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 deltron.com

TypeValueTTLFirst/Last Observed
A 192.96.210.17 3600 2026-08-13 03:23:48
MX deltron-com.mail.protection.outlook.com 5 2026-08-13 03:23:48
NS ns10.tnsc.net 3600 2026-08-13 03:23:48
NS ns2.tnsc.net 3600 2026-08-13 03:23:48
NS ns1.tnsc.net 3600 2026-08-13 03:23:48
NS ns9.tnsc.net 3600 2026-08-13 03:23:48
SOA ns9.tnsc.net 3600 2026-08-13 03:23:48
TXT google-site-verification=ySl_squNciShVqT3K1FRwHaNs5fik9CSCni3yd2wRSs 3600 2026-08-13 03:23:48
TXT MS=ms79478925 3600 2026-08-13 03:23:48
TXT v=spf1 a:mail.deltron.com ip4:50.150.126.234 ip4:198.0.154.88/29 include:spf.protection.outlook.com -all 3600 2026-08-13 03:23:48

Most-Observed Hosts

HostRecordsLast Seen
aaa.com 1023d ago
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kering.com 651d ago
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marriott.com 624d ago
pb.com 602d ago
udemy.com 603d ago
ringcentral.com 573d ago
zoominfo.com 525d ago
appen.com 512d ago
185.220.101.22 505d ago
185.220.101.23 506d ago
185.220.101.27 505d ago
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