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 zunidata.com

TypeValueTTLFirst/Last Observed
A 211.72.207.205 3600 2026-08-08 16:48:44
MX spam.zunidata.com 3600 2026-08-08 16:48:44
MX mail.zunidata.com 3600 2026-08-08 16:48:44
NS ns1123.ui-dns.com 21600 2026-08-08 16:48:44
NS ns1123.ui-dns.biz 21600 2026-08-08 16:48:44
NS ns1123.ui-dns.org 21600 2026-08-08 16:48:44
NS ns1123.ui-dns.de 21600 2026-08-08 16:48:44
SOA ns1123.ui-dns.biz 21600 2026-08-08 16:48:44
TXT MS=269E92845D4717A0631A564A7767733C7E204DB0 60 2026-08-08 16:48:44
TXT v=spf1 ip4:203.73.145.112 ip4:203.73.145.114 ~all 60 2026-08-08 16:48:44

Most-Observed Hosts

HostRecordsLast Seen
aaa.com 10218h ago
fedex.com 8220h ago
prudential.com 6420h ago
marriott.com 6222h ago
udemy.com 604h ago
ringcentral.com 5711h ago
zoominfo.com 522d ago
185.220.101.24 502d ago
185.220.101.26 502d ago
185.220.101.22 502d ago
185.220.101.7 503d ago
185.220.101.19 502d ago
185.220.101.5 503d ago
185.220.101.13 503d ago
185.220.101.29 503d ago
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