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-459280850109.mit-edu.top/post/3149267580

  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-459280850109.mit-edu.top",cType: 'managed',cRay: '9107b3904c5dc977',cH: '25ssemgi7rmHU2Zpbkb1YLalbMKucopQRJ_DnzN7wSM-1739312166-1.2.1.1-UkVsBVKZ6i6tNPV_cNBTQVe5Vu82wBGwE6FRWvTU7cG3CKH3U4ys.j4dmKIwhsZG',cUPMDTk: "\/post\/3149267580?__cf_chl_tk=DTUBCgPBsr4VMzwOkDw6zAlfl5YVjZrGjOpIyX2uwiM-1739312166-1.0.1.1-PGhYpDa8Tkj9o9qiZmtGOYA9GXJ6mFlhmHHCf_jcqgE",cFPWv: 'g',cITimeS: '1739312166',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3149267580?__cf_chl_f_tk=DTUBCgPBsr4VMzwOkDw6zAlfl5YVjZrGjOpIyX2uwiM-1739312166-1.0.1.1-PGhYpDa8Tkj9o9qiZmtGOYA9GXJ6mFlhmHHCf_jcqgE",md: "OjgxZ.ej17ZnXT5dpiQFJC8HAFD2dA4yy_Ub7JFADs0-1739312166-1.2.1.1-ZSxqA1QT1JAxN6KRQfeLxT.6G_GWDpSCWfcFeCEq2TYlTsb3T6toPJq4woTWFXkymf1nC7UMDCkwyZ1_TG8Ewvx1HwGbviSvlyy7I232nm.NUiwS._S7fD_lgGDz1CDLMtYER_Bx6Aho1A7sRUvtZy79tfUdcC3DfxzjXK0hzSTwLWjTWMUSVd6NadqyTk_xdv3J.nd.Te9xQRhDUGeT27h319tBAPHcwcZPv_zxxXOqSP.mTs0FfyMjKbXTVFZ3BvnIfDqg7IB.zQfYYo0BXNZcohEVhjrvOyA0rQTSfAg2moUYxtugG9kKTO451ZW0g_SIimcsFiwZmK119n_MKnw4.qTkJYUMNEnm2LiPVUkNQAXW74Ceyo4XKpg4fAMcSrFO38afub9E0W8aRx0rHRKchxL5jK_JYP9CXepoi6hByXWLqpR21wuS5dPb_dBjFPAcS_teNso811mgtLKugW6Q0Z_FimU3YfLof_Xfto3ICg83QFwgK6Q723pQELwCmYTJyiYojlDUgmOufyHFPx.G_qFiMDoMmfmiRKrQ5C.KEYqUtqzeBfb2agJaJneD8QGb858Z7wKIugeYN9zDQQWeoHcA6pwXm54xU28.1SX8t5hh5tsbA_NKjt2gw_Z46kfjfT5.wX8gM3cD6bqHWB4zNlD4vtq89IXcS57MKteyKaxGW_oK7V9WV.2A6XgOKyZDhJl_7g9MWSoqQWnB89oPlwnyz7OPdCZZrFVBwodkIzOn.69ZYeKSXL_7i0rLSoWTimb7IOj7flZZV4UCMDUfIAtSyGcucN8Piydl9hThHI2vX.UlG9aUqaTQqqWCAuwG.0CBQhUjyM0I00GUpIj9_qkHcNbmlvdO_7CBp3jKVWYdpkoML3GFSOlVAd66aBfcoTA7ukL11Oz_J1o9Q.3WntP72oCU5kLJnYqRmJTCOK30KKAtNfSZjH3JxVO0NGRXdYVQZdenk1hOFglZChBfsGu64ZIuPzF8wMBLk2Rjoea1xz2Xc2e1lrMRnszJ1p9vdXt2NtwrhnYQpor.WnRMro8HA4wqovR83VisazcHLjgq_v46sEUHHQgd6cS7gLeSpDEJlVPnIvwreFsdHzLb6SZQA.mda8BnmNVdrbHVKAUS..3eKH8qyE9SeaHveszQfTeHdao_X8bIDX.waw3WaV16ebdxqz1P_9urwBJsrBBf1xtBBX67YglvJ0it5d73q.xglL3Z8lFVhWMfWoE0VBVto5i7A66g9XqnGM9rgTnUM34ZwFpYOZI3x0e8J_E5qkzsOmZ_8STOV1.G0vo85qAPHJZqDYdVCkUk38nXITxu7LR1.fToVD0gH9vwG.3OW0EWX0P6bgU6G09r_xF0MJW9U11SqX5PiCB1NILzgHrRJQOAOCo_ZfWu7.DGpWLFVEchcR6K04SC1bZanQtdK9OLK0zp.dRbl3laE2A7EpDvZ9b8KJsn8XDgYyNdcxtch7DzVD4m88w4iJVc.X3bdYqeKcMdKs4PXS4caBtCRYiBcaD5jJJhMkZVR9yVIqCDM6MEpK0uFMQuNVysNh4y8P1BaaM_T8w4zX7wyrU_eQJ8OtEGAEneV.dAGLyHjJPGJMG7nxazkzjfU7EoujJoTMeDCAyuph_pqITt6foY.DJo2RwqJwUzcBd28Xbm2TeJ4JQ4l_XzkismjGzSHiS9p9OstvI9Hwkh8QgPeYshCjTJzkMkSl4YdL5CATa53TKYNU6MMJjlnTlCTKLy0XcukZNHqwRfKzzlqSK7CccU.cHA34hufBUndhKnM9l0AfTN_QU7UX2JtJ7tpmSLlyYeGisKtv8oDEkkROMQzwJxnrcEb1BJUcXCP33FfeFWIoqIxYqzk8QCXPwL2ytIG9MGVksiOXjFFufjCdikX19tefsIohMEwpD2OXi5YQb5OqlwZ0MjcL3hZImSdLwGy6kUXQipm_.OIUkZ3radhQYXywOOn4vEkrbZ3_wwcGrp2hrrsobPxbDbPJIch5eWHMfuv0JCeqcsWeJGOp84y_adU.1McInBlPxwjg9EsRuYxNHmUqdYFE0s2JYNzuyfBpVegyINGy2vcvEW4s6EuzoYy37dYj5_paiO8mJgYQXZ.DgEVtq299FIakcNDdipEjJva8ZOsYzkLqQO.i1MPVxKGmTCiXlHDX2GfoRjKMyZmDoCRxDpvuSLWZ6_NQ_o8Mz0HvQI3xE73Pudo5RnnykjiEhvCQbB4ECvCNJrdgGR",mdrd: "11CfdlQkfdsn5ivCqFOOxcTjjjufQ36n5BL2yfZTtf8-1739312166-1.2.1.1-MX2X6OB_XhJ7HDcLvCtWiFttGxdKrOq39mncqFAab6r8lSASAaRJw1NehaQS15cPtdeVavWS7TR_sshSBcfXbHiDlXVGzhLmu.0WN6OqdS.zFwecEs0uGWV96dlJdWxxLY9wRuG.KpQtUEdyHWPoUt8wkbox8dKEliIQk.li_jJ69sUxJblYgkxI6vWba_kzOVIgOj4aOA7BPGqB63FNVxDXyFNEkbHdPyYiRyhiFt_fZEtPclOYJ.iZ2Zj899qug.PLPXmZDDRT4p6XYdDdN6QIP.CNm5Lx107.rYO12Ib3Ijyj8eS9PoCYV4Eb_pcv.ONH95IYPlbGRfQlvBvhszuObnyJafL4DMDtUkKYmS.H61EYnkOLF5huDyNX3wEE6Bdf5CCdeIL2s7Yx21wbPnXkBhLoxb0KTUvwX9bktCLYI2o119UZaeqWMN0kEaHiDRCFfUIfBSRdRByUVw.GTd4xmwacRde8nLWQIxIARQaduc4XZGE.ooy83OzuMzD0qA6MT4OTmVhD_0Jt_UzAnEJTbZsUMAWgWONQhCOhEIuhQZs5ESsHVFLeu9Kmg9MYDtYnKE99Ay_fr5GWtxYF0hmvggxeuxZDE4QvG5Mw3m6WTnZlIokFQrfMml82AXWekOUt_hQNe4N0WlF.1g3D4M.82P37Y3wCwJbssTMaEgWUL6.ZRKF1mwio53vFNKj1XFf2O4fsHT7o4MYCqY4RLU2HFCR50dE8go8aryeEkeZxw_OmuEJ51T25cenQp7sYg3WIPztAwMOx0cyjKct9ylstT.fs_ak_UqA4BMxyC8wTdwbCSnYsfYufXa_uaJjhOa_ejXSiRaJy8dmHDhY8_xFfKJOFh6yGTIo0qfkCL3zIcLODpXbnw_TvIIcdetmO2keOBrl67rBjv6zdx7mrImRDhIco7R9olYrV1zt3wxSKKXqcc1sObr5WDM1j5ap7UTuDcof.w_9IJtP29HTrUVTh8pcfg3L.34NQDAC5YudzAd2hJ67dOK_KynrnRbjixZRke0FUtTuyGmXQKYySxn1ZUJZQxOtzw65S7PxEGL6LwBn8pj1xgE49BH582e_HnBPLE2hy8k0_JDnkfmKX_ocFwPQ8J351oS4saGl1_oDDlAKjTAxHLaIxNT.lweX_yVGT5pvf_boylO3plza4A7PvNRuxWdec8zvicMh3WBQ4NE5EvDsfFJtCXxrLHqSO3OLS4m9b9VP5MP7IuonisDio7_lgSdD5f_JYAqTZ5oIo86CsJ3zUfF.lG1ypyumuF.1tNL59O03cec3_NUocw9Yav5C9rQ2R1vUyPxEDm.0WzU2.NqB5QedWUlrg_qvR2DmVzZpyOMB5ubHMV8AOFkdWNoOL6DeG0qYtG6xlXiNPa6QRGIv5tjqmm1lBQHKptNeYRzujO7.bD4OpmJKVDpIB_iWg.uEZ05CrwXAkotRbfz75yHKxs8dgUYLjmlGpI43QPproOmCsZDSfrNdbetWFePjZuZ9npoDcJknQKKNRyp2KDGvAPA6DTo4csgUwblNYtSXh.MxJKSuBRYXfBmJRAvRfZbNQz9YrCkzurp1u3ZLKwrRAqi07m7A5EQT8hb3JadIPdlBNGon.08kTrgPy_KZxDIEUsc6wbF0Beh5G4JZECeowKWthUP5GPZKrRY220cj4xVgJvwSzpG7euOB5FWi.HqE2mvHhIh9tq0Ngb0jdOXsqXrSZMS1zo8Wavz6TH1OJsW2Op8gK49C1FGzn1CgVZz9OC0vS.y1bwvUsC4L2HFco8eH.UezZ1uaLt1PYCCKWvZJjtcYugPaLzQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=9107b3904c5dc977';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\/3149267580?__cf_chl_rt_tk=DTUBCgPBsr4VMzwOkDw6zAlfl5YVjZrGjOpIyX2uwiM-1739312166-1.0.1.1-PGhYpDa8Tkj9o9qiZmtGOYA9GXJ6mFlhmHHCf_jcqgE" + 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