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-531610378638.mit-edu.top",cType: 'managed',cRay: '90f239530f1a577e',cH: 'R_wI1mSoTWy2nSnbGK.dZjGRPiNumNiahtBOC46McOk-1739086958-1.2.1.1-E0WqKaGS.ofgJbnv0URcaTzVF2XzlUUmyHKdeMkd2KLizTNBtTDOay8UTmBELcAG',cUPMDTk: "\/post\/7492380516?__cf_chl_tk=IaLV.46oc6OOlkcmYrkVG_MxSC6qc_7_F4WWKL7rQBs-1739086958-1.0.1.1-vefK6SE8CKtWjCGlvNb5S8tZDiJKoLxKmRai0sYKu08",cFPWv: 'g',cITimeS: '1739086958',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7492380516?__cf_chl_f_tk=IaLV.46oc6OOlkcmYrkVG_MxSC6qc_7_F4WWKL7rQBs-1739086958-1.0.1.1-vefK6SE8CKtWjCGlvNb5S8tZDiJKoLxKmRai0sYKu08",md: "RPe38QT2TkjWh_y5m96f6idpBFEulYfq9fuebP1fK04-1739086958-1.2.1.1-Kct6mvpUKLx2SfNBs31KDSJ2xxhLDS4DN2gzTFNFXOBI6WAl8f4Zq0gAy_Fk0_bwLyqMJJWOc1fl8qXpzHpW2OMPRVbf.pdkS2vMB7cIfOetFVkuTIlB7EooTbC0YUI9gA8pUOQxM_KfLqiKbN9YEeTAvYS.HVE517mqdk9g5u0cPNFXDuY7VLFIYSZ1Vi2km5clHeSuH3_nT9spoqOdyw7kQWqh3yNIKW4_yT3gmXhl86i1sbu88lwe01Ake_Hip4ayYZtZtN86W7otwFKSq8.J53C4itKGPGg9L2CcHowq8i9KGhvtddtA6gEjOt.OTEoDQsvndeAaqPPtg4GH.zuKdwx.FFErAp.XizLL1iw4LgpxT5agYn41DzYngewqnBPMhFqH81.z9euZR_Obfp93.EMRHJAUtjA5f3i6suNqZOjuAhnyRk3NGpjeXvjess4_8XNj0r8hdk0yJpy287pDi9Mp2hzmOyt0fdlKtUhsCc7b41Y9cr3kXc.lIhoSxrCJ8OBCPRfLUOp4Rivn9ZnWFn7YCPPF_f5AS.bRrhF5ZS6TQ4e3F3b79VaFy4eVkTqYOU_QGpUARwG4W9EzT.xNZZrcL9PTgCwPuo7UKHr_hAriwJYqf_RsksOErw1pB.OPc9lNadyUo1ObLAdctDVpez5EYiujvtTdIF9eYRu6JOjlYyo4QoYn0OOZwVof.2g1hi3TbJ34iQwsItK2NHaGUdS8lOhkRCuEoKAvtd5v2g.UFRjlvt2FDqwZ3V98Q2Pq6_xOqVmI9f73aYUxWHtOGgrr_gLDSI3h_uz7J6TG9AiBEBcUx2XYhOIv_olp0kUP71vDnkC1U6fXAVg88aiNVKwF.rUGl8mzyCX2FtthiqZVdSpCl2ZRpeXDNXt2sq9N.0ffGTOOmRrj2URJl4F4g8uZju3slyPbxK77g6fUjsaMyq1cSFnX3zSAekJa.CA4ZXqRHtJjopK6.G1_8ugBiiS0rv54p56vspeVFWOI0O9_UE0dtlZeBkLJPCGiiE76pkFUQuB.n9Pjcps1Xd38rLOdpPK36qOQQeTwZjV40kTG6hg9fAKYsi.lyOMDi025xtwPQ7tXNeJ7smIbIg1QNhJeA.luARQDddCYCAwFiSzrMuDgF7yrC9wLBXTpw8VRWP5K1O2DekS6fuoT.ekrWQbPMGT7UIRqrO4hHxrNvP6NkWwgRdAac6CPLotkhIx1siIQSL1RphV_PhjTwVA6.VXTxZUEWYD.5eJBmocacelLmHr7GfG50wi9aKX_mJg6i25lTPy7vv.otcZmwmY6VnM5GocEcZ4YNtPUCuPjTqPfAKuzPgie_77jBmroGldxqsPmbOiK9Hd9VIu4xATcHn3Mus5Mcruib0h4NG5ihxtY3XB29gfZILPCO46Kdf4FieRYMipgFbevoeMfZCp5pbwwy7RBoLFt6zQMIuf_hE6GyLlcpxm3XYXsoG4J8dSBuVYcH5PVSdGwXbd5tX9VmpHqChP7__._lIUvl1X_m0vzzNra9Qd7B.52mGmjCvTyGZmDqOq1hUemms89M5g0HtEVZmolMd3j.hTjQurvAvYZWG2wVRiYnUGbX8XYxGAlXT1Y_F3le.1aszwuiuYgNPEDmGQsHCuQW.IBnmi_FwhnIxAJ3nX1e6F4g775bow4yta2wZzgEEVI53cAbd9DqXfT5.jrYgfwj.ExgLOR8nW9PVGLY4D_o7g6KuhURWZoHHzFNMG1NQyLPvP17.Gq.pyVETuQdJEXhSzurFmFQfFYwQVDQy0DEHStOVf.5d9fUTBQQhz8GXc8ov.UWCHOf8iCluHfsZvWhuYEsCvY7y8L0e_BUp2wFCP8C5Fe80EfHXLWgZbwv7fMFvl695KiQjMjPdJ5YtKeiqFkDAYu45EEJeD4.eGDFDebVjlLgPHdpPU8GNjHf1Jrr3uhYAmb5hHY8iZWrnBSm8Fb8X96zznEiYADBDqnJoJGFyf8r.eoVxyxsLvLlAwIqShPDj6cJ31sPOTI4SXcNoJ8Fjqkhg31GQ2rEduvXMHglCDapLS7c1u2ekmKal1bsWjnqZtkw9XqG6GJ5F6ybwWkbeqGW8ssDATHHtY0C32yOOmPSfPuz_4dFRYbOW7vhYoMBfxyz8IntySqcQV7TlITCcFqv2Gyjyb4CaTwSESPP6kD_r3bb9bsZ.zQx_l1QtvcZbNJYctOgrjGqv2yCYCBm5l5hiy1icReGN4vYXu9lLph",mdrd: "CMYHcjFiKlbcF_5WMY8q9cAD6WyVwAwvLPe9K96ZNzw-1739086958-1.2.1.1-fzXrvsDQ0yjB.nJk3TEtZGL7M9T5LidWxmKzuzcmDpbQtZ8cC1ow_JVAIZaSlry4aaKV552CC0LyUfImBNO_Dropxzbvw.lANaT3z0mTAoBSD67NzjjqTRZcYv_S09xoKH6BMd.PpGnB7ShkyqkWu4i_rUPNGmRoIqa9na8mlyPfu8JNyC1tQDWPqofEgXhMBJ0gXVxORNe3IL9Wop_tbU7sArxO9QMupXiTbWOGBWaRTQ0SKRXbRQiQrP4xtgGPuPsZoqN3lVqaqnJmwlMG9kddByQ9tRkh29mnEzdFXQqe3NP8DlVcW.ejM3KevxMAd6LZz3wMO28mjm7tKiyZROu_11qEBkb5fA4TJUROzfL_IPDuy.oSCg7DDQD5BpCy_bcP_BK5Pa7.qWjBdqltKfB_vBsPbbUWNT9nWl7UmgfiAc.scRCz8_6PNoRe_1KqbYqGABxYHie2A8Y7T0suQiV7pzXmUrnNGBcbZAmzpvBybOhiCV9RiKl0B65lZ9mX7YmrPb7vBDhq4dmpDOk20r687043hxvsdrAtJPztxRYLAfVNdljWzBx9kPYcmYqIILaBU3CW4H.b8Ny57SnCCi6sngoEFZ04kR3KDQA7E6_tEyyr6EX4Nyq09m.PfvV7X79AknRF2OvsBRiPoP_0kJfhw3h08L80hZuASuSoBTJ53U2jbn1OHGEzQA.CGGHKeCKB4EOJlfeOaWnKPenooVs8zclIDr9jvzuUhwQ0OVFyWqgr28DRziZ1SC_9n9iRjyCiHXfApGhCAM9x9Ny3mpC.yjkTN4AUR2aYLatRLe_dNYnbPYj3YD6kUdt9WCfVFh4T8vAROYamXkgCwBIqb.RtWrFrybKxYMoS4qKGwS8ipXLq4Ds6opylQSeMj0km.gDCnw0iO9T.xo_cv6FdCsJFsPhhB3rPw4NcF4X_UE8obzqfFtE.PefaRhpKd0fgMuX6pTUQxutcKP6yg2256166z0gc34dM773y_p729EqkF6bD.2jTdYLn.wR4ZS6VivofxbSuOgxttlNI4CBvecrUsGmjRlI7n1FyiHCmiecQerVv5aXAlsdLzKstTK.KVMfv38._Sz82A8C98qhythcuShcAtoY1jKSjsRQjgGkL6LteOwMMbRec61JXjz.YJhgd62xzY8m05hMs5ud7iUplA.WIoMRQoBtRo8aCP44vQabWJ_cU1gEYaUJPQl1VWQq34LKO8uXBg.bmCn4RK5cIhkynVxtC2Az.EFZK0hr8ztIBkiPVGd8BIG0QqfNVDvQYQLV3nUyw418BQQFcIgPpxxphxjAtrmYlIjDmlzoqY8Y9r8WhEwwlQED0xprgZySPjcKwoEAYxo1keTCDZnZ22qwi5VGS2wqrRf_T81NitMmV1qXv9OcE9Eu3WbuJmq4aRifnIVyasgRxCOR2uJHNvE2LC7Aeu6..JvNLWls.avPuDorXrXHA6PGtENfmYEJB8yI78GZh9QREQGB3oYruNM9mravEq5BJJZ5RU4LtVW1_8opD098FP1jITZnZdaCvHiuqHT2dPPK5w0L_6TCVMsYqRjzOcmqSwQ6HvYAJRN4fgNXs8Ig.7ucDq5yySQ0R4FOI.fGmOqhkiva1MCjw8eQ.MMpZeCXfTssoPGQD5NU_VGpibxABwjCpsQ_ZsodmQK7s8gV2cCIJkl7SwccuAPtwNce.BxixNZ_O.IriC8R8bN5v8_QQVc.eDP1La5LsX5TPhx3VZLJAxImGZPTMRsRKcGHWE2w2VGvhwRa7hbyVI1v9cp7wkeJ05hK0sL5bQO11q2bcSYItVJCCnQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f239530f1a577e';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\/7492380516?__cf_chl_rt_tk=IaLV.46oc6OOlkcmYrkVG_MxSC6qc_7_F4WWKL7rQBs-1739086958-1.0.1.1-vefK6SE8CKtWjCGlvNb5S8tZDiJKoLxKmRai0sYKu08" + 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