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-2980634517.mit-edu.top",cType: 'managed',cRay: '910f71d94dace63a',cH: 'WoFz8vrlGadgsMfbGCDGeoHrCA64_gAAf3wgjNYbaro-1739393360-1.2.1.1-KNOMDH8No2o2p5eGualsZ.esc6HDhggu0InLlrwSRgUkdMSN02CMuLlOuqKgqbnc',cUPMDTk: "\/post\/2973581460?__cf_chl_tk=J.YgJBL1qliMFOtOVaLEncAkia4jwYfDH8gdDtxEbkg-1739393360-1.0.1.1-JSFbW2uTHcrkhsSEsTsjS_X6OqdFXjjhmEVfM6HDazo",cFPWv: 'b',cITimeS: '1739393360',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2973581460?__cf_chl_f_tk=J.YgJBL1qliMFOtOVaLEncAkia4jwYfDH8gdDtxEbkg-1739393360-1.0.1.1-JSFbW2uTHcrkhsSEsTsjS_X6OqdFXjjhmEVfM6HDazo",md: "P0BDlbTBg24h.QHV_yVALEolq4zl8YSEo5eqFYcLFhM-1739393360-1.2.1.1-7vg5YGiXUy8R6Qmdor1IOQ7z2gwhofLz0B52L8FkdyEfqm3RG_hsZF9zs9yuflkVGxGbPgOXtxN8e.nttstqvbhiGdVP6I7SMBEdmgDtyYoxqUwejQWWAuBOqoshs_TKlfQA1HxeUv.5jo1BT.yIMH9XyvuCgqEYuHRoytRMEeA3wq9he1yNmLkcLxgbNRocMYVYH7F0_S89zPG1BNSX9y.ogFYCd8X43aNgUxSz8Wkkzk7.AIf.I.kt8C_Wh4jPqsdU_b5LjXx07EMi7XRH1AN2lhkwr_TYykqV3JxB5r1zf9g087jZK3LiM8k1SYtGedmU_iJPVnsgmvHCHU.e9wr5BLiR8tVkx69.zIOq.XBBfTrGK_ouZhUsyjh9Ju_IRs55aT6pXHnI9dIJjjbI1cXS4EbKZpnvfd.RL0I8bASv3ptQefaoERJFHBB1783aoy1RghHEWVW.7uadWEukCB7c9TfOchZkjzXFMqReKcfFY3AViSl_OP7my2ZWScOO1JXXnbbEsz9S_E9znhJoljoWpXKjLY6.RpHqyNSqZoUSrelnViNuSy1v_qzQsnBd66WitCr3zj87inY1m7tJmfAlCh6QbbBLLcfez5fW84m3Y2MAoeqDe5XPcYGuGeFXsMa3yZhF5WwXd9MLgfIgYHhfJGKkqT0nVAyoPdyl65trR5uyDYk2yBhxIHkPce8f93x07awLGpkaxpeBDxclD9P08RGudUZmXcpgCxFkavPWdsqd9Aq9dOt1D3Ypu24FOu7uVQyArfME2Hc9BmZQYWoeOOP8aPlO3Kzm_TwAKUMXZ3RIL9dDLcBmL_SovFjSYK05bHH4DjGcyOGGyqvNCrrVjCZ0Oe0S3Mmar7DU4aU5u2pVsbvTguV.hfvZaqITiImMhq6QeSzLTpt4IJKeSmUoaOAjPdBkXniEahrNfZTYO1BZbCppdTXJiQOmJtfzvWgXz_PfyCbiGAhLeCzTXLyRblpRQEL7HqLuX5QyywdKLPxTSBw4QqyF80eG0Jt17J2sKE89V3gmBwT02Hkt_UPLCT9wEeHkseTnIjVVZhTP0WWv00WpMsAd886QSSOW.HnRzMYzekS5YZwQko3p2ypww0njjE7q0ldmpEVRRI9swqRBDPUHSwBMZSG6VzYn6GgbfN0vdplBvnPzeClOmP5_BIhoo.eufr4PrXO8OF4ZB0VpsguBoypDzoBmlzwaHpLRnRDe9BjMga.6WwewxF8HmcBBCz7LXYKDBDwT5Yb133uwIPLpF5Aoa4qbCiAxzpgxVwX0kFp3VHUFxymuk2JgJcX7oNDmweG_g3Vx8i9PVlfOOQQtgGHqI2G3mzqK2_g0qt99wvpMJWvsKyx8Y1irBHnrW.HvTveye3dxNm4cfBAOyjpsh3_cub7m3JXdIVJitplmYzM8EpAFz7iNCBWs4yZAvtw.kzGh1ZXTHBTj7ZRUFWoFes2D33KKK0TRWmipyQfT3t248Cmv22vd_yZRgjQ.4rjzw0OYAHtcsgcC8IDEcM49n.anP2JjBVXhV8wuBNZilaUxK9XNMnkww8wPZi7HtjrXjZTczXixesV7cbbzms.9acv.wFNagq1AtqFMcYyFBuzuoKT_vgiBejTcIEWRDxHyMCEzktWlDWh6UC.jgfViWMywr_v8Kzoqv.0UaZ3GPGXFJEiCKsVQI_KcWtqm2lwrbQH.haUyvLWehZvyOeFJlyPNUDu0nY48RYOA3ja4lcRRxo8nH2O1yo8ynak2YCF4bFx.WgMfZBPWFei05J0B1NMcIHp3zmbDsWXniTBWDCVI1Oaigo2KDf4SsMY2vzfzosfWUQ0u.IEzlu_8xImh6scvKYu.LCOF8TNM0.7gCA6JXj8w17NTAdKVNR9pdbW4dlwBVyOyN9IPxJtBA6p8vwSgbd4pwTlJYrxtRbGLjLpEJ.u72YjY8E4DwyEaAm8.9Bl2uWXyQqrTb8yBHfhu54gZctO8I1SEuWHbTHPr28Ki6iD4g1Q8PX0av05Sx5hEvletFR64YsiNrJf07gCO4SUx4LtnixDI0TDuY1vjs6.ESLKuEYsSIVs3cMjU2fHDRjhVn1WPoTcJRFq7IYFCpxwon63Vea_oF4gHNaWpZxIPEwev8Rq9fQ8cIZK07UjDNWN7zaMxoThqML4ThDWxAJRhG0v9CR.zRblTkRzez9mc0o6s9mNPYFfjvKxsFmTA0uC3iQAAPBxCFTTkM3waH6pfMMRinktX",mdrd: "_mEa2b3gnblNFS9913agGuk_OHMLJW2aSN6Yi38udKw-1739393360-1.2.1.1-d77RPipNYUG8r_eN64e_sVo4gJuKjozcCaToahuZvJaTx4XHQatKPADj5Y.rj41xWw7eEvxBn9QeCBtXKROoBsv2cnvPBjbCgISTEXR8viSNSj2gEjrkfD33QMHqCz_EsWDYnuQ.fCQKofrsTqzZdDykc75kUzzKj9akEV7dC8qyROBSx9MG.u4JqZQ1KNLc7N0uSIYLx_sbk9HUasQTLz5M4kmyEnSk_jDoVWszESy6kqxcml1y1UH1AvKRPDqWpv1zUp4X4YoYE_owlP9T0gotee9YOf8n1RpErfFrU.g5iMq4dlWRJlDeeKa3VhrmHqAU0QbP.N2ETJidQsoxcrXEBYd5TGMbKVHx7wPbGiF4ttJZeDZ7K9j0fsOM.jLl0PmgzXOtFczzOW.kC2ia0gnJRVb1nswF1apIZpeUFss.1osYlpNH7Dh8NY8Z0um.d2.n6Xx4otu86VeKuMUq_bAVxyfLcusTioNplrUHU5aFVVdC__KitncJZ9vmDO_T376Br9TyHrATXwyy3sUWRIUT9OSAfO2Y._Lmhd6_tPVe5_lCsuvwrxtyzpIRiYWNLg0SYnfbcGzm55FjeX.14epCi4olYTSXcFt_w9jo0uCi3_z9W8s.GP7nW0Qq.QL209NHNztv5G5Bnmxn1eLjhP3Q9v0KAFCJYTVtIJiGRfbmRu7Xt1R.HqGmA1Wnt6_rrnpAa8ur026G6O8KR2dJHLcUaLtW_S0ym81ohuwqbRm.xqMjMmWOkbPifcGyu_QzJC6Of6wPy9tR9F0yd5ZhVkJj6c6CCGYoolYmdzZR6WYKP2f3J.nlJ02xRhbLz6gv65XrQrsXtyC3kZ4.E1oTGilhLDfR.y7eyseb2SHtQjw0NHqFdoZfVovihbQmdaCOpokZHzCKQU9ceE3FxJlePmDm7EGEEotp25ii.cckJT0uWwfg7WeP1zKLq4srLMjVa3RHpP2y0BzTxk5FEWauKd8B6FjA74SLyr.2d80X0m1jeBDKScUYmHgW._9r.yxGOCBdRNNZ0CzOvCQukCZFIL.xmWY.XRGykOCYIxWETXXoxj4PHzQ6Db_F9QNGBB8p_GfS1k_jo4D5IXaWYXR7Ernu33p1dQHqjUOI1FMScJRRvjCkQ9W0m_UIdHGYZ0s32eSIaKKoXl6lXxLTuHJc7SFdg.W_0s9wU2vP9gYlEsD9PMWebLR.eF01LeJIza89_2v.xOu9Aoez5BMr1JvcxSrlOCbx03C5T_gx2Ui4A.pjF4iXqHgZ.uecC8eL.bg_imbShmAglq7QcHBdSOnmoXLRCAeiqKH3Tk4YwWWzEfhDUHOLwVTbkgEtYeWQ1vBqKolFxG7zEYqsSIlxG5_H_tIu18nZTacqU2Wk_bAH7M_1o9xmaC.ovO_AZv6U5oRdykWmSKEMtwsxBSe5uX_ErK3_R80T4KQ0KGkI9ql.8SAjvu4I9_vbuw0JqDTQjbIVA0JHtiWEj8cxAWaDkduL1dlSgxai5J.rd8ZWCRMXrV74sMKJ8T6YxcgSHILSPAX09wNnEaQum1CzO2fq8tvxC46bV2Yi1VAmbhxE_EAlv_vdwsQi14fp7xV6vo_suaUQ_Q8OBT3wMMZdkGVqMMTjYH1wwEIEJ5j8FoA6.RKvFqv6mYE38XvaXZ64MZJ39kIO_Le5e2qS9VENX1RyHOZz9R_uYWRTGQUUOUPx_D4buX840Tm6knikXU10EFXJyzV3QyxQquPakUoSr0t1WaTWm6SVWjjlwJafH5vpHlBfTYsQPf42ANdbLJojkeV76ioV6wjFqf53pibEHWPOrD5PNf4n6OKfz1lQ7NHTVzrgSI8"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f71d94dace63a';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\/2973581460?__cf_chl_rt_tk=J.YgJBL1qliMFOtOVaLEncAkia4jwYfDH8gdDtxEbkg-1739393360-1.0.1.1-JSFbW2uTHcrkhsSEsTsjS_X6OqdFXjjhmEVfM6HDazo" + 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