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-840800576004.mit-edu.top/post/3659204187

  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-840800576004.mit-edu.top",cType: 'managed',cRay: '90f810be0f816fb3',cH: 'oSCyUOFnX8Lao.NJibr36vS54UTMZSNpi_PEUb2DMrU-1739148210-1.2.1.1-HPvuSoU6Lqgp7ACCH8Ye0OlO1d9gouWyGZpImkxtm4eLpBjEs_2pdqNh48SwuBCM',cUPMDTk: "\/post\/3659204187?__cf_chl_tk=eRB0DoaiRCPyCZqL90R51gMYWD_qY7U0TWpaD._cPMA-1739148210-1.0.1.1-aYDYHZBSVKMPxQcerWMgr7D0FvKuI4J9kQCWs64c8Kg",cFPWv: 'g',cITimeS: '1739148210',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3659204187?__cf_chl_f_tk=eRB0DoaiRCPyCZqL90R51gMYWD_qY7U0TWpaD._cPMA-1739148210-1.0.1.1-aYDYHZBSVKMPxQcerWMgr7D0FvKuI4J9kQCWs64c8Kg",md: "LfW8mbUYffFfy13p8YU2787Fd2ytiS_wLdGGvyN4Voc-1739148210-1.2.1.1-zXpjrnpQtzgHYeh0m.8HGv7zZR_wcfa5teLsqNnwJT7VAC9r3CEi.bt.E3G3MPVOQzL5mQNPbp3hh6z7IH1adJLlzPctCj3XIMR6Iq6o84X4L3h.IXqyQszb.7rSQF37nA7sxfO8Hm7bzSjMHCLLtPEGu4A0Ag6SNCY8aCzN8gIpOrjPNsj26L4adrXUkC8VqzK8MrTelpX09apqSPhfQ5PZzdwakHQ80FGKH.7KEcpWrMfUmdhac0neYWt5BFxgINFK5hd_miKPaiwDrtxSLeqXR4_EJuCcdSpXLV0RcpvaKDvWwKD2zhoLC887FNL6ZQjIAQJEuka.V.sfVDqnc92oSSjF57AsM1FhUpgPv1qskjqHa7iJACgdI9oi3EAuluGbB2fnJuOKLVbwatC6uKZ1nXhGKXXRhxSXggVFA6G3EY19lKyzIfEJPHVbrh4rEraVT0iFRR1TSFT_v.OvC.FlPTtL7s86cB_LKIAF4Zo64ZR8u6lOtN1_FaKw4sOlr6GAc6FdhuQikLAwXBhcIYT0YwyhiEnAPwjCJ68V6LVE6G6Yf5OXNw5FbAqzyKlt.xsx3fFaCLcPD7qDIZV5X_GuF52q.PW3vVQRs1i89Vjd7Cxxkk8RaZqP1n1lBY9sFFR9yB2im7Kble9CkfdbFaaKWvjowCmxaQJlg8.0iR0uBSBpmL4BgH_ksFzVBZtk18S5oobhcJfnZWawRYnYI37pCh4kf176JvsQwldHSRjAXCRZwdr_hKh217DYralWue2YdN7HVRsHOiVUfSsA1ND.o584hM5HCI3vIbH2FertqnJccApgPYgwxiBx4Wvj7AJZ89bhVfbFvIckB3M2VGsLNbb39rFWL.1R8baEiLckC1qN4tLAvyL3cy2v0jBQtH7p5cYLPJAyfi91Ud2M0bjrNn5a61bw_7z7mMkzCt9FozKzUHLa7E2b7S6HHmynqqgFM2454bkbgnE1MdTy1HD45oknk3MLr7znavZbOtjr2pmUlxOUgRIBo22AjMPxn6Plf91swtOjtt74dX7Bw0LFHwtUeE3zKYgaqijY_xyz8eEi_psQPLBvHK.HLTW8MMf3JmB08Mqs8A_5bH2NgPR.Xmhc9OZxMWij9LU8P1Cnu7c2NEIE_5wBfjSaMlkWTkWLtJg6sWxUAGCDVpreXQx8JKLmRza.7cOQx6a.mQ0xAsdQYuZnP_srojXSailRwTNtO3pNy39_u4v1Cr7_fCTd.cltzqeC1OUSann0IBZr0C67wLgSxLqyXZCsD3.PS0i0OVbXfx3pJyyDDEfb3bYmXpyQvPBuWEwrq6qx4FQ0sAsL_dvmOJF9WnpmnxznNXrs.SvE_Q7rGkgHDdpWepWjNfg3A5o1zhki9CA5CuYzls4wUNn4OzOmesbpmUPqtm0TiMwvzp9Stkz4quuMKDrJ465u.oT9PU8Z4hHMaN1iWW618fmQ0.Iw3BtcT67a.pFGjiuKv9lNT9Rq.JvWRXYGyoluMipJRuBhFPMrhEJpQhu7fH4fgWHOO4.bJ.XrRAYTMVpi4oFiZKcyfvH9cQqOVvYErvh7AEvFwolbnoTxL.Uo0AoyaL0OJJQcSFi7JakFBxpaik1GjdNSxn0NmEucGWfm3ZcxNRs_9jRezvU_V4QyVNQBXaU93J3ItS.inbbXbcImyjHy.QoAXFuYMKzgecJi4KstDUFbUcAz5bgPyswfP4kEgHMOZmGMA9IoLoIgnywj_AO4SOhBcOh4dZXXyL_YTGGwxWPrgOgkzxKRJ2C5FW_Gitnh3Ogm19f.vTp5M0dP1N._GZfaESczwA_bpQnrt7ujmoNvYIfPeVD._p0NePKIXJpuyNsV.2xC8aiXzASwmDpgpsTvZ_50dYaNkNMntlANMMZtReKGNjD9sxz3lpr4708Va5Yp0TJuld66Dv4WkC33T_udGf.9J4sr3rfJccgl8azwkisEUaWK736lexvr8Ke5blbHwrP6xsLrTJi1ZzkHpMCQfXN8K6vVoInh.hcP35iQhzIxdixOfUqJ0zunhZUdMMdsfEoYij7qTp7Btinw.PMuFNmkIBd7kh9w3dWqY2.CUMVNqG6cYOfyjHLqQTkxP3EWC.XD1GNFxITR7mb.Ad4rsiqnfFzwA25oZ.1xoSHUIri3PGarmxj7Scvmu3mnYFoXlJ5sr5gdygmEBCwy.XU5nR5BR7otKZdGqW8zdo4KEM6guarjIQlNCDt8kTpURdbROUN2",mdrd: "spBVtB_v2I_73hpwG21hGCbjvkVLnuvaCl4.CL71AFM-1739148210-1.2.1.1-kbNiYIaVshBz6yTpqs_WGRxDsRCOrAJoU6X_2o64qwoapQ.UnMXAlnDlnT8O.cPfFBUL0OWSBZIRLR2uGbWNpBTFgTg0_rYKRl.EzcNNkDQcHr5SSwSmg2Kr8g4GvDmQ4o3G92Av0fmKLsUYObFBnzkjSvuz9Y4AjUCak15avKLECoRz_7J3wL_Y_xDgs4czvdK5zXy0Sikh_sStpRDYTgZFMT6k0UiyJ.qbkCnRXrS1BieFLz5xft5JSUOD86TD1s_Bojs67MJhtW5xoErI0vN3WKLsdRtk3bqTWQPrCg5SsLrflc9rWZXWmvJm9p7ojNo18Y.VYo2E0A6otUMD7BQfw6VhiZPyFfsv4CIyFT82tK2plVmqsOHIeveA.srLb7SVoPi0J0ckavQWO.b9h6lV7MS69iHYZhaiGgjbKBph46C6NJBZoeCUHNQrT1h7N.Ten2V_VaqaF0bm.Q4SwrtzvSamWdDvAJ.7EVHxH5.WQ9w2oMZzlprtDjMFsNoyd7rtArnjbcMhJx6PSVxnlB6lkl1ER1vm9eKrntA4U6Flai7JyzZXv3f.uPV3GqEaU6nmE_BTN1qJlsjnjVPa.eNSOUP0NY.28HVRrrLoSbwdie3rHgEom2tWPjtJ0N6XVPFebhEbd0KCmQQ9ee98LLoAv_QdO1RCHiSI6G1zjRadQ0nfPbyYAPubSa39klJ1ScMMMVKugDQpf793MPigdnainW5ZpLUABNPAhqUKSlXBFTmXsqKDXWAM4VZmiJMDTOxlirYc1O7liKVx9ntqvAaWAP37SIYJES0ThTYAPhWyDCj66kp17lmxdknQdul9JIfTQ_ff94DzgJ5j.LJnPJMuxGHIMEqQt2ZXbeC0rZ2GJAAtSoSejM5o_x9pIvoRgJ1uaAEz05mvpBdK88z5kxwMiD587iUcZ_s9Q_b9APc6u8zGxH34aAyl9uG3kl5C1JVmvyEgEJ6xBYYA.OtDKMDWM0zoDWzfn2YpkQN3xg1z7.AFVRUd96yhA8gD.g6k3I0vxCOqHKfbzng_HoAVzJ6A92abShbxvMeLk6h.2e.pROQX2ysQ7VlqRLfS7xq8n1B45LNES8AXsQZxPL7CwjpLGvNies0oFkpqttycKYpGO.OEFDY8cIO7Jnjr5nuFzjSZawbfOfctV8Ghz1rZgyZamoAyHzbyMJfccGF8zp1xj.ds3luOIA.i2izb5PiUIk3NGG389VkyLc1zB1RHM9pgybol30z5.Ozz1oy8lkxy_3VAFwUqrxdsaxGqbURQkO89B4pgL3DMTj5mJx4Q.pOWj61exgT3orH1GkaQXLroDsrvSzUe76.2CvZT7MQW1GGeXSXVZeD_sKVVy4Ld.xua2OOtSFyj7PEg4ZYYIEC8KwytKS1DNWJBkiHCUq3yKIy2qxe31Y4pGFQbQLCjHI8l3VuQXF_6wLFzGrmbK0Tw2eSTqZ1BZoN3SRqfyYgxw7KNhLJvgLWEOUU2AUYSqUGM2IE1gew01iZvtskkB16KpaYUdx6b0BQSGbJhineHn6eHHMOtM5NQTCanRSXR9HS4JzyZKhO9s0N3uNzv3VcY8PkoaqQoquI5B0yzZCBucT9NHsdjDAhW9UzIqGvcpU88smRqimfKBqOG49SHZgbQCIZBZxg6w4K.2A97rRSpK8K33cFumLkHHo7ywNQCy5w2CowrGrz_gJzE.vwbNavnEuchDhThM_mu9cyM8RPfMwKSZWP4cOEJ7GDkGD6Rl041bwpXq6bmk0_xfJHFa3g4.vpzgycP.s6JGXzAEQwE2YVdsjZUY8ZCkMSgG8ZSsA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f810be0f816fb3';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\/3659204187?__cf_chl_rt_tk=eRB0DoaiRCPyCZqL90R51gMYWD_qY7U0TWpaD._cPMA-1739148210-1.0.1.1-aYDYHZBSVKMPxQcerWMgr7D0FvKuI4J9kQCWs64c8Kg" + 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