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-572002974733.mit-edu.top",cType: 'managed',cRay: '91103bb70a6c1fdc',cH: '5Cd9cNHsRb1dwFDOPrD7O0cQG3AAbRfHoJw2hSmncWY-1739401629-1.2.1.1-lXmUAW9TfGUPhTY56HYh3XWlZyKefL51rBT2BD8k0b3lXEA11nV7Ey4qvQdo1gVg',cUPMDTk: "\/post\/2135647980?__cf_chl_tk=9HQ0JrgNIT9PJSSPzHFvOxpxpU2Ty6XsUiOEyjpZky4-1739401629-1.0.1.1-GaYlLOye4VaXa0MF666sXsSBFL4bZ6MosP87yCc9LQ0",cFPWv: 'b',cITimeS: '1739401629',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2135647980?__cf_chl_f_tk=9HQ0JrgNIT9PJSSPzHFvOxpxpU2Ty6XsUiOEyjpZky4-1739401629-1.0.1.1-GaYlLOye4VaXa0MF666sXsSBFL4bZ6MosP87yCc9LQ0",md: "e9BWRir2mHf424_Nu2Str.hsmWn9gyq769xsOjRe01s-1739401629-1.2.1.1-3QK5GCC0c_1v7wcZbwfKhqrqNEHuP96HLx.qfZV4XQEnvu0r.n9ERASrF4zrIiEKPsi13A9BS2GrZv3.Zn_ia6vnBasyqOAPcYESNJ_S596WCjsEMW5rWDNrlix6EM0rNr33YIpsihfeTmQC0cs3iquhfA7bc1G8LWl3gm8xn1ayojNdTrcwLzdCAw4btBvhlo9Is_dQI9gJdpUXuKD0A_k5F_aQmhjVhPFUbboa16HBVkswChY51VOXiFzNnVUYnWX4Zzow3y6zG144mpUnpq_gGRbqXCTprLI6LPzOdLSWeJVe1Rp4zSoyJre2S_gqav3I9QXwNdCNbq.8PUakG_qzvNj2eiLh3ZM6iysuePUW1Dv9BmEfQe70bmMjgtRFP2w1Dy32FP49LjsTkhb5aQGFHSpB1esYim7e9hiwr150mqvu2XcqYzqOpEq0kGxsmkARRvyM56ZFs_FhM9L0G3vhOJHJWKL.Ryf4J17FR_n2etXRwxTTxVdjBRR0_V_suQM_pUNH6TL87aqYVg2knS2S78rhUxHDYDaahH2CRE7mhR9ab3Md3c8I.FM2bPvJHh9z9wR3o_fwSds95yLbEBwPtvZuriNusxNdWgkwc0aGkJONqpHUQ2OSUPUZtlm28tot7WppkC7jN5lJTNeKMOZBgud.r.SLqoU0fMudFFPteDvwvh7t88sBRwtUPMpFH2K4VsdRt1_M0ol5UxFM9TTWl9v1H77ZSsDftC6tYIdacXYbpofoLfF8gfsXMie.0rAPG6tLYHQ7oJWTLVpLLY0APW4ctcgB6MKDmyA.ikiR3tH.lJAm7nSpvLP4tpjsfj.JqY7gpQILjOOksD0Pl15bRTmb5LEUaGW4jy0dOudcu9x8mLsZNDB8ECC9TtbKjBNNKbCSQ8q8lVeCn5F64dcwk6N2uGlMY.l451ZD.GnlKU5WSfoGkcyooRLEcYtDw6.8UvSprQ5Bi7GB2nAG8G8IE_gJByabW6lRLzuIQGO6jpLnUzUmEqxkyQM6EAY0zoBEQ0dhRYntui2CXk_.FJPcXfojeukW_eUffU67FTRMuVPRCtF5ZRc5epxqiMdyc2YIYU9ve_uaM8vFSJeecDsCDWx3gJ9jtnYZojcZ.iPKPSKircH0UcSi5l3ZTcrwwqAQBT09CwX0f_E1Z61spIVl0MHu0atKbcx9FwnsmpAc72OjebgdKYlS09BscZu4Z.Fy9EUzfgNxOkzzGHKOoYVwIkPOJARNKVnqqPh6YaU.BwlxED.pmt6y9TqlDmbOYaPWlB8Vzqk5mgeo1f4iCLSQ314XJmoVl6tdI5nYZISi.2Ryts2X66qbjCWk8BQ.ba_5PlI6.vlpjbvXoNGyOD85sCn2yisIg9EvEk6WHlTzlvTHpMpTToA5PsZBSpDEvtExIaavr2BgFywnI4c5M7RrpJM0plfo6BZELaZU7fxN4pPvllHCopdNeBGmj454Nj37fn9Zu9Wp74D4tX7esJLOMIuMrablf3U91aiFfvLNlZ93dRCi64OsQJFlGUxojW_qr0gKFK39oIxmR1KTuRuELA9BoMbwzlKttYwyqwBRbx_3We1dOoWcGtFXU3Uq8GGmTJ8byJsUQ9ZLeUmzPO6qSqx9gnfYTYbiS2tsy0LDciK1djn2BtVIpRhPmuHrQEWGyzJJqDsztZMlsWkRB1i8qIsbN7xyG3n1YThtwWK1hzZDVBufCldQ_82NlKJnHqiD9X915LWBUTPm2jz8Ecl2D97T10Ip2dDkuhWKFppHox0JSuEppLGLtOF7Fyt80FzyiaTIs7w45W5icl5TSqe.68mnGf0SZUbgZOaLY4ofXZLPgq66S22MrbVg_JfrvREvsl9qWzFAwjkf3apqkObtOL1HTsTunNozTfKkstdGIx8TOl3JQOvf7kAPagjkMSiZHxEdZLl28UUpAg.W3BlLXSbe_rIN2NEXwJJa.egTkvKW9rReeBxkBdVRuq_fgt0bkTBRmLR7rN6ngADVxI.Bw8kCUfppUe_efx2D7RDH8fIDWxA4RqmyG2lGGX65Mrwj2qjS_7A1vCjk3bu6H..KO2tTVjj_L4tr79w4VrqyhybMpl7Ln3a88c7khmLzvq2vUAiHHRCalL3LywNUS4UFl6K6YnP9Z2tJo7uNLuZbIVJjU1W91cal6dqiA1wa0NmHtUiBtyKylk4vmnkQUydQDI35gnBJXzWkOi2k4g1PyOO0bkRNjd5cajD47.dJ",mdrd: "Y3HS2QF6zNoXTmm04SZrdEs3evRiIRRNEvQG3HM8M10-1739401629-1.2.1.1-p9LDihIXYaUcYWmaEsv5iY9pVUDE0RgNBtTdR5czGsjlALJxQrivTn_gtL05_5xAnpwQnjAeP5WjpKI6QxAABLnX98sANbWhM8CjC0ChaGabBEmrYAVZ.Q3vdl7nX9yAMmbgumN.jWR001Zy5L86DURGN6SFNKFUpnmpCNeHNOEFanLkpAgP.CImuNYnfSnNI6_mCR_WZU2x420JXhuxhMeEL6xRZbVw5JU4tK3Bz_qFEF3L_K4g7iTkrZXj0Ua7s9y_tXr.JGhURxNzn8hPj4i.IKIoALaLAGesiem8RcH9PZ90.aGG1VpaQ08BC2_Kc_njtD_QPb4WNcY.dj9lcrIHIWRhbAHKhIijrssp9T38ZxMTmaY9YSnzs8VnRlFbM7zrIchcTZNt.ka0QXUJmtATe06pRKbbjoJx3XdE7ohL.gvQkdwBPvOy9XXWg2xMDDU0y1K64QA_NjxhP23mv2tO1.Py3LI8eBMKt5sxhwsUmRO9spgDOq6IlurK2NMeLaCMa948PTToVVNDt.sg4liHZmgzuRzKNxIdlrWO8mDHdO0qtR788lUd0nX_fkuCD8790EHsYFU_zlDxccUOBDeNPE_..RdzTluZC.qEs6Sgs1o7BoqsgZFN1iW8XuflH7JnzppUgZF0BlD7FxfddzoUT5xdFuC2uIdRRtcePkcGhj.apMPeWSA_wlHT9iPxuHDf2_BoctjO6uM4UdbZz_divHquNh2ICwOkKX_tVe4_28Lf8uBHiYKLvTZ9w7ebdB3.xsh8MJnSohHGx6GTLyNDFYGGnkwAJUmbPJR6rbHR5EMMischU2ZA.IbxmOHRVO1Ny_s3RafEGn_9LoHDAEXTyz1SyVf2WtzZoutggixsUIQkroaxACoTeRwl7NtzRkR9VYm_C9.l5cxBP4eSWKOCk8c6aDDjsgdlIZkAuRDhYaW2pEf.hhn09AE7Et6PrIcS2wjZ5GoYn_xKGMI7reVKfL.25yPE0gK13pJnLXLwdx2Gu46FOzcxmM8uTOjaT.O_wNLbg8KDEK4y7.vV8csrdy7tQF4qWPecjgY8cwYwEDgUboKOh9qcTZJ5FUnzYY9F7GkBZFthbsCROGxmapN8MUy2HdrrkdxFU5pLloP9CUZGJGuOsh37F2QADb.Y9Ay4YOX_fyUuyJC7.vDCIxXc8jM2Ws3XW.FFGsm_7xUKRAiF29s7cPwx5ypzRAL_vnN9MbWnp7PaevJ3E9SdSw6hCdkVetSJuhx6tNNFj20FkA9v6.L5Ie4FwFDPsBnCuHtlodv0m1FUj5i1opfljn7uCw16I5Lxj6RdoKvlegGOobfEHbf05GJLjIZn4.9ni_Q7H3u18eUn4a7K72i5py.dysbquVFoHClxtWNx18FNEqpJEsTsPpQeY_xVg2hW7kVc81AU4OqSSbeSTtVkTfhekcdBitl3wuaDuRjdzBPoV2253RFZeXYivCS3bOqqBoYP7mhsbe1Jh4lpRRXXdrGi0ZsccEIu.Bs1yKalxE5IWuitkSYv_NMCpM1cKi3zjW2F7MRb9bvHN81pnQj2gozLiLrNptMMDLFT3JoeeEujX9V6f1bDF5t.JocovAQJJ2O6Nc7LRDn8Ez3g1XW7CIzqXC_am43VdVoh_wjjl3e7WMD2nzWOVzbjqmR2NnSu6sT9aceD1WqyaCq.imw2nHKLA7sLf7ziMUvWZM4fTPPY1D4LdZXHbvgjeApNsZcUs6G6JJBCRNAn8glMcwc2HMoGRV_g8.i6G_zwovkNSZtlFWzB_aeDdiivM.VOscJ.EcXjHLWuIY11GxTS300Xs_vKSnMiPC9e0H0FuDb5CtI"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91103bb70a6c1fdc';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\/2135647980?__cf_chl_rt_tk=9HQ0JrgNIT9PJSSPzHFvOxpxpU2Ty6XsUiOEyjpZky4-1739401629-1.0.1.1-GaYlLOye4VaXa0MF666sXsSBFL4bZ6MosP87yCc9LQ0" + 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