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 authenticate-support.com
| Type | Value | TTL | First/Last Observed |
|---|---|---|---|
| A | 91.212.166.171 |
600 | 2026-08-11 08:48:54 |
| NS | c.dnspod.com |
21600 | 2026-08-11 08:48:54 |
| NS | b.dnspod.com |
21600 | 2026-08-11 08:48:54 |
| NS | a.dnspod.com |
21600 | 2026-08-11 08:48:54 |
| SOA | a.dnspod.com |
180 | 2026-08-11 08:48:54 |
Most-Observed Hosts
| Host | Records | Last Seen |
|---|---|---|
aaa.com |
102 | 2d ago |
fedex.com |
82 | 2d ago |
prudential.com |
64 | 2d ago |
marriott.com |
62 | 2d ago |
pb.com |
60 | 7h ago |
udemy.com |
60 | 1d ago |
ringcentral.com |
57 | 1d ago |
zoominfo.com |
52 | 3d ago |
appen.com |
51 | 4h ago |
185.220.101.19 |
50 | 3d ago |
185.220.101.13 |
50 | 4d ago |
185.220.101.29 |
50 | 5d ago |
185.220.101.25 |
50 | 4d ago |
185.220.101.24 |
50 | 3d ago |
185.220.101.26 |
50 | 3d ago |
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