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 corstat.com

TypeValueTTLFirst/Last Observed
A 141.193.213.10 900 2026-08-09 06:26:35
A 141.193.213.11 900 2026-08-09 06:26:35
MX corstat.mail.protection.office365.us 300 2026-08-09 06:26:35
NS ns1-02.azuregov-dns.us 21600 2026-08-09 06:26:35
NS ns4-02.azuregov-dns.us 21600 2026-08-09 06:26:35
NS ns3-02.azuregov-dns.us 21600 2026-08-09 06:26:35
NS ns2-02.azuregov-dns.us 21600 2026-08-09 06:26:35
SOA ns1-02.azuregov-dns.us 3600 2026-08-09 06:26:35
TXT sending_domain1039593=c715b1a39e9a0a7cff0a64be1fc1f2eb335732e686a0b6f93a358275ac259c34 3600 2026-08-09 06:26:35
TXT v=spf1 a mx ip4:216.161.17.36/32 ip4:216.161.17.35/32 include:bmesend.com include:spf.protection.office365.us ~all 3600 2026-08-09 06:26:35
TXT MS=ms98473973 3600 2026-08-09 06:26:35
TXT 4iHBmDfzrgIb646dkd5iP5kTNHLKvnzL+fZoKhVupeUQJq9FpJocLkgVey561Ky2eFyG8jH/aatGB3JUNrQYpA== 3600 2026-08-09 06:26:35

Most-Observed Hosts

HostRecordsLast Seen
zoominfo.com 521d ago
185.220.101.25 501d ago
185.220.101.7 502d ago
185.220.101.19 501d ago
185.220.101.5 502d ago
185.220.101.13 502d ago
185.220.101.24 501d ago
185.220.101.26 501d ago
185.220.101.22 501d ago
185.220.101.23 502d ago
185.220.101.29 502d ago
185.220.101.27 501d ago
gitlab.com 4016h ago
keysight.com 3810h ago
twitter.com 381d ago
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