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js.langchain.com Open in urlscan Pro
76.76.21.98  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: http://js.langchain.com/
Effective URL: https://js.langchain.com/
Submission: On October 19 via api from US — Scanned from DE
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 5 IPs in 1 countries across 4 domains to perform 50 HTTP transactions. The main IP is 76.76.21.98, located in Walnut, United States and belongs to AMAZON-02, US. The main domain is js.langchain.com.
TLS certificate: Issued by R3 on August 16th 2023. Valid for: 3 months.
This is the only time js.langchain.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 1 76.76.21.9 16509 (AMAZON-02)
43 76.76.21.98 16509 (AMAZON-02)
1 142.250.184.232 15169 (GOOGLE)
2 172.217.18.14 15169 (GOOGLE)
4 66.241.125.162 40509 (FLY)
50 5
1    76.76.21.9 (Walnut, United States)

ASN16509 (AMAZON-02, US)
js.langchain.com
43    76.76.21.98 (Walnut, United States)

ASN16509 (AMAZON-02, US)
js.langchain.com
1    142.250.184.232 (United States)

ASN15169 (GOOGLE, US)
PTR: fra24s12-in-f8.1e100.net
www.googletagmanager.com
2    172.217.18.14 (United States)

ASN15169 (GOOGLE, US)
PTR: fra02s19-in-f14.1e100.net
www.google-analytics.com
4    66.241.125.162 (United States)

ASN40509 (FLY, US)
api.mendable.ai
Apex Domain
Subdomains		 Transfer
44 langchain.com
js.langchain.com
816 KB
4 mendable.ai
api.mendable.ai — Cisco Umbrella Rank: 373569
790 B
2 google-analytics.com
www.google-analytics.com — Cisco Umbrella Rank: 42
308 B
1 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 56
91 KB
50 4
Domain Requested by
44 js.langchain.com 1 redirects js.langchain.com
4 api.mendable.ai js.langchain.com
2 www.google-analytics.com www.googletagmanager.com
1 www.googletagmanager.com js.langchain.com
50 4
Subject Issuer Validity Valid
js.langchain.com
R3		 2023-08-16 -
2023-11-14		 3 months crt.sh
*.google-analytics.com
GTS CA 1C3		 2023-09-28 -
2023-12-21		 3 months crt.sh
api.mendable.ai
R3		 2023-10-08 -
2024-01-06		 3 months crt.sh

This page contains 1 frames:

Primary Page: https://js.langchain.com/
Frame ID: 92AD642A8EC035D232381B5DC0D59905
Requests: 51 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

Introduction | 🦜️🔗 Langchain

Page URL History Show full URLs

  1. http://js.langchain.com/ HTTP 308
    https://js.langchain.com/ Page URL

Detected technologies

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

Page Statistics

50
Requests

100 %
HTTPS

0 %
IPv6

4
Domains

4
Subdomains

5
IPs

1
Countries

908 kB
Transfer

3317 kB
Size

2
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://js.langchain.com/ HTTP 308
    https://js.langchain.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

50 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
js.langchain.com/
Redirect Chain
  • http://js.langchain.com/
  • https://js.langchain.com/
3 KB
2 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.98 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
912ec110c7ffc71e3bf88ecbf480150df5ff621250492aa906edb777328f6307
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

access-control-allow-origin
*
age
62965
cache-control
public, max-age=0, must-revalidate
content-disposition
inline
content-encoding
br
content-type
text/html; charset=utf-8
date
Thu, 19 Oct 2023 17:47:02 GMT
etag
W/"9304348ab8c2d2f9ee7a4ee42bb1908f"
server
Vercel
strict-transport-security
max-age=63072000
x-vercel-cache
HIT
x-vercel-id
fra1::pwzx7-1697737622206-6682624a4e3b

Redirect headers

Content-Type
text/plain
Location
https://js.langchain.com/
Refresh
0;url=https://js.langchain.com/
server
Vercel
google_analytics.js
js.langchain.com/js/ 		143 B
311 B 		Script
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/js/google_analytics.js
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.98 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
8690f5c45603314a160f797f075d60f0962f3ae94780a37e62b37544f5219bda
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://js.langchain.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date
Thu, 19 Oct 2023 17:47:02 GMT
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::pwzx7-1697737622233-0ff28c164762
age
36427
etag
"2047973454b478e67db9fcdfa75d1f8c"
x-vercel-cache
HIT
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="google_analytics.js"
accept-ranges
bytes
content-length
143
js
www.googletagmanager.com/gtag/ 		273 KB
91 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.googletagmanager.com/gtag/js?id=G-TVSL7JBE9Y
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
142.250.184.232 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
fra24s12-in-f8.1e100.net
Software
Google Tag Manager /
Resource Hash
e626a3e42adee729c2b9e2ac7f8ec8fa186fdb8eff4f3ecfa62c2c1bf580eb27
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://js.langchain.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date
Thu, 19 Oct 2023 17:47:02 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
92858
x-xss-protection
0
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
expires
Thu, 19 Oct 2023 17:47:02 GMT
styles.c5963517.css
js.langchain.com/assets/css/ 		71 KB
17 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/assets/css/styles.c5963517.css
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.98 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
9e2a78ad439da0822b66bab71b60934ad203b44cefb983cfa9dd1a0fb593f6ad
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://js.langchain.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date
Thu, 19 Oct 2023 17:47:02 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::gnvtb-1697737622234-264ba0af32c3
age
27233
etag
W/"35736d9cb02b99b51dac44ef16ff825f"
x-vercel-cache
HIT
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="styles.c5963517.css"
runtime~main.ad6a56d0.js
js.langchain.com/assets/js/ 		109 KB
48 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/assets/js/runtime~main.ad6a56d0.js
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.98 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
c88dd6ca761c73d53257166dc0cb2502af6f18b92432fb4b22bce6d441698098
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://js.langchain.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date
Thu, 19 Oct 2023 17:47:02 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::5cqh8-1697737622234-4111386cb5d1
age
29926
etag
W/"e037534229ad720bacfd8d6e8347d362"
x-vercel-cache
HIT
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="runtime~main.ad6a56d0.js"
main.25753801.js
js.langchain.com/assets/js/ 		2 MB
464 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/assets/js/main.25753801.js
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.98 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
ca16f9d03d2c06bfe750fd65c9bf015290a3d79be772be6990ffef505c36c15e
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://js.langchain.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date
Thu, 19 Oct 2023 17:47:02 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::mjhlg-1697737622234-d8ef0466ed92
age
63005
etag
W/"3ce7e214820cf8f9180301692474bbab"
x-vercel-cache
HIT
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="main.25753801.js"
c4f5d8e4.8b9e76aa.js
js.langchain.com/assets/js/ 		233 B
369 B 		Script
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/assets/js/c4f5d8e4.8b9e76aa.js
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/assets/js/runtime~main.ad6a56d0.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.98 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
fa9f8ccae345a34c49c3ccd8dbefe07814e2a6ce01f5fb058934d90406a48c09
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://js.langchain.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date
Thu, 19 Oct 2023 17:47:02 GMT
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::mjhlg-1697737622518-d2949a19e1dd
age
31205
etag
"2311f0dbfcc46aa8b93e39eb806ebe42"
x-vercel-cache
HIT
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="c4f5d8e4.8b9e76aa.js"
accept-ranges
bytes
content-length
233
830cd27d.7ed12401.js
js.langchain.com/assets/js/ 		174 B
309 B 		Script
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/assets/js/830cd27d.7ed12401.js
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/assets/js/runtime~main.ad6a56d0.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.98 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
454da588078d3eebaba060b3bd42108a3738c60865d3a9c084f99fb69b763b01
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://js.langchain.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date
Thu, 19 Oct 2023 17:47:02 GMT
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::b55s6-1697737622521-eef946cd1b2e
age
28725
etag
"209d940c40b7baab462f90e78a96ed45"
x-vercel-cache
HIT
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="830cd27d.7ed12401.js"
accept-ranges
bytes
content-length
174
1be78505.5d8a7f97.js
js.langchain.com/assets/js/ 		15 KB
5 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/assets/js/1be78505.5d8a7f97.js
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/assets/js/runtime~main.ad6a56d0.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.98 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
c76fb23c8c469dc34e006e61238ce367491f65ba6355511a09900c07cd39549c
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://js.langchain.com/docs/get_started/introduction
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date
Thu, 19 Oct 2023 17:47:02 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::lq5w4-1697737622736-e77763bf3a9b
age
36176
etag
W/"6c0e8f7e4b6068a5622d7c8bf56e8ecf"
x-vercel-cache
HIT
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="1be78505.5d8a7f97.js"
83ec5917.98f20ce6.js
js.langchain.com/assets/js/ 		173 B
304 B 		Script
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/assets/js/83ec5917.98f20ce6.js
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/assets/js/runtime~main.ad6a56d0.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.98 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
e8c68a8ac143dfa7def6bb0b0d99a4ea32b8b08a43be316a6ff666fe5a66c9a5
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://js.langchain.com/docs/get_started/introduction
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date
Thu, 19 Oct 2023 17:47:02 GMT
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::mjhlg-1697737622739-ba26c99df6cd
age
63005
etag
"13ec6ad09d8132773744c58e1aafaab6"
x-vercel-cache
HIT
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="83ec5917.98f20ce6.js"
accept-ranges
bytes
content-length
173
935f2afb.9def020a.js
js.langchain.com/assets/js/ 		713 KB
93 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/assets/js/935f2afb.9def020a.js
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/assets/js/runtime~main.ad6a56d0.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.98 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
388f7b30c266d9ae2d791c1be5dafb69a193637441458e1f95096945d00f7fd2
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://js.langchain.com/docs/get_started/introduction
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date
Thu, 19 Oct 2023 17:47:02 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::b55s6-1697737622739-047757c56401
age
42405
etag
W/"7a7719caebfa9aa5485c1ab53d7e70fb"
x-vercel-cache
HIT
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="935f2afb.9def020a.js"
73628.7b84f854.js
js.langchain.com/assets/js/ 		21 KB
7 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/assets/js/73628.7b84f854.js
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/assets/js/runtime~main.ad6a56d0.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.98 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
b4e1771092abe69250f4e031f5a628ed2ca462b566b73fabed382c6189fb30c5
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://js.langchain.com/docs/get_started/introduction
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.88 Safari/537.36

Response headers

date
Thu, 19 Oct 2023 17:47:02 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::chtjg-1697737622741-e74e26fcd503
age
63005
etag
W/"c8afd4edc32fb7712450fbc37e23a5c6"
x-vercel-cache
HIT
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="73628.7b84f854.js"
84320.f64bc9dd.js
js.langchain.com/assets/js/ 		10 KB
3 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/assets/js/84320.f64bc9dd.js
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/assets/js/runtime~main.ad6a56d0.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.98 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
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Full URL
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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| maybeInsertBanner function| insertBanner boolean| __DOCUSAURUS_INSERT_BASEURL_BANNER function| gtag object| dataLayer object| webpackChunkdocs number| __styled-components-init__ object| docusaurus object| google_tag_manager object| google_tag_data function| onYouTubeIframeAPIReady object| gaGlobal

2 Cookies

Domain/Path Name / Value
.langchain.com/ Name: _ga
Value: GA1.1.1368835297.1697737623
.langchain.com/ Name: _ga_TVSL7JBE9Y
Value: GS1.1.1697737622.1.0.1697737622.0.0.0

Security Headers

This page lists any security headers set by the main page. If you want to understand what these mean and how to use them, head on over to this page

Header Value
Strict-Transport-Security max-age=63072000

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.

api.mendable.ai
js.langchain.com
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