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-584865569066.mit-edu.top",cType: 'managed',cRay: '90f37fdb19fc82ce',cH: 'TqD3Xtgz2wcWVL1bdpjvgRiBdPBpQLJPBYKXxjF2hkk-1739100333-1.2.1.1-4psPpjWSXlykWC_s5_N70ioKI_sMcQPdWl83rTy6CORsoUSVciTGKfybjkmSeEQn',cUPMDTk: "\/post\/2530687491?__cf_chl_tk=aL17Q5AQQ8j.HrZv.8U.17RaKeEPsZFamxr.9Fe3OkA-1739100333-1.0.1.1-EYDZoC23OAJU81ZB1S.neXk_LOfWjkWIM3tmF5tOAa8",cFPWv: 'g',cITimeS: '1739100333',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2530687491?__cf_chl_f_tk=aL17Q5AQQ8j.HrZv.8U.17RaKeEPsZFamxr.9Fe3OkA-1739100333-1.0.1.1-EYDZoC23OAJU81ZB1S.neXk_LOfWjkWIM3tmF5tOAa8",md: "GulxDagBYGp4kGt8ewEWt3ysynBUK8l7vW03LHsODgg-1739100333-1.2.1.1-jiwbNPPFj2yNCjosPMzm10XfQN_kuArVMCNdy7MtmBQ.RY8rdzMcnaZET5foPDRyjHTwAi343e0Or4Uyw3Tvu7R1FackZ5o0snOKojGA48e8xfAi0Tm8yewkC_UD7PIVeFCtoUMPwGK5bL79xPtbiml7.e4ueiQhk5XLyuj_d8gaQC.kQ1an2HDlPzLggqz70byMlnxSYsJWHNuq9y1EnychDv8HB6PLwA17SAtm_buoJMkEEoGS3tpr2cFBlfiv.laFcFtaq7Z3KMNvaILjErZ6kUBPDGEqgloOVXC8Z5xi.nTVvqJzE8lK776PaAAku_fm3Xz_SKCoUZ9XR4gH8rpaiEaZT5J3W.zc5dUE8gGIOgefLNP5zSvCI3b.BAYgkJb3hemgzoKYCp9DdM0IvPJJYRlrgLC4_83t9peX9atDX0CFVzLv6.FCctaMkVbKXdCnHa.uRSaQJ6yY9IALz97zt0brDR1tyCMTH0hY7TnPoRJD4AAiLwEo6b6FVQsPfh0SBrF4Ev3QrV3b7opmOntE1Yd0BvKRewwTj6b_F7wSQxArpV0nSbLZz2wA3n0aepimZUgJy57lyGByN72l1kBOtuD7_CfliLggKLu6.lYphT5U5GnKs3dhcpWZbvAirExK3oIzrIK8mGS_M_2XNlXg3fKU3aC_X_Jkixw0C9LQ6ImCJMIusZlo36X3UZMzyl3xFmVyNLAi18bFLPf4Q0FEA.DgAnoOtxqf0_MkXz1_b43J7laiKDR.CnDEvxstepvLFRivjNC5l8NCnjJs_Qax4B3UXrzkK.fnio94d9amo7x7L0078KjoTE86XNwcLadjBsHuS_vCqDUSS4RzAmu_RPRKVFeiU7_.w0uZC_jeevDk6iAvVFhA3qtFMmriPsHdHe1L4XXciA1dPq0WFXOUlnrv2K4XL21EN12V1zABlljXM4DZlLV.xq_aTinCkhdByK56d2p4gEByLlhXuStBLAWQsehmYw21TMy9B1v8ysxrcAyI4vjEICQNTp4Lx2qjP5_b.dgkWNCMW0_2KZk.6QoxsDVw57O94R2SleQqyDRz3.uKFSNQc3X7N7nQRp_7f2hV2E7e4K6_JGEmdq3iPHaRG9M8X_m.4W5eMzpL_GR3QuMHw0uSxW5UaHJHQqc_LKOA6JUt5H_P14K5BuZji7C3pl9wsgGrqE1pvMkuuXEvw3oZ61.wXEYDYV9AjFTs27gB3rs9_5FShdLXz6PpN4EN1GCfeHgKz7u5Mi3OPKpisfwa4tzTeDQz3dxmRhcJi.AfyBU3rqblupGwgET5VZecZ8K_ONF2TUKX9_kJbXQpp37IauG6FlikaNGn3LGzAT7pJ7dbUHyXTfzczzSbDsAxHjX8ZQ78bFm6xIkZKWiOsmYyQ_HZOn_7zknmz5pzD8CaB_1MnxKP4l4rN.nlTynef3U45A8A79N24CVd4FsnP051NtD3kyOlHhZtFmDOPRQyN0Ccmrsh8sxlFiCz7TiECjPrI4o3GoMD3KR5J2LXVwVLaBwVUmt3hxyEvtLL2oAdOboJ4aLIU_QE88OmhVxiIafz2nSjIVTiiCGB7dTdEHeFyavMTn2mVYi1kJUQJizgzg0uy_Ei_QEydwrHPnfxF3QCLtma1VQIps_u09gz92h3it654_imqRgPdL_SL6TsWth8Paa7ieBV3zKWNakPp8odjUimag78LgsCDoFSsC66x8XDBn2_4id46Yb8foSsknT3SFhz02xap4TQ3Yko1U5.TaJEgiYLkcz1ejNNE_EnPCrhNQ2fjpxAueOLZdwsVqlPC0fpQM82546LbbtaEdO4Sdb6dLtHtI3mn_OP8RKM9.12bLAxl3plIMYk1o5jP61aaz9iMjwC.3ziajaVV00nL9AlLY2du7b9Yvxc42CHLY00WZ4.0EwRwOTXBYGTFXrGDK2wonsLoUu19tb1qN3j1NZIX5bXVhkdRbMjPs3gLpz2wmVSa1aRlqGBpDVg9amFBYORobrsjp1A0q85jwDCg.GkqBxZbNVSv71q9WHM71BQg4LEcOBnbzDuWok.bXHmRfV2tTRnd9G3ZMK60xWUsCagnb0e1w9qpiXM5QrglIMgvLwlJ2VafmUEimcgUJZg03ylfLEHVqXvFMqlCEOcXf7yMMonKX88okVCnqENNpzHcOPVBKnfMnUcQqLKOjPepwdqNo3nyiqfXN92jDoFenzxotKUoXmgOluGmGSlSRjATGbUGe.4",mdrd: "GlFG3dIosfSxVMeCF5nK5ygednIT7lePxn648xrsf1c-1739100333-1.2.1.1-lj2IlDC5dFYiThIPige4.aYy6MFt53LPiqwtlLGSPlK7c1rXEIIioB6T8wnLQluJ5wu0Ivs6W.TRoyDFCQvFePSMv2qQ6KI7DKQI3ye.9OOcviTX8ilWp7RHirOK6KK6Go7Kgo6Z2UtqKOK.BVAD5MmXiYL2mh2vc_hRnTsR2Q4yGBA28Ye7hxzHZgX36qpPyBKScPWN2kfD7ccLlpJbelxuvgyzdV.sXKv7ejfTZBhnpcM6TNpgQOdYYgmtXLxv.2Z6sCpKR207XDkRf9.JhgdEhpBY2j_bWrBEqz_JuvRIWY4DrrbIEikkk4gjPSDd7yFcWcmIDmDveUkBLpp0iYurvsrWNXxSC5XlWTO_IR721eFILZ.6dDAC3cabElCuVdXUE2CII7O8ILpdYj8.INs5oC_x8WV5ifYf8ELoKfgyjTk5okrjwxGIJ6jeViH09kSJJJb4Rw.GRUETfS0l9GMYQEYvGn0V22Dnmbet2XgQudSPkiveDWezSKOHyNzkjruZrlNnxrndyu7eO9eQYkLFTetl.5nAj9p8wHgeerYvwcNHOo4l9tg.m8grDpF6.CCA04OdXRVjC3fJ753DA3K.SpX_00fkWbf17leiFWlOUkxNthCD7WoZn8ZhAn0mw4EGzzHPOWTB7NNTwsTvRbt4PlBMA6xSAijWdnbTMLLY37goF_l8pjqXwPurK8TO.Vwr0IftV4ndYcrHPl5HvNy2p0xcHaEIJW.8K11Gx0pxatx_9mIHXFIOUDhJJOziuuV05leEKv.EefbRzl3lq9uqGjNMQAtjo6UttwDaUL3P5csoOgAGetSq1DpWep9SN33PadHzUTgnc5TfKyRXGArCYgFyU7CvsIKtVOrGdGwMg.xnNbal7tQfmTRml4BApb0GsmhsUP_4cL3a3u833j5K9HTPb8Y9e_CMWphMcQ1lbVjmz3P3TZNW7nw1dDzeLRx_AhNlgQ2ZrrF3Q8M5iALQPnzvLCnRu.kiLFOEIhQawjgB9zyRD6Y92PcUDUrXbpogNmNtCA.AYLKYAEJ3oJOGx0WnZUveATfDlbRikrWz8EmoFKLErnZstI4GtXsONImfANMwIwwr9exM7Iei7vsgYOWPMSy6NgOs0h1pqoaQqjii1vMNN2QKNTSGkC_p1hy_p_FhHX0.QGZLzxANtspRXwEGzKqYmIq.M5yQWz7oOvH1zn4H3XKf7MyMPuOYJrML2FBoaiw4L1UohkzleT7ZMjllnbMf3n8glPwA.RbQc4D4nM6wVg0xNN5SoyqFvlholGoNlTNU3N1hkN0NTA141MkfjuN37etdI6cVVwVuyyYx8h4AwwsLicyuohHM2GwApP17sx_PE_WsvHQjYRfSTp71bxLhBc0.OvUwrC8dtoYMEF3cxykg0IpkTszdDrJsumOdei99UjckL2yawKG4OqDvL6NRRM4d83odHlBV6a0Q1P_eDzlZed1az6L5XnmtJsrx0wnSH8FTOjxlZKY50j_b4DvqV7hqaSBimXWSFzEhkLa6TIf1QbsIDL9xPytaytAk_XwqtRpaKxTG0SyxVCGc80g2YPzWMlyJmmVLINTbrs40RtCbKTiihzQLkFEq7db2dkmJO.8.HMoV4C5YhjTZdkdnMoLw2JcxHcokwJIkp4o8vv7lREig.e_CjxIgUmrGNFClwUaynYYfXO18wnaGWLc2DA0TPEpmf0_TRKnITBf44L5jF5eJaVbIGWxr2chzt2tDB8rjZCGj3uFcVaKi9NpeAkNY9OVgul4LBi0KVlSeDMuCdhL0KSInzclhWsIUbsKExo0spkrKRVwuGSx2iBp60bfyekFK4CU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f37fdb19fc82ce';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\/2530687491?__cf_chl_rt_tk=aL17Q5AQQ8j.HrZv.8U.17RaKeEPsZFamxr.9Fe3OkA-1739100333-1.0.1.1-EYDZoC23OAJU81ZB1S.neXk_LOfWjkWIM3tmF5tOAa8" + 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