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-298137785237.mit-edu.top/post/7269053418

  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-298137785237.mit-edu.top",cType: 'managed',cRay: '911047551907c952',cH: '9LG_RUcsJ4KJt32A8T9lsJGDaqWUX9erw07SXCSl1U4-1739402105-1.2.1.1-wLb7T66AmZWLFrZhETqP8C3ZcZn8jPTtvK3RvGqTlT24ecydXR9QazKBP4q2KFEC',cUPMDTk: "\/post\/7269053418?__cf_chl_tk=WOIx5B51.GgGYniRNbkhYOzSl_a5CG50FiXUf3CXy9I-1739402105-1.0.1.1-.Dq3cxogxQyCX450MU2Em53Z6VfKnHzuWFYyZkfUYDg",cFPWv: 'b',cITimeS: '1739402105',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7269053418?__cf_chl_f_tk=WOIx5B51.GgGYniRNbkhYOzSl_a5CG50FiXUf3CXy9I-1739402105-1.0.1.1-.Dq3cxogxQyCX450MU2Em53Z6VfKnHzuWFYyZkfUYDg",md: "jORffwNYyvdRtO0hB9_CEz7Rj9Mv27..Q3kTnX1V4e0-1739402105-1.2.1.1-MXlyS9EjdMySJMa55_bPK4r9.QHXdTWTnMwgyl_jukLTSw5bongzL89PBloJ37aw.B6XcK_U3vtJQOaNqAoTbj_._6fz8sFG6J_ig_m124UrFdnwADs_wCLL0WYESr854UxV20UIj7NfK0jGI7T43vQsyeYmeHEYkeMStl2nUV0zZQh1AdDJwP4od0Cajlv6BaqUyB9iI7vna5n23s15hnSNTA15.rjwvQCrjN54DBn3TQ6HDZDuYkvIQ4_qyIzwfHZlhRPn9RmQplgLfVXnz365cS5HCoEkOow.ZmxlRIEq8rzfq1IAmY0u1bP3dfNldZC8dXs64hQG6AEve0dINKy95no4GLbtCRXgSZzpcijoG4OsKgA3VdrcLVGuRR9oXj60J4dy_m.HeH6MptsaKCuONCH4uoF8ZTNpBcs9Rs_vYVjdMueJHbc26eNevGzhASv0bSEQHcXx6ni9EdXrH7LD5xmn10iyiNV7DgdLbegRpUDDZByj7aFJ41Ly5JVqwAPFbX0OdHiC1uo4Z81cIXxM6RZ4mzP5fhgZukpK8KKkrjIqiXbcQxQ1jKM8L84djTdhwL7OZ2AiG0T2LnjRUpDfCkx77udSy0rjwqIYft5izMy3C44PKLwdLiSnTFeCzoJo49mC_jueDf6V6h46pPSv.OP3ENtF3hREt9FY4sZKJg6aeyAD3P7g1oucBEI3S5w6d2Oi20y3RqJ.PzHRFzwEQv5G4aiUMVDiJOaA8nDJpfdSajUNn0xP_JBOn6zyKVEVbyNNhtJGVx_DskxYa_OiS62iTf2zerPVqjhFHHpnSSJNyfgPIvZ3bPE3ydyq2KMH8W4gkJPdkFvOoAmvg76Dr5Qn2RAyQFq1vq6NGzE9e_i2SyjAAE6y7_K8s_vODr_a3i0M17bey3AVv3XjLVX96v5szaq4yNORl2vJ83H0ORsw7ZT4Ye.iULRqhI2fBN5.67N9BKzTTpZj1GpOD_RawvG.pwDahEG3.uOzrtsaNPcKjoooUTMZgsLSynsmqg1G.HNMetm4l16YcYZUXLlJaGnaaokEMh6rCEIQ1AXZu7b1cpfuNcnyLy04fsXiRhq.vwaX6h5t2RKQu63f9tkz3AW5KI6M8anBSKU_Lx0i_5nb3y9hVTFskSxpO1doASSZtXp47Gi.u2m.ZHTyOgb7_5wFvMi4ayQ1z0WVRqR_zN2ig7hhVeTuu6B3SFQrhr2O2HSN5a2cojI5k5cYwceV5sX4ummU4Pf5uSN6lXERTOFwQcGDcFFHpFsZZWBbr76rVxEqHmYMuYh6dWVKYxB.2hREq8zRa95XWu0XwfhmSzC_fte2zTx8zT0Eiu70jhFM8HhAbjh1z82tCUmiAcfbgjmQ82diNc5iW7LTiG9yrRT3rns5STofevLek4jnh3VlQQcP2XVHrvEvL4P5tjnPK1OW6_ArKzfleTvDcK1ECWNI9VHIggWeBq2f9ZA5y64DIpeAwIGsyvhuQS_rTGrL50J32YmgHBjm5qmWpHoPERMhiklpzY9bV9UPPn8yRBb_5EdKz4wNSTkPEbi2x8BAfYkNn5ltmEe.B3yDUSKY0Rt2PlqX1MfTkgQfivbplyeG7eSaHUAzyDGUD3JdVp03xh_Z7YDY4nDe3dBEKhKoLk9JQZN5s2uqcyfh.QMhHBE4h9JF9i_5zu8gZ4g6cNT5d1cieGV1gBa_AR6rpjeJGvB_LuvaFaTOf.S_1AIaP1vJFO4nRxeaDq7JU97HWT83S8JnNHkHItSDkIw0Qi96oqQLRCNxcwelnFJng0bU1WJfyMwq9VRzge02AoNgfLM1B7UIxB8UoPmbZQshvOcwfLEXhRr4kPhD50WjbdS7oSR_c4qUG1izgE4pDCozEcji94LxSQAzdJBuvo3DKk_VKRfegObRWLEQVuhnIkzh2HgIbu1UNdPufw.MV9zub8JI1GlV6hr5wzNpvUiD6S_YknrAIOaBm9XMKEs1W1qMc9oVL6qrkrnd1m3HkOhfi.imRB8.ETZV0HjzmbvDxgb.8fs.cNAcSHvMKT2H62SRIQGoeTlvmGM_gRFwN45b2inq6dUwfRPdhP9oKMMaOtkjc4AbCqgc5HIk2NzryL1JfTa38XHxVXHogjMWbnUrH3bV4Oh_QhR25vjsWo.7aTzoKgqy9j5DnnEF3SwSbKmhvEtZqxkMjwImfcLej9JF2c4TeuD5u_Y3GVn1xKzmlxIi77WXriLvXJzHNICL3_Jz",mdrd: "vUhRbK63SMdWTz1GSLfcDJVqVKdBF022rgTMSdORKOg-1739402105-1.2.1.1-UJ4XF1XF0klZ7CD3hCrR2g2FaFwghuuwgWdtbFgtBisQsyPFdPCwJI9ZwDRtsEzuxBVgMw5Ea8IRT01wQqEXxYdHU59NWdQsVC08ubgXKjyNLgSwdC3h3E8VHaGa7xH_IXyNndqDVM5G.fObTt_GUwhVqsYfxW_gRoH_sSbSr2H43rPhoOFeaTB7nAnpcgurfuC2mpri_JJCkbqpJTF.DxObrAE5QzkwN6fMxoKzZC2IAAMxqRtUdw_J0v2btQZ0sNj6pfS2SmW9OPqOiRZKUaxTSxrTCnQmddzHl1A0taUXKVN7aVS0LTtu6M9xnv7Tv8YX_m8.aNY3W7ArZUf8adaj8s5ReR.RsLguzcKRwA3BBPPgA7H17ZGVQiVvgS76sx3.zR5M4Ow6dBthuTiv8Kfy3OVvhwsv.pCHDc.0EvFtucXeHBFBO3_cSdqhYT8FZ_Wl4v9iFOGGDlR_U161H3xVFGEenKoW0GxSnsaW7j9X2rpZ6vYZIXxp0SLpjl9f9LlubNN_i_UJEbMYSjYZf.oCUIMNJ3.DghPPiSrSEhhsXwd9przSUVHp6tvAfMWPCAUDqZgZCNMne3epQce5cBUkIDdwyOg2w_sYSspLlciDWshV8kLAHUMqJGKx7EZrlOW2ijrhgWAncdM7pBcMPIZKjEvSeC0Sd8BYuBsPWS5WQ2E6vypbTHopkiGUVNMusQioNc20jjRzGxvKB6qU7Pt.pscbGkRVFGPE8C724PbH4njJ1XDOj3WB_TiIAfIoMpWxUqRGO1v2uOTD1EfOL9MLVyHtb1_DguFso7B.fGQWR7rpjSRUVuIMYj_3EawViVl5RaxS0aqURlaW0oqooTVFBLO.rvJNhw.5x.XYfYbvKSdKOBxxwnrjm03WVACSJuRMky80M4soSe3G_ZMcoZZ3SfNnsMtRf_fHiKWmf1mT6e5EEQKdS0HvIS9NzH8yS.gwqatXwOdI8QOTTaGnSRtM4hNJse8Zd3IRw8R3s0TZk_kUDx74EZoDHFxoA3J.SAk_..qxUeqUeYOGtNdlhx1omAGNlm5ubuWDGRPxtkjWbTqySBQwjnaNy1Rsggo8O31R4H.hzbyfIgpjiSwg5vPTB_BEXV7jU3Zn.5rBHHafKuV4hon3e6NyFXvznCUxWTkP0VkrlIFwgVV3zB9UI5GKwHBkabzCF3EGMSeDA.DRllQU5Io1uxfyvioyG4IGs0MBhrjtHsmD791tO49CZoJNF5oRW5G3I_hxBQ_Le51y3oWfTcnFSz07SlGmeyRSfgUztKGqkjj4e84GT10uxl8.uh8frsVQDRvIQUt5ShWU0FD4OigWM8u6DBLLnJt.VhzDFOwZJ6fSbF6WfZgBo321YYqktEqG0Tvuwt8iLP93Z0gHFD61a0K68rjCXTeWzxkxtCkgkipOH7.L9Bsqk5L0G4fIV5cnr3M4_s6pL2xXkBViT4JVaKI0rP5clWR1aajFLaGcCJtNrYjOf5ywN9xosthV6vdO1Xl6JMUEZxRKILjEI6Rt7qL4vE7e8rnEEyinCFOKMGhb.pDb43Fur2MsSjpEDqZT5DsKbTO8OxrRHEN39EwAcmdvMhdx2MX3vwbVVaPYP8NxfA8TUTLsaKGAWELTmB73eYLDT_937143AD02P4LNFyGRkxtMtiTiDRhsQclOp5ffTIgiVdiKOc8iCH7rTs7xpVjH5s8yHfELnijfjW7lAKrSe3qO1CyzKAhsAjpoozHYC6X1BaQz6gt_A1doux4_ISkGhuwfG9or4A3JS2OW4b04gVeg6Vo_MLFO8ZrA8d2ogr5Y6M8jH97Y_7fHoUraaV.bE.LIFZo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=911047551907c952';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\/7269053418?__cf_chl_rt_tk=WOIx5B51.GgGYniRNbkhYOzSl_a5CG50FiXUf3CXy9I-1739402105-1.0.1.1-.Dq3cxogxQyCX450MU2Em53Z6VfKnHzuWFYyZkfUYDg" + 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