Host Profile
cdn.estuda.com
fqdnDomain Rank #84,648
2
IPs
3
Tech
1
Certs
0
Cookies
19
Headers
4
MIME
1
Incoming
0
Outgoing
First Seen
2026-04-06 20:11:31
Last Seen
2026-10-09 05:37:00
Times Seen
2
Registered
1997-11-11 00:00:00
Same Domain
Observed hosts under estuda.com
| Host | Signals | First | Last |
|---|---|---|---|
| simuladaoenem.estuda.com | Domain Rank #84,648IP 1Tech 6Cert 1Cookie 1Hdr 22MIME 2In 0Out 14 | 2025-07-22 | 2026-10-09 |
| cdn.estuda.com | Domain Rank #84,648IP 2Tech 3Cert 1Cookie 0Hdr 19MIME 4In 1Out 0 | 2026-04-06 | 2026-10-09 |
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 |
|---|---|---|---|---|---|
simuladaoenem.estuda.comDomain Rank #84,648 | loads from | cdn.estuda.com | 2026-10-08 18:06:13 | 2026-10-09 05:37:00 | 2 |
IP Addresses
2| IP | ASN | AS Name | Country | Labels | First Seen | Last Seen | Seen |
|---|---|---|---|---|---|---|---|
| 3.164.240.120 | AS16509 | AMAZON-02 |  US | AWS | 2026-10-09 05:37:00 | 2026-10-09 05:37:00 | 1 |
| 54.240.174.82 | AS16509 | AMAZON-02 | US | AWS | 2026-10-08 18:06:13 | 2026-10-08 18:06:13 | 1 |
New observations last 7 days
Distinct facts and relations first observed in the rolling last seven-days window.
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Technologies
3
Amazon CloudFront is a fast content delivery network (CDN) service that securely delivers data, videos, applications, and APIs to customers globally with low latency, high transfer speeds.
First seen2026-10-08 18:06:13
Last seen2026-10-09 05:37:00
Observations2
PaaS
Amazon Web Services (AWS) is a comprehensive cloud services platform offering compute power, database storage, content delivery and other functionality.
First seen2026-10-08 18:06:13
Last seen2026-10-09 05:37:00
Observations2
Web servers · Reverse proxies
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
First seen2026-10-08 18:06:13
Last seen2026-10-09 05:37:00
Observations2
Certificates
1Subject
Common Name
Organization
unknown
Issuer
Common Name
Organization
Valid From
2025-11-18 00:00:00
Valid To
2026-12-17 23:59:59
Cookies
0No cookies observed.
HTTP Headers
19age x2
content-type x2
date x2
etag x2
expires x2
secure x2
server x2
vary x2
via x2
x-amz-cf-id x2
x-amz-cf-pop x2
x-cache x2