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-191497227195.mit-edu.top/post/9178625034

  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-191497227195.mit-edu.top",cType: 'managed',cRay: '90f6a65aa93a3b2a',cH: 'lSNM3wjaOEIn9AK7TuvwIr7UROSUVBRqd0IS_ngP0zI-1739133367-1.2.1.1-bldQqJ.uQeAYhKyNdT6RSlPwcO2huN4.dwJLccLYnyG.8yDv8tYJqY89th6K8ioU',cUPMDTk: "\/post\/9178625034?__cf_chl_tk=0bJCR72x_n0ZYpPegmM_gyw72IzXdfc2nDBfVCMmAuI-1739133367-1.0.1.1-G50.HBMAQrgbY2yvsFdY5pX2r_6x8n1fWEeFcQcP54Y",cFPWv: 'g',cITimeS: '1739133367',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9178625034?__cf_chl_f_tk=0bJCR72x_n0ZYpPegmM_gyw72IzXdfc2nDBfVCMmAuI-1739133367-1.0.1.1-G50.HBMAQrgbY2yvsFdY5pX2r_6x8n1fWEeFcQcP54Y",md: "zsaoXRdfU.BosVmJia10mwYg2T01C0CRKlZjEOGo8sE-1739133367-1.2.1.1-7oQnUd13eHdO_lnTeBvcHHt0bKqj0kfs3qJcpdJd3FzQVz8_67jcI0tpqHzUGVR.sy7FsDlat0Na97FfXypSlx2LS5bT16DMbdoHCD651m6lUKPysLQE9cDq7JUcWnORWnAb1qs2UBuB6cLkPszeQqxxal2ubguoIek5oU4B8KLXlQEA8KGCfW15R46UbBci6hKYsAvR1n.huECBYcHefy408CHlQ4j6VOrKDP_x5FyDmqDUwQxIWz3z3cQPfp2H23b7I1pbdP5BXM2cW_2jPQooZHrFlgvMNlSG2FYU6h.aHIR3nct3ITnnB2lwjmBoCJhznmvWbb4RbTFC2odGFMCuJyd1S5fJElWKTb2T9zHvJ0FKiemq2hxFYEcJFlMsZN5DNHvK_fbC5nsjJVDb4TNJ.5tDjEXkK9jcuSWIGxcnlO8jzlUYBiaS2qPXiPHdn9YHrkt.keseZ4aA9fjHhA5MDWBvDogGfnwbeo.ocGEQw4a0VoI_6LnyMBuAwyMYi7zdk1Wh9hmiZBtORLMi.iaaraLxZHnSItMBmbKDILdeLqL_Oa1OJZNIi.sAX2vpYpMnt8irqlCk45wyvv.JlKxRqQX42GjpHI9L4CKpYaVCxKObuJZRmhcKxpWBDag.xbTYPFHgSfwFcgaEmvPdGRn0CH6_jLQDylS2iaRshsA7q8dWYnzULsLOnN5neWpciljWHRrL_Rkg.bOSGwTuM04f2XFvZQ5s8ra0Zqdp8VPFC2lLdp3h6w5A5EkQD2pBzKSVVhvumDoxqBjTx7XVZuw5Xo9c86L4z7F8oCJadQpYg5Z2JhDBBaV9w3brQvSZAlN8DFM0z0c_XlZseNto3BWMbLevwKH_lDElCXk0xbQdu_cEV3WvKzteZv1H0TRvB5KbB83QRl69ArmEp4Bfe3DkqrQ7Ue7bau3kt86agSdg9mKMGMSaT_wiVEr9nHB5PV11Wd_861_NS6ehAEMmiEQaNvyFubcWt0_EymVEtgfmnAgV2ujA5EaJa9cW0GCFfgeNSINSj2f.l3JKFM2WPg36RaZ0ZEvMET0x7IBsySfQ_9EUFoiqeOQoVWNsVGt2ciyUYOZyezwyIPZ.KUzqnmUCo0Wgi7KxhmxD4.DGeX74VH72AvQHQ6O17DEGMpUK2AGiaFsc9ZQFJUZ5Pmd5hHj6iHjaPkW4Ix3UDuIFOGBKOVNBjXxYTBBJlihteD6twpGFJ4ac.a.irWCtajKJCBeSG1YVFc_0zv9bsJ52bp1M_aO0Ro0YYE3oE5Xi2ADBlWlKipACJYdv4kyort81xsw9tW63REEBNXUTT.rJXP3PCivQnHEhf31nmd0GtjujBCFBeNd2G._l.WGKga4hgVUglCQZ5WU7Jej7LFBscdADcZGOvqk1l3U.40W8rAwF_eZl7nZREV6SOp24Z.URW5klj4zpJrqG.LnLAtxv8h.hGl6q_OPdbKV_Adlk0jRH6DhwQAZGCIWtu0vtTf_XYlwQtGQbqVvEJOTXhF4y.i_hgXqvqem.cKex14qg3yevQQBKICrYN2F8Jx43hdf.FXXniu_NOkFNnILzxtfyBYqbzu0KucMaVv9Q_qSgXMDLP9bIht3rcoHxJLqlKeRgXjY4qKC2pBnhvC91kcTDHmd1.1V53qEkn4O2d0XDV_z87y_8SRx1GhWjz2Yt6WiP9mDVr71M69j3y1_qxz2wPG5oLRilCBL3Ou95nVI_ubzcJaNyFkgIoEwuiciu1cxQ7aHgIrXHl.NW7qUecWJ3wnSr6uDYKgc.yWJc8Wt7r9bCEYZV2WrSPBYmzMR6qvykbWBaFb2PkZJDhp9_n1MQsJL9Q52u8ZyBuHz55eQ9x6HyYg1Ac7iujqsRDcNVrwDW0lyqYo33FyRgkSb0jD3KMP.kHbHZ5__UIkB0dBTCXN2u01M8aQZF_rmQUSoMHsrySvqdq1wmOKvG5S9osVVLl3_8TOUigqGbfnnz3nQ8jFF.Ujnj1aedrdJIb7zybi2Awx_DyaANHzV9LSOpIdW4I3EUo5sOFIpaF5ITTDc26Jzq1RaAtcnmdY6U8QU_lYlqtrN4Eu_SrpK0j.gO.MjUlmAPUa1dZ2zs3SLb8AP4sEE_S9Wf4gUydFBkU.qJaHvj_Hi2PO5YnF9gbAyVq5_1ibKJrzI5sUOJ7MQB9nAr4LbJrWQwNNY_YQlwi.ERQmFUabd4IRx9ecS9VgsH_SBPf7SrqibpHHJuOwrN71.H9DC5",mdrd: "_37q.4I.T3m3H8IcePcmWsLg1D7O0gtPVpyLCTDj33k-1739133367-1.2.1.1-RW.25tULFAW1ZilH48WYxwKYac8TdptUx95FRtB74xfYDkN9uR3Q0Ae3vT96KLW2PeiTS_RPbgayOpz18OwyL0yfeV4loH3ol1jvMCcF05UI1BuXZNCsEcy.XWQiluG6uvSwCNjBCSMcnmlgFbsn.1BI_TNQJukpnA_f0beVBkt0vsaXk3I9vmw9yqvIuYZQHPZ7jtcVoCwtLyQ4XtVhPlVQemgV7GsityjP5xpHZC4lG4sxgHUso73p3lyitZckV5AcbM.VXTwv2NMGlLJnxcscJfIGWgTKUhRNjCeat8JchOq1dUjisv1ASk5by4Xys5sEvWYZbQjq_Jsn30I.xPC5OqIxkTM2.eHb4SL3pbl.qrzLagUwIJ0pPH66.PB_DqgXDwjLkmy8LVR1VdMQdM4lkB3brDyjo8a1baUinJTH1WAMiiCeszMA2IS4c2Qk.ZKCdfM6SK0iJygynHHsVmlwysikwejXT3KEIeNvNDPU7fCyZMD8Um6zQECFg8pk8f0JnAoAZ5e2ZQaESHIuly9NBNIzr4jcaI9q371W2sA2UxQxp3RhfgEM6sCWXDT.0mET.yUWVnunLELkqqUXdTPK3TzGm.VrXQ7ckM2.dOroOxBSD4jrmBXCCifgbmk2xzHCvvznqeH_LGkqDJKjv9o2MM.UVTtzMmpnZbzD3V8L2GZAkSEm3UYKB_sthm0ol6FMSVKK6uTEjRWSNKkBKFH0E1FC20EAaHbU0xhC4OLV_2388IJa5KalslinoU9ZdmcXJe89PkfCiHyL0ucA7RVFV4NZKZr04LH3.QcYOCiQn4NStDICT0ZfvgoFDh5dpLgb9wGjfM6tmML_kAWRDQ1Luki0JAVo0wnm_3G4pKWI9HEIRoj1sgIuV0WGPllryABNGFNEk9_UTIbfXBcxxc9uTv6hb4P3ERwVsDOlyvaA5ISz8T2kjPYqCRRU5JcRCvWb8y5HFcwtQ19Si5aW7O9wsGnhRLbwwKxBRtcczWdKhJ9aDApQKWI4wNnAUu0K6WQuAbSWO8IqVvga3h86SeDKMLevJrJY0yWyIm3UEEQNZcUJmta2M93ao37xGucp161RwH8PgTrphIEiePbxlycf3ROip_xcBAfJ4LMuHL.vLsfvdNzunLKxFWR1CszVAjnZ7dxTpLrGPNjTUMvSQF0AfNZdCTFpTtQIKbCBwUfDAxRxZ.F6IopokzinXDU5bx1prkKFopYRgdAstnU.qopKVkouofGc8Vc6NW1lEKwAGiWiv2KcH9jphfh5QvfeB36GYgstxKzYdL_Vb3lka82tz5vJ1kWSd53XT98N5ACmKvw8KN7uC09LIiFepRFlieVcR3Q.eR2mzX3CD2Ql5OyRAWNcdfGxZTz08oBx6tBh02N7pfAAbsgCCcvrx3.tDFoXtlb1QI1w5WFf19Hmj_X26u1pk9P1ltJ0ExqkBSD6Qd0XJ4KUQCwPHh4brBbdB7J4FCYK5q9cLdTN8oGi8ZOdY7bUs9V32sBH.q6spMWuOzdtQ.2NvviXJITZ3l8MRJh75Pq1tC_8tWZOHRAhsPgs.llxSjVlFWEqbFGZNwMW4jcym90bKa_sT.KvqGb_0kj._vI2IbTbRigf.pLq3wa7mIF_k.RkPMEDfWNORS7wT63or6BO2Br_QCi6euMLB7m_M9HMq_r5zX5oNUpVhfTX8X2xzb5qaGoYNnfoNKZ.Fl3bai8M2xD6RerlPq0qDU6BI5quB0K7aTKUOnbMq4NOneVCD5Ie0uPZLvxvNU15kdhEk0BcJyZUn0hR_14DgZTdF.7Z0nMMrbU.dIb6xuDpXqzpaLFYOJnwPc7VUtw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f6a65aa93a3b2a';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\/9178625034?__cf_chl_rt_tk=0bJCR72x_n0ZYpPegmM_gyw72IzXdfc2nDBfVCMmAuI-1739133367-1.0.1.1-G50.HBMAQrgbY2yvsFdY5pX2r_6x8n1fWEeFcQcP54Y" + 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