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-113725072905.mit-edu.top",cType: 'managed',cRay: '90f639b1bb29289a',cH: 'L_UanUYGwQl0xynT4bNjYiwtAMPDJv.a7R4eAYxuFek-1739128916-1.2.1.1-6kzZ0XQFE5jlVc7fGzelwNgFeBCCgXlTexJXiOix3XrY3p74_vFjQN7n8CRQh5Lw',cUPMDTk: "\/post\/9453816027?__cf_chl_tk=ROzleF319v57XHfZeapeCcjCr.EX72XuwXupi2llXjE-1739128916-1.0.1.1-qQYnnMzHoCWMu147f3k6UCKuK2Wm4t1QJDIY6rZ8Lpw",cFPWv: 'g',cITimeS: '1739128916',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9453816027?__cf_chl_f_tk=ROzleF319v57XHfZeapeCcjCr.EX72XuwXupi2llXjE-1739128916-1.0.1.1-qQYnnMzHoCWMu147f3k6UCKuK2Wm4t1QJDIY6rZ8Lpw",md: "qwX6Zz2ish6P0GkXUnxzRQ5y81BTbG_yFygJsHoq.2E-1739128916-1.2.1.1-9ayIEo_RX8rQlf115RThfLT9dge1cHjpd5pXQd0YQ8KzCX_PC624rtX653lPiMdc1yhfD4EPNmh8mLBmcaYQWISIm_b_25rkcrvBFnyL_WD3pOAojVZytVc7TvIi47TMxBTiSpPAmvswND1wX1xN3p21UA9XsdpTokzgy7DlYumdDj8OZGRZzEWXZGPmJLGSMzCURCRUqpRfAVZYFWs.q7r9_jEJIdz2lj48oX7XNDCzPFmP27K8gkkdUjfDJyur5pZPeztrxU23Vy0MEW3oF7J87ABFojdli8rW4ZeQ6kg.EN6RstiismB4CKIbU7TSYUpowfomyHyvn4wekFWDAP7XXTFW3otuLjjg_r9.W52WmIQLq.nSqE4cSk3T47lE53BXeLGaaRaXyDKLW1dtaGy.Sih2mZQIYDN_rRNY4ZTQh3iqorfIzVgnlShnlHqn5Meq0fjp6zd98H5Uq8vkwGnrQ15HnClxQnU6R95nOKOBjYgt3OLH1q_Fkre8WBzJb_dF9ITMSWDGMgRZGyDobgJOMTD0kYVqHYkbyNnablcVuG3HzXMUnIPEhXML_zB.tU3vBBQOoyNooU8DyJb4H_L4_jx8wimTrpq49EmX6YqyTSoPRrXkdAUA6vBeq7w8R_OdKtVwCRiPpp0zIm_BLjoDpme7.x7Mzsh6iDHcew4jPELmOHxQ31vWZsi06sZ7OAa46qfZddXMq3pa6bBwUnBxMyuLUeqfdklicLje3940xB3i08Z1QcG37G7Sqmocn890LAcfYlMiZX48Da3XZl0CAQDANuQe9JxS6WS_c.L0KsHdOu3n_BNi.tks5vX_YIMtp45Xmuuq2NAvmtcczigB2SsBYYu13HVCDPMvLMjLRFbraZ2cVPqBAUNLpv_A25YGnQ7BwAaj8eOCdxAO8qqFKRsdYLyFp6DEf0CmP33WuuEWug56313OMP6iepN_ZSJ9yZhV6T.Y.11kLI39_Sri3QWi2gWSwidcWZp8gYrk44XJXvFukYDFVqOok5m5x685hLdLmb8OSAeI471TFOaiZGEo_T9bPS3abyWI1YGEPNJXQqxQwuiRc2aAq_1FxFRVxJpK6BxjXVKAshXQ.4maEHu5QApY9WNeTpGxW.3dO2vflGMKcAHihlP0Jxmf4kYey5aZpEXcZBp3fXVSt06FJW7QI_YujiCU9KTsoCUR.X6zgJbLGxfBe.IU.Nuv4N6ZWfT00HtqIN.uQR.jOFgFVJorFlYa_uhWIiDiL20vEFddu4nIOZdbJDUaacd3nfEuEWFs5hJywMjn64YzJFAF1Y4rjumUY7lAjE0QlQ8KOdmr27ts5eNL2aqmGzlfiwbynA5YmfO.sXYJK.lBJoRxos838zC3Pg8tB5GPjvIoYKM7EU_uu43DPC3MalOQcx8AHDIm2tzD3DHCyeqZhOdreOFvw6G9vbe399RV5mZ3J8TExiqSrzKyKwxYBVLPdmCCT01hI9jPDKxfC9oyBJjLHCb_yYat9GkuVnF0klgIm9K_r62x61R0jrFDN04dhsVKDtFZp6sOqbDi3IhRd7m32vGTOPnfLhekSAhmfcS9rxV6qLENDps_TjQMGOseLzaLIr8Cj9GB0nK4CqlsAHCPe3v8SjXAJTKkZkNxY3Lx90GENrrJ5d9.Z_YOKO_xNzuDOnCAjCa0MdSPtiXb4ajdd3BmIhiOJGSXqkKl6SFrA1bupeEydSa5VY_JZX6rIrW3qMY2K79BHRPBAhHSH9t0QZvbSxqaRYEyLVGjS8b8EG7E0wMG2eINTbIuSGyz2N_7ocHU4KQlmKigi7vgPJU57C6rcalIyHbkuFEgbG8yTRwHxA05vehU3pMe2qaL12ABGSvKPEBiNyMg.6fctrhkhc1ZUqiJXC5MpkmwH9pNxFv5wAF7pMKoswnc6Z_aqY8uTIAYpo1X.VqBCuMoZyrDit_IxmIJUnYmCi9IPv0HN2zL0JzDT2gqY.ymnb9vXYwUjo_QIdLyF5M32S8XhEaHRLnzlNxLhWSVc4QXL8vsoTS4NJKg7ebzxGMsP8gmtDKBageOkkT_cWw9Glt8hlSrZJVOz1vP88UGqGFhWEkHSwI2xL6_Aua3.Q9obEMWKrdatRoDgPLuGpigGVhOhgPXYa29eBVR9.DgSheHrA5wq_KYALhPJiBaWXTNmB4h6IyBxBJiGRMVZ2lfGuLAclf2TbrXfnksU0bEYMZcJPiiPotgNK06Rjoeq1ftYMQ6",mdrd: "ZgY7.1Yw_GxerKb8k6Vn6OUuPj6UvaY6k8VM8lPTX1s-1739128916-1.2.1.1-1n01zV7CSgAj0IjnejVzY9kKTXoGvZjxMRp7NwfSXWcuJi9c3NMg.vFW6NDbKEwl4Y7cWHrHqBp5rtcmZlj7vzdr3_pA1Kro2J._tDtwei9y1XjwwfeQq2Rmxoh4NRj6bByo5WhsN1fgws5A7xKVd1GHpFB8zkK0euCjFou6g96eo_y9S8k1BoFH813ZtHoAOUvKO6TdbztNYNadPIYmRbKZUUIOlS5Qq3OYIKCa2PxImFsqM68OQE7zfmJVlj22oSV9pSBq1SAiO2zmZlYnDkpyirz_yLuTWR.8eYkaV.ZuxLc6ofdm5PD0i1iYxUl3TbiWISzuLS0ne1FqB8hb0XXuvJWzhGZzxGZKXv0u3b1Y8SepZf22Vsyy5pasaTVxkOpQSdAc5r2G1Hl8BJn5DWkjdrDBCtxFcj6Lwulo2sZSEngP.6rI_tYWV3q8B39BBkKChnFBu6QFRjq3yQBOiRo74T.8NMK_.n2KzCygQWpJvkbK_nDmTZgBdslsrO91DoAbQhYF7dT1GBmGR4phQaYR4BIf2WhRJ_md3ZCg76GdPmocogP8udO7I5.s99qbIHHdVx037UysItngSz0rREdT69GcIkUtFgND28YtULe1H3dwC13S1GVevIt3GTpU2hjYe_PqS8fL0b8zI8PjDmhfPfDHKSETXUs5xpWzpDUTXRblFuF5h5B3lqiw8sPnCU0Q9ZBSs0Yy.THpnbfs9SYKXoAYMzUkxnRHl.Bo0oZup_RjZUfajXRb0HV7bYkNqnnwRwXQVLBB5SceHkIsTUkca35PscJXGvUFSZTyu.g1Vz4Pa.cjDMFZjVXyZw0qrBTk0repgCTE89OSHQxTlfoR6ifcEu5tZmbGje2VgupYptlp6ayN0FA6qbHV3ZpvmU5dfxGpy_AFmCzUXwiPPpiKD3hpv2wu_3KCMoVKpYc3_n_nQhm5FTrWlNn3RxBnzRc.jXLjhJnAIZtWbJRSU_LfyO6ES2ltMkSSd.Ma.tExg833tD9Qa8tNv8daMUkgkGx64sI.4tsTYHFZKquBN.itdz70Jpb8mLblzsEqgu0NLZBcvLbs3n6Ms68VvdWTfnZD6hv9rI4E944Z2l5lWQq_X7uDhZd0lXGUFsT7vQaaxPyXWsomF_C1mmDg7pCdP4WmFL0Y0aZf0CxZucjXlr4bPl2JA0A5Ujm4aMNO9CKaESusrjyqnS8CfZ5eeL0RWT0FDi5LI0ShIG4hOf1ZPwZW2t0GuGzAJuaq3K731YE9DbAJnsxL.zQ.Hbu4tOfbODErQ165PxCMAlgt8.fSTmByvFzujhOa05aaK.1nb0X_GUY1Nijs__mR82eQ3soY1jvGzeufis5NCWyICXeD5YwNEvSsbA.naWOKj4R7fAEBCVuXfyfr.VzkhUgP2xjdCqA4TadjA3IUQT3uFna.ZPT4HDFra1VaXnxrSn3i61o26r_4DSa9ThrbPq35AUV_OWKBpwbWLShMp07Ns3DXC02y0KyPGb8NhX0gjAfh7ALjc2IxXYyGQ2gMQJwVoreGMQak8BqNFimt8m7wfnRrFzT.zDKIO.SXkXXOM_6ZPFD7eCMms.TH7BkTCs0ML0vF.isQY1zO_VI7LXEFZIyi7P_WvHzqASqcnqMmIMH_PK60AKn8AR.JLZaic_mWw5zWOnPgbqX255yDaRaogLVjHcjo1CiZ_ZYASPkMDjcLst2CmWCTzFYHDaGS5iWs845f3cmnT_bw8hKtMtg7YCKkNtOxAPgMhv.LAV9tH4KoD.PRizLYJpHgOUTg8vYu_tohXO0ZoPxm0Q3Nyu9RSdlfrMYs7z65B82PRpzkwm0p1D8"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f639b1bb29289a';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\/9453816027?__cf_chl_rt_tk=ROzleF319v57XHfZeapeCcjCr.EX72XuwXupi2llXjE-1739128916-1.0.1.1-qQYnnMzHoCWMu147f3k6UCKuK2Wm4t1QJDIY6rZ8Lpw" + 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