phet.colorado.edu Open in urlscan Pro
128.138.129.16 Public Scan

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URL:
https://phet.colorado.edu/sims/html/gases-intro/latest/gases-intro_en.html
Submission: On May 22 via api (May 22nd 2023, 8:48:29 am UTC) from GB — Scanned from GB

Summary HTTP 10 Redirects Behaviour Indicators

Summary

This website contacted 5 IPs in 2 countries across 3 domains to perform 10 HTTP transactions. The main IP is 128.138.129.16, located in Boulder, United States and belongs to COLORADO-AS, US. The main domain is phet.colorado.edu. The Cisco Umbrella rank of the primary domain is 41936.
TLS certificate: Issued by Sectigo RSA Organization Validation S... on April 12th 2023. Valid for: a year.

This is the only time phet.colorado.edu was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
4	128.138.129.16 128.138.129.16	104 (COLORADO-AS) (COLORADO-AS)
2	2a00:1450:400... 2a00:1450:4001:806::2008	15169 (GOOGLE) (GOOGLE)
2	2a00:1450:400... 2a00:1450:4001:82b::200e	15169 (GOOGLE) (GOOGLE)
2	2001:4860:480... 2001:4860:4802:32::36	15169 (GOOGLE) (GOOGLE)
10	5

4 128.138.129.16 (Boulder, United States)

ASN104 (COLORADO-AS, US)
PTR: phet.colorado.edu

phet.colorado.edu	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:806::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.googletagmanager.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:82b::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.google-analytics.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2001:4860:4802:32::36 (United States)

ASN15169 (GOOGLE, US)

region1.google-analytics.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
4	google-analytics.com www.google-analytics.com — Cisco Umbrella Rank: 30 region1.google-analytics.com — Cisco Umbrella Rank: 2230	21 KB
4	colorado.edu phet.colorado.edu — Cisco Umbrella Rank: 41936	531 KB
2	googletagmanager.com www.googletagmanager.com — Cisco Umbrella Rank: 40	129 KB
10	3

	Domain	Requested by
4	phet.colorado.edu	phet.colorado.edu
2	region1.google-analytics.com	www.googletagmanager.com
2	www.google-analytics.com	www.googletagmanager.com www.google-analytics.com
2	www.googletagmanager.com	phet.colorado.edu www.googletagmanager.com
10	4

This site contains no links.

Subject Issuer	Validity	Valid
phet.colorado.edu Sectigo RSA Organization Validation Secure Server CA	`2023-04-12` - `2024-05-11`	a year	crt.sh
*.google-analytics.com GTS CA 1C3	`2023-04-24` - `2023-07-17`	3 months	crt.sh

This page contains 1 frames:

Primary Page: https://phet.colorado.edu/sims/html/gases-intro/latest/gases-intro_en.html
Frame ID: A52E217281779D3FFD554BD586984621
Requests: 35 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

‪Gases Intro‬

Detected technologies

Google Analytics (Analytics) Expand

Overall confidence: 100%
Detected patterns

google-analytics\.com/(?:ga|urchin|analytics)\.js

Google Tag Manager (Tag Managers) Expand

Overall confidence: 100%
Detected patterns

googletagmanager\.com/gtm\.js
googletagmanager\.com/gtag/js

Page Statistics

10
Requests

100 %
HTTPS

75 %
IPv6

3
Domains

4
Subdomains

5
IPs

2
Countries

681 kB
Transfer

2285 kB
Size

3
Cookies

0 Outgoing links

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

Redirected requests

There were HTTP redirect chains for the following requests:

10 HTTP transactions
25 data transactions

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

GET
H/1.1 200
OK Primary Request gases-intro_en.html Show response
phet.colorado.edu/sims/html/gases-intro/latest/ 2 MB
530 KB 569ms
150ms Document
text/html 128.138.129.16
COLORADO-AS

General

Check archive.org

Show headers Download Go to

Full URL: https://phet.colorado.edu/sims/html/gases-intro/latest/gases-intro_en.html
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 128.138.129.16 Boulder, United States, ASN104 (COLORADO-AS, US),
Reverse DNS: phet.colorado.edu
Software: Apache /
Resource Hash: f55a9e5530851fbc82da4fbd82fd7a40af763a63a9997dc737d0d540f3596418

Request headers

Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36
accept-language: en-GB,en;q=0.9

Response headers

Accept-Ranges: bytes
Access-Control-Allow-Origin: *
Cache-Control: max-age=86400, public
Cache-control: no-cache
Connection: close
Content-Encoding: gzip
Content-Type: text/html; charset=UTF-8
Date: Mon, 22 May 2023 08:48:23 GMT
ETag: "1bc2c2-5fb611e556803-gzip"
Expires: Tue, 23 May 2023 08:48:23 GMT
Last-Modified: Thu, 11 May 2023 01:43:42 GMT
Server: Apache
Transfer-Encoding: chunked
Vary: Cookie,Accept-Encoding

GET
DATA 200
OK truncated
/ 7 KB
0 Image
image/svg+xml

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 48d985b810e2e59b703ae5c0ba4409ec0096f278b7c29110ce3a9d16c999af34

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/svg+xml

GET
H2 200 gtm.js Show response
www.googletagmanager.com/ 137 KB
50 KB 153ms
66ms Script
application/javascript 2a00:1450:4001:806::2008
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.googletagmanager.com/gtm.js?id=GTM-WLNGBXD

Requested by

Host: phet.colorado.edu
URL: https://phet.colorado.edu/sims/html/gases-intro/latest/gases-intro_en.html

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:806::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Google Tag Manager /

Resource Hash

5b28f0b12b7f608bd440179805e7baaff1993f2cfaa274c1fdc20c9d2f3c6948

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains
X-Xss-Protection	0

Request headers

accept-language: en-GB,en;q=0.9
Referer: https://phet.colorado.edu/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

date: Mon, 22 May 2023 08:48:23 GMT
content-encoding: br
strict-transport-security: max-age=31536000; includeSubDomains
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 51238
x-xss-protection: 0
last-modified: Mon, 22 May 2023 06:00:00 GMT
server: Google Tag Manager
vary: Accept-Encoding
content-type: application/javascript; charset=UTF-8
access-control-allow-origin: *
cache-control: private, max-age=900
access-control-allow-credentials: true
access-control-allow-headers: Cache-Control
expires: Mon, 22 May 2023 08:48:23 GMT

GET
H/1.1 200
OK immediate.gif
phet.colorado.edu/yotta/ 49 B
396 B 546ms
142ms Image
image/gif 128.138.129.16
COLORADO-AS

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://phet.colorado.edu/yotta/immediate.gif?pingver=3&project=gases-intro&brand=phet&version=1.0.16&locale=en&buildTimestamp=2023-05-11%2001%3A43%3A23%20UTC&domain=phet.colorado.edu&href=https%3A%2F%2Fphet.colorado.edu%2Fsims%2Fhtml%2Fgases-intro%2Flatest%2Fgases-intro_en.html&type=html&timestamp=1684745303619&loadType=default&ref=
Requested by: Host: phet.colorado.edu
URL: https://phet.colorado.edu/sims/html/gases-intro/latest/gases-intro_en.html
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 128.138.129.16 Boulder, United States, ASN104 (COLORADO-AS, US),
Reverse DNS: phet.colorado.edu
Software: Apache /
Resource Hash: 74d0392d73bf6db0897be61ffb15bb8268b8f50f690c02007fbe066d9f5041fc

Request headers

accept-language: en-GB,en;q=0.9
Referer: https://phet.colorado.edu/sims/html/gases-intro/latest/gases-intro_en.html
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Pragma: no-cache
Date: Mon, 22 May 2023 08:48:24 GMT
Last-Modified: Tue, 15 Nov 2016 18:43:24 GMT
Server: Apache
Vary: Cookie
Content-Type: image/gif
Cache-Control: max-age=0, no-cache, no-store, must-revalidate, public
Connection: close
Accept-Ranges: bytes
Content-Length: 49
Expires: Wed, 11 Jan 1984 05:00:00 GMT

GET
H2 200 analytics.js Show response
www.google-analytics.com/ 51 KB
21 KB 131ms
41ms Script
text/javascript 2a00:1450:4001:82b::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.google-analytics.com/analytics.js

Requested by

Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-WLNGBXD

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:82b::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

e7b90d32907f89c49e9e2a2ccca95133277f756f13a14187936d9b948ff67b44

Security Headers

Name	Value
Strict-Transport-Security	max-age=10886400; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

accept-language: en-GB,en;q=0.9
Referer: https://phet.colorado.edu/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

strict-transport-security: max-age=10886400; includeSubDomains; preload
content-encoding: gzip
x-content-type-options: nosniff
date: Mon, 22 May 2023 07:05:00 GMT
last-modified: Mon, 17 Apr 2023 22:36:01 GMT
server: Golfe2
age: 6203
vary: Accept-Encoding
content-type: text/javascript
cache-control: public, max-age=7200
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 20737
expires: Mon, 22 May 2023 09:05:00 GMT

GET
H2 200 js Show response
www.googletagmanager.com/gtag/ 223 KB
79 KB 64ms
64ms Script
application/javascript 2a00:1450:4001:806::2008
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.googletagmanager.com/gtag/js?id=G-4EVJVBSTB9&l=dataLayer&cx=c

Requested by

Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-WLNGBXD

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:806::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Google Tag Manager /

Resource Hash

ed97d0e87f8227f170f831f43072c51ed53db36440137487681d234fefedf28a

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains
X-Xss-Protection	0

Request headers

accept-language: en-GB,en;q=0.9
Referer: https://phet.colorado.edu/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

date: Mon, 22 May 2023 08:48:23 GMT
content-encoding: br
strict-transport-security: max-age=31536000; includeSubDomains
server: Google Tag Manager
vary: Accept-Encoding
content-type: application/javascript; charset=UTF-8
access-control-allow-origin: *
cache-control: private, max-age=900
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
access-control-allow-headers: Cache-Control
content-length: 80366
x-xss-protection: 0
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
expires: Mon, 22 May 2023 08:48:23 GMT

POST
H2 204 collect
region1.google-analytics.com/g/ 0
255 B 102ms
33ms Ping
text/plain 2001:4860:4802:32::36
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL: https://region1.google-analytics.com/g/collect?v=2&tid=G-4EVJVBSTB9&gtm=45je35h0&_p=487481783&gcs=G101&cid=1774922602.1684745304&ul=en-us&sr=1600x1200&uaa=&uab=&uafvl=&uamb=0&uam=&uap=&uapv=&uaw=0&ngs=1&_s=1&sid=1684745303&sct=1&seg=0&dl=https%3A%2F%2Fphet.colorado.edu%2Fsims%2Fhtml%2Fgases-intro%2Flatest%2Fgases-intro_en.html&dt=%E2%80%AAGases%20Intro%E2%80%AC&en=page_view&_fv=1&_nsi=1&_ss=1&ep.content_group=Simulations%20(HTML5)&ep.simBrand=phet&ep.simBuildTimestamp=2023-05-11%2001%3A43%3A23%20UTC&ep.simLoadType=default&ep.simName=gases-intro&ep.simVersion=1.0.16&ep.simLocale=en&ep.documentReferrer=
Requested by: Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-4EVJVBSTB9&l=dataLayer&cx=c
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2001:4860:4802:32::36 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software: Golfe2 /
Resource Hash: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language: en-GB,en;q=0.9
Referer: https://phet.colorado.edu/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

pragma: no-cache
date: Mon, 22 May 2023 08:48:24 GMT
server: Golfe2
content-type: text/plain
access-control-allow-origin: https://phet.colorado.edu
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

POST
H2 200 collect Show response
www.google-analytics.com/j/ 3 B
209 B 46ms
46ms XHR
text/plain 2a00:1450:4001:82b::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.google-analytics.com/j/collect?v=1&_v=j100&aip=1&a=487481783&t=pageview&_s=1&dl=https%3A%2F%2Fphet.colorado.edu%2Fsims%2Fhtml%2Fgases-intro%2Flatest%2Fgases-intro_en.html&ul=en-us&de=UTF-8&dt=%E2%80%AAGases%20Intro%E2%80%AC&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=YADAAEABAAAAICAAIi~&cid=1774922602.1684745304&tid=UA-5033201-1&_gid=673606047.1684745304&_slc=1&gtm=45He35h0n81WLNGBXD&cd1=gases-intro&cd2=1.0.16&cd3=en&cd4=2023-05-11%2001%3A43%3A23%20UTC&cd5=default&cd6=&cd7=phet&gcs=G101&z=30188751

Requested by

Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:82b::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

1cffc2b3146584685cd72751d7f28aa030ab9ae2f1bc78f2c27909f8d8287b26

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

Referer: https://phet.colorado.edu/
accept-language: en-GB,en;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36
Content-Type: text/plain

Response headers

pragma: no-cache
date: Mon, 22 May 2023 08:48:24 GMT
x-content-type-options: nosniff
last-modified: Sun, 17 May 1998 03:00:00 GMT
server: Golfe2
content-type: text/plain
access-control-allow-origin: https://phet.colorado.edu
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 3
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
DATA 200
OK truncated
/ 70 B
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: b8d753f1f4c13f4a1edc6903cfd5aca1ab43f37a13793b52197bfe44b1b5a600

Request headers

Referer
Origin: https://phet.colorado.edu
accept-language: en-GB,en;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
/ 631 B
0 Image
image/jpeg

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: b5946bdabc8c1348926dcc288b0c1fbda291ecb1bd2e8473507004d835ce3c4b

Request headers

Referer
Origin: https://phet.colorado.edu
accept-language: en-GB,en;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/jpeg

GET
DATA 200
OK truncated
/ 227 B
0 Image
image/svg+xml

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: a6f9fef979753d0957f0dffaa2238098a809a84f7f3af677dfdbe2ae79addba9

Request headers

Referer
Origin: https://phet.colorado.edu
accept-language: en-GB,en;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/svg+xml

GET
DATA 200
OK truncated
/ 49 B
0 Image
image/gif

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 74d0392d73bf6db0897be61ffb15bb8268b8f50f690c02007fbe066d9f5041fc

Request headers

Referer
Origin: https://phet.colorado.edu
accept-language: en-GB,en;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/gif

GET
DATA 200
OK truncated
/ 12 KB
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: b3f29c3b66018384aa3f65725ed857d853d05f53736e954948f018b6ba9271a2

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
/ 35 KB
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: a6ffce00a2f65cfa6545db8e64fe779c58e143171c6f106991527a1834656ba2

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
/ 2 KB
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 18eb397417fc93dfea36a8dbfd0e53e59aaebe900b346abad2caf5b20b1c739c

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
/ 6 KB
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 6ce4be5e6f44854eba6e87ab37c483b1b4404312c3d269dcff0cf7083c893b5d

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
/ 13 KB
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: fbbd0a7b6d02f0b6c97909cadf575cf82a1c5c4d34c2fb075633a049f3d35e76

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
/ 798 B
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 9fbf2b8038fc38644a27bfc2ba7b5191d7547cd9a0499d805800abfc63b07191

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
/ 731 B
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: cc8e74817d83d965d2fef2eee9d9ca2256ed23430ab0dcab00d559aeb07872b8

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
/ 410 B
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 6617f54d1f1b7b88385679707ebd8c1623edfbd90cd67fb2b1bfe12bc65a5236

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
/ 214 B
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 7389162007dc867479c0630efeb41762a8aceb70ac74e0b57455397d33db97bd

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
/ 131 B
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 875198911da2df59b7034d23568e646090b7b751b069701fcf4021027f01a311

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
/ 941 B
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 178ab73c22c37130bac19a82034b2b7383ff67a3112a8c7e9bd03f98afbc4f4a

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
/ 651 B
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 3d36c66e1a7ba839c916d43df586e288e13a34fbcb5ab3f49d5f9c4d6054c654

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
/ 368 B
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: c02051a92d1758984ea8019a67c1319d74b265205c921a60174bda3bd62867c6

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
/ 197 B
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: ea007075efec5e2a4e116171a1aca6ffea085aa9db846a80ed7e29c6403316b1

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
/ 129 B
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 8adf010a71e727e02287f1adb707b22eac83c49f275ca587ef9ebafa43eed23f

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
/ 10 KB
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: e8622694ba419d4e4415810bdbf59fff86d697207522af805554a3e35d1237b9

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
/ 4 KB
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 7aa1f467580683f7925ce349f0acc8decfeb5bfeb875d6606cc700f36c8e7e25

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
/ 2 KB
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 8b2c915c7cb07b49991dc0fde30025117842e8dbab5a73db675a37958f81e397

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
/ 814 B
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 44822c269700de2259c423efd05000fa0bbfcdaba38d64c840c9e01f8dc0cd43

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
/ 381 B
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 8d5907d0f4e9974c48394132b17684e2592e288dc33c43634f51032fa24d1faa

Request headers

accept-language: en-GB,en;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Content-Type: image/png

GET
H/1.1 200
OK sanity.gif
phet.colorado.edu/yotta/ 49 B
396 B 467ms
139ms Image
image/gif 128.138.129.16
COLORADO-AS

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://phet.colorado.edu/yotta/sanity.gif?pingver=3&project=gases-intro&brand=phet&version=1.0.16&locale=en&buildTimestamp=2023-05-11%2001%3A43%3A23%20UTC&domain=phet.colorado.edu&href=https%3A%2F%2Fphet.colorado.edu%2Fsims%2Fhtml%2Fgases-intro%2Flatest%2Fgases-intro_en.html&type=html&timestamp=1684745303619&loadType=default&ref=&gaError=false&gaLoaded=false
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 128.138.129.16 Boulder, United States, ASN104 (COLORADO-AS, US),
Reverse DNS: phet.colorado.edu
Software: Apache /
Resource Hash: 74d0392d73bf6db0897be61ffb15bb8268b8f50f690c02007fbe066d9f5041fc

Request headers

accept-language: en-GB,en;q=0.9
Referer: https://phet.colorado.edu/sims/html/gases-intro/latest/gases-intro_en.html
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

Pragma: no-cache
Date: Mon, 22 May 2023 08:48:24 GMT
Last-Modified: Thu, 27 Oct 2016 05:53:05 GMT
Server: Apache
Vary: Cookie
Content-Type: image/gif
Cache-Control: max-age=0, no-cache, no-store, must-revalidate, public
Connection: close
Accept-Ranges: bytes
Content-Length: 49
Expires: Wed, 11 Jan 1984 05:00:00 GMT

POST
H/1.1 200
200 check-html-updates Show response
phet.colorado.edu/services/ 145 B
583 B 407ms
138ms XHR
text/html 128.138.129.16
COLORADO-AS

General

Check archive.org

Show headers Download Go to

Full URL: https://phet.colorado.edu/services/check-html-updates
Requested by: Host: phet.colorado.edu
URL: https://phet.colorado.edu/sims/html/gases-intro/latest/gases-intro_en.html
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 128.138.129.16 Boulder, United States, ASN104 (COLORADO-AS, US),
Reverse DNS: phet.colorado.edu
Software: Apache/2.4.37 (Red Hat Enterprise Linux) /
Resource Hash: 3debf78498a5c021647b95762c08020379a29441296a864ca9dc3f89e3372c20

Request headers

Referer: https://phet.colorado.edu/sims/html/gases-intro/latest/gases-intro_en.html
accept-language: en-GB,en;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36
Content-Type: text/plain;charset=UTF-8

Response headers

Pragma: no-cache
Date: Mon, 22 May 2023 08:48:25 GMT
Server: Apache/2.4.37 (Red Hat Enterprise Linux)
Access-Control-Allow-Methods: POST, OPTIONS
Content-Type: text/html;charset=UTF-8
Access-Control-Allow-Origin: *
Content-Language: en-GB
Cache-Control: no-cache, must-revalidate, s-maxage=0
Connection: close
Access-Control-Allow-Headers: Origin, X-Requested-With, Content-Type, Accept
Content-Length: 145

POST
H2 204 collect
region1.google-analytics.com/g/ 0
45 B 34ms
33ms Ping
text/plain 2001:4860:4802:32::36
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL: https://region1.google-analytics.com/g/collect?v=2&tid=G-4EVJVBSTB9&gtm=45je35h0&_p=487481783&gcs=G101&cid=1774922602.1684745304&ul=en-us&sr=1600x1200&uaa=&uab=&uafvl=&uamb=0&uam=&uap=&uapv=&uaw=0&_eu=AEA&ngs=1&_s=2&sid=1684745303&sct=1&seg=0&dl=https%3A%2F%2Fphet.colorado.edu%2Fsims%2Fhtml%2Fgases-intro%2Flatest%2Fgases-intro_en.html&dt=%E2%80%AAGases%20Intro%E2%80%AC&en=scroll&ep.content_group=Simulations%20(HTML5)&ep.simBrand=phet&ep.simBuildTimestamp=2023-05-11%2001%3A43%3A23%20UTC&ep.simLoadType=default&ep.simName=gases-intro&ep.simVersion=1.0.16&ep.simLocale=en&ep.documentReferrer=&epn.percent_scrolled=90&_et=8
Requested by: Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-4EVJVBSTB9&l=dataLayer&cx=c
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2001:4860:4802:32::36 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software: Golfe2 /
Resource Hash: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language: en-GB,en;q=0.9
Referer: https://phet.colorado.edu/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.5672.126 Safari/537.36

Response headers

pragma: no-cache
date: Mon, 22 May 2023 08:48:29 GMT
server: Golfe2
content-type: text/plain
access-control-allow-origin: https://phet.colorado.edu
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

Verdicts & Comments Add Verdict or Comment

38 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.

3 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.

Domain/Path	Expires	Name / Value
.colorado.edu/	1970-01-20 11:59:12	Name: _ga_4EVJVBSTB9 Value: GS1.1.1684745303.1.0.1684745304.0.0.0
.colorado.edu/	1970-01-20 11:59:12	Name: _ga Value: GA1.2.1774922602.1684745304
.colorado.edu/	1970-01-20 11:59:12	Name: _gid Value: GA1.2.673606047.1684745304

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
other	warning	URL: https://phet.colorado.edu/sims/html/gases-intro/latest/gases-intro_en.html(Line 925) Message: The AudioContext was not allowed to start. It must be resumed (or created) after a user gesture on the page. https://goo.gl/7K7WLu

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.

phet.colorado.edu
region1.google-analytics.com
www.google-analytics.com
www.googletagmanager.com
128.138.129.16
2001:4860:4802:32::36
2a00:1450:4001:806::2008
2a00:1450:4001:82b::200e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phet.colorado.edu Open in urlscan Pro 128.138.129.16 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Title

Detected technologies

Page Statistics

10 Requests

100 %HTTPS

75 %IPv6

3 Domains

4 Subdomains

5 IPs

2 Countries

681 kBTransfer

2285 kBSize

3 Cookies

0 Outgoing links

Redirected requests

10 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 25 data transactions

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phet.colorado.edu Open in urlscan Pro
128.138.129.16 Public Scan

Screenshot
Live screenshot

Full Image

10
Requests

100 %
HTTPS

75 %
IPv6

3
Domains

4
Subdomains

5
IPs

2
Countries

681 kB
Transfer

2285 kB
Size

3
Cookies

10 HTTP transactions
25 data transactions