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-108381461168.mit-edu.top",cType: 'managed',cRay: '910fcb874cc84295',cH: 'kQGTDCRm6AgVKh0pFCHrG0X0_EN8L30T7RlDgHTFrxI-1739397034-1.2.1.1-UIey0IHZbb5nIogztxYoviiBhlWbdy4lcmV0nm7b7V66HrbDIngR3iUEPYpEtmmU',cUPMDTk: "\/post\/9738046215?__cf_chl_tk=LwVZAqX.8VrKb._wRbQfR16U6wCEMmf5txMKOCyBe9k-1739397034-1.0.1.1-vGtl8k9ykg0CnGxmdaOgiMVebI58VkPAR5DkGVp2J5s",cFPWv: 'b',cITimeS: '1739397034',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9738046215?__cf_chl_f_tk=LwVZAqX.8VrKb._wRbQfR16U6wCEMmf5txMKOCyBe9k-1739397034-1.0.1.1-vGtl8k9ykg0CnGxmdaOgiMVebI58VkPAR5DkGVp2J5s",md: "woXtidCHay8Be2eUpHtKduOk4mLv6DxjplEOoVz5Zr0-1739397034-1.2.1.1-WOElUBxr_hzpZkI00DQzjlqpoGP3lMmbt6uCU_wUDudlD45m5ShR2QUJRZfZcgQZMqSc_liwC7yMdc7rer525XK2eXU.N5Brh6iJEn2Gbxbb2zr6WBCajutUWnz5CXl2LqVlfma.SPFmj_Z5rbzGLLddy4KrBag5L2fu.qWpTak.64c9j0I2ASAHsw4f8JZz6sbbuyw1xbX9Gcv6wd1I7I4UIlB6.hOXvVilDurGbmA0bhZzRJR.Ktf48Z_xZUfVqVoWS6XEomZ.m0DiIPZdiyLJXfQhF1J_OWmA6NLhXp8RWJXZroCYf.Up6444s.bVIOsatDckl_nYkBqXBhnrC8ine3w.weq1kk5MRvUzLnj86UEUrwIOCxoEim6kKtWbYJaMwwMJFLnjb5ntaMiI61mMGcqC2ap_.pVvDhwSo84FH9iMv56QTp6jFzmQiZulHlo8otZWleRF_3bJSbQsNIfS.YjKuzYQNdi6UMHBWwsD4aP9_ZOMiYwdqhwEhkxLO7BrhHox0KojDVbkOVSZyuoovYGb7gHzKu4DuRpWlI8Xt2XpairICJHaWMFmpZUJXW3Z34AozS6mLLJkUpj4xBcWJmrTzwW3MsrbyKkgvGXEffsYBG0Bxm0MU99EfK2_Hxj7Us_BMizhaE8TD2Fwq0cD6DFuMXqpTDUN.khEXoMQquvaZF6f4vwtG_kxFwHl6SVZb_SWK.tX1MM_eaHPPN7Fngn9HUddVnqTceXSSVGSkFJNDsIAnUwlTSo1fQKNKbEj.7oIYP3iC4Zl84qsITEwuc45chzQLmkL9h349eTpWCCc3wtWUFoAaTqSMn_l7.zvnU4k8GuCccIR4lZCi3YP_E65nN49W0Uiwqz6i9dpuH95pGSdUbMPsQa3x85x6SdbkYIzVH8_hl7pFXY3GdGSF47NUWoV4KDNCtdq6BLCZMhOgZm8yJt9.onAwz.7eKQ.K92g3nUQq.3AvhbR6mJukXs5CcVlmgGxjetQUwpmMDfwG3fPSbUJChb4s8s3byi2OFHiBjt0rdmh6YQr37w7zwRPlBcPlFby1pXYIC2TpAQmLzRmS0owUH4Go8jRUI42XpdjVOWu9uY18cpp8ZK6gUXxzg1Jt8MG_.KBpVb9.Y_goP.y6QxVD0Xpe_iLTaG8kgPAOA5g8e0Gz5eakbbY0s.Wo9j8xVgz5zN6b1GevdhAtDj1Rms8SrsB8jf7NhgxkhKumeG2HKd_lJvkA1MPNBj3i70duBJ0qjxW2HpaX6YaipwlhoX_bzftKf.xqgCrvBE1QgaqIhGzSeP2SP9ut3ULYbgMQt2.oKFMUUQvW0NT1yn9kh8whiw4hDUH9n.BtfkhtWysIrr2SC4Rc_EmgITy6dHE2hlCqsQNUXNWcxhqTvBOF9ndQgZt2mubj19qcPutHp1V6kHu2vOaQr3C7TFxPzwNOJI78hsXzTG91VA3fmMOrkEPzOv9sVA7lCoNbGgwEqCZr3PkECT4trcIRqy89e_P2fx7P04phdlVCOiHnqbzkuHv_Y2wij5jT1cabOfG8agWJS.cvaHrkfsbmJXLrLgpYHDRoEC1j4LGHfND2LviXocRo5vQ9hDcQWPIoVF0TYRtmgi6cI19Jri81bbhhbijqZ2ZEC5eW.rfz77vn9fLB0A9du621nw2OnJD3SWgpTXoKOIe4UkTL3ftaf1H42YgAN8hh41Bfi.n_5_tp.upxQ7joyDygpargG3MYpUr0.l2mcDx8UuZPet_CgyUvuTBspYuLQHqWXRI2SBSlXe6RhcVZvR_lwPgEcMNQhuPcqPQpSGCwnAhGSi4PO2FWr_8xsYUxUxV99Pvl3sBNjquyYSmgoI7WBOya78cOPTezcouwkLL3OYiHa.lGw3i0sUr0E5AhWjWD0O25MvfY4aXzUWUcez33NoKj6QLYVOnfsfYIRAdhCG4b7jp3fh5G7qmoqlVchBMETCcEje.MHBtTde0bNFAfnS6ZkELMFSpH75Mti06nfwy_SPu4dgNf4YDtgTsMxAFAMvpvOyajiOZthuN8UgdUuoMpBgoY26vPjRamfNFo7xiwrLYrcf6OfBuw_5_XkUCy13TCqb863diMLd4mmhOxV3aYPEyHSrwDlTC2dxuLb8t9T5mmY2NY_7ncAOOoUaSr0QJ7Dt0zx208XXlZM6Uej9fxj9LzkFab6xYRoUxFHEJyBJOAvHDwt18WZ9D6lb7zrvMth1rfZsxL7bvp7KCc1yv",mdrd: "p3VJYtg7MYaNLeSEmBNfZdVUqKti8.8PUXns9ii.K8A-1739397034-1.2.1.1-MrkXk3p9Lnmhh5hDB5blPt49941GLJs2knDAEu1zchr5mcQh9xMnh_2FqKy16iw.Van2_R.dxUV_UWLG8LQM5QeG.EulTbxqbaItbELL6X4EzWXVdqBeJ81kwq03_XImygi65AYIUCcppIPpRsNBasvhSOXAThvMM0tFIISOi__nNc1cUhDndil7HOspPZlDShidQOpq17tjondV26NF84_KeSzKoInwHpCVgfkMpWTfC5cClOMshuKm3BTu1f3w6HQW6mN1vYYNycdeyBgvzZrgNW_DS8RTR3kgoK54gimUt6Bifc91sM9XXxPzRYHgXAZyfY7TEvHG_iRM6_.hLedNJxrMAZ_Z7XFe_8nxHAVyuxIr7oU1yYCAuEMNQ2EeL2DBrK4sK_Qvw5INUHgCeGkXfdSv0HFYNeMFurG48uTK7bTrurkD3q1HckQA.xbu7GKplvxHlYv_ikEwvR1HdcxlFzMz63PFqmXR1MrFu8E0e7dx0ldz9xh_v5rD9EHIh7Z7im8LaKwc4sQUVWMmoLvUoImDQywKp.Ow9JCQjC0ztBoHOPdjzAcphZ5miKBUt4NpGQQR8nqN1e7enUiTk7qxZuNZQg4NvDBkevava1x_Vbcci6vX5WXZJGq7CLj342roEzmWy.8LF90JNj5znANBxLUV_JoX4txJqHSAiS7DvUDUMEMd0w.Qc_0J9qVKBAlN51PrsFbuhneopk.R6UinN.XxbVtQgrsNbU3VmwBsQlXzV6PK2csxB37MGlyzOg1GCuPB7HQTBAJPUvtH9x2TtLuYrN5P_2ll2twaTFhwUUSx_NZoMZYF5v_XZxhAL6mnLBDz5ZiLSyS55kl0fIxz.LbzgAwSbQdQMeOSAZZZkKcGAP8RupIS2AE9Gvr6OWwKrqahv377FuCYE1BlIjsCu7_0JQ.TI5qu3YaUiWxfZsYUhfdIftDvaX_aHyfSDtAtxFCRuHZBkDTno6Te.fo.eRn2SCt_IvQUjMTVEC7JRy.SQqN2hekKZ8WDXX08fVyI_90ceuWsGuakyHCCsYOf.8ScjlwxqSU9qAkkAifVoBVeN_dAkrgYbTYAyXlWaB4q3k9JxVE9Q1KKIUZ8UTvsV8ENblKTtfIHXtDcZbQgjbm9WJxYymDLaMMFLMM8qI5G6T7i.a9zytlw5hWTfWeOPFqpvDiISXXXTzYnFU_B2bRTX1MsbsldDYdJdmvu7_PDgt20hL95hgQxYKyujLIMc5tVFmcNbGkzIps565hxZKtVqOtZavFLjXJr3FLn.qpjuTN2Dr3Dg.8mmz93KE1ataXtXcdXopKlLdOQV.MdFxkyknpuOXz_OZ9VBMS5lHiF3KWTr4RHPbEnjwB8LhfZlBfIf4P1rxrnQ08NfMlWk.bnq4DrBg0p9GsSF8qRzABNp9xq7fpklJDuXL5zrdEMb5K_fSzO7.qN0qPJefAvdacLzBth11TN2HrxHtnrbiUlbLMs6nlwLWh83geeZTAIAHUL7dhK93HOPyIFGbxvSwXrYfXq485RB8F7F7sPHCCpeLqlmdZ99Ivf6Rtn1k3GOjAE6ZvbKtSsKkbwuFll2wCPJUCVLeeYdt5C8c4LzrO07pkyE_KmQdcf2sq47ehc8AxQQOuPAKphZfHOdU8aUV1arkCxb5FMzUEkWIyshk0Sx8O7sKzhRW6Ys09NrgEgGpjdb9jdMmaVI1kyjAjE_99e8yuFs6loVGeDR1iZItbxT3pLBo4eADnTqLPdJJXwcT5WfphuKrU_0piSsmYTIqjTQeNiCGo1JMiq53Sdl9GIwkWPB3q71Z.D3qGq9Q"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910fcb874cc84295';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\/9738046215?__cf_chl_rt_tk=LwVZAqX.8VrKb._wRbQfR16U6wCEMmf5txMKOCyBe9k-1739397034-1.0.1.1-vGtl8k9ykg0CnGxmdaOgiMVebI58VkPAR5DkGVp2J5s" + 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