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.

Source: https://blog-819595964777.mit-edu.top/post/7364590812

  1. <!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-819595964777.mit-edu.top",cType: 'managed',cRay: '90face4f89ed2432',cH: 'OVE2HgKYyv9mXlddDPumCziyRZJltxYxnTjWrGfu384-1739176947-1.2.1.1-6OEvW734KUEo9W6Wkd.28m4mVF.4oY_uEnpxWQXag7iXwNRNR4XWn0HCD0RCHoFh',cUPMDTk: "\/post\/7364590812?__cf_chl_tk=RqzBUHvvnTX9hYlvxWKGTcH4DaDG8.NhQzVM_d3SED8-1739176947-1.0.1.1-MBBz6J5burt65N8XTBAY_BaavkJs44Bm2gGwSFbhOUc",cFPWv: 'g',cITimeS: '1739176947',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7364590812?__cf_chl_f_tk=RqzBUHvvnTX9hYlvxWKGTcH4DaDG8.NhQzVM_d3SED8-1739176947-1.0.1.1-MBBz6J5burt65N8XTBAY_BaavkJs44Bm2gGwSFbhOUc",md: "8sludvRZB1qt5U3lgMFYkMlG8eqzetvn.72PqUoDbgc-1739176947-1.2.1.1-T0.mGfCWJoLUmQOxRYk7b2fX6cZeZMkep8z94e557X7v.R2HW3RXlQe1sY1IVd5g2sXBQFSaRK8BGTNxKuAfsrfrklA_zLM55L8IPP5_oMFGOtJZ3dKLSsN42dWvDfU_8jlJStTg7fruUTMwnyNSmoSibwcnXLpsgumirxrC4l57PXfaHG1yTDO27O0vvVkPIqTaePL7o3OQl_fslFcgLvpCstyCVXY3Z0zosSsLX5nLPAGnDnuVAOJHQWkVCor6PPDClSykuTz_6JQy3ErhBxgvIw07jjz7OUoahWCBBd2YQVgj2AdIOn1OQCS.tVl1z7W4swP4MQ55Vbop_RSK8QjCY36z9nOFmbPHSBdC.ewn90WTAPy693N6qfonQtUJAmnvfIJzoLYMdJ4ZuRgJc2dP2uY4A9v0.v00jMu102zASgHmhEcE4XH3APm1mCjQ0B2m.AJEe8T7Cm5yFkV_XGKPIz07BogVgYEyT3KvPr3_VRpp3Po.zey4vBo.4Nefj1xVfcetkQLrbJD2N__X7p10XeKK3dr_8J9byOJBHZ1w4S04WxzZwQnvr3bVuSlpBMGNMHRYtxVdI.2Cwm_2bIMfnpuCMQk9X8HEi3ZnMc7Qky43yCtlR03i6I.kyCxSZd3J8_nR5RqdQne1KPRpPkyFAcgQ5LvoDxGpcXz6I6ipgUS46Y0Yw5eiTwbY6lcazXA854phtvhMRCxT7dDfl.3GrsENJ9_TpxMQjOZQMTzvicrk9BmkRAUmoYnUcM.Fnv4_JMCCrkUBcn6IffNkYmZJEcrzhFa3w7YZCeNhvpeO4vDFMNf5zu91xQXBIggF0eLn4w7RQtV8ZwjZdp1diRZ9yu_aOK1i1vJtz2u.xDj_HwVqeJSmaF5a7YesxX.kYniFEzXJL_SBHdoOJNXd1uGEfgEPbJ7ojXSohyRkXFJwGFv.eGONHVSNoaQAXfxRyvOdHOvnt0bOrNHnk8tcMAk5m2mvB43HGiIpCPH8EtpiJA3S7yT4CahqZcg3XKMvvxihM5x8o_SjPLUvBXwTw6_.ViVOfE1.rLToRltGnrCAR.5vY.ugyKaeynBk42vACvITuMaYgNLFqNw5eC5EtanIOdwDbAPIoprcI6Z2VvsAQS0j09y90IPFPtU1A8i_y1oQlbYqsZqVPmrCjDK15ZoIsQ4FoogxvhNP7iV9d4IxdwhN0ERDZXoZtPEO9fjzoIqza1eYHMo_iL.VcCJsUP60QclASH0gfmK9Isqlxglb4qw01n7A1ZQITeyrYsEoYLVPnI3RabFVsya.wgV5yjdiApGzunQm3bDmqUgScBBGGQg0_4UMhUrumw1AhMkEifKJudCdIDx8u8hOlPiPAPOWITl7lbjZcO9e4TuNHAGnKGKHLJZJ_XHZPNfdRzrFkrOX.OqYi5AITRVPbXdRyPBFTKwLTAkCbChNGQUuLWhJ4ODpNJU_F.h4Uo227DS2es9WEJvMYBHydEtwqNCzyRssemapcll5diZIv_5rGaLbEHVlmoknyAq75YA2RF3Q1PNFCbUUFSYlvIcqw8vaDvC84pqQzAo6zHvt2Yf06yP_H70WLyYod4m58kvWJAxclRkIn.18b6bizYQY9ianJGuO4UI2FwsG0t.ZEfJVQcGGrY2XylLfxP.LxPNgq3RqVu633x__g8yXMMBT23MIu8KnP6mEYDSUeurhrr7O1YB.BHQuZJFyBIfcMl2XRYdQQD3vqwxyaZ9FwyG8kyoQhhs7lhSOhZDV0HsB0tSR4pjeMFp0AvmzdRc_b0ANvDshd93QIpY_nbN6D7zFZqXe55nOZQBAqfCEOMYNxn9.YgyRjF9VjyOS1AT_H89MGlnO2jXFFcKseuI4w8qu0ucd_gWLpnAOIqIitBGKdErC8N7Wdaxxnu2xXZQTbFYHQjLbN99sBCJZ2QQmhLnpywYtgR7cyvPEx0A4.5Yd1o0TvyR_nacykSz7ozUushA6otNuPFefWtpFWZuJqWgu2m3BbuE.ooDQCq_t_SLpEjjlMSjjmNgb30jcUNlPQM7X8MhTeoof42DZ.ReWyfNnAM5jFSOGFnHBhbFSHIwqGF1U5kUjTR6kQfpy2BxKGDkRojyD7OraNScajCu4jwXelLSyNRJD8TJPZ182yQeDxa8tA4C19zNXvrRFkypozeIlgbIQJeFGJMG4heTvUziggjSAmIEeDuGN0hPmoB1CAO4oo4SQVe9tzt9XsKUMRXfWYb4F",mdrd: "gCwbwPvQupgQrhSFKsaE1XtKj_qBV___cjz408lKEOM-1739176947-1.2.1.1-5S.1wr2P182qS.JBF0b9uKvQDGIBdcnnAzz4GBgkCtTbwQ35cinpHeA8tgSpGHA0Tfk9ZZvlt4doZfAv8kKw51vGqgrV1bZd5R.SH33lDdI5fD_jykd7fwU1buZD31Wixfn5yOrPE9mGJfiRzVnFO8tWZTxILhMRfjb0tPl4Y.8oT7qWaB51UPQuN42oE0PJ1qAMxo50LQNE_cp6ryHqYuKXdrI88g1DK3OAS6ty3bmWF6.1vM3BddMkqSRND60WY5_JI.JcqPSqWF_O5RkUlKV41c._9_kxcNXDixnYpCyjlKNaY6TvibhqAIUG1iydwGjyQ3SfAxcV2rrfT3A2Km4WC5aFBz.XRwZ6e3lGF13FvgBlvbdN0LmVo5ofkrXBfuHMT_S4ReQq6YOkIrqpIwxUUQFIAGAttOsjcGNb4l6.tSn5k5vs0k_d8STneXWqCLLR4HwZ1oRmO9zZvtq2C24v6epjt.jXFyb0G5dHn710fXkHilZZ5ug86s_NECFcyASteE8nt4GulRDLoPrYIjfGoeYHNaxrcdfF2JxEzFEc3vkKWolMOwTMRFDKUL7vyovcUAbOdNskcIVmC4VreiqDEgjaQivONuyyvrne326h.oTIEzJwZmhkBaLL4qzBatVdSoOFnnit_aJ.HKXyEWzh8uPxbI6Pvn.YTgyGdsaz02sZsZ3OrERVQILZAdxBcmGt0_NCWXYSTwDR1gvEfhXuuMpLtVBJT95RIdcAQHCZFr.3GNGQo1Uphd3tPXRKAeZgO9vBa9qG2QkTXqZ7Qhdez2UpeVUZztxEmSTEGUez2Lr4J4euWzXhP.HwKFCB12J4CTZOXPKL1GWkTVKLJNOllQoTM1SY7PLjEpu4WFzVeFNShwy0__21kBiXQtJDL9y5FLvhxtb.rrUcISpTeUJymEraWzI_T65tJcDEfFQ.WSChF.MuwXI1a7_yDy_eMgM_6KZIr4Ut1ImvHSFQnmlC0RBNGrhaZ9AdgNUFHUhouKvT_SWRNPaenG1vW4A6AUg5tqU6eBmaLZY8PQnVZnFn.HiymUp8pghVm_NmUF7QMZvvlpkr_GI4OFqpVn7q0Hcd_2iZy2VtlQjFvKXS0rqPGDempKKNp36KL4G1m.WelWgSheJUnTBmCbwnVSJV4kVz5UqimJ0zJ0h9GcM9wdlzPf14_UmpBrHJv1POLkVh9hx8xNgvCmweyyfsxmwUidgCTXijJOkYzySpWaiYGULfFcoD.M5oZX2LjcFHzuyDvhFjO1jGohOrz8nmOgNwAl1zJkLAlw4Sa8pAy4ary0I4tDa2SgLR4Eu3u5I9Y_k.o8NKj.1gGJj8LUjr1d_GiY5EauUjSrbAEg2psETHq0bUbV6SWFqFUQnAATVKQWZPzCMdQqNjx7flvfWCoskNBa08tBwu33qi05xesAJ1vw9089BqwJDRwziHM6zdi14zMQtlHCXTtg0kFTXzYh8eTnPBfgU1LmBzOVi6NX9xdaKUhy2Dk3qOV5yseM74_a4J1ZvMnmWv0GN1v5iaaGcOK_0bkxIQgKfO00PpoZGW_UzMvQ9ScXqZwbkNbeK4kDKujhHlNTEijDGEnEuiykgE2iK1LmghNAgWQpJZ3gNTYeDS0UGHF4zoY9q384v3CgzfsU8nYYoBYYeho6SCQ6.syGp7NFfyTIY_9rI0f.IYyBNnZJn9ZRQCDEI1A6VorLdJ_X9G1OxJvLBToHTAvM40bTI6cvevPu0Lgp0mEviG8YGcOsW1VWFzBMdXCw5yeC3pQ2_USh4YK1FHCSqrowkJ5lafLp7IgW1z5P6TIKIqWA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90face4f89ed2432';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\/7364590812?__cf_chl_rt_tk=RqzBUHvvnTX9hYlvxWKGTcH4DaDG8.NhQzVM_d3SED8-1739176947-1.0.1.1-MBBz6J5burt65N8XTBAY_BaavkJs44Bm2gGwSFbhOUc" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>
Copyright © 2002-9 Sam Ruby, Mark Pilgrim, Joseph Walton, and Phil Ringnalda