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-817492426824.mit-edu.top",cType: 'managed',cRay: '911058962f142024',cH: 'aZO5HRCTw5ZxZk_vsRj06N5BZXFg.RWbNTkRDRLut.s-1739402811-1.2.1.1-Abp.7Mo75aqW6XAVw2Jt9U0mPDLesporP3ZxRTUp6OsP__Lnq_e97cN_TCxG09kA',cUPMDTk: "\/post\/8673415290?__cf_chl_tk=aFhdNcr9QFZjhtSMk2c7QSbdmEtXMh.yumxlb_7186I-1739402811-1.0.1.1-p71EEhMcBRiA0Mx8muCfTToT7gJRRoQik1ZMYOfa8wo",cFPWv: 'b',cITimeS: '1739402811',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8673415290?__cf_chl_f_tk=aFhdNcr9QFZjhtSMk2c7QSbdmEtXMh.yumxlb_7186I-1739402811-1.0.1.1-p71EEhMcBRiA0Mx8muCfTToT7gJRRoQik1ZMYOfa8wo",md: "vlxi9r1wpqd_iQ6qZrOPBckTmqVUwjhTbsBMsbVpt.g-1739402811-1.2.1.1-YnjrqpRF58kcEfmy3KlX6w.D019fhwSPA6VAvgl22uatin6cJOm5cCoVarLgVjVMu0fuAq6lTolhUO3rLsuSTWFt5tR.WpISfypE7gEmRZNDUl3a9oP81cwslkugVzZYyTbktc5kQ1A1fqk6l3wZ8qB1SDybvaukYyQGCyy19hfdWz954yaB1gT18YWnDGYee72xOTMSjFZoEC_F0.3Knex8b9ZJYUT4G9_Dbny0FvoyDMqH2VNlodmrcmB4rGJ9WMD5oaKHiF5izGKqws_yR1lcLozfgkHaN43TWtapR5BBlt8yXC2.pxo0XAE4CddmzS2Cs8CsROPtwchqlU3hvh4QHAa7swPX0mb4ieZKB22cnSt0KNpA6z2Pfy3SSY831rETQa_9BmqIxM76T76btNqJkas3mxbZF9npe89BsUSrDhKYO2eaaRIstLRcBU9095GyoL9g01HdmIZQe0qE9L_6eNmxjIkwe.Jz9vySYGDB3xr_lOkiTLsllRybwiKwcWXQHtj_f11e9c4g3PYVmFAKkH9Noltp__Lo2cf9qhzYFXsES33Cwi1FrYDcXYD4SFCGn8SdbRBMcydQIRha.wCdWarRGjH1Iy8rOLfx48eLD_WXsdVnD1vLbcaYiH8pWVnGsLSnMCCKMSoQvj46Y3jsJcraSU5XPMILjMFUlfih5RfATC5.WpfLXw_G3aBvX1KhlRqdUFohyW60FG5SfVUqQlmnIZ8t.cgBTHIvr2bBcwvhZBjbFP50Exh1FaQX8xUbjrTpTcRn0AcHZpecf5bu02KWRctFUOe_61BKPm71q07HXCTMaRxwcl8D3bxkf71EpAG7844lV2HBKDLvTkU1Iq6WnMrd5MYmGgYYw3ndmckNL46hG6QKnNb1EqGAylehAY5zNrFQWSVjh4EbShNG0A3QjGaKmZhPlPxLJlvdLdMdM_4JknKILg76FIkLQbA.kuMVQmUSvekNipPlojypwIlVGzF2NWgFkXxJysqyZYAP022IHzhbRFGJ0DlU3rigrKYZ4cbzdnlzqY1XpmKMHPqo.psCXhJUba6D6MkMdVshfFAk7KKDKOMdwgqJy5A_vqVbWvC15jGldmTCPmcCKCSyCdoeuIbjBi9tpwYK_2e9msnS6zgEgw4rhFbY60uxfDLnwgTya80FVFJjze__lcuGQ6LVTsvYRDtK8wVf1bo6JlKSqQP1Y4l8uOHYRqnBICFt_OxF7cWhOpoEOraqptgEWSfwA5Gx6Ez1nfqIGlpUClR6Zegr4Kw60ucWTKQcRmGP2.8oyQ7PWC3CGleSk2Dsi3sDFWKZfu9oSgMHto23YmZMvLCHy1TF9KGUKn66asMur1UpR30HfU5HH62a7eV2nqp12vub2V2hcai4gQs9GRK8N_yV8R.qQoo.E8gXIXoLXy4kxlpyQdJCmVeYy8hoO2gID1faKMrQaGqEwF5V5bAZcakEQ46mj9b8cVpqtyzKoFni1uWLFT_0EnTOOVauARNR5pMKIvfJDsOEIYukPsd5.UUJTXwce8rt7mLO.UShSajxpV7BxPyYwpGfBWPfRz.GVhzbzWgj1MPSfRN9srbsE5I5zQ_SiWqMZNZqaWmqJDD7p3gyH8Id7zxJHEzA1xSyQomPrJCZpXB6fdiTJC0o26u0p_2SG62ZVbS_V3PTILcbK0N9ye5BkmGrD6CpxLctQq6UbVD35Iai2p3y1.9sO_40AcQlnypGH0BJCSxbrhX.fa5_9YMamS_K5VWitGZQ9_.zv2hfZeYYRV29jGnCw90jzRJyUB5JuvyzTZVmoA0OjCWuTImpeABCdmnWp60j49tXak1Z7M9lJU1d81Byp83pHHLNdb9PoecUyHCyVe6kGF1Uupqmcw2hF3Rh7_9uj.lHBRUuhY4Y3m0trUDK4C.4txOE5RpKVAWVjxrckXcnPLlpbjQqZDu5joAvHa153dKkUymS.ofOT_kAzz5_WuoOp.qVDgwnITpsCQ3tKTmp_W9cvTlevsLWVftPwZ7VU6qL.K3SmoieoZEQ1xObC7m0PGjgGsceJfhnLTjje42dqAKvjTCDL0_WarvU8W4QN586MYdlNwVF7SRHnJOJWMQ_EFyM..j1lXge0QtLpgIx2PjP2bS_SnNgVvZIqjFapIoU19ldnSacQeZL7FhKUHDxamlyt5ttxLTO50QreRTG0I6mbFkrV9KWa6RIlRFyWqjaSnuGMllqaSgHXLKa.3n5xiR5WB0g",mdrd: "m6YslIXQg05_8AfNYM5SWvBYqGuDiAs.CvW71BtNnxo-1739402811-1.2.1.1-3QeC2Oek6byc1JorKTgr1z5c1ptKbN99vWRp_g_wOJYbCQoJiN7ZAK7hcJfug5unyK6LJM7CzgVGadF5Ukj8wiajbGCii6g0Kw59.K.kWqRMJ8catO009aaW_Y2L_AMt7hAFiHl3iYIZjx8Ya9v8wLrionLujyj3.cPJnx1pOBJgGmxA7OgYy_w7EeCXb1q4vbLg6AqSwUnfL0XlJNF7GgEGtLT0LH.F6c9IjANyS2Fi2BOUqd1TqB6zVVzfYdPOtjpBqO7hkm2QQ0e10fCpzbrWdHs9.ZYxAZ1pZCoGMbGCAOlv96sgAi4cnNLtKGWXMqRnnX4V1lwzSwHelNarf9RZFvv0gW.csjCJkZUSuwqEcAUDEFFFx6iaBuW_iTszDdYBO3CJ2_H_15CKNq.bnDOkrBmB1_k3KzHzIh0dTW9bjymMprQmd_SEeEIo4IwSKAmPauBvT.65rEguPaTANHjrkOtPmZsCI24Yz2ALbzclsVw4B2HX7SlI69z7pdg35sIwHjEVOoUvGole4WTu4BxZphzEG8flNFs3fyIKqrhdVbtyU2ddBx9izo9.v1qRYtGYpLD_t2xuDCwPQSz3vpzdAedfBXWXFLpMU.YZZb8aBpTKFu.bD2VaFWoheBaMDc6b9P0NZEE_YhjyGUc5DdImlX_VWGzqTP8ljp5SZpg8WBaxb6u3QSIUtYQU6fQbcZvLhXZAvtP9V6UHkzEaGeAIKk8AeAO5jA5J0rOmPI_qwLL7FtNcUdB1IerKH.RQL8CWZIeoKn4zkp.lcI.Goy_5azD3i4DZq7t1igCJMiETMjT1YRT..OkAYKBTZY57xwV9kMUngwCMDg77qPVTtsWlQcazfVV_tSNrvFz3BKPzWyvVRNGinoP4LE6DK9ermoeTjqY0T7B6zHSY02MLLdvQEuG.mN6fwH5tYsG3ra40eC4BWHBCYOWeF3N2GWTrGACPHG50VaVLWRYpj8XLvxIifNE3cpbTju8S1fQMQZmQDZkksuxuiMyPq5BD49sRjMubH8YmX71L4Asp9vQnd0QAManAJw1nklsxAPtmXy1V6T3.A2d0JlOXyhP6lJ2Cp81SPwRQaPdSuLheAgTHnVG4AZWB7kRYAR1Ul4nNSSZkcf4DJq9mQPe1DLqIq0740k9GPQYbRRQzVjtY_lpFko58AXnH5aDKdN0y6qmvUwlniKlaqhBy4773zGCS9pXCRzD4jqnW3RdM5RHV68eYbETALReKg7osS2HOvU7xfpi5e29EutXBJMhpgjOfHPWiF6jYwBvKmVhG0Un8i4vQ8dmU4mnPjF.UWRCQiOLUtbFKKZguTP7wNlRTv_2C7WOPKY3mo4E.Hi1Mui0Ca3i8z44OLMSMzGRp0wi6Y4j4z0PN6xIs4d.kpFHvOjVHztmWf2ZDT5Bb1N7flql7C_NGiGglVq58GS48glOd1.T9OefnGykBYTdVzcvZmVdB5M8EILSyQCSwZALcoLR0WdXobxmbhog3teuBC7_1f0Qm7kSkwFEH_GOeOVG.ukYK4TTkA.38PJOp2d1GGNDpjQwWGuFyQ1cFUKnvb9Pf78HVMCT7ywV1vjrGNqBKVmQwkzeyXLm98gQ7xAHZN0v1K5ZXSfTD2xTb_2Fpa4tzhlJMv9NJKaYTyA0ditpJTD3IAhkhAw1FCyK1T3luarxF4Gzxtj4At0Lkn.3YNx6cPQaZbrFgQbt2WRZe2_ao.tbf5lKlaLHFaLF_mrjJvCc12HKUG1F8Z7dp1c3uvXhlZJciBJJRLlwrOaUBKqmRL9JC6UK4tJMBuHVV62qqIi2gDBf2xcMAGoJFOaHVZzzYEZNrWAs"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=911058962f142024';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\/8673415290?__cf_chl_rt_tk=aFhdNcr9QFZjhtSMk2c7QSbdmEtXMh.yumxlb_7186I-1739402811-1.0.1.1-p71EEhMcBRiA0Mx8muCfTToT7gJRRoQik1ZMYOfa8wo" + 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
