URL: https://introcs.cs.princeton.edu/java/11hello/
Submission: On December 10 via api from US

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 Princeton, United States and belongs to PRINCETON-AS - Princeton University, US. The main domain is introcs.cs.princeton.edu.
TLS certificate: Issued by Let's Encrypt Authority X3 on November 1st 2019. Valid for: 3 months.
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
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
Let's Encrypt Authority X3
2019-11-01 -
2020-01-30
3 months crt.sh
ssl412106.cloudflaressl.com
COMODO ECC Domain Validation Secure Server CA 2
2019-12-05 -
2020-06-12
6 months crt.sh
algs4.cs.princeton.edu
Let's Encrypt Authority X3
2019-11-01 -
2020-01-30
3 months crt.sh
*.google-analytics.com
GTS CA 1O1
2019-11-13 -
2020-02-05
3 months crt.sh
*.google.com
GTS CA 1O1
2019-11-05 -
2020-01-28
3 months crt.sh
www.google.com
GTS CA 1O1
2019-11-13 -
2020-02-05
3 months crt.sh

This page contains 1 frames:

Primary Page: https://introcs.cs.princeton.edu/java/11hello/
Frame ID: A06E28C2F0A9C0D40E5CA90FAD0BCC0A
Requests: 22 HTTP requests in this frame

Screenshot


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

880 kB
Transfer

1471 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
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 Princeton, 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
fad0a17a676d857217ced6b91b43fdfcb364032be224d6635a2cc193dd3b1a80

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-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
Sec-Fetch-Mode
navigate
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-User
?1

Response headers

Date
Tue, 10 Dec 2019 03:18:27 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
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 Princeton, 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

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
Tue, 10 Dec 2019 03:18:28 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
19 KB
Script
General
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::6811:4004 , 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

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
Tue, 10 Dec 2019 03:18:27 GMT
content-encoding
br
cf-cache-status
HIT
age
20581838
cf-ray
542c12588f3759be-VIE
status
200
strict-transport-security
max-age=15780000; includeSubDomains
alt-svc
h3-23=":443"; ma=86400
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"
vary
Accept-Encoding
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
expires
Sun, 29 Nov 2020 03:18:27 GMT
cache-control
public, max-age=30672000
timing-allow-origin
*
served-in-seconds
0.059
swfobject.js
algs4.cs.princeton.edu/media/
7 KB
7 KB
Script
General
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 Princeton, 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

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
Tue, 10 Dec 2019 03:18:29 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
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 Princeton, 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

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
Tue, 10 Dec 2019 03:18:28 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
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 Princeton, 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

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
Tue, 10 Dec 2019 03:18:28 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
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 Princeton, 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

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
Tue, 10 Dec 2019 03:18:29 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
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 Princeton, 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

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
Tue, 10 Dec 2019 03:18:29 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
65 KB
Script
General
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::6811:4004 , 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

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
Tue, 10 Dec 2019 03:18:29 GMT
content-encoding
br
cf-cache-status
HIT
age
1120526
cf-ray
542c1260d95e59be-VIE
status
200
strict-transport-security
max-age=15780000; includeSubDomains
alt-svc
h3-23=":443"; ma=86400
last-modified
Thu, 17 May 2018 09:23:44 GMT
server
cloudflare
etag
W/"5afd4a20-3b80d"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
expires
Sun, 29 Nov 2020 03:18:29 GMT
cache-control
public, max-age=30672000
timing-allow-origin
*
served-in-seconds
0.003
analytics.js
www.google-analytics.com/
43 KB
18 KB
Script
General
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
2a00:1450:4001:808::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
dbb67c620eaabf6679a314db18d3ae43037aef71ab27422e6feec08ee987cc0a
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

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

strict-transport-security
max-age=10886400; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Mon, 19 Aug 2019 17:22:41 GMT
server
Golfe2
age
2692
date
Tue, 10 Dec 2019 02:33:37 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",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length
17803
expires
Tue, 10 Dec 2019 04:33:37 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
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
2a00:1450:4001:809::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
gws /
Resource Hash
2b8762067713a3e2bc7985e6e624c192ee705d42c6a46a720c8f3ac6c4c94d16
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
Tue, 10 Dec 2019 03:18:29 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",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length
3447
x-xss-protection
0
expires
Tue, 10 Dec 2019 03:18:29 GMT

Redirect headers

date
Tue, 10 Dec 2019 03:18:29 GMT
x-content-type-options
nosniff
server
sffe
location
https://cse.google.com/cse/cse.js?cx=005649317310637734940:_d158dlngnk
content-type
text/html; charset=UTF-8
status
302
cache-control
private
alt-svc
quic=":443"; ma=2592000; v="46,43",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length
267
x-xss-protection
0
java.png
algs4.cs.princeton.edu/css/icons/
22 KB
23 KB
Image
General
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 Princeton, 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

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
Tue, 10 Dec 2019 03:18:29 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
ga.js
ssl.google-analytics.com/
45 KB
17 KB
Script
General
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
2a00:1450:4001:80b::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

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, 19 Aug 2019 17:22:41 GMT
server
Golfe2
age
2669
date
Tue, 10 Dec 2019 02:34:00 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",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length
17168
expires
Tue, 10 Dec 2019 04:34:00 GMT
collect
www.google-analytics.com/r/
35 B
112 B
Image
General
Full URL
https://www.google-analytics.com/r/collect?v=1&_v=j79&a=1927037530&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=894885818&gjid=1688141125&cid=1265189057.1575947909&tid=UA-10811519-1&_gid=348906588.1575947909&_r=1&z=1371571618
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
2a00:1450:4001:808::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

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
Tue, 10 Dec 2019 03:18:29 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
access-control-allow-origin
*
content-type
image/gif
status
200
cache-control
no-cache, no-store, must-revalidate
alt-svc
quic=":443"; ma=2592000; v="46,43",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length
35
expires
Fri, 01 Jan 1990 00:00:00 GMT
__utm.gif
ssl.google-analytics.com/r/
35 B
199 B
Image
General
Full URL
https://ssl.google-analytics.com/r/__utm.gif?utmwv=5.7.2&utms=1&utmn=255778850&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=1927037530&utmr=-&utmp=%2Fjava%2F11hello%2F&utmht=1575947909383&utmac=UA-10811519-1&utmcc=__utma%3D193361013.1265189057.1575947909.1575947909.1575947909.1%3B%2B__utmz%3D193361013.1575947909.1.1.utmcsr%3D(direct)%7Cutmccn%3D(direct)%7Cutmcmd%3D(none)%3B&utmjid=481323437&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
2a00:1450:4001:80b::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

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
Tue, 10 Dec 2019 03:18:29 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
access-control-allow-origin
*
content-type
image/gif
status
200
cache-control
no-cache, no-store, must-revalidate
alt-svc
quic=":443"; ma=2592000; v="46,43",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length
35
expires
Fri, 01 Jan 1990 00:00:00 GMT
cse_element__en.js
www.google.com/cse/static/element/8b2252448421acb3/
257 KB
85 KB
Script
General
Full URL
https://www.google.com/cse/static/element/8b2252448421acb3/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
2a00:1450:4001:816::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
sffe /
Resource Hash
02c39275000c1280f9cde808ebe731ec1924477305678759c1140ecaac49eba0
Security Headers
Name Value
X-Content-Type-Options nosniff
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
Thu, 05 Dec 2019 15:49:54 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Thu, 31 Oct 2019 16:49:36 GMT
server
sffe
age
386915
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",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length
86820
x-xss-protection
0
expires
Fri, 04 Dec 2020 15:49:54 GMT
default+en.css
www.google.com/cse/static/element/8b2252448421acb3/
40 KB
9 KB
Stylesheet
General
Full URL
https://www.google.com/cse/static/element/8b2252448421acb3/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
2a00:1450:4001:816::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
sffe /
Resource Hash
40a20291f9b526cba58796a4bbd0256d5663313e02c9d5ab5a842476562b3108
Security Headers
Name Value
X-Content-Type-Options nosniff
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
Thu, 05 Dec 2019 15:50:03 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Thu, 31 Oct 2019 16:49:36 GMT
server
sffe
age
386906
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",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length
9042
x-xss-protection
0
expires
Fri, 04 Dec 2020 15:50:03 GMT
default.css
www.google.com/cse/static/style/look/v3/
11 KB
3 KB
Stylesheet
General
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
2a00:1450:4001:816::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
sffe /
Resource Hash
9ceaa25ec7654a66294c16e28989fbf1ecb9cebc9debe96ec597529465c7cd50
Security Headers
Name Value
X-Content-Type-Options nosniff
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
Tue, 10 Dec 2019 02:49:27 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Thu, 21 Nov 2019 23:30:00 GMT
server
sffe
age
1742
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",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length
2719
x-xss-protection
0
expires
Tue, 10 Dec 2019 03:39:27 GMT
async-ads.js
cse.google.com/adsense/search/
164 KB
57 KB
Script
General
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/8b2252448421acb3/cse_element__en.js?usqp=CAI%3D
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:809::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
sffe /
Resource Hash
37ac1724ad3a011f53511cce973e4e76444fa46ba341ae08f76f8e874ca0de08
Security Headers
Name Value
X-Content-Type-Options nosniff
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
Tue, 10 Dec 2019 03:18:29 GMT
content-encoding
gzip
x-content-type-options
nosniff
server
sffe
etag
"3853841646793218121"
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",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
x-xss-protection
0
expires
Tue, 10 Dec 2019 03:18:29 GMT
googlelogo_lightgrey_46x16dp.png
www.google.com/cse/static/images/1x/
551 B
674 B
Image
General
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/8b2252448421acb3/cse_element__en.js?usqp=CAI%3D
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:816::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

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, 21 Nov 2019 20:31:50 GMT
x-content-type-options
nosniff
last-modified
Wed, 11 Jan 2017 21:30:00 GMT
server
sffe
age
1579599
content-type
image/png
status
200
cache-control
public, max-age=31536000
accept-ranges
bytes
alt-svc
quic=":443"; ma=2592000; v="46,43",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length
551
x-xss-protection
0
expires
Fri, 20 Nov 2020 20:31:50 GMT
googlelogo_grey_46x15dp.png
www.google.com/cse/static/images/1x/
919 B
1 KB
Image
General
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
2a00:1450:4001:816::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

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
Tue, 19 Nov 2019 01:11:47 GMT
x-content-type-options
nosniff
last-modified
Tue, 13 Dec 2016 15:00:00 GMT
server
sffe
age
1822002
content-type
image/png
status
200
cache-control
public, max-age=31536000
accept-ranges
bytes
alt-svc
quic=":443"; ma=2592000; v="46,43",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length
919
x-xss-protection
0
expires
Wed, 18 Nov 2020 01:11:47 GMT
generate_204
clients1.google.com/
0
187 B
Image
General
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
2a00:1450:4001:806::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
/
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

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

status
204
date
Tue, 10 Dec 2019 03:18:29 GMT
alt-svc
quic=":443"; ma=2592000; v="46,43",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length
0

Verdicts & Comments Add Verdict or Comment

28 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| onformdata object| onpointerrawupdate 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| google object| closure_lm_989204 function| _googCsa number| nextSearchboxId number| googleNDT_ number| _googCsaAlwaysHttps number| _googCsaFetchExpIds string| _googCsaExpIds number| googleAltLoader

8 Cookies

Domain/Path Name / Value
.introcs.cs.princeton.edu/ Name: __utmb
Value: 193361013.1.10.1575947909
.introcs.cs.princeton.edu/ Name: __utmt
Value: 1
.introcs.cs.princeton.edu/ Name: __utmz
Value: 193361013.1575947909.1.1.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: GA1.2.348906588.1575947909
.introcs.cs.princeton.edu/ Name: __utma
Value: 193361013.1265189057.1575947909.1575947909.1575947909.1
.princeton.edu/ Name: _ga
Value: GA1.2.1265189057.1575947909

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::6811:4004
2a00:1450:4001:806::200e
2a00:1450:4001:808::200e
2a00:1450:4001:809::200e
2a00:1450:4001:80b::2008
2a00:1450:4001:816::2004
02c39275000c1280f9cde808ebe731ec1924477305678759c1140ecaac49eba0
1259ea99bd76596239bfd3102c679eb0a5052578dc526b0452f4d42f8bcdd45f
1bcae1bef957bbdde11ba6568abc705f726893c2824c39063a538d482f953e6c
2b8762067713a3e2bc7985e6e624c192ee705d42c6a46a720c8f3ac6c4c94d16
37ac1724ad3a011f53511cce973e4e76444fa46ba341ae08f76f8e874ca0de08
40a20291f9b526cba58796a4bbd0256d5663313e02c9d5ab5a842476562b3108
48344fd55558bbeb600062a175d052979f9ece87c7299788f8ecf16a46c87bf6
48a3d3d93cc465686cbd09659934c9282d8ea21e3adb56956e0bd3f2e0d90b6b
5a8845a59c8731c02f498af143d190a568777df54102a519e929b0cd8fabab20
8337212354871836e6763a41e615916c89bac5b3f1f0adf60ba43c7c806e1015
87c892a67dae83478f1bfce9b6a0f8746cd7db36a5d296502318e438b4f22535
8df260b35bb9f49c0d937fcbf0ec13fb661b0d281528aec977aee6a8c3f83688
9ceaa25ec7654a66294c16e28989fbf1ecb9cebc9debe96ec597529465c7cd50
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