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-209081318758.mit-edu.top",cType: 'managed',cRay: '9112b8c84895d6ef',cH: '5LptnoyHtH7LF9n82VVWoSzoPF8hq6nU7sqqYW5bHUA-1739427723-1.2.1.1-wOp5ToZ7OLgnJmL_OLoS_j7mPFrcmT90Itc.6LN1plw.T1D4rmOP5E1ZHypmw1FY',cUPMDTk: "\/post\/7465219380?__cf_chl_tk=rYlAcjubajZ3_MEFPklYx1gy2cGMeAbtYwtTp5NGc8E-1739427723-1.0.1.1-QgA2xcWe2hgz1Dpe7PItZzWZYAPheDGf4tgmfnooPq8",cFPWv: 'b',cITimeS: '1739427723',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7465219380?__cf_chl_f_tk=rYlAcjubajZ3_MEFPklYx1gy2cGMeAbtYwtTp5NGc8E-1739427723-1.0.1.1-QgA2xcWe2hgz1Dpe7PItZzWZYAPheDGf4tgmfnooPq8",md: "5idbxf_OZur9iEebE9VyQFRbDxtg8CshgGAl9t_EZg0-1739427723-1.2.1.1-0cxuCN8O25cTxSO2hdN_cNJXQzSYeI9fTzm_.6CoDk2lDDuSHaUMehPE8OHo7AYZtdRuKKiKuP2R8GJFXFs9ukvc5Qd.s4AjHk1zeUN72RUmxnHzeOMD5kgZ4MlHBt7HR6gvJr0X_Xk48ZiPKqjERHiAPYxQl.30492niiGUk8YU81zZX6QijsEahM6jgyReC_my7lkivdD3pzM1WRXkJK38UK7wYBPPYwanwDioMHGj2LKQ95bEQmyuQSEOw20BmiiscGBlkEzFoCqxWg9eBUWyTvAtvX_FZ2QEUDzeqrF4F95iTzVP8WcmpHLdA437CrPNuqaRY2zVhhO69IA5sHHu0.MhUqF8jHni0c7I4hxhXshTvPLJbngtIukZkt6zfO21U0DKSz8k4pn8ZOn4NlOUvGtxyrCu8NNJQgH2CqnYxInBOmiQ2mNmXeGMKIefg04mGOy16jXShxKrSTa.nIku7EhnjkoDM9bTphw1PQlBt01fIUPU9fSEbNoNyEAxBIuVmfgtfAYGksGKjaoxRfDZmuBGBoqjArKaNZ1hH.eGpqaKNCfKLDoqLlM1rXmAWmK2DtaGIvDXv51U9pltlViIbgjc0BMdYoLj0TIbB058VoekmTuum.N_r7ach1hI.zb32BJSk.toUyt8YZvSSh9P9JjmCumJcS4JbE86I1J6EJelbxeaFK2Yl0v_MrLxVFYvU6bcyVo_pzrw8kAnkyasfRvRCNVpMz3P5k0L26FGWAOKuL4r4RkBESUnYwWb7GazqZVwQ3laBIr5YOG7oetQmEcAvODJiNrAVbP9j3oDYvJOiUJJkN36aJxBmbWfTLdvKoNOm2pPZKUAWt_keWiSCGz3bMqRLYGXnmxc1Lv5g6BCTFScyVTaylpW7mzj6EXzwb6RiWrZKLEwdccf66TN.SNtzCZjOmTYIaTKIxcH4xZyjl2JF.aQoozdqoftM8Qpy3FcpkCSJnbu94ZXjYfLsQRgSscEstrqRXW6t5AMEi6bvDTzoyUKITgpEIsRkb8T72tGwusUWDNK9D5ov70yiMebc64X3Rbu2XMtOFQY_iP2wwK2.tvSDvFpUbaPO.06lQJ_NM5Kgbpnt8JdeDKgOwIBHhtnWFrwq6tniPko1gXD3yonicE4JQlteYCadzY4Yv.14ewQ6p_metQv8cuvP_RNSltWBqZOdYnOWh0bvU8USm4VtX_pyxKjYtDJgRcuFz6X8.OEY.fROoC8xTYHBHO6SIAV41.Tl6skCSbVuHfgkr4jPRKtzYdFJtmzbbRKv6OFeOl24a.ywmWBICdTv0FH66vgGW7UuCw3G97iou8GPyMFu5pz_yznRWP9ZOSIhUF0_NqTb_9p5EqHkgTEo9udjeIMWMTUN2luseRtyZBPGVmPRuni0C_ciANCWUXrsy7MSm2ndZNV4W2W8sadZvl25VeN_NsMIHQSqqHOlg_m5eWfS87ipmBBHgBA4W8iplOGZGBHx9k13nxCr_roN.qApS6gDmXY5a84E.qFyYoRHPOrWtIvgQhQrqKD5AwY.J9mZ38Rv6SXgbzQZGi77kIUN.cZMBjiJ0EVwuEn3jh7oi.yADqx3i8SJRqENHq.4A4mBU_BmeCH5pGw5QShGvbSWEMTF5cpXlFF5dlmqfIhc5iWUP6OgDMx20_oYGd4i78z5hJDMkY4zc7w0jaNNkPA7Wb5KzeloVTwM2KXzantC7FAc.Utci_YlIlb526G4s6k1XDkG4mAvtfr7qBts3.dKpdgT7hSY1x1KcoNyrxfXKwM2UgzUIyzjnOmeNBTpypf9ffTtToF8LhjrXXVXuCyQFQW1xgoIWaUghuqmNDES3dB2SNTyBP8Vwt9tUaVibCzzVNAhbgAuCNBN9MICZynwS9URsYRgDIGu2otg7NFhCa6NM4YpKK60HxEVQ2.l7OyL7akNEAYHIOJcXjhXWRj8hEKR7Jny9ELaKK.0WRBcXGP60FUS4NngygY4yDcTnDZkCdybT73w6YP8YvEAhv1TFXOREWQlmGlap2Jld1QcFLpYBWUCFEGaxHvfLMfhEczNDQbpPSIo9iQFVUHu9V0MHEXrLGBnmdX1MisvpXAmeh5_3j3KJkeL2Eycnc1Qkwr94SQUGpev69nmCsd6Tg7ajHWMiyYP6Hx09xLk0mL5voXPEzFU1u_7PRp43w4CmgcQfN8q6fL8sv_JI9Gb0x8p9ah92w7Jp6696FJDqEdcr_EpSGnyXGReqwA",mdrd: "Hx.tSO4DxlKmTtre0uB8n03Kq2jfnX05iHssupTYhlQ-1739427723-1.2.1.1-o4IqWZbEVcjWNm1zNTubzb9fHOl.Dyk4_T2hU_IaA_RTYbDmcfpRu.KaO2BzxRcrvuYJ8IqFur_GD6JyV1Hsoh2cVYRWiKVfHQFooaEbmGGuG92NgcChWuZFzmFdGm7_48MkibMlihZMZOXDYV.Igm152hKwZJY43pfFcyM0RzbuMuovS4i_pB1twipQt.6hpHBJZYdGHmMJkM5a1uffUl24OU1XHc5ggl617JBkzZn4nj8Yzl.J2eVyFCWquhMo2PlXnjSaUPZlJGlVpWPI8_JxX2oLPclJM6FrR60lRn2SgC9XuATiNgK3oe_hsyre65mTtz8ZYzKY7O0_bXkmkT6jkutTtK98S2V_Lzbgm4FH6MQqitTvvIALILtCiNSniSkmwKCQKYOgGDOmfbL4GsSTt.AhHkc4uaptVY3Z96KyF.GYW9CfJd0BCsY_5Ae4USCjPlG5hveHncDaRGbj_vomKvVCgAo5ER2frdiBoaaPIxw3H4q_CkR1hjG2SP0zfUwpzD7BGvRRqHle0TzRGBg.jb5BcIsUzrNOAb2S0KEvZ6rJvjVlwxoxW0ePGNvlQ2O7XcY6SITEehqZnhg1Ic9cV7wZwYow3ZJNJMuYTvU4wiCzeW1NvSji9MZHkinoyPdVymy773nxOEnKi46NVAXPkka5hHThE82buDguRqkzk3IcJ.43nhHnUmpR19WlM1tZGSDPKgVUHnC7Cr3tt89kjw.LM_6pqZ5PGfFCJe.Qs6pRBba4lgu382YJp7YUnui_tRAXtFY948bDEGczKS1WYUphUEtjmK.TR0g4oyZc18mNQXIWzWKkbbNAh9LfF0Awpb_B_I7fjynMl_cE3IiCHUJp8aSDhHuvIxBEJ1.DH9pgB94r7r2QkFWk7Rhv5FCnyEc89wB_UMx5A.tLHWs9bVmdagWcnMlawKHFt7OrdiBS8U7fUJ4fbRC_lZ6GduT4ggtfaSZpB_IMp6StFVF3fdGOjmzaaK7awba0vTk_6B9Cqn0h_RxCzbV43NTzK2lvnpZroJC1vowqLSJVX4UV8F7RTcrBql5CsxhtN7xWNF_SIo4271xNiCHzs1l1PWD2ZoEIcm8ouR55HB2ibKkJhvTEDSVZWAFzQKDLiXYPLgDBGDuij7vwgGABXuL4VoWz52k8bD1S86La47VeOS9RCKzYZpc3q4uJskwN6Ae7fV8qEgtzw0zJMOEkF_JYUMgDKnc2rXcESEUQm1.clpLCcXFerRLwzV.59pe.OUSNwLe6mNfJP0uBtZxJErvFFAqOD8Ys8H2YlHL.JhrnKbjuVMhdakAPw6qn8w1hrTQsrh3wj942WwOl9B7OO5Pq4TVAL8qEvaqTKWjOJj.dFapPWGcAijzDwcM20TIs36Emkqq2upIkYJoUB5WihOVE9ScTHNzqMRneL.Bhve8cNx.xs.bpqkP0ZglxYjd8hYMySKZM84Cr_TgS1F1P5MQA7ip1jTIMiF2sar2kWvdc_VbUJgEslFlOfGTC2NuHPksH.491lyZjU7lzc4NTDtxHv4zigBzxjRMtcXAJ_gATWfsGkMI82LrtTIlaKvyg97sBGMsVAtDoPhHlm_hjcew1E3Wxe6eWk6v1exgH.bO9k5SEltILL1IUUCfXFhtAzMH0GCm5ZRSAlC_buIM.e3e6W9IanE6GKApHBvKUVOhMR5wU0fxtJkrq5aX7zRAYQ3pTjmSK.4MUK_JM.seVCBqckiiy29PqmLlYayrgtRZqbqUGpMxqncLIU0r7NWh5nstpcqQ3cSzfaRjAYB.QDGxHF5QG9xFnXzEggakHihv7A.pfHmfo8G4RJ6CBoXVOV2E"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9112b8c84895d6ef';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\/7465219380?__cf_chl_rt_tk=rYlAcjubajZ3_MEFPklYx1gy2cGMeAbtYwtTp5NGc8E-1739427723-1.0.1.1-QgA2xcWe2hgz1Dpe7PItZzWZYAPheDGf4tgmfnooPq8" + 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