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-747293380974.mit-edu.top",cType: 'managed',cRay: '9107b3267ea8c94c',cH: 'svB.u7gzeMzkZ7DNr2iyotFRXgZDa1becqBmkb9bN9Y-1739312149-1.2.1.1-b0Ad3QATemZDxoEUT8NIbsuPL6AeQZsfzGnSC12ByiuR0ur41KKJDemNQCxMwZMH',cUPMDTk: "\/post\/8956201743?__cf_chl_tk=PE7Z5ZLoW90HapIGhh295NBEZ5QO8oNMDemzNGBQojY-1739312149-1.0.1.1-4DOa.P1WRVDk5f.a7vC_Ub63LIRC1adxZ5t4OlTpPec",cFPWv: 'g',cITimeS: '1739312149',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8956201743?__cf_chl_f_tk=PE7Z5ZLoW90HapIGhh295NBEZ5QO8oNMDemzNGBQojY-1739312149-1.0.1.1-4DOa.P1WRVDk5f.a7vC_Ub63LIRC1adxZ5t4OlTpPec",md: "LRkpBVumr6snjwNlBQTUqwOtqrb4bgbiA4JJLVazAbk-1739312149-1.2.1.1-y0.ZUzNZAihRIdSNiabCAFtk_FbNhi4XFx8E1HL6zor6tthdxNPw2ngNSV3q3Pn3T2Qg_Q..g8g9Cg9Zbvvo0jCb94bh6wm722KqXSHqUKs1kt2jRNPjfCw0GIb95VoXrY7rAWCqIoX4CKQgUDczopbV7W1HRKsp2dirOiPRMbKYYwAB9EQ50TODCHtV1hW_b_r9imMRXWk0gwEx8xX4o_GR3bkuhsGuE90miVn2h.al6Jqjn41VGKtdzuY3NsmeQ54zdJn6NfF5uEWIBOqMlhZsEeMQmYsYq_tuecNlxLoUC8QZJVPSXF34K.liilHv6Bc.RbOk.yvp4wSv5h_ImYCjW.12M4L1SptsWz0wipyp6t6yZ24n45NBcZqjLoB9Q2x1HvSIpV8y0NbH_6jvWlVUkqiYYfsmqH.ewXjadfECMckotfGTPqRM1XLIqQ2k_xDn2qcpiQG6suuOViO_mHIKevuwNPFsRfSRBcJ6UAUwN_DfMAxrGC4g4wSAhiwV4PItkfG483MVMXBgXjbQ6gmdsUsJPU4BF.gYvWetQq6T227tT9eB1nb12RM2OTx4BfbFbZxFdU6NfAO7nVHfi8.71Ej7.a.3z4kNVqDa4EYTHwRGIEXExpoIdBvSGbyNpE25tvCdmkJ5UzUZTs1OcTz2wGygu6DpibjQHYUs0JpB0D6vwjAizYxhtDFrcdSk_LqgjSFrWeBllfVtXEEk9mjhLLVyD0bcQD7w7IkeItTMUQIEUlv.Flbpp3xKW5y1Vz4ISbTpr0Eva.V_wnO7nhZVgG2t7YbFy2sIPcQcaDtmJJ4Bd1.DL5FC5NhWpajBuIRgL5rHaJNcEDqZKoJ0YPNvDCmQKABxuFBuZXq6DbT59ZHFJZ3JU6dWOVxWgaG2BmKS74Dk7urS6RNlHZERPyRSI5k8k1PNiXPQGFBzD5zo9KkfDFDfqJg102KZwHGDspEJMaX0sjmPl5mHKGzhMTG4_pMwTOe6pb6J_yyBAraW3KK2r..ZthJmn8mM7wIQqkFgANAYqdmDqpr8HzqpWJSikr1f53VN06ry8OOTCqqcZwR6YGMtUi6wXP0_C_p5trnqQw3UAjsUF.sUOAI2gDNwy6vvoy7AWrWXXlQqCxNutaM.dbjuN9ca6XDK_BlgluvSMO7ADNOQe0qosXxqbw.e6J8tJLCImP5ZxHTbhCctZLjmJ7smGkXcnLc_2jj4TbRIVcfj4XU7.xPZW_73XXDdbLULr8azq4Q1CZrV9Rca9LIBY.tctob2JMIPpIGhV_OBkiiABRcaHHSU.qeXLCE5o2Ez8QhkJD7Bt8f_kn5s6X9VH1kZVYAM._G4MXWuAf9egpkiuIprxOcYlwfg.Oxm7QSeaYJBguLfRhqCmN_HCuV8ZocEC92gb4rmf4M0XPIxwwbfX_RaSxcj.xxbT3gKZS784ep28uXxk7HH0cEBhYNsqyGqvPdgen08rwumRtY0nLogW04zcWPpBA7sR7_l0jDZ9jetiV0PKzvLQBrABdm.ru_qo_cKrNycHACeTtweEQr1i5geA4XlisM0wECJkSSO5FbRe.jStsY6OITN1PsWVt8doWE6UoPB8eXeda3Et6Uy6qQxb3AfoBXk7RJ0nYQuzh5WO4xm0ObUacdtLssXmgDhGT2VosSmSJAz68LAAopECyElhA1yotCV05QHRB5wt2f8fQ8Ab6PNEqp9.BWRVoAZHi.XVMvc38hLyLcOpbQtu1uBzLNeKW2XMIU3EU_wmfymD0RslWwjpn_8c3cUZknBrW3dX2iljchrTvZAqY51cpchTUanJJyliMLwmOt4Xvm.vm9epfSJbSkk4hy6U0wjKYr2zNteo74wYwKl.OPawicoZjIQ2NY9xVwWCSto2QzaerSCbPKDgwY1QWFJfTimcsQ1qybnfve.HOWgzGCr27SOz5WiQhHh75RIXuL91o3gSj0MkGLPVmC7g37apHOps3yaMnE373OUilfAv8JJPljbmv_PDxBQQALBDok05LOEWuLyF8XvDJ2NDfW.0x09c9psjTKqS7UrdZpkccttTazAKn8Kh_sxuXFBTJnncXaDt4B4dmlcuSXD1GihhaJVoYS.L73sFckzv9Q0TCaA1FEcAqM5j2LN2v0JuG97mhnmhaoLX2QSMp4P5tzsqnkbgNmEF6WKznsSZ1k7B8pz21dDt.oOAZiTPW2MkmF_YaagBET.DuzFBihDKPu.GmqQJth1DcFWxOgX",mdrd: "Qg6H1JoT5_xiyQQv3pdIqdw9oaIusbLRIfWkC.K7WKM-1739312149-1.2.1.1-yMxPztCFXX9x_vlwoHxJmTN7oiO536AUPTThDngOM3_v3GvJ7XfoUA8qt31ECcggAq4KUuu1XCrEKkLRrb8zAJsKoRn9qD7BO9kRfhsJgsxDVXUz84Sd8gNX_A07Y7.W.1JhvZs1QlxTDeZejay5vkuAPGE61YlyFi7mGP5ybIt1W4kxPhW3KyFj64jq62bmP3njuXTZYyw46NlSeq8Vmu3B_zD.J._av9JKZdjV_ne1Fr09NWW3VP7C9pHugvATnzvZxieyEZZpTzDbfYHqk8WE6hFsO3iobpTiaqtbKO1nVkIFvzzPftHL6wQklTwDkikxTkU6jNZdaiV1TZ1pmbWXsDYUGC1MdTmvHn609YVWWbDW7oggnxrDntWnVGzK76BfpaboQyFsSkXbPoAvc2Qf_pQmmPu5rohZXWx9xxc0A9G.iNKmgCOOgae.OfGKAkmScOZHf8kKx.vQJnG9yKrAK8eJXO_FyOZQ5Fm6R0SNdFjNtWAaseea6ZL60bpENcmusFaZHvTBDv1qwqPik51Cod6amkY0pwNhYvo7wM3keEZbVCwuJDBd.x..7IsEFpMuVela8hJYNAJEJtCjwckLbEA0QGl0yKU3XJ.bMwrnYzl2CRFscOSFPFPiJ81T98vcxCTve2y0gqV.ZOxcR6ZOKxVNg5usY7HcGOxt0dM64vlYeG70MPOXLdWXxl5dYBzu3OMguTYs43FVGg0HtiSYSS5eCDcPO46b4mukuAYfnI81zOOZk1fzW_KGlKpovdu00MAyYSEqT_yPf2CUeDCi28Kw8cPXBNq.0ezndhBc0fAjYtDEjq27j_vbBREoIL5qZG3GH8J3Io4qaDjytgWGpF7DE5qBpDr.2hHxLy9mvgeKAvFKVBaitnMQcr4i.X9qP.SV7kkbgS4wCeC6OFixHngfP1AIEixTbs3U4P7jBm0Scln..BkE2.5SaMhJZrtSCilSG8T.buiJ1GwpHcUU9JECXsOlBI.UQ9mE8nbKM2b7UkgpaJT03nyoOmjg9gX8CeUCISgT1h_xB.dvZvE5h70hHahl.b4Vw0_uo8w44WZ6715_2s2rwJHWvn_jxe6hiEgx6auev_w0.dSoC_sYY9u757LXtnKBdoUX_238o0QdAgB9P8eu2OOPUEn04BGh7yFP.ac1DpjfbfHMAzQ0HPJMmXsscxNUDuGkOBgwPYls98b8jB4GXBWYMEiwZK3TYhn.km4Ym9aAe9CeFx.7jNnj0rIFKFaXzxheuKH_B295WDO9gZzcaJmf2jvMPgBnWEbg9AlOLLSenwz0kBzicyZv5QDCi3hy.jY9I.6lg78BJVBZcIQWqBEOaXJ48O51bKkncbEXu8jgwouHutOZHdZj9yBsCcjSyXZATkzRkGem0ZfrjlcpePJslirU13mirqI9rllES5cJjIXQdx.L1FcphLJY.ASpRapB8xJjJ_j.N7L4PbuvxGqMyAG6dS1HvX77MGd1WGBgZLRBKtX.x.R8zlXhz6WPiwASr_TpYVSSVKgllT4oSCUjF.0FsgaI1s4RgpmvJgKQcL93mDw1r3LkTZ6fLtj7h9R452khFmLEffecoG70T83IpEGMOseog_UNHEsf6kyKqkz3FlS3vvSPIACNCNXN9NaXOQ70JInndNgoBcdbH_sq8kpfUxvcz36sz4_m6R.rwkqnHPAhaeZerxr7i7pWSus89Jk6241BKMxE68JGJI_rQbs3XZ8Qodef4F2jQLXxruOE0I0qe.hL2d3s794TsvYzKk0CN7Duyik.pXw7kWjqlzwDCCD.RTo_HQnbuyRZdSkoGw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=9107b3267ea8c94c';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\/8956201743?__cf_chl_rt_tk=PE7Z5ZLoW90HapIGhh295NBEZ5QO8oNMDemzNGBQojY-1739312149-1.0.1.1-4DOa.P1WRVDk5f.a7vC_Ub63LIRC1adxZ5t4OlTpPec" + 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