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-367473762745.mit-edu.top",cType: 'managed',cRay: '9110c1a40c8f05e0',cH: '_i_obyY8itmbhQfz694rcpePfzAw2ZQBmae0.9C5aUU-1739407114-1.2.1.1-i35iuyfUtmBzCm4oBfsJVUZsTxbf3Wxpdh5zGeHHuXHow._BR3NFmdc0t3WL7sDd',cUPMDTk: "\/post\/3965801742?__cf_chl_tk=Hd1Uj9r7mRqWeUniyQVbzbvo8AolsWJJh4dNsEgl.wg-1739407114-1.0.1.1-Ma45aGK8JFX6scrygy.Kw5OyWnsCCO2YOML5tLX07lI",cFPWv: 'b',cITimeS: '1739407114',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3965801742?__cf_chl_f_tk=Hd1Uj9r7mRqWeUniyQVbzbvo8AolsWJJh4dNsEgl.wg-1739407114-1.0.1.1-Ma45aGK8JFX6scrygy.Kw5OyWnsCCO2YOML5tLX07lI",md: "iT5UhVo1fxfVTU7cbWmy1LOepwWK8nBM09e_dEb23M8-1739407114-1.2.1.1-TGp2tINAz8jmuyOOOa_7RDIRguCd2d74dFLs3dzKiAqlQE8zTujMeh7ELcuA5lkifOTx07Of_B_Rb4ef7IQIZF4jmpPa37HzyWIqnnLfSzUos9qDXu9eQi8iMI8ERnsdOhUzyqur8c1dM3VNEppM5H_bFHEt5EQsQmAC74Y5wCaVdUnSnEp7mOkirzPCcX8nu1fvogMPQ29OtHxPM4eAxKVC1CdOEiDJc5Rl8r0EfXDo08hl6pG5g35t7G1FyvGp5rEYecRul20Ju5kflgLlE6rQp.l2KBp132Or7nwDeI8GkPmkbKv99gDApPSVdYDF6.ftBU.wccPyDcXp2U9TsrWP8AAc4BbI3_pSO5StrJavw2ovUAlGd.U6sHSRm5xnsZuPfmonibvssJS5aaBotUKVvnLuN0Ah88j0INjr5ax1EeSpnRvbDVUOtniC94dN4_7OVUPGeCGksmOWk5LeDGM9szOORujTNdPwqXJH0tMHMFE.9r8ilQS4iWLc9ZU54nCpqFb.3LZZg3J8viCfzRk2lUzS.yI2putZip9qDlJ9nGyewAndjcjswL0FlEROSak0HGtuZg3asCTOwcVI3j4C7bPPfQC2G6jRtdqyNA4d7uCejwGxvWqRfItmtOrkeMQ9jHg5cU9rKU1TWy_MXODbBLhYznC3VzvDdMjzQe6ERmN9qdTm.LeJKTbHb8OuPiTz0y0co97e2VLulNJe5hOnZ2f1ZEE2ZSm7NhtovnJ9.bNVh.c1JChnGIYHMiq7xyhlZiuKGp7UYoq5dYnUiNlnHIUsWEW6JLvL48CDIIIX3K2v5hiso8aXM75TDleFNsOb8gxgYhowgJOQg0NRR2MMy.GRjI68MBWUboD3EwlBs55feuMddPODU4qM5U9ykZjza4BrOsQvCMuX8pho8XLtkc89.GpEA4tnG9oeYjS9DsY2cX284OYyBM9.pNsswUmH0aT3TiOdsbz.8krTwpz8p9xC01NMQa2YpHe9y2PI0JiClTZHAL0NzmrATsrDX2eI8ZzAhh3Dxpt7RahzEIHTjxGOOD9KbCV8WZ_0eUTht8so5aqTRIS.O43Jrvpzgj9ki4MduGfU3OJfJAkaNz1bnIGblJ90VSYeNJnPNklmNZ8EMGUVgBrF1ZWyvE5G1Iy6Awnf1Nu0zP5KZKrHt0.eOZBB6bDyAD9OFDRMJFWeqeyQG1OpMwAiFSEDZbgDv4RL3FWKwgIU8CDw2a9QUiszJbjdNH5A6Vq5AeXsNQsCYmdACH9sgipXGS7OqCUqRU_9BY1vN5Zs6uIH7nS53jlTHs1n2ieN0wdhRtURSTJXGVL4OsAPOvnRgArQuF.K0n_bn2Wce4iIv7Sft9pknqqLVwLrVmwaIprevWADQzYWTPNybTH2pT_iEaUi2bI_gr2Ykb99B4yxLlA00jfxGjBwBQZ6vYxk6Hi6JSoMTP5hsetrRD.DmUxVxjbYYcEAzbolpGcqXSKTcG32lzCje.ORaZLIJrTQnlbEpl2syX6QQ5nE7fSE69mY10f_8FmFYdxyh4G8q.zoG.r8qcz4.9SYmSVToJ5NNSB0mRWsG_iJrpFG2ybZY75tvFPdrEcgmqcp8XX25SG21_mbge9jn23_jMgmJaVebqUR8GpKZj4Wx3rHNirjry0KP4zDz4vOIOIlY6m4kWH817bhz1rVepToktK5h.juRTQgl.IbCKW0VSiSWUjgqTvwQFj5jt3HnA.pks97GyrwpNLFZdur9ryjQaH1Acr.xu77Y2aJ730cRhzVwDCjltbpGG3xptQzsWM5ByZqj3QhuJ2T9jRY2.NisAijTbKqLSrj_YmJ9hT0uhcdupmZytyt7KChpgfcGAon3fbTFEPCiE3ZJOhyUHVlBisc8OerNXLzde5gU_9dEc6_NjknknBtuDxsrfUt3FVMAw6spoDPaj7rrwSDdbAqeI4837yI929tsYlp1Wz9DQoUSLK7EcJbsDPfbv9IZQs7r5lhbTDjtrJS8wogQZq2bqKJHnClLKfMv3kN_xYpj1VYHnkZdbsbfev5wZFfFZTD4VPIycOcXtYP8C9gsBO.7Oqtca7H7WHtR2actUrtWJmiYpb0FAKpM8SAtE4TF1bfD5RfmC4YPfE6RJz64dVZX3DiWEQyOddFr.hwfFOcAW.Qu.rBn0v.H4Ohzlyb.SyYuQV5KEz8ckpF9KqAsath6SHGWc.OPuDNu9MCIxvLUsq05JzedeFjoQuOHnfW",mdrd: "rwzkdqEWh92I6Bh7aEvONbDIUa32aTlDRrB5Uz9tXIg-1739407114-1.2.1.1-jc7yF0HI4EkR8l.2ombrSFgFweA.6cipH2DTrqkcun8ZDnuGvwYSL_lsDKwyyqtvhWN3Ub3RJ55e2LI8AcUN0keo0bbb60mrBjwcxgp70JQ6URN.4hPFpLu4McEwzFM7haJSE1rglzZYcOIh3bpqYwKhluyQv5wuPYTNl.WkkoIgbsOryqxCpSaljixheabWi2XWKhgI841KoGvUFTQ.rOBcUvHem_pZX1EYsApLJ_OvxCsq2jKr6wl54Ds7pJgrWYH8OQAG5qJbiG8SpgiZBEUxNG1y57WxJJr56x4lXgi3M2xqPdrNvh7HfpCZr0N6OUF1W.10zYl8UNqz2lyxPDQ48BAn.QqgMC9aKTmcC028zwaOpCrcDR2_7p3P_N90JjZRZRrSEN3rAQ._dczv.YbjS3nwSHcjmt9uGnVEI4sYxtOg0jdVMjGc0bYC4p1IOEWPguNOd68YTW3Pypw_GTY7aZ_.KPnEEu5a_20yI_to2UaioeVgknU.RXmgguJTrKCzdFRPf8zw8dEILvuMYnEx0hhOqPpotVMuhzKE3230v7goUnMaVkRvpwJNg13wKxpgSRPl7By6mZrYgA8U8zIbDEiJytsWaITYWzFz1NbuGNUkC5KFSlaM_O65RcBPNChMp.V6lmH.HjptJkyrQSwCL5LsMb5rCGXWmRauNSKz8x_UNSzXUAYzstIRYupWJBz1DjfFKQ0L4SLANC6juchUXaZ69rjxVOVA5GwoXTPs04SpPMWY.Gm60K0Aj01aB4zIBVHUaIB2f7bBs_4XuM3eU1WOPXy.slN3z.HrGYWazvaD.K0BiY.zx0EoAw4bvwOo98C7YU7pfpKVNhiM8an6tHIyr2D0IkCwPq9L_z9thX_TMWx7gTAcOWVIK9T8N54pDRX7PKUQp9cm2gXnP0YGuVC.gIRjlwQPjbzKS53b2_7SkbGJh.ZQyL99WDu7EX5c9fgS1G06pqAoYFsAR49DWO_pHkOC2XEfo.A0iExz0fxZGDmB2sZzUGPFb3SdZJUF7LN2N8.OS9ybLe8AEw114HfIYmaXo8detnwEcPXumSYJ.5l09A6ngAL6CcoyR438ZB57hUESjL6CiqURWn16PXjESfHoXBvSy5rlUgUXLaqqlRhflWQhx27mn7OEgsa9H41FKg7lZYad668BW4w2XEDUC1Ac3p4WuAeApDvw9zLmmnRGcE1q9A1baXx6YAbh_nLrpIVxIF6C7f8ema1.4ho.2EVVboXZH1iZAv_UDSOREjfdH4mN9SL_TBT1dR_sROt.XiJw02l6UiKguVEF9Ms.lVgBa8vUQmXzYnd7hrZgSefdgP9JIrqH5ElcHS6rj5UEhpJzvPznF71ZEflkmI6MO4aOAfu6ReIdg_drk8Yg32pVp1mRyT36bXYk7lNSjWlEDrpp.z3mBuKUxivDKafv_QqBZ8N_DQ4EouHN2R.z2j7YOtsgKCuCvE7Il.J6siwlPIGqe_qJuWq8u4qXMk5zCT46kJ_Ar1OYIwxiOyl2SxVi3y2WGqcRZkiLANWmdPE9Hn1jcUnDql64r73cCe1ip2YeF6fag1L9pkM2PLlV7wgeSeCpbR14YfHgj0pcsZp0SUQpn0uQ865E9qizRZ5C9nINbqCtAVNJTwij0p.NGpqEK98ia7YHmLOhG9P850vO1MdHAc906KYkwRDXnQXiEXL71uLTzs57zYU0HOnSyotpaAvevvKvTLY0RMFhnAAIyJC.N.4SasNv5OtyywM_ngvGTMngsFsd38la2Wurs3InuvAbdMo8uEgpVHja9l6S5yHTGOTa331keg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110c1a40c8f05e0';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\/3965801742?__cf_chl_rt_tk=Hd1Uj9r7mRqWeUniyQVbzbvo8AolsWJJh4dNsEgl.wg-1739407114-1.0.1.1-Ma45aGK8JFX6scrygy.Kw5OyWnsCCO2YOML5tLX07lI" + 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