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-479660923903.mit-edu.top",cType: 'managed',cRay: '90f2e26a8cc88197',cH: 'pWyZXLxZ7lliBcNDoki_xx1IHycXQSlbP15_PYoGvfI-1739093884-1.2.1.1-JyNNHILOFaLS_9ikhf0.RPXODCVVMF39yuzAJPI7mlGAsN_Y7BghoKR6qrnpPKmT',cUPMDTk: "\/post\/4152709368?__cf_chl_tk=tAA5_n3R1l7zosGKxVQwVBhTPjjC9ahfPux8OR7Q_nQ-1739093884-1.0.1.1-Hxo7HR5E3DWkAT9l.815u9oJYIdIaeq3NZ9SYDV3FeQ",cFPWv: 'g',cITimeS: '1739093884',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4152709368?__cf_chl_f_tk=tAA5_n3R1l7zosGKxVQwVBhTPjjC9ahfPux8OR7Q_nQ-1739093884-1.0.1.1-Hxo7HR5E3DWkAT9l.815u9oJYIdIaeq3NZ9SYDV3FeQ",md: "4lMcqP_YZ9Y5ohInIx5__3KWKk0_UFrNGwCHWD3Fs5s-1739093884-1.2.1.1-vSljnWXlN0wLJLuEFpIplCr.hINc2OOe5i.Vr.ZyixY2cFP4fWVtLwfIjDKe4Nxiz_8A9OHRuoJpV_qIiW2EAnmcpqk.KokS7St0Qagrk_L.v4xZqO6kbJ7mIfDlVPJEmSAv9riyY.JAo.zpaV_bsCDRK4PvbtQLfjEM5AtJ7dGBmcAfhWRj_U8_fEsguViI7CdFBnzyqNZkboJuFAMMHfpxbr0ywT4ZBZAMnX0dYYdWmgZk2rjFECIBue2YswmD9Zz4fx5bbYHSscDZj.Iv5mE8m53GFYrgMSYkH_2wT7KTvAwq3FlfnY4DfJx8HH9dqrHzPqa.hJ23I_8Kuy8l_rUumLHwCJUWcfSCWwXy.Ot.Ch3edDMYVMa5IPI.qYml5YW9TUZzGbO8h6i3z0gus2c.bW.5cqQgtMOH84Iq11y_d9SArk6XD9moGm5mOQHxhfNs5HlHHhPB3ZSen4QOIUb.1eA3n8GV.YASiou7VuiAW2Hdiv2tTfaJsx71uJXEQf2jsOZsF5nnfgsHit_.WRLNBhlDHaphtOj1CCH9jkO012hbCtWzwTM1hB1BRI1I3nsACZqbPB4Lv3ynLyHiTSXwfTPkWbcmPWeokGwfGTgbX1jBgVM4n2qX6pAjelC0ndcRawXghjsbxfOqGb1oOLyDy.IVDMXHy5I.ZWYeroo88qOLEs7eeOFq003MhVcOd079TwviisPh0.Ya.u_ye.BADAKnYKvwn4UuFlNB9Rp1gKHKHxhaF9lWEKMFHFcXfsFajAN6SFRl20S43Q76ofw1LGk2mRkNfHummTB3Xh9xFPvQyq2tmrJQ2Pyax_UWCzPw3sNc1jfVQsOg0s7m9lDj7KX8K9vKT3f0wtGki9S_11X1dVkb__PoVEU9WrvPIigvjLEjxoxBKLv5wRDOFdFWtydv5_c8N._OtSnBLZoubCNWZKBKUF59ttTYGRWkT.SRwkUAJ3aT8Fv2rgd77wfvoFEhpGYLulPBl.scJmVpkPv83yhkDMQN.Qp3wL.E04fetuy._ZVUioK_ErkNbzv9k0UC0ktTYRQ77TC9wQvPVLJVFRXSvvw4RkTAVySqA6xaXKGHlJfNNZfqKTWR_Cb5EAGcN5RHq9PyXMGJo8XcGCqkJFpD6_kmJm0h7R128cIINx_uYlxfb5y1vqXli2uXw0h97IUWlBE3nHaauOu0WscNOen.G2RYiHrL53PtN9Ac40g6Xeu6hdO0CDee7.44gDEZniea97QNUEzESXzNVAKb7MmUMjIE_FhbvJuG24aDWaYffaL.YQjZCGSjPTAwERt54C75hSK.8lk.36YDNcfjFMmOrPRS5YClsw4_YbIxMsmFYL_lrWukKhxAHRIFtm7C03wTQrw3rCo3TgRtWPievipeLAH9CqY6oFzLlj_cC5LIS9yeuvju_wVLR.r100KJAXK3MYFcTrQFIjlIinjAYEw49yxDwqB4wt0D90JVpe2MljS4geLR5sMXguOmkNisFnWvI5nqPbWhXHL1fSynnFDy5a4oDCwf_12G479uciHAdqWayM1oYH6kvsIV47LUqwyLbF7ScyrMRuN9s0fUGSszsCsoDq4KMzLilUnRbUsMyjeZialuyBNFiHjMGrVIs5Zs8oOWSXxoeC0MF1GpssR0Ag7abiuxTqmk93lu0k6p7cOSr43L3cQV6RW0CJ02fl5.ngfNnYNqMjhBZPtrYmAravdSY72sgkdJTEamUSM0RLxJyfTL09nMh8MGS3ESZsejW6Mn97I9DYb2sTbCEjJ5znLnGHHEJP19z2EFq.49yN9Yh5FbRRWkhmJkawhf9oeRF1fwytxJIwmztR0JEURnEfSDvKxKc3N11TJuBZAt34WEVxzjRpCuPu1NmMwUSJAI68kCeYZum9n7zfI61TJp69oz0ji5D0TVMGTOaVbwCQJyD5FknRT8daMybsulUNTbap8xy0MxCq07sDnEmOSGfS90EyqhlMnBPzWiymQ4Wx4bO6cCRZSPNgAloB0cXB4rjOLJb10TWy6Qm76CMTdm1snkdAJUUIH2ylH7dyetSEyf6j2fUjKREVJWp2GKgzDcr9kv4gO5QFmG1.MCfXkb26_KZibxapwGOV2RtKwB1qfIExbvz08igLHZdgCo.LtFEleUBcRwJ9MM4IWQrKWa_oKIogLA0klMWMEuYs_lzGMjLiUyt6aJ3uONdxwidyGVcPpP8KlU3jVKV_uzGqL8gfsHVOY3crpa",mdrd: "_apfKrbZLEtZhIL5NnyXM3kjDj.RSfV.bhwgCQJoit8-1739093884-1.2.1.1-R0a0wVMZZzUzgMRJSTCQpIP1IMmU5MEDztf.Durpsb1IoecLzfCWqtpwXNQ1.VUXYINqMaJ80SMOlD_EnaclxEpH4imRG9u0MhX04Ty5WNI90xNF8L3dbRihKZj0brvqXYT3vPRRVFjNCs0gZw0oIcb0DIrr3r_ByTrVD0jCeUTSB7_CNXb3RdbMCOoJ.1kn5tDwsm8OJ1_ZY5MHbyUJTj3cBoFk4FUh0.Fq2Yy9qvb0y8BXYbKCabclJ3KLUOgRm0C.k3E9jTuyPPa9H27mXUy3jwO6RToQDIv1sdCtiKAHlrZh8WX.yW134rkls52lGp1sCV6cdWvYg2aqLNp7n.NpkCQQcZY961IdLHbiew1Ws07PPWjqxNtFFXEPgg7tFTjvMLAbZVpWxxgsPVeyNr7R185iEMK23QDshUg4Qcp9e0_NcsWY5y_cLacdrEgqbG2.DlIuCJjck.SfXi4Ad3YqACS8btF29PdaEE9DvHVLo.LaYL_jFAGbysFD4WYn8X_Lq9jFCspeLwNpYzu0FDaFEBhao.swmyWH2Ti.2X84XCJaoj_irtj8sj7EDg9S3r0dzrrEoEP5s085j6GdvhCqHeplgsaBcG_mwmU3p6DLKpB9lXvbaqOymSkVT2VjD6G1wDhMQja4vqFNcea9_H5OY4O_LNRjE6Pn8aNG5pbihhUqD_r_LOIzo9yOBom7OoxRCqbTS7wGl.D9CJI5VdP_sk0OjD0YwUYrUDwBWKvXV7Trbk6kYGxSZK4DIIqCfn1_XjYR3IPyNVuQn.GYYPgXWOW7ZXVbpknazWYaX0.sXNdZCqguCsxG6Nmc6aiV4hDsTnwyXkBB9ESx4Rwau6xyrV.F0Xw6iFKAsKdkLM0jxWGJD5rEqs5vWF7G2y3jOg3itv_lTfiDl_KEknXG8XXFuTMP1u0gSbuo_pzEaiu9nWNUjxsJ_xlAPwISMyQkdiElbnB2T8cidompJu5yIQaY1KEbs0ElOo3.uYD0Y9NvRVSmCO1Gcx88k3xuI6remziwIrlnYs9k7AogRUTeCElrrls9NVBBixTAuXN_rjyEKR9PkEzfyFQ8ChYItpFKBAgbbdkC9KH0FGp7t.hc3pySKgCt6p.Qu8nF2Iv19XaMltmiCup86a1lNmF6WateSyyYiO1fJdrnVxsp_CA_OJWWHlf_HPpLJcDq2CVQ56CahS9.yD.CbuYWk.CLWCrHLvvqDSO6qBqKwDPPA_JrbklDNFL0.fostLMudMijfGk1.vVc4S8G9EX5vE3K0_3lymRuw4ukCLW0G4D20vSOiF5nc2zYgkIG.23.pMAPARwu0IOqzxoNAzDbWv54PbILG8x.yVO3wsM7YgtThNdO3gzbUdk3hYEVoSBQVbxE0.h4Ody.2GvNc979KV_70aNAZjgy3PglKqrSTwlIB145mVbModz.Ch4A09I6uy1A9mZ39I2VEmW_CFeuU8sNmy8KuuN3osN7tY.6pqCOG3H0_k9OPGmkMsLH65ATfrLCDlPT5969RJzswaRQ0OYrEn1yAKlMlFL16AQtrhgHMUM8UZHiHvPNyzM1sFZklXPuAk_Z34ydBj0WzR5EzgMOykuR2i2EZejiSZZHkPDOM9zwI6ebKGm6l.9EpD0nIA9QVmZWoN6qlCXmSfmVvR4zky9fBw82CDRNLImdRdbcOODkEtZKyQZKVLdQLgJxOF1PCQJrxh_phDBhbg4ADv9j3yy3lKEtHwCU2hEeYuMuV.D6Wc81ANInvkOdzYF3WI54gxfZj7S1L0ikhjuuc7CmXDbVBQIG10HOB2XcqlgQ8.wdWdFwfZPounC__iqXwnV5wH4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f2e26a8cc88197';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\/4152709368?__cf_chl_rt_tk=tAA5_n3R1l7zosGKxVQwVBhTPjjC9ahfPux8OR7Q_nQ-1739093884-1.0.1.1-Hxo7HR5E3DWkAT9l.815u9oJYIdIaeq3NZ9SYDV3FeQ" + 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