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 4set.es

TypeValueTTLFirst/Last Observed
A 217.76.132.169 3600 2026-08-07 21:45:24
MX 4set-es.mail.protection.outlook.com 3600 2026-08-07 21:45:24
NS dns15.servidoresdns.net 3600 2026-08-07 21:45:24
NS dns16.servidoresdns.net 3600 2026-08-07 21:45:24
SOA dns15.servidoresdns.net 21600 2026-08-07 21:45:24
TXT v=spf1 include:spf.protection.outlook.com -all 60 2026-08-07 21:45:24
TXT MS=ms22504632 60 2026-08-07 21:45:24

Most-Observed Hosts

HostRecordsLast Seen
aaa.com 10212h ago
fedex.com 8213h ago
prudential.com 6414h ago
marriott.com 6216h ago
ringcentral.com 575h ago
zoominfo.com 522d ago
185.220.101.29 503d ago
185.220.101.26 502d ago
185.220.101.23 503d ago
185.220.101.22 502d ago
185.220.101.27 502d ago
185.220.101.25 502d ago
185.220.101.7 503d ago
185.220.101.19 502d ago
185.220.101.5 503d ago
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