Submitted URL: http://engineeringlibrary.org/
Effective URL: https://engineeringlibrary.org/
Submission: On February 13 via api from US — Scanned from DE

Summary

This website contacted 5 IPs in 2 countries across 4 domains to perform 10 HTTP transactions. The main IP is 23.20.92.111, located in Ashburn, United States and belongs to . The main domain is engineeringlibrary.org.
TLS certificate: Issued by Sectigo RSA Domain Validation Secure ... on July 30th 2023. Valid for: a year.
This is the only time engineeringlibrary.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

Apex Domain
Subdomains
Transfer
4 engineeringlibrary.org
engineeringlibrary.org
465 KB
3 google-analytics.com
www.google-analytics.com — Cisco Umbrella Rank: 45
region1.google-analytics.com — Cisco Umbrella Rank: 2000
21 KB
2 cloudflare.com
cdnjs.cloudflare.com — Cisco Umbrella Rank: 257
82 KB
2 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 52
152 KB
10 4
Domain Requested by
4 engineeringlibrary.org 1 redirects engineeringlibrary.org
2 www.google-analytics.com www.googletagmanager.com
www.google-analytics.com
2 cdnjs.cloudflare.com engineeringlibrary.org
cdnjs.cloudflare.com
2 www.googletagmanager.com engineeringlibrary.org
www.googletagmanager.com
1 region1.google-analytics.com www.googletagmanager.com
10 5

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

Domain
mechanicalc.com
pdhclassroom.com
Subject Issuer Validity Valid
engineeringlibrary.org
Sectigo RSA Domain Validation Secure Server CA
2023-07-30 -
2024-08-29
a year crt.sh
*.google-analytics.com
GTS CA 1C3
2024-01-29 -
2024-04-22
3 months crt.sh
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3
2023-07-03 -
2024-07-02
a year crt.sh

This page contains 1 frames:

Primary Page: https://engineeringlibrary.org/
Frame ID: 16197BAA2C14CEC2710A1FA741FF10CA
Requests: 10 HTTP requests in this frame

Screenshot

Page Title

Engineering Library

Page URL History Show full URLs

  1. http://engineeringlibrary.org/ HTTP 301
    https://engineeringlibrary.org/ Page URL

Detected technologies

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

Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/gtag/js

Page Statistics

10
Requests

100 %
HTTPS

80 %
IPv6

4
Domains

5
Subdomains

5
IPs

2
Countries

720 kB
Transfer

1104 kB
Size

4
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://engineeringlibrary.org/ HTTP 301
    https://engineeringlibrary.org/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

10 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
engineeringlibrary.org/
Redirect Chain
  • http://engineeringlibrary.org/
  • https://engineeringlibrary.org/
50 KB
12 KB
Document
General
Full URL
https://engineeringlibrary.org/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
23.20.92.111 Ashburn, United States, ASN (),
Reverse DNS
ec2-23-20-92-111.compute-1.amazonaws.com
Software
nginx/1.22.1 /
Resource Hash
e3aed3000ea4900700d9e0f0ed8513c1bbb216b89248e4debccb34c65a3dc03c

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.160 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

Connection
keep-alive
Content-Encoding
gzip
Content-Type
text/html; charset=utf-8
Date
Tue, 13 Feb 2024 23:26:28 GMT
Server
nginx/1.22.1
Transfer-Encoding
chunked

Redirect headers

Connection
keep-alive
Content-Length
169
Content-Type
text/html
Date
Tue, 13 Feb 2024 23:26:28 GMT
Location
https://engineeringlibrary.org/
Server
nginx/1.22.1
js
www.googletagmanager.com/gtag/
193 KB
70 KB
Script
General
Full URL
https://www.googletagmanager.com/gtag/js?id=UA-58508834-2
Requested by
Host: engineeringlibrary.org
URL: https://engineeringlibrary.org/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:80b::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
8cf8aa3c9b67cc1a8a11a386be63320290bb4c3a3070e5aadb90c4bea3e1714e
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://engineeringlibrary.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.160 Safari/537.36

Response headers

date
Tue, 13 Feb 2024 23:26:28 GMT
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
71282
x-xss-protection
0
last-modified
Tue, 13 Feb 2024 22:14:06 GMT
server
Google Tag Manager
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
private, max-age=900
access-control-allow-credentials
true
access-control-allow-headers
Cache-Control
expires
Tue, 13 Feb 2024 23:26:28 GMT
prague-980732_1280.jpg
engineeringlibrary.org/static/img/Home/
446 KB
446 KB
Image
General
Full URL
https://engineeringlibrary.org/static/img/Home/prague-980732_1280.jpg
Requested by
Host: engineeringlibrary.org
URL: https://engineeringlibrary.org/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
23.20.92.111 Ashburn, United States, ASN (),
Reverse DNS
ec2-23-20-92-111.compute-1.amazonaws.com
Software
nginx/1.22.1 /
Resource Hash
a57c8bf0aca5ec37b2d631c543e9aae29ebdacaa209694864c2d96ea400be982

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://engineeringlibrary.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.160 Safari/537.36

Response headers

Date
Tue, 13 Feb 2024 23:26:28 GMT
Last-Modified
Sun, 30 Jul 2023 14:06:21 GMT
Server
nginx/1.22.1
ETag
"64c66e5d-6f734"
Content-Type
image/jpeg
Cache-Control
max-age=31536000
Connection
keep-alive
Accept-Ranges
bytes
Content-Length
456500
Expires
Wed, 12 Feb 2025 23:26:28 GMT
font-awesome.min.css
cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/
30 KB
6 KB
Stylesheet
General
Full URL
https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css
Requested by
Host: engineeringlibrary.org
URL: https://engineeringlibrary.org/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6811:190e , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
799aeb25cc0373fdee0e1b1db7ad6c2f6a0e058dfadaa3379689f583213190bd
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://engineeringlibrary.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.160 Safari/537.36

Response headers

date
Tue, 13 Feb 2024 23:26:28 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
1017497
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
content-length
5631
last-modified
Mon, 04 May 2020 16:10:07 GMT
server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03e5f-7918"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=6on9B%2B1OsWQLsDt16VixVzUlQQeOSGLiNk9J7iR4BeDox%2BsKnJdBeo%2FCEIVYrtNit5c6mX3UyvGdj3KVim%2B3T00IV%2BwaXcLAWAg%2Fk2MYtIESthnS06hZrTNqkvsZyypxO%2FW4kPlNDWsP2iWP9zfOuUcj"}],"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
8550d6258dc53653-FRA
expires
Sun, 02 Feb 2025 23:26:28 GMT
bearFight-01e.min.js
engineeringlibrary.org/static/js/
27 KB
7 KB
Script
General
Full URL
https://engineeringlibrary.org/static/js/bearFight-01e.min.js
Requested by
Host: engineeringlibrary.org
URL: https://engineeringlibrary.org/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
23.20.92.111 Ashburn, United States, ASN (),
Reverse DNS
ec2-23-20-92-111.compute-1.amazonaws.com
Software
nginx/1.22.1 /
Resource Hash
62123ecf5a8f56ebd0638c8457038a5e1b261f46dc93cb27e761e0cd9ccb53d3

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://engineeringlibrary.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.160 Safari/537.36

Response headers

Date
Tue, 13 Feb 2024 23:26:28 GMT
Content-Encoding
gzip
Last-Modified
Sun, 30 Jul 2023 14:06:21 GMT
Server
nginx/1.22.1
ETag
W/"64c66e5d-6cb0"
Transfer-Encoding
chunked
Content-Type
application/javascript
Cache-Control
max-age=31536000
Connection
keep-alive
Expires
Wed, 12 Feb 2025 23:26:28 GMT
fontawesome-webfont.woff2
cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/fonts/
75 KB
76 KB
Font
General
Full URL
https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/fonts/fontawesome-webfont.woff2?v=4.7.0
Requested by
Host: cdnjs.cloudflare.com
URL: https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700::6811:190e , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
2adefcbc041e7d18fcf2d417879dc5a09997aa64d675b7a3c4b6ce33da13f3fe
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

Referer
https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css
Origin
https://engineeringlibrary.org
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.160 Safari/537.36

Response headers

date
Tue, 13 Feb 2024 23:26:28 GMT
strict-transport-security
max-age=15780000
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
age
1135157
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
content-length
77160
last-modified
Mon, 04 May 2020 16:10:07 GMT
server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03e5f-12d68"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=rz%2Fi9MGsdZXp5VlZG1RhUY2okgarIIEZn%2B58cK0uxC6p6L81TRQ0exWcDCFrugvpMt9nL7WVhXegjrvZyWFL8uX0f22n1NzX%2BM9h3%2F7a9vKkJJe%2B2%2Fp31cgfXjHxDT6AHWTarSFnMAqQrHgUQ8nO6qBy"}],"group":"cf-nel","max_age":604800}
content-type
application/octet-stream; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=30672000
accept-ranges
bytes
timing-allow-origin
*
cf-ray
8550d625bdccbc01-FRA
expires
Sun, 02 Feb 2025 23:26:28 GMT
js
www.googletagmanager.com/gtag/
231 KB
82 KB
Script
General
Full URL
https://www.googletagmanager.com/gtag/js?id=G-0F3MSVX4BY&l=dataLayer&cx=c
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=UA-58508834-2
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:80b::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
d52c4334222f67e0ffe5785b82c7a139ecad3d84b679ca2c580f8029108017fe
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://engineeringlibrary.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.160 Safari/537.36

Response headers

date
Tue, 13 Feb 2024 23:26:28 GMT
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains
server
Google Tag Manager
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
private, max-age=900
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
access-control-allow-headers
Cache-Control
content-length
83480
x-xss-protection
0
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
expires
Tue, 13 Feb 2024 23:26:28 GMT
analytics.js
www.google-analytics.com/
52 KB
21 KB
Script
General
Full URL
https://www.google-analytics.com/analytics.js
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=UA-58508834-2
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:80b::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
de36e50194320a7d3ef1ace9bd34a875a8bd458b253c061979dd628e9bf49afd
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://engineeringlibrary.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.160 Safari/537.36

Response headers

strict-transport-security
max-age=10886400; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
date
Tue, 13 Feb 2024 21:48:09 GMT
last-modified
Tue, 12 Dec 2023 18:09:08 GMT
server
Golfe2
age
5899
vary
Accept-Encoding
content-type
text/javascript
cache-control
public, max-age=7200
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
20994
expires
Tue, 13 Feb 2024 23:48:09 GMT
collect
www.google-analytics.com/j/
1 B
211 B
XHR
General
Full URL
https://www.google-analytics.com/j/collect?v=1&_v=j101&a=1867354931&t=pageview&_s=1&dl=https%3A%2F%2Fengineeringlibrary.org%2F&ul=en-us&de=UTF-8&dt=Engineering%20Library&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=YEBAAUABAAAAACAAI~&jid=1703074440&gjid=519333416&cid=952889313.1707866789&tid=UA-58508834-2&_gid=1315352230.1707866789&_r=1&gtm=457e42c0za200&gcd=13l3l3l3l1&dma_cps=sypham&dma=1&jsscut=1&z=975566611
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:80b::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://engineeringlibrary.org/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.160 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
date
Tue, 13 Feb 2024 23:26:28 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://engineeringlibrary.org
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
1
expires
Fri, 01 Jan 1990 00:00:00 GMT
collect
region1.google-analytics.com/g/
0
259 B
Ping
General
Full URL
https://region1.google-analytics.com/g/collect?v=2&tid=G-0F3MSVX4BY&gtm=45je42c0v9114222731za200&_p=1707866788702&gcd=13l3l3l3l1&npa=0&dma_cps=sypham&dma=1&cid=952889313.1707866789&ul=en-us&sr=1600x1200&ir=1&uaa=&uab=&uafvl=&uamb=0&uam=&uap=&uapv=&uaw=0&pscdl=noapi&_eu=EAAI&_s=1&sid=1707866788&sct=1&seg=0&dl=https%3A%2F%2Fengineeringlibrary.org%2F&dt=Engineering%20Library&en=page_view&_fv=1&_ss=1&tfd=643
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-0F3MSVX4BY&l=dataLayer&cx=c
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:34::36 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://engineeringlibrary.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.6167.160 Safari/537.36

Response headers

pragma
no-cache
date
Tue, 13 Feb 2024 23:26:28 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://engineeringlibrary.org
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
0
expires
Fri, 01 Jan 1990 00:00:00 GMT

Verdicts & Comments Add Verdict or Comment

12 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.

function| gtag object| dataLayer function| ResourceLoader object| resourceLoader object| google_tag_manager object| google_tag_data string| GoogleAnalyticsObject function| ga object| gaplugins object| gaGlobal object| gaData function| BF

4 Cookies

Domain/Path Name / Value
.engineeringlibrary.org/ Name: _gid
Value: GA1.2.1315352230.1707866789
.engineeringlibrary.org/ Name: _gat_gtag_UA_58508834_2
Value: 1
.engineeringlibrary.org/ Name: _ga_0F3MSVX4BY
Value: GS1.1.1707866788.1.0.1707866788.0.0.0
.engineeringlibrary.org/ Name: _ga
Value: GA1.1.952889313.1707866789