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-670246749922.mit-edu.top",cType: 'managed',cRay: '90f96c373fb805eb',cH: 'sRuzzhki2kcdYyJzqgnRtrNOC4ZzGBnHdmsOV93dRBc-1739162443-1.2.1.1-DJXDcBJ9b_fHMaaP0_sAwepU5vvR7Z.WaQF_40PClNK_gRY009ElU5aI_viL76Lr',cUPMDTk: "\/post\/9328704651?__cf_chl_tk=PfD9T_oZ6u9PkQyCvKxYtI0xJe4sReKxmNN6lKcEZjQ-1739162443-1.0.1.1-yBz67RA5NoDvmWlxFagFgv_1rUk1PTac3ocWUyI3Sj4",cFPWv: 'g',cITimeS: '1739162443',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9328704651?__cf_chl_f_tk=PfD9T_oZ6u9PkQyCvKxYtI0xJe4sReKxmNN6lKcEZjQ-1739162443-1.0.1.1-yBz67RA5NoDvmWlxFagFgv_1rUk1PTac3ocWUyI3Sj4",md: "2bDGBUSNQ.cyh3gYtwggBBpSOTjJIH9SKwObBBHLhbA-1739162443-1.2.1.1-Q2GbHWG2FfPIxodAPw4_fN15hh8Z_84kyyqjEgkpMh3WDlQg9xVsMsXXEPlJbZTdr92JSEHKjq7a0CEAmDGzgbVKEw.qQaR0pDMGrDheEpUrOeOs76uDkjCmM9Xd3zbQqpK1xdRX4U4tMtcxWpw40_AiX7hz7aVMKF1d3APcpIW4AMLmTcAzGpRSUWiDVlNVjG6XCyA329DIyphp7HN3Qf8NtMgCNxJN5CDWSy8U6edBnNu3POF1rzRmoawrrc.CEqUbTuSqPoscWi_t16QgIOfKQt8ohFdIuRyFpRmVBY28zgbsvkjcgoL.xyRGR7uj_Xi6ohmbrTO8FOHURIdurjXEHNJPuzyCLiHG_9ioZ7fmc0XxlfJm2MRE97nV3R_BMahWO50HNChxVGSnD0yd4xPimvPdokQx3L5wMtBJ8B37BZJrEClfM0SvaSVO.QsZK6A4rYBRYT6Id9I4QhgXcgX7pZ7R6ppYF_STCMqyDykU3MFVS_ipwFVxQtO0TA7EIZIPygD8gKKyPG.TEDDVkqycPvM5W92iNGwCwRhd.Us3vuhB4_qOGaPOo611nTB5qxNDxRZfJGKeBmvDmYnA5K6anSmVjHsljN8igt6RkwKmpEiq4e1IveqZ4RbVgsMerTodBOUxPB4rEYOxR65apGC7BaIKKp.8qtbLQWECgPiMHYE3OHBCxJw9t4b1KMzNQ_uvQPYa8Ock6jNliNhRfASyk5DP6Wq.UbAvUdUNSCGlMRsp_o1pwoloDBe4gijpaoRxoSlABF_vg4mew3mpxAH1Cri0PJAlVqg0cfOuOyYCMLbMeEZoLc.cS71BdZlMdNCqZHtkCl8QX67IjlxwSk8LHWXiVemH0JK9FZlhAztPnc_9quBBYHfnqKXKDGo8r9pPfnAKIKOvL5ncidF4v3SfMsswNMRdbJsFgkry6O3tmKsit.3dMZZaegYFEK52aZnu71en0I9M64wHpKIvjvzQGFw0g_eguqMLG4OS77C53NnR3EaQp1gq2B2Q6aW.uDoa2RAwL2l4VH1C6AomAW6J3Hwrf03a6GeJAyrDlfpQ9Axbwuuok8N4XOYmCNWTHFtsPZydQoxZv4xPPKfMin27YSDkEpVWvmeod4wOwGJgAmCFs.M.KPJ.M87nTmrcJ48PtmgdyFJbxKe9J4qirYoijhcN4U2EbWvu1t2sbmnyTDX1Eb5PvSnAAFI6PPUs9LR2dZ58sG9RTli2LGXF51MPrDNFRB5.Ex72cMEf6xIyQ2Fw7hn8gWoqpiRw.QchCMIYlrcnKM6V3GObktJeLUyv.lTKCXnwvThFpmeJ9Eh74UtQiuIthClOKNzsyK_o6WZHc_pLRHiM0bg7fHnQQu6ffx49XsPe4gC0BzkM_pS6KNwaaZJ_t.topuy4BaZsmDA4T913Pd2c5dOuMSkaBPIYnm9J85Lr8PSmJrKWdYlCdFZYVUTzwnpdjUNWLjdN66xqjA1PsjoiBbrkBpbR2iNgncZoFEroGAnbiYM.BYLFedEC_bFm10ze8_BXufYyUJGuQBjEYRRq8UnkGdzjS37HaoNidqS245y5EAL9Pxi_eMes49Ckty5XO6g15hpOcNNt6S_qwOTHOGQETECGaC7cVXBY1tYFIqm4Mg67ENXwH6EWhF_ZRBTZ6wCBkOxVqfGmOQ98VaEaa73ZLOWHoNrgnGZ9jLD7f_fbsYaIfR45NM1.BGu2gcVsz982lTy.g8QqkLbHsyp2AXs9bV20UlmNNiuz.jm_Y0a9ATorqyIbSyO6AHBuCSX4Enl5Cu71AyFUUFIYvtAh3dlBxKKHL7.NaN0AWKxLlup8mI25eCRT0L.sKweYekuVDrd4yOXzu1dTPLBOzzZwyfcXYCjD.WZk1OjtnKG5zz694UYxtc.nhH1VuXcMbh2OR5roI69Jn_rKrc9pBtMfUNnW4KKCfUhLYzFNNCZNFxjviP1siRe_Fvbikuux1ta3LQi0gP3tn_9r5InRe1ixf5rJznkxSlWYy1qymNNvliCEJdYNpMefT6BZIIwufimaQdZhnKJwn21ojqiFxOdaNY230NmOMudU_LYLNtlSUZHIwJaDwzxEGWYCxdT4jrW2NG9yLKBE_8hpsPtt.WwCQx91TRoVVwwfoviZIaOb5QqW9srKSnqW9IAhBZxUsL7FIBAfDKLJuxC._pNyoWfnHAqtbPVfYE8psW7j2_qn6NTmcVHij7K5iW8cgRXrihIHLwSsGw8t",mdrd: "whe5ORVC.e6KRAcQVC7Wi071baJBVjTFCUIhOI2D24A-1739162443-1.2.1.1-TZ9eu1s9Hy_vpLMySJ6qxdBZwFo2wq5urr8MVlmA55W5lfm4svSlhT4gNgPIRZG3YzSNyyw2ygOQDBPdre4zQlfMQHrNMbFI_OPp1e.26ynrLaWcBiwW8GH7vVCfmtQBi9ADKPf87y6eAuM5mZKe7Bavn47.eIEQvBcMyqcK3.U8FpfpMzxvWRxiP.XziK6vqU0kcJZMUnVmsgUHXyb8020vX2yh0dW0jM2ZmSfoJ0XV65y7YIrPN_5w6gUJIQKJ15HEy7_oJh_UYItFe.tonlnRNFTmj0E89k17QyPKnR0yQUhEL5hrL8Qpx61Sv9eKeEAMbrTtx_LFgVaaLesgYuZg6MdKP1ZLY8kIZ_Le_f6B5TCApPPLl2vlqybe8fql2zWVr8QvVvMGyYTpukrBZAlHI_ZGIbcPjTgsv4pqmrT0nenRDH5MS.paYCgYllv5ElqW.MISkhhAhElmpgaDXdSJLpYuUfB4.dWTjYDq6ZfUhqM0gEHX9fWuQwAhsl9dRU7KbCCsdnHsXnkZ43SFGbCfptLSGI0mPx0MAeK3vWXeCpjkXfsxgCk6vHcYgOFLm2ohD..LicUiFIlejolkC4viG8dhWU2alShzKNTGPanGYY7Uv4taQKmZJnwFXAY.u97JBeFsKrhlN3m5zlj2I161T9oDROoDQxM.Mry3Ep79S95zEmERfTX75RcJhMispznZre5Lxky1UpH82DhygZBNTMku95V0eVdSri8nb.a4X1LMoEjoCeLeWRoGeTvST8MI8_EAdIkZI91KubU9NXzqnoVsEkVH2g7G6g0A_6pegOJ.Z8bN4uzfnFhi3VJSmGq11GuahP9umUr6vbu4mgAV3sRlwEY8ZOJ2.j5n3s2uUNn5EzM8PXXr02hR7bR9dnLcKkcP3Shnh9otASnb.peND20M8RRB0s4TI1T8A6Ht9LCSm6ZTgKaxoF9XCIJ4jEYDl7igDyxSfSQuZZl7LhD1vN6MorMyZk.rzzSWsUZZ.sUjt0I2OIvK4S9CzeShLtJyMpreF3a17iziPd6W2_5sf6waWYV3Kdt5Mzb8v41jZJ4DpK0YQnni1VztCM_To4BYP964szYe6Mc.2niPrbvW9G1KdxpWR6POKha02H9EFARsozwbFBhJMTOdmvCpQ08t0PYz3UKmxDaGcVR5T43STqCL_qReSh2hp3tn1ctsfDXSXTnlcZY4QEEs4jP3CAfvtW6DLbASRSU8A3h3zATzAp3rD_BwnFkx0ZEGYa.X_894XeCD.pVTEew.CyMfiOMHC.l1FRAAA3CoVELYhuAUb6jQrgdRRdRCcHvhqlhdTRpVPRBKikKZByTojhu0gCPgaOW.5pXpYgmfmGjDnp1x1EGz5wSYffaTJjz94AOxkNCQF4JTfYbcsEackKavawGTAKp9h4dC8CMUfqsdLAMQed0slIrkvp__4bnpsYdf_5fhWRewQgwNCS0XwcHZ07eb85bvYRXEBv0DDB44zdr10ulJaCbz0_svgNn5M54OTgh7vHYMDK9QiIfVyKGG6DXmdKgoOlxW67eF94rfg1.zOfLQ5p6hyqxLwGigRwJ8jfyHomzl8a5etSGjRPjB1ycdk6MpioN31I5_nf0JRn0wTdE.Iuz8YfOi0K4b8e_kU9q61g68SyYEPdUWmveJr5lyuDVbf6dKTK4KpTITmL.2Ir1sOM2u7mTTUWZj5cBrc44GT0HXb8Fv._34Gllw9Nhw.4kCGzNu0ZqNyNq9oHq4ieMG8fjBkWUk.5GegFuVyb53zTYxyHvDafJt0.QRyH1V1K9L.dNoYB6PTI5jZRQusd42ekE09p6CHlOaDVI"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f96c373fb805eb';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\/9328704651?__cf_chl_rt_tk=PfD9T_oZ6u9PkQyCvKxYtI0xJe4sReKxmNN6lKcEZjQ-1739162443-1.0.1.1-yBz67RA5NoDvmWlxFagFgv_1rUk1PTac3ocWUyI3Sj4" + 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