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introcs.cs.princeton.edu Open in urlscan Pro
128.112.136.51  Public Scan

Go To Rescan Add Verdict Report
URL: https://introcs.cs.princeton.edu/java/11hello/
Submission: On August 12 via api from US
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 7 IPs in 2 countries across 4 domains to perform 22 HTTP transactions. The main IP is 128.112.136.51, located in Hopewell, United States and belongs to PRINCETON-AS - Princeton University, US. The main domain is introcs.cs.princeton.edu.
TLS certificate: Issued by InCommon RSA Server CA on October 19th 2017. Valid for: 3 years.
This is the only time introcs.cs.princeton.edu was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
8 128.112.136.51 88 (PRINCETON-AS)
2 2606:4700::68... 13335 (CLOUDFLAR...)
2 2a00:1450:400... 15169 (GOOGLE)
1 6 2a00:1450:400... 15169 (GOOGLE)
2 2a00:1450:400... 15169 (GOOGLE)
2 2a00:1450:400... 15169 (GOOGLE)
1 2a00:1450:400... 15169 (GOOGLE)
22 7
8    128.112.136.51 (Hopewell, United States)

ASN88 (PRINCETON-AS - Princeton University, US)
PTR: wwwprx1.CS.Princeton.EDU
introcs.cs.princeton.edu
algs4.cs.princeton.edu
2    2606:4700::6813:c497 (United States)

ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US)
cdnjs.cloudflare.com
2    2a00:1450:4001:81f::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE - Google LLC, US)
www.google-analytics.com
6    2a00:1450:4001:809::2004 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE - Google LLC, US)
www.google.com
2    2a00:1450:4001:81a::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE - Google LLC, US)
cse.google.com
2    2a00:1450:4001:81e::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE - Google LLC, US)
ssl.google-analytics.com
1    2a00:1450:4001:819::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE - Google LLC, US)
clients1.google.com
Domain Requested by
6 www.google.com 1 redirects cse.google.com
www.google.com
introcs.cs.princeton.edu
4 algs4.cs.princeton.edu introcs.cs.princeton.edu
4 introcs.cs.princeton.edu introcs.cs.princeton.edu
2 ssl.google-analytics.com introcs.cs.princeton.edu
2 cse.google.com introcs.cs.princeton.edu
www.google.com
2 www.google-analytics.com introcs.cs.princeton.edu
2 cdnjs.cloudflare.com introcs.cs.princeton.edu
cdnjs.cloudflare.com
1 clients1.google.com introcs.cs.princeton.edu
22 8

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

Domain
algs4.cs.princeton.edu
www.coursera.org
www.cs.princeton.edu
Subject Issuer Validity Valid
introcs.cs.princeton.edu
InCommon RSA Server CA		 2017-10-19 -
2020-10-18		 3 years crt.sh
ssl412106.cloudflaressl.com
COMODO ECC Domain Validation Secure Server CA 2		 2019-08-10 -
2020-02-16		 6 months crt.sh
algs4.cs.princeton.edu
InCommon RSA Server CA		 2017-10-19 -
2020-10-18		 3 years crt.sh
*.google-analytics.com
Google Internet Authority G3		 2019-07-29 -
2019-10-21		 3 months crt.sh
*.google.com
Google Internet Authority G3		 2019-07-29 -
2019-10-21		 3 months crt.sh
www.google.com
Google Internet Authority G3		 2019-07-29 -
2019-10-21		 3 months crt.sh

This page contains 1 frames:

Primary Page: https://introcs.cs.princeton.edu/java/11hello/
Frame ID: 6DAF20AF928A9C0FEAC4B1EE0AD3DC29
Requests: 22 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Detected technologies

Overall confidence: 100%
Detected patterns
  • headers server /php\/?([\d.]+)?/i
Overall confidence: 100%
Detected patterns
  • script /([\d.]+)?\/mathjax\.js/i
Overall confidence: 100%
Detected patterns
  • headers server /OpenSSL(?:\/([\d.]+[a-z]?))?/i
Overall confidence: 100%
Detected patterns
  • headers server /(?:Apache(?:$|\/([\d.]+)|[^\/-])|(?:^|\b)HTTPD)/i
Overall confidence: 100%
Detected patterns
  • script /google-analytics\.com\/(?:ga|urchin|analytics)\.js/i
Overall confidence: 100%
Detected patterns
  • script /swfobject.*\.js/i

Page Statistics

22
Requests

100 %
HTTPS

86 %
IPv6

4
Domains

8
Subdomains

7
IPs

2
Countries

876 kB
Transfer

1468 kB
Size

8
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 9
  • https://www.google.com/cse/cse.js?cx=005649317310637734940:_d158dlngnk HTTP 302
  • https://cse.google.com/cse/cse.js?cx=005649317310637734940:_d158dlngnk

22 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
introcs.cs.princeton.edu/java/11hello/ 		27 KB
28 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://introcs.cs.princeton.edu/java/11hello/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
128.112.136.51 Hopewell, United States, ASN88 (PRINCETON-AS - Princeton University, US),
Reverse DNS
wwwprx1.CS.Princeton.EDU
Software
Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50 / PHP/5.6.25
Resource Hash
abfbe9d951fc377f7d06790b1717ea1c4134f8655044e28713c5ad7dae7b41d9

Request headers

Host
introcs.cs.princeton.edu
Connection
keep-alive
Pragma
no-cache
Cache-Control
no-cache
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36
Sec-Fetch-Mode
navigate
Sec-Fetch-User
?1
Accept
text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3
Sec-Fetch-Site
none
Accept-Encoding
gzip, deflate, br
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36
Sec-Fetch-Mode
navigate
Sec-Fetch-User
?1

Response headers

Date
Mon, 12 Aug 2019 15:51:03 GMT
Server
Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50
X-Powered-By
PHP/5.6.25
Content-Type
text/html; charset=UTF-8
Keep-Alive
timeout=5, max=100
Connection
Keep-Alive
Transfer-Encoding
chunked
introcs.css
introcs.cs.princeton.edu/ 		6 KB
6 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://introcs.cs.princeton.edu/introcs.css
Requested by
Host: introcs.cs.princeton.edu
URL: https://introcs.cs.princeton.edu/java/11hello/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
128.112.136.51 Hopewell, United States, ASN88 (PRINCETON-AS - Princeton University, US),
Reverse DNS
wwwprx1.CS.Princeton.EDU
Software
Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50 /
Resource Hash
5a8845a59c8731c02f498af143d190a568777df54102a519e929b0cd8fabab20

Request headers

Sec-Fetch-Mode
no-cors
Referer
https://introcs.cs.princeton.edu/java/11hello/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

Date
Mon, 12 Aug 2019 15:51:04 GMT
Last-Modified
Fri, 21 Dec 2018 13:00:08 GMT
Server
Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50
ETag
"178a-57d87d3a0c843"
Content-Type
text/css
Connection
Keep-Alive
Accept-Ranges
bytes
Keep-Alive
timeout=5, max=99
Content-Length
6026
MathJax.js
cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.1/ 		62 KB
18 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.1/MathJax.js?config=TeX-AMS-MML_HTMLorMML
Requested by
Host: introcs.cs.princeton.edu
URL: https://introcs.cs.princeton.edu/java/11hello/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6813:c497 , United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
48344fd55558bbeb600062a175d052979f9ece87c7299788f8ecf16a46c87bf6
Security Headers
Name Value
Strict-Transport-Security max-age=15780000; includeSubDomains

Request headers

Sec-Fetch-Mode
no-cors
Referer
https://introcs.cs.princeton.edu/java/11hello/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

date
Mon, 12 Aug 2019 15:51:04 GMT
content-encoding
br
vary
Accept-Encoding
cf-cache-status
HIT
age
1693835
status
200
served-in-seconds
0.003
timing-allow-origin
*
last-modified
Thu, 17 May 2018 09:22:39 GMT
server
cloudflare
etag
W/"5afd49df-f648"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=15780000; includeSubDomains
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=30672000
cf-ray
50539bcb8bf6d711-FRA
expires
Sat, 01 Aug 2020 15:51:04 GMT
swfobject.js
algs4.cs.princeton.edu/media/ 		7 KB
7 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://algs4.cs.princeton.edu/media/swfobject.js
Requested by
Host: introcs.cs.princeton.edu
URL: https://introcs.cs.princeton.edu/java/11hello/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
128.112.136.51 Hopewell, United States, ASN88 (PRINCETON-AS - Princeton University, US),
Reverse DNS
wwwprx1.CS.Princeton.EDU
Software
Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50 /
Resource Hash
f2172868bc46d74ad32f2715bc25a8716e07a784b2ecb24d9d077d2125c6c993

Request headers

Sec-Fetch-Mode
no-cors
Referer
https://introcs.cs.princeton.edu/java/11hello/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

Date
Mon, 12 Aug 2019 15:51:04 GMT
Last-Modified
Fri, 26 Aug 2016 11:06:52 GMT
Server
Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50
ETag
"1ae0-53af782feb418"
Content-Type
application/javascript
Connection
Keep-Alive
Accept-Ranges
bytes
Keep-Alive
timeout=5, max=99
Content-Length
6880
cover.png
introcs.cs.princeton.edu/java/ 		199 KB
199 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://introcs.cs.princeton.edu/java/cover.png
Requested by
Host: introcs.cs.princeton.edu
URL: https://introcs.cs.princeton.edu/java/11hello/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
128.112.136.51 Hopewell, United States, ASN88 (PRINCETON-AS - Princeton University, US),
Reverse DNS
wwwprx1.CS.Princeton.EDU
Software
Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50 /
Resource Hash
48a3d3d93cc465686cbd09659934c9282d8ea21e3adb56956e0bd3f2e0d90b6b

Request headers

Sec-Fetch-Mode
no-cors
Referer
https://introcs.cs.princeton.edu/java/11hello/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

Date
Mon, 12 Aug 2019 15:51:04 GMT
Last-Modified
Mon, 29 Jan 2018 15:55:11 GMT
Server
Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50
ETag
"31b83-563ec45633918"
Content-Type
image/png
Connection
Keep-Alive
Accept-Ranges
bytes
Keep-Alive
timeout=5, max=98
Content-Length
203651
cover-python.png
introcs.cs.princeton.edu/java/ 		291 KB
292 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://introcs.cs.princeton.edu/java/cover-python.png
Requested by
Host: introcs.cs.princeton.edu
URL: https://introcs.cs.princeton.edu/java/11hello/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
128.112.136.51 Hopewell, United States, ASN88 (PRINCETON-AS - Princeton University, US),
Reverse DNS
wwwprx1.CS.Princeton.EDU
Software
Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50 /
Resource Hash
df87c8ee61da4b89f45364f86cb1c78d8723f1fe44f7f076205c395919513ede

Request headers

Sec-Fetch-Mode
no-cors
Referer
https://introcs.cs.princeton.edu/java/11hello/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

Date
Mon, 12 Aug 2019 15:51:04 GMT
Last-Modified
Thu, 26 Mar 2015 10:12:22 GMT
Server
Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50
ETag
"48ce3-5122e4069ae2e"
Content-Type
image/png
Connection
Keep-Alive
Accept-Ranges
bytes
Keep-Alive
timeout=5, max=97
Content-Length
298211
cover.png
algs4.cs.princeton.edu/ 		38 KB
38 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://algs4.cs.princeton.edu/cover.png
Requested by
Host: introcs.cs.princeton.edu
URL: https://introcs.cs.princeton.edu/java/11hello/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
128.112.136.51 Hopewell, United States, ASN88 (PRINCETON-AS - Princeton University, US),
Reverse DNS
wwwprx1.CS.Princeton.EDU
Software
Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50 /
Resource Hash
bc56dd37195a649fa67c81b09f564ad1fe564b312dcc489765c3eda7bc0556c0

Request headers

Sec-Fetch-Mode
no-cors
Referer
https://introcs.cs.princeton.edu/java/11hello/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

Date
Mon, 12 Aug 2019 15:51:05 GMT
Last-Modified
Fri, 26 Aug 2016 11:06:22 GMT
Server
Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50
ETag
"970a-53af7812f0db1"
Content-Type
image/png
Connection
Keep-Alive
Accept-Ranges
bytes
Keep-Alive
timeout=5, max=98
Content-Length
38666
link-icons.css
algs4.cs.princeton.edu/css/ 		9 KB
9 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://algs4.cs.princeton.edu/css/link-icons.css
Requested by
Host: introcs.cs.princeton.edu
URL: https://introcs.cs.princeton.edu/java/11hello/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
128.112.136.51 Hopewell, United States, ASN88 (PRINCETON-AS - Princeton University, US),
Reverse DNS
wwwprx1.CS.Princeton.EDU
Software
Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50 /
Resource Hash
87c892a67dae83478f1bfce9b6a0f8746cd7db36a5d296502318e438b4f22535

Request headers

Sec-Fetch-Mode
no-cors
Referer
https://introcs.cs.princeton.edu/java/11hello/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

Date
Mon, 12 Aug 2019 15:51:04 GMT
Last-Modified
Thu, 27 Jun 2019 10:38:15 GMT
Server
Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50
ETag
"2223-58c4bc26884cf"
Content-Type
text/css
Connection
Keep-Alive
Accept-Ranges
bytes
Keep-Alive
timeout=5, max=100
Content-Length
8739
TeX-AMS-MML_HTMLorMML.js
cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.1/config/ 		238 KB
66 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.1/config/TeX-AMS-MML_HTMLorMML.js?V=2.7.1
Requested by
Host: cdnjs.cloudflare.com
URL: https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.1/MathJax.js?config=TeX-AMS-MML_HTMLorMML
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6813:c497 , United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
8df260b35bb9f49c0d937fcbf0ec13fb661b0d281528aec977aee6a8c3f83688
Security Headers
Name Value
Strict-Transport-Security max-age=15780000; includeSubDomains

Request headers

Sec-Fetch-Mode
no-cors
Referer
https://introcs.cs.princeton.edu/java/11hello/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

date
Mon, 12 Aug 2019 15:51:04 GMT
content-encoding
br
vary
Accept-Encoding
cf-cache-status
HIT
age
10259002
status
200
served-in-seconds
0.051
timing-allow-origin
*
last-modified
Thu, 17 May 2018 09:22:39 GMT
server
cloudflare
etag
W/"5afd49df-3b80d"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=15780000; includeSubDomains
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=30672000
cf-ray
50539bcfde55c2b8-FRA
expires
Sat, 01 Aug 2020 15:51:04 GMT
analytics.js
www.google-analytics.com/ 		43 KB
18 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.google-analytics.com/analytics.js
Requested by
Host: introcs.cs.princeton.edu
URL: https://introcs.cs.princeton.edu/java/11hello/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:81f::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
cec3748d0c3da4700300d5424aaea375b03550b0ee8b3dd38e242c4022261446
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Sec-Fetch-Mode
no-cors
Referer
https://introcs.cs.princeton.edu/java/11hello/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

strict-transport-security
max-age=10886400; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Mon, 29 Jul 2019 21:35:27 GMT
server
Golfe2
age
1923
date
Mon, 12 Aug 2019 15:19:02 GMT
vary
Accept-Encoding
content-type
text/javascript
status
200
cache-control
public, max-age=7200
alt-svc
quic=":443"; ma=2592000; v="46,43,39"
content-length
17724
expires
Mon, 12 Aug 2019 17:19:02 GMT
cse.js
cse.google.com/cse/
Redirect Chain
  • https://www.google.com/cse/cse.js?cx=005649317310637734940:_d158dlngnk
  • https://cse.google.com/cse/cse.js?cx=005649317310637734940:_d158dlngnk
10 KB
4 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://cse.google.com/cse/cse.js?cx=005649317310637734940:_d158dlngnk
Requested by
Host: introcs.cs.princeton.edu
URL: https://introcs.cs.princeton.edu/java/11hello/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:81a::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
gws /
Resource Hash
92237e4d08b25b25ac5cdf4a9d7529270f50cdb7f5b3fa722a9caba63cfdbd69
Security Headers
Name Value
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

Referer
https://introcs.cs.princeton.edu/java/11hello/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

date
Mon, 12 Aug 2019 15:51:05 GMT
content-encoding
br
server
gws
x-frame-options
SAMEORIGIN
p3p
CP="This is not a P3P policy! See g.co/p3phelp for more info."
status
200
cache-control
private
content-disposition
attachment; filename="f.txt"
content-type
text/javascript; charset=UTF-8
alt-svc
quic=":443"; ma=2592000; v="46,43,39"
content-length
3480
x-xss-protection
0
expires
Mon, 12 Aug 2019 15:51:05 GMT

Redirect headers

date
Mon, 12 Aug 2019 15:51:05 GMT
x-content-type-options
nosniff
server
sffe
status
302
content-type
text/html; charset=UTF-8
location
https://cse.google.com/cse/cse.js?cx=005649317310637734940:_d158dlngnk
cache-control
private
alt-svc
quic=":443"; ma=2592000; v="46,43,39"
content-length
267
x-xss-protection
0
ga.js
ssl.google-analytics.com/ 		45 KB
17 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://ssl.google-analytics.com/ga.js
Requested by
Host: introcs.cs.princeton.edu
URL: https://introcs.cs.princeton.edu/java/11hello/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:81e::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
1259ea99bd76596239bfd3102c679eb0a5052578dc526b0452f4d42f8bcdd45f
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Sec-Fetch-Mode
no-cors
Referer
https://introcs.cs.princeton.edu/java/11hello/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36
Intervention
<https://www.chromestatus.com/feature/5718547946799104>; level="warning"

Response headers

strict-transport-security
max-age=10886400; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Mon, 29 Jul 2019 21:35:27 GMT
server
Golfe2
age
5784
date
Mon, 12 Aug 2019 14:14:41 GMT
vary
Accept-Encoding
content-type
text/javascript
status
200
cache-control
public, max-age=7200
alt-svc
quic=":443"; ma=2592000; v="46,43,39"
content-length
17168
expires
Mon, 12 Aug 2019 16:14:41 GMT
java.png
algs4.cs.princeton.edu/css/icons/ 		22 KB
23 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://algs4.cs.princeton.edu/css/icons/java.png
Requested by
Host: introcs.cs.princeton.edu
URL: https://introcs.cs.princeton.edu/java/11hello/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
128.112.136.51 Hopewell, United States, ASN88 (PRINCETON-AS - Princeton University, US),
Reverse DNS
wwwprx1.CS.Princeton.EDU
Software
Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50 /
Resource Hash
1bcae1bef957bbdde11ba6568abc705f726893c2824c39063a538d482f953e6c

Request headers

Sec-Fetch-Mode
no-cors
Referer
https://algs4.cs.princeton.edu/css/link-icons.css
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

Date
Mon, 12 Aug 2019 15:51:05 GMT
Last-Modified
Thu, 21 Jun 2018 14:54:52 GMT
Server
Apache/2.4.34 (Springdale) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.6.25 Phusion_Passenger/4.0.50
ETag
"58e8-56f2818fc1a3d"
Content-Type
image/png
Connection
Keep-Alive
Accept-Ranges
bytes
Keep-Alive
timeout=5, max=97
Content-Length
22760
collect
www.google-analytics.com/r/ 		35 B
269 B 		Image
General
Check archive.org
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Full URL
https://www.google-analytics.com/r/collect?v=1&_v=j78&a=1537236562&t=pageview&_s=1&dl=https%3A%2F%2Fintrocs.cs.princeton.edu%2Fjava%2F11hello%2F&ul=en-us&de=UTF-8&dt=Hello%20World&sd=24-bit&sr=1600x1200&vp=1585x1200&je=0&_u=IEBAAEAB~&jid=421983858&gjid=2085863293&cid=128989329.1565625065&tid=UA-10811519-1&_gid=1971814714.1565625065&_r=1&z=944577619
Requested by
Host: introcs.cs.princeton.edu
URL: https://introcs.cs.princeton.edu/java/11hello/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:81f::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
8337212354871836e6763a41e615916c89bac5b3f1f0adf60ba43c7c806e1015
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Sec-Fetch-Mode
no-cors
Referer
https://introcs.cs.princeton.edu/java/11hello/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

pragma
no-cache
date
Mon, 12 Aug 2019 15:51:05 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
status
200
content-type
image/gif
access-control-allow-origin
*
cache-control
no-cache, no-store, must-revalidate
alt-svc
quic=":443"; ma=2592000; v="46,43,39"
content-length
35
expires
Fri, 01 Jan 1990 00:00:00 GMT
__utm.gif
ssl.google-analytics.com/r/ 		35 B
269 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://ssl.google-analytics.com/r/__utm.gif?utmwv=5.7.2&utms=1&utmn=1474050431&utmhn=introcs.cs.princeton.edu&utmcs=UTF-8&utmsr=1600x1200&utmvp=1585x1200&utmsc=24-bit&utmul=en-us&utmje=0&utmfl=-&utmdt=Hello%20World&utmhid=1537236562&utmr=-&utmp=%2Fjava%2F11hello%2F&utmht=1565625065054&utmac=UA-10811519-1&utmcc=__utma%3D193361013.128989329.1565625065.1565625065.1565625065.1%3B%2B__utmz%3D193361013.1565625065.1.1.utmcsr%3D(direct)%7Cutmccn%3D(direct)%7Cutmcmd%3D(none)%3B&utmjid=601179112&utmredir=1&utmu=DAAAAAAAAAAAAAAAAAABAAAE~
Requested by
Host: introcs.cs.princeton.edu
URL: https://introcs.cs.princeton.edu/java/11hello/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:81e::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
8337212354871836e6763a41e615916c89bac5b3f1f0adf60ba43c7c806e1015
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Sec-Fetch-Mode
no-cors
Referer
https://introcs.cs.princeton.edu/java/11hello/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

pragma
no-cache
date
Mon, 12 Aug 2019 15:51:05 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
status
200
content-type
image/gif
access-control-allow-origin
*
cache-control
no-cache, no-store, must-revalidate
alt-svc
quic=":443"; ma=2592000; v="46,43,39"
content-length
35
expires
Fri, 01 Jan 1990 00:00:00 GMT
cse_element__en.js
www.google.com/cse/static/element/e1b7867e793369c8/ 		245 KB
78 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.google.com/cse/static/element/e1b7867e793369c8/cse_element__en.js?usqp=CAI%3D
Requested by
Host: cse.google.com
URL: https://cse.google.com/cse/cse.js?cx=005649317310637734940:_d158dlngnk
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:809::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
sffe /
Resource Hash
7832f3d959784fac3b10f648c016c48e1760b3e96bb72f31ced8d168e5255f5c
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Sec-Fetch-Mode
no-cors
Referer
https://introcs.cs.princeton.edu/java/11hello/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

date
Thu, 13 Jun 2019 16:35:45 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Tue, 04 Jun 2019 20:53:03 GMT
server
sffe
age
5181320
vary
Accept-Encoding
content-type
text/javascript
status
200
cache-control
public, max-age=31536000
accept-ranges
bytes
alt-svc
quic=":443"; ma=2592000; v="46,43,39"
content-length
79927
x-xss-protection
0
expires
Fri, 12 Jun 2020 16:35:45 GMT
default+en.css
www.google.com/cse/static/element/e1b7867e793369c8/ 		44 KB
10 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.google.com/cse/static/element/e1b7867e793369c8/default+en.css
Requested by
Host: cse.google.com
URL: https://cse.google.com/cse/cse.js?cx=005649317310637734940:_d158dlngnk
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:809::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
sffe /
Resource Hash
1113e569e96911a15973b43f4986f2148406adb89931d86c26ebc1c9286e40cb
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Sec-Fetch-Mode
no-cors
Referer
https://introcs.cs.princeton.edu/java/11hello/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

date
Wed, 05 Jun 2019 22:15:21 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Tue, 04 Jun 2019 20:53:03 GMT
server
sffe
age
5852144
vary
Accept-Encoding
content-type
text/css
status
200
cache-control
public, max-age=31536000
accept-ranges
bytes
alt-svc
quic=":443"; ma=2592000; v="46,43,39"
content-length
9961
x-xss-protection
0
expires
Thu, 04 Jun 2020 22:15:21 GMT
default.css
www.google.com/cse/static/style/look/v3/ 		12 KB
3 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.google.com/cse/static/style/look/v3/default.css
Requested by
Host: cse.google.com
URL: https://cse.google.com/cse/cse.js?cx=005649317310637734940:_d158dlngnk
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:809::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
sffe /
Resource Hash
8c5519ff6e93dfefc21c8b9c586ceef2060b2161e6be946d5b704341456ef053
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Sec-Fetch-Mode
no-cors
Referer
https://introcs.cs.princeton.edu/java/11hello/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

date
Mon, 12 Aug 2019 15:38:05 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Tue, 07 May 2019 14:00:00 GMT
server
sffe
age
780
vary
Accept-Encoding
content-type
text/css
status
200
cache-control
public, max-age=3000
accept-ranges
bytes
alt-svc
quic=":443"; ma=2592000; v="46,43,39"
content-length
2805
x-xss-protection
0
expires
Mon, 12 Aug 2019 16:28:05 GMT
async-ads.js
cse.google.com/adsense/search/ 		168 KB
59 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://cse.google.com/adsense/search/async-ads.js
Requested by
Host: www.google.com
URL: https://www.google.com/cse/static/element/e1b7867e793369c8/cse_element__en.js?usqp=CAI%3D
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:81a::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
sffe /
Resource Hash
97a0742302e664ba0d0cddbb7eab9fc955efb6f003ad0d9cf50cb5eea4e3eb94
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Sec-Fetch-Mode
no-cors
Referer
https://introcs.cs.princeton.edu/java/11hello/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

date
Mon, 12 Aug 2019 15:51:05 GMT
content-encoding
gzip
x-content-type-options
nosniff
server
sffe
etag
"4860353384427724894"
vary
Accept-Encoding
content-type
text/javascript; charset=UTF-8
status
200
cache-control
private, max-age=3600
accept-ranges
bytes
alt-svc
quic=":443"; ma=2592000; v="46,43,39"
x-xss-protection
0
expires
Mon, 12 Aug 2019 15:51:05 GMT
googlelogo_lightgrey_46x16dp.png
www.google.com/cse/static/images/1x/ 		551 B
674 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.google.com/cse/static/images/1x/googlelogo_lightgrey_46x16dp.png
Requested by
Host: www.google.com
URL: https://www.google.com/cse/static/element/e1b7867e793369c8/cse_element__en.js?usqp=CAI%3D
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:809::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
sffe /
Resource Hash
ad9b95dc8aec99a5335567c6f5f6df98de9a73db72d236b20363d94674ec65f8
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Sec-Fetch-Mode
no-cors
Referer
https://introcs.cs.princeton.edu/java/11hello/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

date
Wed, 19 Jun 2019 19:13:01 GMT
x-content-type-options
nosniff
last-modified
Wed, 11 Jan 2017 21:30:00 GMT
server
sffe
age
4653484
content-type
image/png
status
200
cache-control
public, max-age=31536000
accept-ranges
bytes
alt-svc
quic=":443"; ma=2592000; v="46,43,39"
content-length
551
x-xss-protection
0
expires
Thu, 18 Jun 2020 19:13:01 GMT
googlelogo_grey_46x15dp.png
www.google.com/cse/static/images/1x/ 		919 B
1 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.google.com/cse/static/images/1x/googlelogo_grey_46x15dp.png
Requested by
Host: introcs.cs.princeton.edu
URL: https://introcs.cs.princeton.edu/java/11hello/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:809::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
sffe /
Resource Hash
a844cdc48c7591822e45128a138f1dbba5753a3ca9992bd71c36758d51d0b68e
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Sec-Fetch-Mode
no-cors
Referer
https://introcs.cs.princeton.edu/java/11hello/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

date
Fri, 14 Jun 2019 03:47:55 GMT
x-content-type-options
nosniff
last-modified
Tue, 13 Dec 2016 15:00:00 GMT
server
sffe
age
5140990
content-type
image/png
status
200
cache-control
public, max-age=31536000
accept-ranges
bytes
alt-svc
quic=":443"; ma=2592000; v="46,43,39"
content-length
919
x-xss-protection
0
expires
Sat, 13 Jun 2020 03:47:55 GMT
generate_204
clients1.google.com/ 		0
83 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://clients1.google.com/generate_204
Requested by
Host: introcs.cs.princeton.edu
URL: https://introcs.cs.princeton.edu/java/11hello/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:819::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
/
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Sec-Fetch-Mode
no-cors
Referer
https://introcs.cs.princeton.edu/java/11hello/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Response headers

status
204
date
Mon, 12 Aug 2019 15:51:05 GMT
alt-svc
quic=":443"; ma=2592000; v="46,43,39"
content-length
0

Verdicts & Comments Add Verdict or Comment

31 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.

object| onselectstart object| onselectionchange function| queueMicrotask object| MathJax undefined| module object| deconcept function| getQueryParamValue function| FlashObject function| SWFObject string| GoogleAnalyticsObject function| ga string| gaJsHost object| google_tag_data object| gaplugins object| gaGlobal object| gaData object| _gat object| _gaq object| pageTracker object| __gcse object| module$exports$cse$search object| module$exports$cse$CustomImageSearch object| module$exports$cse$CustomWebSearch object| google object| module$exports$cse$searchcontrol object| module$exports$cse$customsearchcontrol function| _googCsa number| nextSearchboxId number| googleNDT_ number| _googCsaAlwaysHttps number| googleAltLoader

8 Cookies

Domain/Path Name / Value
.introcs.cs.princeton.edu/ Name: __utmb
Value: 193361013.1.10.1565625065
.introcs.cs.princeton.edu/ Name: __utmt
Value: 1
.introcs.cs.princeton.edu/ Name: __utmz
Value: 193361013.1565625065.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none)
.introcs.cs.princeton.edu/ Name: __utmc
Value: 193361013
.princeton.edu/ Name: _gat
Value: 1
.princeton.edu/ Name: _gid
Value: GA1.2.1971814714.1565625065
.introcs.cs.princeton.edu/ Name: __utma
Value: 193361013.128989329.1565625065.1565625065.1565625065.1
.princeton.edu/ Name: _ga
Value: GA1.2.128989329.1565625065

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.

algs4.cs.princeton.edu
cdnjs.cloudflare.com
clients1.google.com
cse.google.com
introcs.cs.princeton.edu
ssl.google-analytics.com
www.google-analytics.com
www.google.com
128.112.136.51
2606:4700::6813:c497
2a00:1450:4001:809::2004
2a00:1450:4001:819::200e
2a00:1450:4001:81a::200e
2a00:1450:4001:81e::2008
2a00:1450:4001:81f::200e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