycWYyv153qMCtAiGUyFs58JTp6ZP4yA_hqGt9OgYXW1uha3ILxGO3XDstzVv0Z9ENRuESfRQS03GSxJ7xy3BKc2V16dcW_6yDwcm2r7JQfn3crlgvUqDzp1UtXaUiFB0vvdpk1Y4sUTeyjbIiNxSlxr7tiokYmgZiJw_.0Y5Wk2bQDvR6oR3_qC0YntTE7_RwupMRq4BqX5cMZt54c4U1bGB2bzyGaOpeWvmuKEoHb4h5bmtSapLE_fiUXrmykbe6HM3QhI2yjaTMox8T7eztZ2Tn9b2lwZmT95cecYp1HqzotJg1xd3EAyR6ekH3OonDt.kJcQX.8NZd9o49ligKjB79hn8bdz6p.ehUeB0RU4Z.mnpd9mXgNYkCpFbfEAEroApXHuwg8QbArA0DiGV7GfXKtTlOVjjdBxBhrd_I5vUKVFGGs.1lVuxrcw4AJaTGHoOwnhYi8b_lrpa42sJhFxHLvfd374JoibYsBiOnVFXK2rTndSEl7dNmiisipBRZvBL1jJOD6S54CBsDUafow",mdrd: "_4JppmocXKw3vUqD3lTdrSt7DOZ7pyuDZTgoriyAkWU-1749104859-1.2.1.1-f7gjylZfjJYX8d1UpaFv9NIbI02iDDaSsKbU2ONOf92QBybLjtrhFTSiI5gc6TjlGqlTd8FtoC4NxkmSAvYV6.i__AiDZclX14bSMNKQ75PNyKcTaUhEYiM7tVQAzL._Qq5Opah2KTpuXjGXQOJG84RYDi4mc4wLhWGc22ijpwE_EAXwUPgu.rbtya6fIQXnJlsrXYhAwvfoDPYromkwS4euT6lsN7tQXZbtGl5HmOz25oDMH0H.kByd.VhptEpaQHTZ5KvLY0M0hhb2XFmfUso5SKOmSz03aHQTbZ_kng0ZAaZDBw8tB2uOTe_OHomop7rYhQwwvEBLKEKNOrrtCTbuEPPY_fJQsJ5SVDnHkKO7ySdxdU2o6yYudUV_3un6BXyT0UntH4IPD2fu83LZLrQpThE4IpaztP72vf1q7Dg37HJ_ep5XMC.qDWSDPoeX5hNfhimjZMe5_QdIE_YOCCw7F8LBg4za1aSdRQpxW8EPJsX2hK09a6OOgPU6MqRKFHnyI9lP_0b6oVtswAwAaG5WsmxWCW7Kzw_bMdTtFZFlXVCBPpmlrqcVvv8d9Qg7upTnPOfjhG8pnfP__ZO0LHP3U31qsT16sX578kSmBym7TPhHiceiB5AFB9CHz2b0rnvYaw0a.qDI_SZ9EGVjDBSvXQui8sNTUfy4kgkPRV0kkWPIaA9GFVnDwTx13Jlc4E_tOfg_UWdwun7LlaPjmN..MNQwvQ.xqebYVL3uelf.hpVlqd4y85RGwTwUGuof0z_ofujDTHXWC_Omfcddn4EibW5S1ZxNFl3GCnER7GDwQv497TsVyxLBR6yVXkgItGBDHbi07vvXHCEdeYABS8ffcL4zfghGxkP94nrIhphLkF6z.e.bk7rymt5GPa8vIupBIZcubutWC6Kp6UWhUEqiFJfBjvUcxCftoBKd70wDQOD92N9tMsRUlItJV1.XEGF.vX5ubtIP6xZZzFBkRw.PE5uph6Xf0u3r8j_CBUpxuKt9PefhYaTGdXUHGf7a9kDdaN4eAPNDndQuQUo9V80WGC6RCM72OU_BOYWiKQrGWVlIAinawTWKJXnd5MooNGCzzwTk4ZL00gx3j8.TbkG_T2vCv9IS92QqulxhfUiRpMxHE9PtZJNC7d8nE2ErGIcc7y2BRI9fMRmjGksvkcPIRZYNDipq.ZR.xddfX1jURfLrIkWNY5T2_JRScc7SVg6ikj.EQZMaw6yI.qMeggrRgnlWnXRTGCSKZchECW9hSGi5LHNL2HZUgMjEfENH0oE.w_dXqB9uUMuNRq.ZffiKyzdN59QtuioaLHoqy1n6b9.B_cD6vE2J_oCOoq6KOXS21XNbvzM2KIzOBYxIjIUJ0HGsr7oS31n6yo3CvXvcVAJddma8geeIsssxNWO9YW53T2Ee0YRmjJoyfv8vTO.Jy0B1Bno5XUTjZB0pou.25xb0pcw0QvSfuK3f6RrEyrM1jSgd1VAPemFLRlUesSBOhDb7ytwHMaLDNtPR2kFHnfCrjXhgf5pfh3qaUxHj4o0_a1wkcXhM4_rHoWt8e49dO0Qw7kTGdpwT3B0QGy0QW6oSYmOcO8yana1LL5uE9Ex.yONfSMPomB7rSvgK0E.gq6TG4PK7qIo._XNQZDst65prxTD652y9w1zVhy2wrLfswyaGlRxtHF3WXZzf34h3NC6qwE4hG1HRiR6Ncbmw3rHYZfCbICtdn1QZFVRzdW.VQLwMQ3z2hogrD2fiXeSK7XNJZLDdTM2ddm1lc5na33uqBKTw1wc8CNIEXzdNOzxCDuY3VkYOHJH1w.8eQVRaaaUI2hpPDfU6MhmKkAep9S5EpRE.7KN6TkflY4jRkPzmZC53OIADgjauZe2YV5HCLV6s8T1ws4cfhglTL4M"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=94ad9afdded2e76c';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\/5741309682?__cf_chl_rt_tk=XjraPH6kZJjsD0QEYPQfID8gE0b3H.wE73NQov1H7Js-1749104859-1.0.1.1-.i5r2w5CRoUvi2IPIi5H1jzdwGpNwEbOW0zmVsSjnP0" + 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