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-693583307413.mit-edu.top",cType: 'managed',cRay: '90f7121a8f485896',cH: 'htDZ2RJVVIDk9XnKSMhN_K.nrkJM0z1aItX9NkQMrvU-1739137780-1.2.1.1-LSXZuibNYLmkicWxhb9dUCDGgyi_GUbLyFhpm9Ke2k_Aio3rkmkpK9P0UwLUCxRT',cUPMDTk: "\/post\/7502968341?__cf_chl_tk=aCinQ3ygeiY8juNSh6nROYZhSQd20USPrwViQaEWq5g-1739137780-1.0.1.1-Byp9dxvkFs18TSZrPA4s_NIdPflDbNBLE78SHosgGWI",cFPWv: 'g',cITimeS: '1739137780',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7502968341?__cf_chl_f_tk=aCinQ3ygeiY8juNSh6nROYZhSQd20USPrwViQaEWq5g-1739137780-1.0.1.1-Byp9dxvkFs18TSZrPA4s_NIdPflDbNBLE78SHosgGWI",md: "t064SJYJwXDXjrOn8uCl9uB8hS9Vw.eZHE6n53tXTw8-1739137780-1.2.1.1-_wPtH7myMMz8qkgD1N6CZLG4fNSSRa8Mk.VbgE9m6YJ7426pdsEkePfZCkgFNKuw1zcThcIQAOLg1UnDhY51Yvm1_zMjoFkAaqcRy.hQ0csYxLbJNvAS4O600qYUjEEfKhMn.ZTSbni9uWu9jKvpJNMBuQg0tvJjK.CelgyelCos0QwDOTWGnrnBtbJPepSjKewDwcxkFDM.XepjC1tKjjQ8McGpQzDg1vBI_f9H5Y_6LCfvYAfpwor5juG67tYB4zel7_eWbsc3ZhXwkT8UMoEpCRGlA606GtUDsyFvz1Cn1kqBmIqVOXaloR1TDVk.F0zpIB5ld4GUBHJm6Yf2Yi9vTgwYcHGnZVBCXCWN9Ea.psiMDF3NXBklu_DQHgPmpschTZxhyINGDvTOEe0b3lvIXg8CGjTUIgE.udkbb93QsBeJrnVk.n7Rruikeapk8gYQ6unpWFN_sPvETooP01VDAQD0N4TjPBs5.ft7YJ2zpWg0jTV.7cyPlInaYADF4hxhnKaBa_pua44Zheu0FTHwtIOzg2DzQWRrkO0xX8jpt9_UxlQBYe4_AhCb9AADG2Hb3HS6nx7dxQa4OjR5a5UqXDTS1OQRgr0tkvEwlAXEgAjGk41jwf.kvEpft8nK4VT6gdNXKRlv2t3CNQYDSD64Ay0lzLoreRFuWQdcKRgAdC_LMTVERAlbPW2FWjREtRpblquFnLurxbg2alU0g0AE3OlMEd5SpO9aRNA1SkJOdBQ1wxaZag6nNXFoebB66LzJ9MWJz0hlOnDoRDHfdDDk7A7nDS6o_72YIPwC9HH1fmXXA0Pr_zKhZLiq.FEwkqHHOsKVd7FaC2GN3ax6mPidry9xF9rFl0OMkWLDLLpvkC5GOMdXm5wDYOQJ9bLpN23sPozQsxkaKN2xkrtOEikBvPCtn5.wBEU9h3BPHn5W5hPZmVawBV4JXRpFFx.zDwtuXIChhtMEiMKFQFrsPvWXGrOttq7TP_.QlDnsw6hKHJL9ug.QxF7k2k2Z7NyoEGjWqL8FhYViG.mn4ZojHcxO_LCmC1rmbDU.ogplvO69Y.wYPgRe.nzGrdthEsFsh_fvEWIyjrwzCy8Cjr7wwTHkcxGj54RVWj7bGZMKw6SeAOSXFrwZGDpwUepETp.JwSWlqSYFtFyP7rAwZ0KlCVb.abKNBcfJoduXk3vNzP7O3VdAB5iTq2MJUqqdUlA0JfvzHLUqutRaDzlNhYfLHdaF8PzepoeOdn33rB6BBXOYhVk7JC3gJsx.dJDlkf29XW6kv6pQAVk7H1mvojvVxnZB8OBZa3FBeoX50DRa3CJ4JSo7rRdRw8zs1S9ZNvkjT25San1haxDprG5R_C69dOxQaKW3dOabhThKh6_eTbfliYuzPkvV.edxJFGDwrU03incVWd6tYhqgMJAUPfuGsjcJa7Ub.2P6CACK3NuYQAhObIF7wSZRYz0f.WZY8MqDndHlpWlmgUENPAelnNPJI8jtA3JUB4JP3isYFk4Z9CXv6NT.SwAlgiVqNsmXIMeDgA8zikqZVzsXwfFXCKrNDYRbQ61LXA3ehwEV1_mr7v2DYtijX5.WwyeJymCszK_OO70mOv.NTDqUwEFc.9jupO1uEzBFeHC8uIWSypehpCeobesopnKpSNiWVgqlvQX7ahRQTlD7pSL4OI394ScRMEY_KJEaVxQ99DdZTQvSpFTUSaiaNqoGWjPOb8hKnfD3tLfIiZaUSoQ9P0CTLxbEBqqTuVd_nokN307tQxxSsXCwuoseGIK_eU58Ytd116dJpdHX.Z6eezqEJO5YMeFpV.T9JpR6tj8yLyGd47Arajt5XlcKsLvi5YBTua5LLV2ctke4MMl3k8ymDpXJiMF4dzmH8WijZTsT8kw1PeJK6H3DDNkSpPazNst1x1WFtZ.eouzT7E.U9Lwi2uTu7jNrGhr8fLtj_6JaX3puEpa5SuctMyDP7NBqo3bahmbMfWJYWElU_Hkoft5SO_FqScUsKmC.GXaLUxnYHCV7NSPLSfvduDW5fQDJLIHsrVXXKPmLtbFdevJP_a.97Etb98zs3ptK6IvaEUDxp4pG6Dn1manA_bBzZ6c9DjrsdRsXH5qVs3Yhfi6xh7Ek7O4lKX2jEbQMvitb5DlQtp_l.SBypTZGuJhtQKsemPUWLrvyHtNdfcPc1xTQAU90IxqQWodbrlpTFu8nWpcNcOTmBJg6WVpavKyDcunEIknIiQ5o0D_",mdrd: "HkMTubwXg_Fv6mjOgVwZub4u1Oj5O4XBiFXfpEULHPI-1739137780-1.2.1.1-wsP5joYw2yH7.cu23Dt85uBDjP0OjWASjJW3mq_JroP2qYV3bu7clyGeTIoCuUtUWFxzFTPdaM46rApyHuezF0dyWP03UP0XpnQfKVVjJ27rXevXmR5BZzGInAAL8d19wnP8p08aOYt1i7wK_qE8xCk0ZyeWiL.GqyeI_3l5opduFVB0.MtNP6z6eWQUMq5fTrdO3oUbBVbiMvR_WqMepSwK3cUmeop8VFk3d_aRmDrxlPLXzy6x305ybMm_MxihpBF7uhoY8h7hqDQsoPG6_GI1NWBjG5hxFBpyYF94.5MdtkIEoZBJmATq8tzSeI0DH3AkW_XHsuFdol_shDxXvzgrJDWWzOis_xX2XXgPj0ZCEKjHZOu7mO9DBHz5E8_mkMSCQIQIyEYvFkdfbHoNRrhAqrPoulWmhwboHZKGfu.pI_CRKxaW4Piwf8V9NnKDnw1Ee3u31eYhMGz79Mz4O1i4mI6TVuzN1lFDCVjvCrtGSJ6q5.QmHM.J0Mcl3GRt2eJx9CHyJOXaGWHKPZy01gUlzXUaowTFBM1qAPCfHF6n0GmFedb3HW0QjTq6zCE1bIRubehNYOlWdLLohIhovAESvtJSKvdG4uNKjJf.md5xyH0Ckjl8dsA2IAPpWTRGLTBEnfCPnEgA2_Vb5o3C4ZC5FDoXQqVAKHbQaW1dgHaTPWdWO2b4iIywkOgjtwBLa34IOOJnrZVmRY.ioWZt5F4atG3oVt6znKVR96lB5vcyie_C2v2XnqsoEgZvFsE.6WV63NZUZSZtq6E4445SgL4izAx1y01phiu3Qz2.p8JLGC86zrFyXuMlhtIqAc3yUe9699NwGb6uhEW0E90SQ80jJ2I6c_L5ugW5JxIvU8wKIrI8KM66anJg2XSY.tI3yptdwlO79mo0L4iXfxl4cgsbyJsF8WUhMv7.ZcL1CjlMOpv9Kv8rbEFr_Ko.oJrFO2E.9Fo79bNtg99UxJz54Vc4gzHz9aFrhOevKVwFywOO1p3MzDlW5QhycR9MofzOXv448.vnVGZKN40zfBx0XyYC1IpE1kHXSQi6nXdi8IXmrxN8DNm1u2yBqvnCF_bJ9hiyfxUzCicnb9b6XMXbtLdgpcPSHKkaAEidStBCWQaivd44gwHmt.7hd35ea8KkoiNYQ77yf3w5QYaMUd9TMAAfZjOZG4nBEeTpThxmRBGFLdZGik70bkQWNZ7UBxoWzob.lhP4MKaf.EcLxPxZMl6aReP3IQ_QlWSTR2H7kunl5UdWsRwtW1M0YSAxzMbCv85G2ilXiJ2G7xqP_IDp1uX4VleiuIBjqfnksK2fzYIKlWFQgegYNNg4MwCAyK.o66MW4PAdgf_dwSS1Hpj0Z.2KPhyqpnm1Iv4cMXYAdzuMG5BtH_ZaFZ6SLWRftSGXtoBa5aAN9Bmyfg7.JYr3bW_kI.YMdGxdYs2PkjnXQSUvTI1UPLbqCRRhdtBoTHnqSZgoqB7niB5hac6PcigokAhcTdSUR4iZPq_41ZT..rMPM_ey7GpnG.yf89VWcOmicNbiLLi3pQzOnrBArizn_7nbIZnwGLa0DZf5_U5Y02ZowdBWLwyCQEG7vmDkxGiApdKQtnJKFFLKAPbT6J2OBA3dZ16ezFjJ4b4.sJLq45Yo0rIiS29vxldDo7oiA4tE47v6kYV.b2nZz.bFFs5BCLE6t0epfjXF3.soqqs1oxB7eqEGyaQV4fbhAU9rCZwimx1AVdZsyHXBNm3lw9Ntj4879b1c.u9KcxXJ8p0ngPPJsGHw8CGoqjZQHd8Cs.cSH.pFuCjJR6Ovgs_nazGWhA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7121a8f485896';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\/7502968341?__cf_chl_rt_tk=aCinQ3ygeiY8juNSh6nROYZhSQd20USPrwViQaEWq5g-1739137780-1.0.1.1-Byp9dxvkFs18TSZrPA4s_NIdPflDbNBLE78SHosgGWI" + 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