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-affn3q4kz.mit-edu.top/post/2106547839

  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-affn3q4kz.mit-edu.top",cType: 'managed',cRay: '90f3a6bdaad8208a',cH: 'RyXTFgc18bp.c95NCnUdaYGFGwCDeGOXglpa9W_UF_s-1739101926-1.2.1.1-e0FWrj0HWbfulfMDso4ijXe3NM.onKW5YGw_bbqsKeOGZFBLdoXb6lXBSM4OclwA',cUPMDTk: "\/post\/2106547839?__cf_chl_tk=o50aJ7FSCWl8oH.IKXmR5dHLmBsjk4MxKCOyjYJELko-1739101926-1.0.1.1-JGQU0A0iJ3kJUeSdDAo.DtCjD3i5ZvbyHoNWRYkEDlw",cFPWv: 'g',cITimeS: '1739101926',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2106547839?__cf_chl_f_tk=o50aJ7FSCWl8oH.IKXmR5dHLmBsjk4MxKCOyjYJELko-1739101926-1.0.1.1-JGQU0A0iJ3kJUeSdDAo.DtCjD3i5ZvbyHoNWRYkEDlw",md: "z2GD20R4qsMlqi8jAw7wdUMY_nUNgWqbgQ4FT.D2yHU-1739101926-1.2.1.1-VXSK_vs893184yJZCK0vC.Yc2fNkpkAKEUQlvjSa1nIBlGSyduVkjEiNW7jzls5Oy5acbHB7NrX0HodMUc3vHjUWtciPOpv3TUPCNCOWUXsDphK8wDsz9QTQtDGFQdMHuSgbrl4zPE7eY3k4sMOPedGOGfGZgsb7WKagpgVgW531XNFVUjAPU_BXWOa0ki1BMj0MjR3mwQL5dazlviDXXUgH.YlCspGeOhZ6RPFctAC3XbUkvVpq6j62Je4FINgcth5FoFpxVCyDh0zvdSqOGQ6DtF7x4LJojnlIkhesfdlrRl8JrjjpHqz9BU55JAd1wiIPbci5EuchG6vkLFbYONZso9mSMo0Ao6caoBYt7fBkCGIo91AZu6byYk1PH8RTkAowgjX9sUZ.Mh9M5DfdIr.quPaOzthlBK35PQ.ShkVIShaJfmC0m.8ld2SydQCUAEqY8TzV9yq_jxfN2Hk.wLnelJufuIRk33G41otwVpBmfGEwi3UmgfFBrXN9HrCTcDZSsJQJM6A6.flO8ORmCgdLQ2OhUY3ssOLs9D.zKtPde9fu3I_XuodyUgqLzFbl.LiVF8P_fvZPQqgl7YtKGHZ9fcLCGqUo6QSLr_EZtjelYkirx.QmAKY8j_rzq3b6_P3UCveo8VvHa40UecYXCjUMM6qMKjCBIjDpb2kh.D.psPjut.034y.HRwqyoyedYoJOIvDO25TD1_4znzjrYxBlVy1KVWwvs4zfHBnQb4o6tvyum7sLIDXxgkMxBTtNgrfYPo9fSAJjbllQss9fIit9gmts5wFUA8N1oJrSIlXwqDV7jgrH.kTU2_cTrpDYvrpPnVUuhrLbRecbib9aksPPk088Pq.R_iuqMxA3xCF3cx4SLG37jaXSc9NAvfST2PQmWitBVAzuOujazywlYRqiNNN56W2kW6kT0_4b2ALrW0QDC3aMoQbDstzq7cbqi8evfnbdyLu4fvXX3CRAT1EG5mdMkP9KFtv6EtGEai8dRaMDPDdfYy4diRFDjE_eThKrA0hR3fLcE3lJq_tez_9QUUD2SFqtGAWju1Zq8pbocQRQOac5md5GwPYsvJBVH51Ufgxw1H_aCersbuf46Pw1BzvBSa0mD9nABOrX5wvlV37TfZFW05a2CDr1__H2kEX5SSKzOPrifIUWoJC_TVgVCLhENp3hewDuz1IzoFLCIilq29axxqAAlj0Vq7H6Df5RCIFDF90t1RdxlHAMceu33VNEZWxTuLfNyGDQs5oIynXb25XQ0F6p8gzJdkVmjeylw_drQ11co9nC7BPzSEJWpOlrnWHbUk3Vyel8Mhj_HTkZyvvPIyVXIpeY00RFHcUvnwoOpkrHUpAV38B9fEj4oJWjnTpU.fwHdPZXRvs.WZQ3YzzHaytcv2bcF27wSh8NempPuMD0ZkbG7VQqiyD1dDrqlBnNwaAFiuxgRv0JTSi8YYtc6nVrMPinJY46nCktlVbWyl9xYskEDTdhDKyZIrJv0acVnCJn07sr4pWdGxrdhACk1HVUw4KNs9EdaGV2kMjrGkwFEx95OcJiZ8Rq4GGpsDYEqjFsJhiu2DnqI3qUYMrlVI7nqHhxe7ISeuICFuMQWcHbBDUpCEzUFP3mNSmKfe7M7PxCAmBJgnIEzbad_Rac1vU6krq2JFwbaIOcF6GBXGWCTiaH5ifXGvGkxD98x3KY3Mwlff1lbI3vVRTWpLL9182CWDtsGrYHjzfLspik.8raaevDo2OF4vvX2wSD3gquyO0ZZICiVbXm2.ThgfcY0Gf8u3JfKDjr1CEmb41EwycqjJ9EFnTNtex0Cxoimh8OYCEE18cmmWVn_aBto_Qkoswy4c2LBx.xXEBImbUBjeKSdp8269fOU_Q7FX.roAG7Y4vEmO4aHdaYFHQvv.pheVAUAY.T6aLSrzlnZshWtvwtYChyrf2b_1FJhmjUYZbRjGIP6Q7mwLeVjF1PEBNtLhN9eLAVy9irFcLjuQmmiPpFslOxI4yxqz6aAxSoiYL4fcaWJEIi.MM.6iHVMLWK.jSlJL7Bnk8.S55L9xGw.FruxJnczr5NtNgh69yqVoCmKS7zV2GJ3F9tg3vty6x2ViBstBX9tZMRfKg2WYkoVH7U7RbbKP4vWh16.tPQ4Iv4j7XcM9Wu1GliZ0qfhKKFXWsa5ERK2WjtjbA0DPbwSwsjEnb3jEjy0N85ZESENSbzQxLRvgUSxwAZfTdnYhpPDDwrSiv552jn",mdrd: "l9do9I8Bo_m60FSG2s3Axs8KaHoMyHZ1e6tAPPVYMeI-1739101926-1.2.1.1-1iyc28g679poeYwYt38pcF7RmvQS..WS7sqGr6jBTkFSwIRuME2VmXPGxZ0srCg5ie2Ph66tZ_9Ln0tVy9ShjEWBxCQ55.meW_PqlLiKPD17G5G9mRPhpRrL.Uq2LYOEk22Kpx0Wd8u_UHwWaswnQPeFoQGb8JM445ugzVF2.S9GWm518tSLveCwF.99ykwR9LF4guQeDhAFkqgsARGpIeJ485E.ZokcNZAawt6WBURYndafnucbUXp7enXAe7qn_uinrFDkBSZ28yQ3uVa67wNM2P9TXHJLeF5BvEP0tNstMtuQLyOvPGJvRQZdAAS3PS8Mdxecpar8XPM_s2ZxgLBVi.3swKPVQrnVqhSCsMeyx8BcDZgkZapDSBu_uNfMmrTRNU2K7WqWdf13hJRm0dyBxgl_IhZOAVSSjvrqbQns7Jvwb1kPA7LATzM36yiaRfRNNdfqEagKwWyCVLhlcgQZOD9v9Ug.PVp_KS5TLTrnPKOlGgcVOWs0gx2R_nEpQPyaBA3q7CLXmPVxyS8W_Y6iCocfURZSFAJY67seIclIBi5BNgPKaBFBp8M9jEVlUHNr4PPSgoidzNwoWmPG70hzMigTQONozQHHXLREwCJJPH7_Tw4GuXPLtcLifS857kYDWfr.5me6Y4xQNWKtSda2etXL77UjT4SHvHO_VfdZsrqiTCkh62z8mbTWG6C0xS3tbGT0n8KWCw7vNxZP9v1P3CqBDNR1nnxXSTCR6fVufw8ww2uTR8go9G8mHjxUTa5d5fx0ThKZkQr0zrx50y73dtJpO7YYpxLvB21.stxYGJJaINCqDeas1fFfFdplIuRM8ka9OSWNu.Tj.rkdoYE5F0HmVDa4YcqyxviVRFglM5eEKTpLs8sRAjkEhIDrdCOkmcXYA_Cbw6jzfPSqqGux3YHiUnDY5i.w2DU0dekd3ONCoQexzLo6FY23SQ8up1v5sCOvsb4PaEDHdtD913ussbTilCH2EUJmj6VkyKjfI5q13UD7jUtX10oVOoHr28Re0W6s0yvtLXA4mRAiDTcDeTKhJDiosPV3IDh39eFYNNG9wLOI3nrKQ_l51Yw_Xj2_7v.tP5DgkfEV1C58U0soU8BLJ1DvwxH6n9fPggL2pAVifZ4lGFsoHj0iQ1TQDMBLb04re4NTYhxYHpQY7e.u_aAdVVRAA5TFGaGly1SFC.uKpQcxaBTrQ2RLegkdSCwOLMlD.D1Qvt6FixA7pP1phEVXSe.DKNsi4vwOnU.Oc4qUHggLTQ9FRz5jL78X_JAKwf.CMwehWeZJ4ssDN1HGF_R6DxjECbVEitYk27uMan7_NVkWF.oD9zuyf1kqd6v9UJAEIQp7MC4M23k.jS79ixlTYHHi5f6vLuy92zMluMvYu6V1dwpC_AQ4SerJbHCAfqKb21M6gEB_CUbVYPeM0iwR.Y_yKrxVsfXLVXVb9u_KAbFXofnJVzcZD9V3PpXBFtBLNIaqo66O_mVRT31FaR8Zbp_Xk8Hx0rtsvRtbMPVwM5xeCSqmFc_9T0r9Ur2mSmrYeH7.TNBnAXUR4PMjeLU70usv_B7VovWKW_DxmM3PUehANI6YhScGL3txhIIAXOt3I6myRoyap1Rvc886Poo3d119hilDJYjf1QFkale7QJEER0.QkSGob8dWnJB.Mw93rST4GsI26jCurVfrvOBk_yayZDQXLKmsTEwmP.s7A77U1wKiC.M5oZ1sas0pt085FiGtwfP3jHEqDAQM2xDU4pGeIZ02U6RfRDatN8U_ZrYIOC0PY8htNGVDdRNt7ddLEvQt5k_meA3rua8nJrbUp2gmxwgk39MM6Eo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3a6bdaad8208a';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\/2106547839?__cf_chl_rt_tk=o50aJ7FSCWl8oH.IKXmR5dHLmBsjk4MxKCOyjYJELko-1739101926-1.0.1.1-JGQU0A0iJ3kJUeSdDAo.DtCjD3i5ZvbyHoNWRYkEDlw" + 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