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 optiline.com
| Type | Value | TTL | First/Last Observed |
|---|---|---|---|
| A | 50.116.56.184 |
3600 | 2026-08-19 01:58:48 |
| MX | optiline-com.mail.protection.outlook.com |
3600 | 2026-08-19 01:58:48 |
| NS | ns44.domaincontrol.com |
3600 | 2026-08-19 01:58:48 |
| NS | ns43.domaincontrol.com |
3600 | 2026-08-19 01:58:48 |
| SOA | ns43.domaincontrol.com |
3600 | 2026-08-19 01:58:48 |
| TXT | brevo-code:8b6789613dd15cd30ed660873b0de8e9 |
1800 | 2026-08-19 01:58:48 |
| TXT | zoho-verification=zb50750394.zmverify.zoho.com |
1800 | 2026-08-19 01:58:48 |
| TXT | MS=ms79706546 |
1800 | 2026-08-19 01:58:48 |
| TXT | v=spf1 a mx ip4:64.225.24.38 ip4:50.116.56.184 include:spf-us.emailsignatures365.com include:spf.protection.outlook.com include:_spf.google.com include:transmail.net include:relay.mailchannels.net -all |
1800 | 2026-08-19 01:58:48 |
Most-Observed Hosts
| Host | Records | Last Seen |
|---|---|---|
aaa.com |
102 | Aug 10, 2026 |
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99 | 5d ago |
fujifilm.com |
84 | 2d ago |
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82 | 3d ago |
fedex.com |
82 | Aug 10, 2026 |
ingersollrand.com |
72 | 2d ago |
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70 | 6d ago |
kering.com |
65 | 6d ago |
prudential.com |
64 | Aug 10, 2026 |
asics.com |
63 | 1d ago |
marriott.com |
62 | Aug 09, 2026 |
vimeo.com |
62 | 1d ago |
udemy.com |
60 | Aug 10, 2026 |
pb.com |
60 | Aug 11, 2026 |
ringcentral.com |
59 | 2d ago |
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