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 keysight.com
| Type | Value | TTL | First/Last Observed |
|---|---|---|---|
| A | 52.27.67.200 |
3600 | 2026-08-09 01:59:41 |
| A | 35.84.52.255 |
3600 | 2026-08-09 01:59:41 |
| MX | mxb-003cac01.gslb.pphosted.com |
3600 | 2026-08-09 01:59:41 |
| MX | mxa-003cac01.gslb.pphosted.com |
3600 | 2026-08-09 01:59:41 |
| NS | pdns111.ultradns.biz |
3600 | 2026-08-09 01:59:41 |
| NS | pdns111.ultradns.net |
3600 | 2026-08-09 01:59:41 |
| NS | pdns111.ultradns.org |
3600 | 2026-08-09 01:59:41 |
| NS | ns3.keysight.com |
3600 | 2026-08-09 01:59:41 |
| NS | pdns111.ultradns.com |
3600 | 2026-08-09 01:59:41 |
| SOA | pdns111.ultradns.com |
3600 | 2026-08-09 01:59:41 |
| TXT | adobe-sign-verification=ec426ad795f23c2aea176e633561ab8 |
3600 | 2026-08-09 01:59:41 |
| TXT | WReU/11y4qCdOlF76HR5ex31LYLUtO6zzIlolbcnZg+WvqLiKBcpZ45IDFA2CO8SXBGhSeuVIfpt2XnM/0fwug== |
3600 | 2026-08-09 01:59:41 |
| TXT | MS=ms13448721 |
3600 | 2026-08-09 01:59:41 |
| TXT | apple-domain-verification=ELoDVs9vbXXP199x |
3600 | 2026-08-09 01:59:41 |
| TXT | anthropic-domain-verification-b5gvk3=OlkFb8HVfTU5A332wMpIFjdQS |
3600 | 2026-08-09 01:59:41 |
| TXT | cisco-ci-domain-verification=44abc3e8f9d675c913b6104d15eb2c8097427fa53dcae4d215ce8d342b71ddd1 |
3600 | 2026-08-09 01:59:41 |
| TXT | openai-domain-verification=dv-3NZmsuxJV5DdY5gFNM9LubOj |
3600 | 2026-08-09 01:59:41 |
| TXT | MS=ms22695472 |
3600 | 2026-08-09 01:59:41 |
| TXT | MS=ms74425658 |
3600 | 2026-08-09 01:59:41 |
| TXT | google-gws-recovery-domain-verification=57468945 |
3600 | 2026-08-09 01:59:41 |
| TXT | v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com include:_spf.salesforce.com include:spf_c.oraclecloud.com include:_spf.concurcompleat.com include:mail.zendesk.com ip4:72.249.160.11 ip4:72.249.160.12 ip4:124.251.39.112 ip4:74.91.87.142 ip4:74.91.87.143 ip4:85.90.243.194 ip4:205.220.161.93 ip4:205.220.173.93 ip4:72.142.145.120 ip4:72.142.145.122/31 ip4:3.213.113.143 ip4:3.216.209.198/31 ip4:54.190.231.54/31 ip4:192.25.5.26 ip4:192.25.5.28 ip4:192.25.5.27 ip4:192.25.5.18 ip4:23.251.224.0/19 ip4:192.25.21.159 ip4:192.25.21.162 ip4:192.25.21.164 ip4:205.219.85.0/24 ip4:192.40.160.0/19 ip4:69.12.214.194 ip4:74.217.219.32 ip4:206.127.27.11 ip4:188.172.128.0/20 ip4:216.198.0.0/18 ip4:165.72.200.0/24 ip4:199.40.206.0/26 ip4:72.3.205.12 ip4:64.238.211.94 ip4:173.236.20.0/24 ip4:192.92.97.0/24 ip4:52.128.40.0/21 ip4:217.8.118.0/24 ip4:103.229.233.0/24 include:spf.protection.outlook.com include:docebosaas.com ~all |
3600 | 2026-08-09 01:59:41 |
| TXT | atlassian-domain-verification=DFuXazCAA8Fn3e0Hj8A6b6uRTmbiI8leK5wsNjiVWnNIaGaD8S3y4dDYmcdhgBXy |
3600 | 2026-08-09 01:59:41 |
| TXT | MS=ms93691955 |
3600 | 2026-08-09 01:59:41 |
| TXT | 855f4579-c145-44c9-aba6-e7f348313f2c |
3600 | 2026-08-09 01:59:41 |
| TXT | atlassian-domain-verification=tgnIXfKjDjq4HDIfXEHOkfHQt9ncNp2DN60DzGLi0CS6d9TFaAr7uJT9rENB4smB |
3600 | 2026-08-09 01:59:41 |
| TXT | atlassian-domain-verification=ik5bWbd2FTDgjL8zl75T9S/Rj5CgkVuO2uEmczNv98bpBirVvG9/sfGa24WDzZzx |
3600 | 2026-08-09 01:59:41 |
| TXT | adobe-sign-verification=70d890733fd83f916971623a7d24b79 |
3600 | 2026-08-09 01:59:41 |
| TXT | infoblox-domain-mastery=b533d19df0c61b133f276fcf038522a29a6a3afa781e016eab4c9d3e3a46066d05 |
3600 | 2026-08-09 01:59:41 |
| TXT | smartsheet-site-validation=yBV7GQJcHv9l2P41xObWNEIs-H1j4ZI8 |
3600 | 2026-08-09 01:59:41 |
| TXT | gitlab-pages-verification-code=e339c91ac8b05ea35b7bc74f378e0f95 |
3600 | 2026-08-09 01:59:41 |
| TXT | amazonses:fqYcsLMBB7uXbWf2li+zPHhlKHvwYusVv1weGcOxb5U= |
3600 | 2026-08-09 01:59:41 |
| TXT | teamviewer-sso-verification=d117f49c45d04cc18af1211ba7580bd9 |
3600 | 2026-08-09 01:59:41 |
| TXT | ciscocidomainverification=4d0f15d232a422bbd1a559d676eed62a0115a1ea774c10478cc31599362fb26 |
3600 | 2026-08-09 01:59:41 |
| TXT | _gitlab-pages-verification-code.keysight.com=gitlab-pages-verification-code=803565d0fe066afa3b679c0ed2721b8a |
3600 | 2026-08-09 01:59:41 |
| TXT | atlassian-domain-verification=AGiDFptwa/OUoEDrGU08jejEUsHm7/m5WFaG8l5no8AL9mWFhHLCHWI7VCrrIGkm |
3600 | 2026-08-09 01:59:41 |
| TXT | cursor-domain-verification-gr8bt2=gRt3NvnSbdPIawBW7eUjcFiTn |
3600 | 2026-08-09 01:59:41 |
| TXT | MS=ms75418395 |
3600 | 2026-08-09 01:59:41 |
| TXT | google-site-verification=revPDyva9oPIdsxYVRQZ2D-BO7EORp1fLB4i-cvJDA8 |
3600 | 2026-08-09 01:59:41 |
Most-Observed Hosts
| Host | Records | Last Seen |
|---|---|---|
zoominfo.com |
52 | 19h ago |
185.220.101.25 |
50 | 1d ago |
185.220.101.19 |
50 | 19h ago |
185.220.101.7 |
50 | 1d ago |
185.220.101.24 |
50 | 18h ago |
185.220.101.5 |
50 | 1d ago |
185.220.101.26 |
50 | 18h ago |
185.220.101.13 |
50 | 1d ago |
185.220.101.22 |
50 | 18h ago |
185.220.101.27 |
50 | 18h ago |
185.220.101.23 |
50 | 1d ago |
185.220.101.29 |
50 | 2d ago |
gitlab.com |
40 | 9h ago |
keysight.com |
38 | 3h ago |
twitter.com |
38 | 19h ago |
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