Passive DNS

Historic DNS Timeline

Shows every DNS record the platform has observed over time (the DNS audit appends, it doesn't overwrite). For deep historic passive DNS beyond your own observations, add a provider like SecurityTrails/WhoisXML (API key).

Observed Records for concordacademy.org

TypeValueTTLFirst/Last Observed
A 141.193.213.10 60 2026-08-20 12:28:53
A 141.193.213.11 60 2026-08-20 12:28:53
MX alt2.aspmx.l.google.com 60 2026-08-20 12:28:53
MX alt1.aspmx.l.google.com 60 2026-08-20 12:28:53
MX aspmx.l.google.com 60 2026-08-20 12:28:53
MX alt3.aspmx.l.google.com 60 2026-08-20 12:28:53
MX alt4.aspmx.l.google.com 60 2026-08-20 12:28:53
NS ns-50.awsdns-06.com 60 2026-08-20 12:28:53
NS ns-1998.awsdns-57.co.uk 60 2026-08-20 12:28:53
NS ns-1251.awsdns-28.org 60 2026-08-20 12:28:53
NS ns-771.awsdns-32.net 60 2026-08-20 12:28:53
SOA ns-1251.awsdns-28.org 900 2026-08-20 12:28:53
TXT openai-domain-verification=dv-3WpJxyIH8GWlTxCHhmDrrxve 60 2026-08-20 12:28:53
TXT v=spf1 ip4:23.185.0.4 ip4:34.196.149.185 include:_spf.google.com include:servers.mcsv.net include:_spf.psm.knowbe4.com include:customerspf.schoolmessenger.com include:spf.ravennasolutions.com ~all 60 2026-08-20 12:28:53

Most-Observed Hosts

HostRecordsLast Seen
182.18.206.254 1,2485d ago
88.202.190.151 7195d ago
88.202.190.152 7195d ago
88.202.190.133 7195d ago
88.202.190.144 7195d ago
88.202.190.138 7195d ago
88.202.190.155 7195d ago
88.202.190.148 7195d ago
88.202.190.132 7195d ago
88.202.190.149 7195d ago
88.202.190.142 7195d ago
88.202.190.154 7192d ago
88.202.190.141 7192d ago
88.202.190.157 7192d ago
88.202.190.150 7192d ago
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