Submitted URL: http://sparseloop.mit.edu/
Effective URL: https://sparseloop.mit.edu/
Submission: On May 23 via api from US — Scanned from DE

Summary

This website contacted 7 IPs in 3 countries across 7 domains to perform 20 HTTP transactions. The main IP is 18.9.59.55, located in Cambridge, United States and belongs to MIT-GATEWAYS, US. The main domain is sparseloop.mit.edu.
TLS certificate: Issued by InCommon RSA Server CA 2 on May 7th 2024. Valid for: a year.
This is the only time sparseloop.mit.edu was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
7 18.9.59.55 3 (MIT-GATEWAYS)
3 104.18.11.207 13335 (CLOUDFLAR...)
3 104.17.24.14 13335 (CLOUDFLAR...)
1 2a00:1450:400... 15169 (GOOGLE)
2 108.49.176.247 701 (UUNET)
2 104.20.94.138 13335 (CLOUDFLAR...)
2 2a00:1450:400... 15169 (GOOGLE)
20 7
Apex Domain
Subdomains
Transfer
7 mit.edu
sparseloop.mit.edu
187 KB
3 cloudflare.com
cdnjs.cloudflare.com — Cisco Umbrella Rank: 237
53 KB
3 bootstrapcdn.com
maxcdn.bootstrapcdn.com — Cisco Umbrella Rank: 1103
37 KB
2 youtube.com
www.youtube.com — Cisco Umbrella Rank: 64
2 statcounter.com
www.statcounter.com — Cisco Umbrella Rank: 18738
c.statcounter.com — Cisco Umbrella Rank: 11438
13 KB
2 emer.org
plausible.emer.org
3 KB
1 googleapis.com
ajax.googleapis.com — Cisco Umbrella Rank: 380
33 KB
20 7
Domain Requested by
7 sparseloop.mit.edu sparseloop.mit.edu
3 cdnjs.cloudflare.com sparseloop.mit.edu
3 maxcdn.bootstrapcdn.com sparseloop.mit.edu
2 www.youtube.com sparseloop.mit.edu
2 plausible.emer.org sparseloop.mit.edu
plausible.emer.org
1 c.statcounter.com www.statcounter.com
1 www.statcounter.com sparseloop.mit.edu
1 ajax.googleapis.com sparseloop.mit.edu
20 8
Subject Issuer Validity Valid
sni-nist-01.redirects.mit.edu
InCommon RSA Server CA 2
2024-05-07 -
2025-05-07
a year crt.sh
bootstrapcdn.com
GTS CA 1P5
2024-03-27 -
2024-06-25
3 months crt.sh
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3
2023-07-03 -
2024-07-02
a year crt.sh
upload.video.google.com
WR2
2024-05-06 -
2024-07-29
3 months crt.sh
emer.org
R3
2024-04-30 -
2024-07-29
3 months crt.sh
statcounter.com
Sectigo RSA Domain Validation Secure Server CA
2023-12-05 -
2025-01-03
a year crt.sh
*.google.com
WR2
2024-05-06 -
2024-07-29
3 months crt.sh

This page contains 3 frames:

Primary Page: https://sparseloop.mit.edu/
Frame ID: BAE769923D38CCF7486A37DF85F3830D
Requests: 18 HTTP requests in this frame

Frame: https://www.youtube.com/embed/2T24wFdxAcM?si=qHcKNUej_JzUai8B
Frame ID: 4B7C5823465BF0BCD8A22F0662B22667
Requests: 1 HTTP requests in this frame

Frame: https://www.youtube.com/embed/ptN_Swfc834?si=xpt3yE5olPkJbmQz
Frame ID: 507CBCCBE9AF0366640AC33446647986
Requests: 1 HTTP requests in this frame

Screenshot

Page Title

Sparseloop

Page URL History Show full URLs

  1. http://sparseloop.mit.edu/ HTTP 307
    https://sparseloop.mit.edu/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]*?bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.css
  • bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.js

Overall confidence: 100%
Detected patterns
  • <(?:param|embed|iframe)[^>]+youtube(?:-nocookie)?\.com/(?:v|embed)

Overall confidence: 100%
Detected patterns
  • clipboard(?:-([\d.]+))?(?:\.min)?\.js

Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]+(?:([\d.]+)/)?(?:css/)?font-awesome(?:\.min)?\.css
  • <link[^>]* href=[^>]*?(?:F|f)o(?:n|r)t-?(?:A|a)wesome(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)
  • (?:F|f)o(?:n|r)t-?(?:A|a)wesome(?:.*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)

Overall confidence: 100%
Detected patterns
  • statcounter\.com/counter/counter

Overall confidence: 100%
Detected patterns
  • /([\d.]+)/jquery(?:\.min)?\.js
  • jquery.*\.js(?:\?ver(?:sion)?=([\d.]+))?

Page Statistics

20
Requests

100 %
HTTPS

29 %
IPv6

7
Domains

8
Subdomains

7
IPs

3
Countries

327 kB
Transfer

684 kB
Size

6
Cookies

Page URL History

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

  1. http://sparseloop.mit.edu/ HTTP 307
    https://sparseloop.mit.edu/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

20 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
sparseloop.mit.edu/
Redirect Chain
  • http://sparseloop.mit.edu/
  • https://sparseloop.mit.edu/
14 KB
14 KB
Document
General
Full URL
https://sparseloop.mit.edu/
Protocol
HTTP/1.1
Security
TLS 1.2, RSA, AES_256_GCM
Server
18.9.59.55 Cambridge, United States, ASN3 (MIT-GATEWAYS, US),
Reverse DNS
host-to-web-rewrite.mit.edu
Software
Apache /
Resource Hash
ea813181fae038524c825bc033cf6e1da79c80a878a6d3c444d34969b0b2e167

Request headers

Accept-Language
de-DE,de;q=0.9;q=0.9
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36

Response headers

Accept-Ranges
bytes
Connection
close
Content-Length
14288
Content-Type
text/html
Date
Thu, 23 May 2024 19:22:40 GMT
ETag
"5840002-37d0-650b870f"
Last-Modified
Wed, 20 Sep 2023 23:58:07 GMT
Server
Apache

Redirect headers

Location
https://sparseloop.mit.edu/
Non-Authoritative-Reason
HttpsUpgrades
bootstrap.min.css
maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/
120 KB
20 KB
Stylesheet
General
Full URL
https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css
Requested by
Host: sparseloop.mit.edu
URL: https://sparseloop.mit.edu/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.18.11.207 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
31fbd99641c212a6ad3681a2397bde13c148c0ccd98385bce6a7eb7c81417d87
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://sparseloop.mit.edu/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 23 May 2024 19:22:40 GMT
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-content-type-options
nosniff
cf-cache-status
HIT
content-encoding
br
cdn-edgestorageid
1076
age
6134492
cdn-cachedat
07/07/2023 01:09:13
cdn-pullzone
252412
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
last-modified
Mon, 25 Jan 2021 22:03:59 GMT
cdn-proxyver
1.03
cdn-requestpullcode
200
server
cloudflare
etag
W/"5d5357cb3704e1f43a1f5bfed2aebf42"
vary
Accept-Encoding
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cdn-cache
HIT
cdn-uid
b1941f61-b576-4f40-80de-5677acb38f74
cache-control
public, max-age=31919000
cdn-requestid
e29115e692c5c49b02f354dd72f487f6
timing-allow-origin
*
cdn-requestcountrycode
DE
cdn-status
200
cf-ray
88876a80ee319231-FRA
cdn-requestpullsuccess
True
font-awesome.min.css
maxcdn.bootstrapcdn.com/font-awesome/4.4.0/css/
26 KB
6 KB
Stylesheet
General
Full URL
https://maxcdn.bootstrapcdn.com/font-awesome/4.4.0/css/font-awesome.min.css
Requested by
Host: sparseloop.mit.edu
URL: https://sparseloop.mit.edu/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.18.11.207 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
936ffccdc35bc55221e669d0e76034af76ba8c080c1b1149144dbbd3b5311829
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://sparseloop.mit.edu/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 23 May 2024 19:22:40 GMT
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-content-type-options
nosniff
cf-cache-status
HIT
content-encoding
br
cdn-edgestorageid
863
age
6134493
cdn-cachedat
11/18/2022 06:19:10
cdn-pullzone
252412
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
last-modified
Mon, 25 Jan 2021 22:04:54 GMT
cdn-proxyver
1.03
cdn-requestpullcode
200
server
cloudflare
etag
W/"0831cba6a670e405168b84aa20798347"
vary
Accept-Encoding
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cdn-cache
HIT
cdn-uid
b1941f61-b576-4f40-80de-5677acb38f74
cache-control
public, max-age=31919000
cdn-requestid
3af916a75e1d48e1e2c7726fdf7b3994
timing-allow-origin
*
cdn-requestcountrycode
DE
cdn-status
200
cf-ray
88876a80ee329231-FRA
cdn-requestpullsuccess
True
codemirror.min.css
cdnjs.cloudflare.com/ajax/libs/codemirror/5.8.0/
5 KB
2 KB
Stylesheet
General
Full URL
https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.8.0/codemirror.min.css
Requested by
Host: sparseloop.mit.edu
URL: https://sparseloop.mit.edu/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.24.14 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
029b9de369f97220d407f437cd0478671ba6481aad4406562a793c2628f3ac1d
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://sparseloop.mit.edu/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 23 May 2024 19:22:40 GMT
content-encoding
br
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
strict-transport-security
max-age=15780000
age
81181
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
content-length
1272
last-modified
Mon, 04 May 2020 16:09:17 GMT
server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03e2d-150a"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=ozQ1p%2FZJrAELb%2FiExX2YRPAOscWGYvLZW1ACkQ0sJsSg3EzegcCSBkY45Ft7g4nf%2BagIdCYyNe1iCk2jmD82yvmy%2B9uuawEizjUMjMSoc432fOE2%2B7zNeDJ%2BAgOgfpx22CndKmp6"}],"group":"cf-nel","max_age":604800}
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=30672000
accept-ranges
bytes
timing-allow-origin
*
cf-ray
88876a80ee3235e5-FRA
expires
Tue, 13 May 2025 19:22:40 GMT
app.css
sparseloop.mit.edu/css/
0
0
Stylesheet
General
Full URL
https://sparseloop.mit.edu/css/app.css
Requested by
Host: sparseloop.mit.edu
URL: https://sparseloop.mit.edu/
Protocol
HTTP/1.1
Security
TLS 1.2, RSA, AES_256_GCM
Server
18.9.59.55 Cambridge, United States, ASN3 (MIT-GATEWAYS, US),
Reverse DNS
host-to-web-rewrite.mit.edu
Software
Apache /
Resource Hash

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://sparseloop.mit.edu/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

Date
Thu, 23 May 2024 19:22:40 GMT
Last-Modified
Thu, 24 Aug 2023 09:20:30 GMT
Server
Apache
ETag
"10e805d8-6188-64e720de"
Content-Type
text/html
Connection
close
Accept-Ranges
bytes
Content-Length
24968
bootstrap.min.css
sparseloop.mit.edu/css/
0
0
Stylesheet
General
Full URL
https://sparseloop.mit.edu/css/bootstrap.min.css
Requested by
Host: sparseloop.mit.edu
URL: https://sparseloop.mit.edu/
Protocol
HTTP/1.1
Security
TLS 1.2, RSA, AES_256_GCM
Server
18.9.59.55 Cambridge, United States, ASN3 (MIT-GATEWAYS, US),
Reverse DNS
host-to-web-rewrite.mit.edu
Software
Apache /
Resource Hash

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://sparseloop.mit.edu/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

Date
Thu, 23 May 2024 19:22:40 GMT
Last-Modified
Thu, 24 Aug 2023 09:20:30 GMT
Server
Apache
ETag
"10e805d8-6188-64e720de"
Content-Type
text/html
Connection
close
Accept-Ranges
bytes
Content-Length
24968
jquery.min.js
ajax.googleapis.com/ajax/libs/jquery/1.11.3/
94 KB
33 KB
Script
General
Full URL
https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js
Requested by
Host: sparseloop.mit.edu
URL: https://sparseloop.mit.edu/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:812::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
aec3d419d50f05781a96f223e18289aeb52598b5db39be82a7b71dc67d6a7947
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://sparseloop.mit.edu/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 23 May 2024 02:49:28 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
59592
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/hosted-libraries-pushers
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
33507
x-xss-protection
0
last-modified
Tue, 03 Mar 2020 19:15:00 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="hosted-libraries-pushers"
vary
Accept-Encoding
report-to
{"group":"hosted-libraries-pushers","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/hosted-libraries-pushers"}]}
content-type
text/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
public, max-age=31536000, stale-while-revalidate=2592000
accept-ranges
bytes
timing-allow-origin
*
expires
Fri, 23 May 2025 02:49:28 GMT
bootstrap.min.js
maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/
36 KB
10 KB
Script
General
Full URL
https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js
Requested by
Host: sparseloop.mit.edu
URL: https://sparseloop.mit.edu/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.18.11.207 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
4a4de7903ea62d330e17410ea4db6c22bcbeb350ac6aa402d6b54b4c0cbed327
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://sparseloop.mit.edu/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 23 May 2024 19:22:40 GMT
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-content-type-options
nosniff
cf-cache-status
HIT
content-encoding
br
cdn-edgestorageid
864
age
6148179
cdn-cachedat
10/31/2023 19:01:52
cdn-pullzone
252412
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
last-modified
Mon, 25 Jan 2021 22:03:59 GMT
cdn-proxyver
1.04
cdn-requestpullcode
200
server
cloudflare
etag
W/"4becdc9104623e891fbb9d38bba01be4"
vary
Accept-Encoding
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cdn-cache
HIT
cdn-uid
b1941f61-b576-4f40-80de-5677acb38f74
cache-control
public, max-age=31919000
cdn-requestid
f583464d877c7caa4408787a75be772c
timing-allow-origin
*
cdn-requestcountrycode
DE
cdn-status
200
cf-ray
88876a80ee309231-FRA
cdn-requestpullsuccess
True
codemirror.min.js
cdnjs.cloudflare.com/ajax/libs/codemirror/5.8.0/
170 KB
48 KB
Script
General
Full URL
https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.8.0/codemirror.min.js
Requested by
Host: sparseloop.mit.edu
URL: https://sparseloop.mit.edu/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.24.14 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
076681f21c4a375c103f6ae2ccd85248b58a6dacb86b1d4cf275d2286db3ae18
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://sparseloop.mit.edu/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 23 May 2024 19:22:40 GMT
content-encoding
br
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
strict-transport-security
max-age=15780000
age
2983807
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
content-length
48143
last-modified
Mon, 04 May 2020 16:09:17 GMT
server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03e2d-2a93e"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=DyDaFjXmMLMhhiNuzYElk7V5Xppzp729FOQhXrKTyo2EVeZtHGpAYOFXHB0aY5KfqTe6xlwjj9qh9QWPypI6hifc4%2B5b00DxfaJJdrwfHwKQml9MBUNbyokk6teLjb6jwh7fnOTR"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=30672000
accept-ranges
bytes
timing-allow-origin
*
cf-ray
88876a80ee2e35e5-FRA
expires
Tue, 13 May 2025 19:22:40 GMT
clipboard.min.js
cdnjs.cloudflare.com/ajax/libs/clipboard.js/1.5.3/
9 KB
3 KB
Script
General
Full URL
https://cdnjs.cloudflare.com/ajax/libs/clipboard.js/1.5.3/clipboard.min.js
Requested by
Host: sparseloop.mit.edu
URL: https://sparseloop.mit.edu/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.24.14 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
841853255d7dac40f4f492ed64915f605a2c22fcab1f8817b0a7a70f0916185e
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://sparseloop.mit.edu/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 23 May 2024 19:22:40 GMT
content-encoding
br
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
strict-transport-security
max-age=15780000
age
3615560
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
content-length
2585
last-modified
Mon, 04 May 2020 16:09:13 GMT
server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03e29-224c"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=Eeyu7fG3hHiyHj1%2BuoHswOPL7V0tJpr9%2B2Xu3H6eVYN6vHiFgVTaXTSMqGaYYjAWcsynNgam6q6tZA2ej8e3Hqd00lFcYHWJm4lXNHkwgDbaBtq18ljplXJBn2yt%2FoUUWa309yXz"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=30672000
accept-ranges
bytes
timing-allow-origin
*
cf-ray
88876a80ee3135e5-FRA
expires
Tue, 13 May 2025 19:22:40 GMT
app.js
sparseloop.mit.edu/js/
0
0
Script
General
Full URL
https://sparseloop.mit.edu/js/app.js
Requested by
Host: sparseloop.mit.edu
URL: https://sparseloop.mit.edu/
Protocol
HTTP/1.1
Security
TLS 1.2, RSA, AES_256_GCM
Server
18.9.59.55 Cambridge, United States, ASN3 (MIT-GATEWAYS, US),
Reverse DNS
host-to-web-rewrite.mit.edu
Software
Apache /
Resource Hash

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://sparseloop.mit.edu/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

Date
Thu, 23 May 2024 19:22:40 GMT
Last-Modified
Thu, 24 Aug 2023 09:20:30 GMT
Server
Apache
ETag
"10e805d8-6188-64e720de"
Content-Type
text/html
Connection
close
Accept-Ranges
bytes
Content-Length
24968
script.file-downloads.outbound-links.js
plausible.emer.org/js/
2 KB
3 KB
Script
General
Full URL
https://plausible.emer.org/js/script.file-downloads.outbound-links.js
Requested by
Host: sparseloop.mit.edu
URL: https://sparseloop.mit.edu/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
108.49.176.247 Acton, United States, ASN701 (UUNET, US),
Reverse DNS
pool-108-49-176-247.bstnma.fios.verizon.net
Software
nginx /
Resource Hash
639f471d41eafddbfb136d82867e6011f371a567c62c649ae6bbe553bbfd36bf
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://sparseloop.mit.edu/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 23 May 2024 19:22:40 GMT
x-content-type-options
nosniff
server
nginx
content-type
application/javascript
access-control-allow-origin
*
cache-control
public, max-age=86400, must-revalidate
cross-origin-resource-policy
cross-origin
content-length
2507
high-level-framework.png
sparseloop.mit.edu/figures/
116 KB
116 KB
Image
General
Full URL
https://sparseloop.mit.edu/figures/high-level-framework.png
Requested by
Host: sparseloop.mit.edu
URL: https://sparseloop.mit.edu/
Protocol
HTTP/1.1
Security
TLS 1.2, RSA, AES_256_GCM
Server
18.9.59.55 Cambridge, United States, ASN3 (MIT-GATEWAYS, US),
Reverse DNS
host-to-web-rewrite.mit.edu
Software
Apache /
Resource Hash
ab2d8208909497383f5a9d58ebe3536292aa50b16fdf7f0a028e9da7fb10bf5e

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://sparseloop.mit.edu/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

Date
Thu, 23 May 2024 19:22:40 GMT
Last-Modified
Mon, 26 Sep 2022 17:36:30 GMT
Server
Apache
ETag
"5840004-1ce66-6331e31e"
Content-Type
image/png
Connection
close
Accept-Ranges
bytes
Content-Length
118374
STC_explore.png
sparseloop.mit.edu/figures/
32 KB
33 KB
Image
General
Full URL
https://sparseloop.mit.edu/figures/STC_explore.png
Requested by
Host: sparseloop.mit.edu
URL: https://sparseloop.mit.edu/
Protocol
HTTP/1.1
Security
TLS 1.2, RSA, AES_256_GCM
Server
18.9.59.55 Cambridge, United States, ASN3 (MIT-GATEWAYS, US),
Reverse DNS
host-to-web-rewrite.mit.edu
Software
Apache /
Resource Hash
c6d2b29bcd0785e2d7d96d8ff4529b8807f4fbecae63a6228699fabfd41a58da

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://sparseloop.mit.edu/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

Date
Thu, 23 May 2024 19:22:40 GMT
Last-Modified
Mon, 26 Sep 2022 17:37:00 GMT
Server
Apache
ETag
"5840006-81e0-6331e33c"
Content-Type
image/png
Connection
close
Accept-Ranges
bytes
Content-Length
33248
counter.js
www.statcounter.com/counter/
35 KB
13 KB
Script
General
Full URL
https://www.statcounter.com/counter/counter.js
Requested by
Host: sparseloop.mit.edu
URL: https://sparseloop.mit.edu/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.20.94.138 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
163f56b3b6e604ea7f6aae49c6f6069fc9626233680d09d8a1034440d93d4ac4

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://sparseloop.mit.edu/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 23 May 2024 19:22:40 GMT
content-encoding
gzip
cf-cache-status
HIT
last-modified
Thu, 23 May 2024 09:57:04 GMT
server
cloudflare
age
14507
etag
W/"664f12f0-8c64"
vary
Accept-Encoding
content-type
application/javascript
cache-control
max-age=43200
cf-ray
88876a83485da055-FRA
expires
Fri, 24 May 2024 03:20:52 GMT
2T24wFdxAcM
www.youtube.com/embed/ Frame 4B7C
0
0
Document
General
Full URL
https://www.youtube.com/embed/2T24wFdxAcM?si=qHcKNUej_JzUai8B
Requested by
Host: sparseloop.mit.edu
URL: https://sparseloop.mit.edu/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:811::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Accept-Language
de-DE,de;q=0.9;q=0.9
Referer
https://sparseloop.mit.edu/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
sec-ch-ua-mobile
?0
sec-ch-ua-platform
"Win32"

Response headers

accept-ch
Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Model, Sec-CH-UA-WoW64, Sec-CH-UA-Form-Factor, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
cache-control
no-cache, no-store, max-age=0, must-revalidate
content-encoding
br
content-security-policy-report-only
base-uri 'self';default-src 'self' https: blob:;font-src https: data:;img-src https: data: android-webview-video-poster:;media-src blob: https:;object-src 'none';report-uri /cspreport/common;script-src 'report-sample' 'nonce-vmkZEokn7nw-IC3pd0kXeQ' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';style-src https: 'unsafe-inline'
content-type
text/html; charset=utf-8
cross-origin-opener-policy-report-only
same-origin; report-to="youtube_main"
cross-origin-resource-policy
cross-origin
date
Thu, 23 May 2024 19:22:40 GMT
expires
Mon, 01 Jan 1990 00:00:00 GMT
origin-trial
AmhMBR6zCLzDDxpW+HfpP67BqwIknWnyMOXOQGfzYswFmJe+fgaI6XZgAzcxOrzNtP7hEDsOo1jdjFnVr2IdxQ4AAAB4eyJvcmlnaW4iOiJodHRwczovL3lvdXR1YmUuY29tOjQ0MyIsImZlYXR1cmUiOiJXZWJWaWV3WFJlcXVlc3RlZFdpdGhEZXByZWNhdGlvbiIsImV4cGlyeSI6MTc1ODA2NzE5OSwiaXNTdWJkb21haW4iOnRydWV9
p3p
CP="This is not a P3P policy! See http://support.google.com/accounts/answer/151657?hl=de for more info."
permissions-policy
ch-ua-arch=*, ch-ua-bitness=*, ch-ua-full-version=*, ch-ua-full-version-list=*, ch-ua-model=*, ch-ua-wow64=*, ch-ua-form-factor=*, ch-ua-platform=*, ch-ua-platform-version=*
pragma
no-cache
report-to
{"group":"youtube_main","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube_main"}]}
server
ESF
strict-transport-security
max-age=31536000
vary
Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Model, Sec-CH-UA-WoW64, Sec-CH-UA-Form-Factor, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
x-content-type-options
nosniff
x-xss-protection
0
ptN_Swfc834
www.youtube.com/embed/ Frame 507C
0
0
Document
General
Full URL
https://www.youtube.com/embed/ptN_Swfc834?si=xpt3yE5olPkJbmQz
Requested by
Host: sparseloop.mit.edu
URL: https://sparseloop.mit.edu/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:811::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Accept-Language
de-DE,de;q=0.9;q=0.9
Referer
https://sparseloop.mit.edu/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
sec-ch-ua-mobile
?0
sec-ch-ua-platform
"Win32"

Response headers

accept-ch
Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Model, Sec-CH-UA-WoW64, Sec-CH-UA-Form-Factor, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
cache-control
no-cache, no-store, max-age=0, must-revalidate
content-encoding
br
content-type
text/html; charset=utf-8
cross-origin-opener-policy-report-only
same-origin; report-to="youtube_main"
cross-origin-resource-policy
cross-origin
date
Thu, 23 May 2024 19:22:40 GMT
expires
Mon, 01 Jan 1990 00:00:00 GMT
origin-trial
AmhMBR6zCLzDDxpW+HfpP67BqwIknWnyMOXOQGfzYswFmJe+fgaI6XZgAzcxOrzNtP7hEDsOo1jdjFnVr2IdxQ4AAAB4eyJvcmlnaW4iOiJodHRwczovL3lvdXR1YmUuY29tOjQ0MyIsImZlYXR1cmUiOiJXZWJWaWV3WFJlcXVlc3RlZFdpdGhEZXByZWNhdGlvbiIsImV4cGlyeSI6MTc1ODA2NzE5OSwiaXNTdWJkb21haW4iOnRydWV9
p3p
CP="This is not a P3P policy! See http://support.google.com/accounts/answer/151657?hl=de for more info."
permissions-policy
ch-ua-arch=*, ch-ua-bitness=*, ch-ua-full-version=*, ch-ua-full-version-list=*, ch-ua-model=*, ch-ua-wow64=*, ch-ua-form-factor=*, ch-ua-platform=*, ch-ua-platform-version=*
pragma
no-cache
report-to
{"group":"youtube_main","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube_main"}]}
server
ESF
strict-transport-security
max-age=31536000
vary
Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Model, Sec-CH-UA-WoW64, Sec-CH-UA-Form-Factor, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
x-content-type-options
nosniff
x-xss-protection
0
t.php
c.statcounter.com/
192 B
574 B
XHR
General
Full URL
https://c.statcounter.com/t.php?sc_project=12800466&u1=FF7B5BABA37B4F89555A3F32EFF4D292&java=1&security=b32a9b27&sc_snum=1&sess=21e3ea&p=0&pv=10&rcat=d&rdom=d&rdomg=new&bb=1&jg=new&rr=1.1.1.1.1.1.1.1.1&resolution=1600&h=1200&camefrom=&u=https%3A//sparseloop.mit.edu/&t=Sparseloop&invisible=1&sc_rum_e_s=917&sc_rum_e_e=930&sc_rum_f_s=0&sc_rum_f_e=914&get_config=true
Requested by
Host: www.statcounter.com
URL: https://www.statcounter.com/counter/counter.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.20.94.138 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
eb2697b60c526a1d4980e0874700e7c2b4f43bb9292770f71bb4bb972506e415

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://sparseloop.mit.edu/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 23 May 2024 19:22:40 GMT
content-encoding
br
cf-cache-status
DYNAMIC
server
cloudflare
content-type
application/json
access-control-allow-origin
https://sparseloop.mit.edu
p3p
policyref="http://www.statcounter.com/w3c/p3p.xml", CP="ADMa OUR COM NAV NID DSP NOI COR"
access-control-allow-credentials
true
cf-ray
88876a8398cba055-FRA
expires
Mon, 26 Jul 1997 05:00:00 GMT
event
plausible.emer.org/api/
2 B
219 B
XHR
General
Full URL
https://plausible.emer.org/api/event
Requested by
Host: plausible.emer.org
URL: https://plausible.emer.org/js/script.file-downloads.outbound-links.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
108.49.176.247 Acton, United States, ASN701 (UUNET, US),
Reverse DNS
pool-108-49-176-247.bstnma.fios.verizon.net
Software
nginx /
Resource Hash
2689367b205c16ce32ed4200942b8b8b1e262dfc70d9bc9fbc77c49699a4f1df

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
sec-ch-ua-platform
"Win32"
Referer
https://sparseloop.mit.edu/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
Content-Type
text/plain

Response headers

date
Thu, 23 May 2024 19:22:41 GMT
server
nginx
content-type
text/plain; charset=utf-8
access-control-allow-origin
*
access-control-expose-headers
cache-control
max-age=0, private, must-revalidate
access-control-allow-credentials
true
content-length
2
x-request-id
F9I0hrOSLiJz1fIAAmxi
favicon.ico
sparseloop.mit.edu/
24 KB
25 KB
Other
General
Full URL
https://sparseloop.mit.edu/favicon.ico
Protocol
HTTP/1.1
Security
TLS 1.2, RSA, AES_256_GCM
Server
18.9.59.55 Cambridge, United States, ASN3 (MIT-GATEWAYS, US),
Reverse DNS
host-to-web-rewrite.mit.edu
Software
Apache /
Resource Hash
de50b83ddf5f29c0cc20e3311b8f3fe6234a71d7e819efe11cca7ecefb18b711

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
https://sparseloop.mit.edu/
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

Date
Thu, 23 May 2024 19:22:42 GMT
Last-Modified
Thu, 24 Aug 2023 09:20:30 GMT
Server
Apache
ETag
"10e805d8-6188-64e720de"
Content-Type
text/html
Connection
close
Accept-Ranges
bytes
Content-Length
24968

Verdicts & Comments Add Verdict or Comment

11 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| 0 object| 1 function| $ function| jQuery object| jQuery111309491920045080187 function| CodeMirror number| sc_project number| sc_invisible string| sc_security function| _statcounter function| plausible

6 Cookies

Domain/Path Name / Value
.sparseloop.mit.edu/ Name: sc_is_visitor_unique
Value: rx12800466.1716492161.FF7B5BABA37B4F89555A3F32EFF4D292.1.1.1.1.1.1.1.1.1
.statcounter.com/ Name: is_unique
Value: sc12800466.1716492160.0
.statcounter.com/ Name: is_visitor_unique
Value: 1716492160163692428
.youtube.com/ Name: YSC
Value: u8wpsSASLAE
.youtube.com/ Name: VISITOR_INFO1_LIVE
Value: 2Av5s28CpxQ
.youtube.com/ Name: VISITOR_PRIVACY_METADATA
Value: CgJERRIEEgAgMg%3D%3D

6 Console Messages

Source Level URL
Text
network error URL: https://sparseloop.mit.edu/css/app.css
Message:
Failed to load resource: the server responded with a status of 404 (Not Found)
network error URL: https://sparseloop.mit.edu/js/app.js
Message:
Failed to load resource: the server responded with a status of 404 (Not Found)
network error URL: https://sparseloop.mit.edu/css/bootstrap.min.css
Message:
Failed to load resource: the server responded with a status of 404 (Not Found)
other warning URL: https://sparseloop.mit.edu/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
other warning URL: https://sparseloop.mit.edu/
Message:
Third-party cookie will be blocked. Learn more in the Issues tab.
network error URL: https://sparseloop.mit.edu/favicon.ico
Message:
Failed to load resource: the server responded with a status of 404 (Not Found)