Host Profile
urldefense.proofpoint.com
fqdnproofpoint.com
2
IPs
1
Tech
1
Certs
0
Cookies
11
Headers
1
MIME
0
Incoming
3
Outgoing
First Seen
2017-01-29 23:28:05
Last Seen
2026-08-25 00:41:28
Times Seen
3
Registered
2001-08-08 00:00:00
Subdomain
urldefense
IP Addresses
2| IP | ASN | AS Name | Country | First Seen | Last Seen | Seen |
|---|---|---|---|---|---|---|
| 52.71.28.102 | AS14618 | AMAZON-AES |  US | 2026-08-25 00:41:28 | 2026-08-25 00:41:28 | 1 |
| 52.6.56.188 | AS14618 | AMAZON-AES | US | 2026-08-24 06:15:26 | 2026-08-24 08:39:19 | 2 |
Technologies
1HSTS (Security)
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
https://www.rfc-editor.org/rfc/rfc6797#section-6.1First2026-08-24 06:15:26
Last2026-08-25 00:41:28
Seen3
Certificates
1Subject CNurldefense.proofpoint.com
Subject Orgunknown
Issuer OrgSectigo Limited
Valid From2026-05-26 00:00:00
Valid To2026-12-10 23:59:59
Cookies
0No cookie observations available.
HTTP Headers
11MIME Types
1Seen 3 times
Relations
redirects to: source redirected the browser to target.
loads from: source loaded scripts, images, stylesheets, fonts, media, or similar resources from target.
calls: source made active requests to target, such as fetch, XHR, beacon, websocket, or eventsource.
embeds: source embedded target in a frame, iframe, object, or embed.
Hosts observed redirecting, loading, calling, or embedding one another.
| Source | Relation | Target | First Seen | Last Seen | Seen |
|---|---|---|---|---|---|
| urldefense.proofpoint.com | redirects to | outlook.office.com | 2026-08-25 00:41:28 | 2026-08-25 00:41:28 | 1 |
| urldefense.proofpoint.com | redirects to | wetransfer.com | 2026-08-24 08:39:19 | 2026-08-24 08:39:19 | 1 |
| urldefense.proofpoint.com | redirects to | taprental.gac-technology.com | 2026-08-24 06:15:26 | 2026-08-24 06:15:26 | 1 |