uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com

Summary

This website contacted 3 IPs in 2 countries across 3 domains to perform 5 HTTP transactions. The main IP is 2620:100:6027:16::a27d:4810, located in United States and belongs to DROPBOX, US. The main domain is uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com. The Cisco Umbrella rank of the primary domain is 45005.
TLS certificate: Issued by DigiCert TLS RSA SHA256 2020 CA1 on September 23rd 2023. Valid for: a year.

This is the only time uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
1	2620:100:6027... 2620:100:6027:16::a27d:4810	19679 (DROPBOX) (DROPBOX)
3	104.16.99.29 104.16.99.29	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	18.66.2.126 18.66.2.126	16509 (AMAZON-02) (AMAZON-02)
5	3

1 2620:100:6027:16::a27d:4810 (United States)

ASN19679 (DROPBOX, US)

uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 104.16.99.29 (None, )

ASN13335 (CLOUDFLARENET, US)

cfl.dropboxstatic.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 18.66.2.126 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-18-66-2-126.txl50.r.cloudfront.net

assets.dropbox.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
3	dropboxstatic.com cfl.dropboxstatic.com — Cisco Umbrella Rank: 7691	89 KB
1	dropbox.com assets.dropbox.com — Cisco Umbrella Rank: 58120	16 KB
1	dropboxusercontent.com uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com — Cisco Umbrella Rank: 45005	806 B
5	3

	Domain	Requested by
3	cfl.dropboxstatic.com	uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com cfl.dropboxstatic.com
1	assets.dropbox.com	uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com
1	uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com
5	3

This site contains links to these domains. Also see Links.

Domain
www.dropbox.com
forums.dropbox.com

Subject Issuer	Validity	Valid
*.previews.dropboxusercontent.com DigiCert TLS RSA SHA256 2020 CA1	`2023-09-23` - `2024-10-22`	a year	crt.sh
cfl.dropboxstatic.com DigiCert TLS RSA SHA256 2020 CA1	`2024-02-06` - `2025-03-03`	a year	crt.sh
enterprise.dropbox.com Amazon ECDSA 256 M02	`2024-07-05` - `2025-08-03`	a year	crt.sh

This page contains 1 frames:

Primary Page: https://uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com/p/thumb/aczhaajdke7n78_v-kav5affo2vykom0wr9utnmoto0t4ahnlgonwsgslfsepy86rvxfcddf4uupn9zdqir15kvfcrqhejqaqzkpn_19bqjfx6lapj_yzbsyy6fzkljbu71lajjuh_4cv4vqpq0pmxtohexvcysormilkdxvncjbicf1nsqlmap165wz_p6wyji4qlzp95-ropkvikp6uzbb7rhltgsfgj-zu_az1yfyq1o_z6pcq5rkziyel3oeqcaqfua6b1tyalmicp0nfmngxf9ppk6xvgj4ainna5cdfq/p.jpeg?size=256x256&size_mode=2
Frame ID: EA5B30A0B34062C0DC1A5BE6AB9A3098
Requests: 5 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

Dropbox - 401

Page URL History Show full URLs

http://uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com/p/thumb/aczhaajdke7n78_v-kav5affo2vykom0wr9utnmoto0t4ahnlgonwsgslfsepy86rvxf... HTTP 307
https://uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com/p/thumb/aczhaajdke7n78_v-kav5affo2vykom0wr9utnmoto0t4ahnlgonwsgslfsepy86rvxf... Page URL

Page Statistics

5
Requests

100 %
HTTPS

33 %
IPv6

3
Domains

3
Subdomains

3
IPs

2
Countries

106 kB
Transfer

240 kB
Size

0
Cookies

3 Outgoing links

These are links going to different origins than the main page.

URL: https://www.dropbox.com/help
Title: Hilfecenter

Search URL Search Domain Scan URL

URL: https://forums.dropbox.com/
Title: Foren

Search URL Search Domain Scan URL

URL: https://www.dropbox.com/home
Title: Startseite

Search URL Search Domain Scan URL

Page URL History

This captures the URL locations of the websites, including HTTP redirects and client-side redirects via JavaScript or Meta fields.

http://uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com/p/thumb/aczhaajdke7n78_v-kav5affo2vykom0wr9utnmoto0t4ahnlgonwsgslfsepy86rvxfcddf4uupn9zdqir15kvfcrqhejqaqzkpn_19bqjfx6lapj_yzbsyy6fzkljbu71lajjuh_4cv4vqpq0pmxtohexvcysormilkdxvncjbicf1nsqlmap165wz_p6wyji4qlzp95-ropkvikp6uzbb7rhltgsfgj-zu_az1yfyq1o_z6pcq5rkziyel3oeqcaqfua6b1tyalmicp0nfmngxf9ppk6xvgj4ainna5cdfq/p.jpeg?size=256x256&size_mode=2 HTTP 307
https://uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com/p/thumb/aczhaajdke7n78_v-kav5affo2vykom0wr9utnmoto0t4ahnlgonwsgslfsepy86rvxfcddf4uupn9zdqir15kvfcrqhejqaqzkpn_19bqjfx6lapj_yzbsyy6fzkljbu71lajjuh_4cv4vqpq0pmxtohexvcysormilkdxvncjbicf1nsqlmap165wz_p6wyji4qlzp95-ropkvikp6uzbb7rhltgsfgj-zu_az1yfyq1o_z6pcq5rkziyel3oeqcaqfua6b1tyalmicp0nfmngxf9ppk6xvgj4ainna5cdfq/p.jpeg?size=256x256&size_mode=2 Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

5 HTTP transactions
0 data transactions

Method
Protocol Status Resource
Path Size
x-fer Time
Latency Type
MIME-Type IP
Location

GET
H2

401

Primary Request p.jpeg Show response
uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com/p/thumb/aczhaajdke7n78_v-kav5affo2vykom0wr9utnmoto0t4ahnlgonwsgslfsepy86rvxfcddf4uupn9zdqir15kvfcrqhejqaqzkpn_19bqjfx6lapj_yzbsyy6fzkljb...
Redirect Chain

http://uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com/p/thumb/aczhaajdke7n78_v-kav5affo2vykom0wr9utnmoto0t4ahnlgonwsgslfsepy86rvxfcddf4uupn9zdqir15kvfcrqhejqaqzkpn_19bqjfx6lapj_yzbsyy...
https://uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com/p/thumb/aczhaajdke7n78_v-kav5affo2vykom0wr9utnmoto0t4ahnlgonwsgslfsepy86rvxfcddf4uupn9zdqir15kvfcrqhejqaqzkpn_19bqjfx6lapj_yzbsy...

925 B
806 B

554ms
466ms

Document
text/html

2620:100:6027:16::a27d:4810
DROPBOX

General

Check archive.org

Show headers Download Go to

Full URL

https://uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com/p/thumb/aczhaajdke7n78_v-kav5affo2vykom0wr9utnmoto0t4ahnlgonwsgslfsepy86rvxfcddf4uupn9zdqir15kvfcrqhejqaqzkpn_19bqjfx6lapj_yzbsyy6fzkljbu71lajjuh_4cv4vqpq0pmxtohexvcysormilkdxvncjbicf1nsqlmap165wz_p6wyji4qlzp95-ropkvikp6uzbb7rhltgsfgj-zu_az1yfyq1o_z6pcq5rkziyel3oeqcaqfua6b1tyalmicp0nfmngxf9ppk6xvgj4ainna5cdfq/p.jpeg?size=256x256&size_mode=2

Protocol

H2

Security

TLS 1.3, , AES_128_GCM

Server

2620:100:6027:16::a27d:4810 , United States, ASN19679 (DROPBOX, US),

Reverse DNS

Software

envoy /

Resource Hash

0799825d075984399e5817425074b7df82f396d164cfef50c9b93fec6fb3d764

Security Headers

Name	Value
Content-Security-Policy	sandbox allow-forms allow-scripts
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload

Request headers

Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36

Response headers

content-encoding: gzip
content-security-policy: sandbox allow-forms allow-scripts
content-type: text/html
date: Tue, 24 Sep 2024 20:10:35 GMT
server: envoy
strict-transport-security: max-age=31536000; includeSubDomains; preload
vary: Origin, Accept-Encoding
x-dropbox-request-id: b2be34e41b5f493ca75ca1a9c5ff6f9c
x-dropbox-response-origin: far_remote
x-robots-tag: noindex, nofollow, noimageindex

Redirect headers

Location: https://uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com/p/thumb/aczhaajdke7n78_v-kav5affo2vykom0wr9utnmoto0t4ahnlgonwsgslfsepy86rvxfcddf4uupn9zdqir15kvfcrqhejqaqzkpn_19bqjfx6lapj_yzbsyy6fzkljbu71lajjuh_4cv4vqpq0pmxtohexvcysormilkdxvncjbicf1nsqlmap165wz_p6wyji4qlzp95-ropkvikp6uzbb7rhltgsfgj-zu_az1yfyq1o_z6pcq5rkziyel3oeqcaqfua6b1tyalmicp0nfmngxf9ppk6xvgj4ainna5cdfq/p.jpeg?size=256x256&size_mode=2
Non-Authoritative-Reason: HttpsUpgrades

GET
H3 200 error.css
cfl.dropboxstatic.com/static/metaserver/static/css/ 40 KB
8 KB 65ms
30ms Stylesheet
text/css 104.16.99.29
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://cfl.dropboxstatic.com/static/metaserver/static/css/error.css

Requested by

Host: uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com
URL: https://uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com/p/thumb/aczhaajdke7n78_v-kav5affo2vykom0wr9utnmoto0t4ahnlgonwsgslfsepy86rvxfcddf4uupn9zdqir15kvfcrqhejqaqzkpn_19bqjfx6lapj_yzbsyy6fzkljbu71lajjuh_4cv4vqpq0pmxtohexvcysormilkdxvncjbicf1nsqlmap165wz_p6wyji4qlzp95-ropkvikp6uzbb7rhltgsfgj-zu_az1yfyq1o_z6pcq5rkziyel3oeqcaqfua6b1tyalmicp0nfmngxf9ppk6xvgj4ainna5cdfq/p.jpeg?size=256x256&size_mode=2

Protocol

H3

Security

QUIC, , AES_128_GCM

Server

104.16.99.29 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

2905c5f19a165a3e3792b504d9a61513337f6d2fd7333e888546ed4757f8d145

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer

Response headers

content-encoding: br
cf-cache-status: HIT
age: 17711
x-content-type-options: nosniff
expires: Wed, 25 Sep 2024 15:15:24 GMT
date: Tue, 24 Sep 2024 20:10:36 GMT
content-type: text/css; charset=utf-8
vary: Accept-Encoding
last-modified: Mon, 23 Sep 2024 19:01:42 GMT
cache-control: max-age=86400
timing-allow-origin: https://www.dropbox.com
cf-ray: 8c856b38281137e3-FRA
access-control-allow-origin: *
x-dropbox-request-id: 6826f8ef81ac7782ec6325834e06cc92
x-cached: HIT
server: cloudflare

GET
H2 200 traffic-u-turn.svg
assets.dropbox.com/www/en-us/illustrations/spot/ 35 KB
16 KB 71ms
18ms Image
image/svg+xml 18.66.2.126
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://assets.dropbox.com/www/en-us/illustrations/spot/traffic-u-turn.svg

Requested by

Host: uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com
URL: https://uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com/p/thumb/aczhaajdke7n78_v-kav5affo2vykom0wr9utnmoto0t4ahnlgonwsgslfsepy86rvxfcddf4uupn9zdqir15kvfcrqhejqaqzkpn_19bqjfx6lapj_yzbsyy6fzkljbu71lajjuh_4cv4vqpq0pmxtohexvcysormilkdxvncjbicf1nsqlmap165wz_p6wyji4qlzp95-ropkvikp6uzbb7rhltgsfgj-zu_az1yfyq1o_z6pcq5rkziyel3oeqcaqfua6b1tyalmicp0nfmngxf9ppk6xvgj4ainna5cdfq/p.jpeg?size=256x256&size_mode=2

Protocol

H2

Security

TLS 1.3, , AES_128_GCM

Server

18.66.2.126 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

server-18-66-2-126.txl50.r.cloudfront.net

Software

Apache /

Resource Hash

224289920bb847019ca29ac2fc91ea938c89be98fecefd280a30e08163e2cec3

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN

Request headers

User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer

Response headers

x-vhost: dropbox-prod.adobemsbasic.com
content-encoding: gzip
etag: "8db8"
age: 36633
x-content-type-options: nosniff
expires: Wed, 25 Sep 2024 10:51:21 GMT
x-cache: Hit from cloudfront
x-amz-cf-id: bmCbZH08vqC29GBKMjYkcxqlNcg9nVqDeizfeuyuDIgafjBliVPqeQ==
date: Tue, 24 Sep 2024 10:51:21 GMT
content-type: image/svg+xml
vary: Accept-Encoding
content-disposition: attachment; filename="traffic-u-turn.svg"
x-frame-options: SAMEORIGIN
last-modified: Tue, 08 Jun 2021 17:00:09 GMT
cache-control: max-age=86400
x-dispatcher: dispatcher2uswest1-28645028
via: 1.1 eedf8ac56e4e1ec3b240557514df9d64.cloudfront.net (CloudFront)
accept-ranges: bytes
content-length: 16076
x-amz-cf-pop: TXL50-P1
server: Apache

GET
H3 200 OpenSans-Regular-webfont.ttf
cfl.dropboxstatic.com/static/metaserver/static/fonts/opensans/ 160 KB
80 KB 45ms
31ms Font
font/ttf 104.16.99.29
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://cfl.dropboxstatic.com/static/metaserver/static/fonts/opensans/OpenSans-Regular-webfont.ttf

Requested by

Host: cfl.dropboxstatic.com
URL: https://cfl.dropboxstatic.com/static/metaserver/static/css/error.css

Protocol

H3

Security

QUIC, , AES_128_GCM

Server

104.16.99.29 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

ab6dda86c87f61e7ad1af2e733e04ca83fdcd43edbd57f88e35acc1878078223

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Origin: null
Referer: https://cfl.dropboxstatic.com/static/metaserver/static/css/error.css

Response headers

content-encoding: br
cf-cache-status: HIT
age: 16820
x-content-type-options: nosniff
expires: Wed, 25 Sep 2024 15:30:15 GMT
date: Tue, 24 Sep 2024 20:10:36 GMT
content-type: font/ttf
last-modified: Mon, 23 Sep 2024 23:35:02 GMT
vary: Accept-Encoding
cache-control: max-age=86400
timing-allow-origin: https://www.dropbox.com
cf-ray: 8c856b387c54975f-FRA
access-control-allow-origin: *
x-dropbox-request-id: cef875dd67778bbbc13f6068e4229e6c
x-cached: HIT
server: cloudflare

GET
H3 200 favicon.ico
cfl.dropboxstatic.com/static/images/ 4 KB
1 KB 66ms
66ms Other
image/vnd.microsoft.icon 104.16.99.29
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://cfl.dropboxstatic.com/static/images/favicon.ico

Protocol

H3

Security

QUIC, , AES_128_GCM

Server

104.16.99.29 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

c0906d540d89dbe1f09b24f17b7f35b81350e8d381c1558b075c28ea913c450d

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer

Response headers

content-encoding: br
cf-cache-status: HIT
age: 17516
x-content-type-options: nosniff
expires: Wed, 25 Sep 2024 15:18:40 GMT
date: Tue, 24 Sep 2024 20:10:36 GMT
content-type: image/vnd.microsoft.icon
last-modified: Thu, 21 Jul 2022 07:31:20 GMT
vary: Accept-Encoding
cache-control: max-age=86400
timing-allow-origin: https://www.dropbox.com
cf-ray: 8c856b38d91637e3-FRA
access-control-allow-origin: *
x-dropbox-request-id: 68833a8348d4204c18d05c36a5c0e08b
x-cached: HIT
server: cloudflare

Verdicts & Comments Add Verdict or Comment

0 JavaScript Global Variables

These are the non-standard "global" variables defined on the window object. These can be helpful in identifying possible client-side frameworks and code.

0 Cookies

Cookies are little pieces of information stored in the browser of a user. Whenever a user visits the site again, he will also send his cookie values, thus allowing the website to re-identify him even if he changed locations. This is how permanent logins work.

1 Console Messages

A page may trigger messages to the console to be logged. These are often error messages about being unable to load a resource or execute a piece of JavaScript. Sometimes they also provide insight into the technology behind a website.

Source	Level	URL Text
network	error	URL: https://uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com/p/thumb/aczhaajdke7n78_v-kav5affo2vykom0wr9utnmoto0t4ahnlgonwsgslfsepy86rvxfcddf4uupn9zdqir15kvfcrqhejqaqzkpn_19bqjfx6lapj_yzbsyy6fzkljbu71lajjuh_4cv4vqpq0pmxtohexvcysormilkdxvncjbicf1nsqlmap165wz_p6wyji4qlzp95-ropkvikp6uzbb7rhltgsfgj-zu_az1yfyq1o_z6pcq5rkziyel3oeqcaqfua6b1tyalmicp0nfmngxf9ppk6xvgj4ainna5cdfq/p.jpeg?size=256x256&size_mode=2 Message: Failed to load resource: the server responded with a status of 401 ()

Security Headers

This page lists any security headers set by the main page. If you want to understand what these mean and how to use them, head on over to this page

Header	Value
Content-Security-Policy	sandbox allow-forms allow-scripts
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload

Indicators

This is a term in the security industry to describe indicators such as IPs, Domains, Hashes, etc. This does not imply that any of these indicate malicious activity.

assets.dropbox.com
cfl.dropboxstatic.com
uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com
104.16.99.29
18.66.2.126
2620:100:6027:16::a27d:4810
0799825d075984399e5817425074b7df82f396d164cfef50c9b93fec6fb3d764
224289920bb847019ca29ac2fc91ea938c89be98fecefd280a30e08163e2cec3
2905c5f19a165a3e3792b504d9a61513337f6d2fd7333e888546ed4757f8d145
ab6dda86c87f61e7ad1af2e733e04ca83fdcd43edbd57f88e35acc1878078223
c0906d540d89dbe1f09b24f17b7f35b81350e8d381c1558b075c28ea913c450d

uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com Open in urlscan Pro 2620:100:6027:16::a27d:4810 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Title

Page URL History Show full URLs

Page Statistics

5 Requests

100 %HTTPS

33 %IPv6

3 Domains

3 Subdomains

3 IPs

2 Countries

106 kBTransfer

240 kBSize

0 Cookies

3 Outgoing links

Page URL History

Redirected requests

5 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 0 data transactions

Request headers

Response headers

Redirect headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Verdicts & Comments Add Verdict or Comment

0 JavaScript Global Variables

0 Cookies

1 Console Messages

Security Headers

Indicators

uc5a1b9bcddbfdcf24f27aa76912.previews.dropboxusercontent.com Open in urlscan Pro
2620:100:6027:16::a27d:4810 Public Scan

Screenshot
Live screenshot

Full Image

5
Requests

100 %
HTTPS

33 %
IPv6

3
Domains

3
Subdomains

3
IPs

2
Countries

106 kB
Transfer

240 kB
Size

0
Cookies

5 HTTP transactions
0 data transactions