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

Go To Rescan Add Verdict Report
Submitted URL: http://js.langchain.com/
Effective URL: https://js.langchain.com/v0.2/docs/introduction/
Submission: On June 13 via api from US — Scanned from DE
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 4 IPs in 2 countries across 3 domains to perform 41 HTTP transactions. The main IP is 76.76.21.22, located in Walnut, United States and belongs to AMAZON-02, US. The main domain is js.langchain.com.
TLS certificate: Issued by R3 on April 27th 2024. 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 40 76.76.21.22 16509 (AMAZON-02)
1 2a00:1450:400... 15169 (GOOGLE)
1 2001:4860:480... 15169 (GOOGLE)
41 4
Apex Domain
Subdomains		 Transfer
40 langchain.com
js.langchain.com
856 KB
1 google-analytics.com
region1.google-analytics.com — Cisco Umbrella Rank: 2347
255 B
1 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 79
102 KB
41 3
Domain Requested by
40 js.langchain.com 1 redirects js.langchain.com
1 region1.google-analytics.com www.googletagmanager.com
1 www.googletagmanager.com js.langchain.com
41 3
Subject Issuer Validity Valid
js.langchain.com
R3		 2024-04-27 -
2024-07-26		 3 months crt.sh
*.google-analytics.com
WR2		 2024-05-27 -
2024-08-19		 3 months crt.sh

This page contains 1 frames:

Primary Page: https://js.langchain.com/v0.2/docs/introduction/
Frame ID: F37E7BAFFB6347975854D7683612629F
Requests: 44 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 307
    https://js.langchain.com/ HTTP 308
    https://js.langchain.com/v0.2/docs/introduction/ Page URL

Detected technologies

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

Page Statistics

41
Requests

100 %
HTTPS

67 %
IPv6

3
Domains

3
Subdomains

4
IPs

2
Countries

958 kB
Transfer

2689 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 307
    https://js.langchain.com/ HTTP 308
    https://js.langchain.com/v0.2/docs/introduction/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

41 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
js.langchain.com/v0.2/docs/introduction/
Redirect Chain
  • http://js.langchain.com/
  • https://js.langchain.com/
  • https://js.langchain.com/v0.2/docs/introduction/
57 KB
11 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/v0.2/docs/introduction/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.22 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
504c2b63983bdefa6cd78e7b234931950344f3e0a06762e2293fbe6405650a76
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

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/126.0.0.0 Safari/537.36

Response headers

access-control-allow-origin
*
age
38179
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="introduction"
content-encoding
br
content-type
text/html; charset=utf-8
date
Thu, 13 Jun 2024 09:26:54 GMT
etag
W/"d702e02789d600de67069ac886895a8c"
server
Vercel
strict-transport-security
max-age=63072000
x-vercel-cache
HIT
x-vercel-id
fra1::hf5gs-1718270814648-1e73a6f18243

Redirect headers

cache-control
public, max-age=0, must-revalidate
content-type
text/html
date
Thu, 13 Jun 2024 09:26:54 GMT
location
/v0.2/docs/introduction/
refresh
0;url=/v0.2/docs/introduction/
server
Vercel
strict-transport-security
max-age=63072000
x-vercel-id
fra1::hf5gs-1718270814620-37c61ec4a12c
google_analytics.js
js.langchain.com/v0.2/js/ 		143 B
273 B 		Script
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/v0.2/js/google_analytics.js
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/v0.2/docs/introduction/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.22 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

sec-ch-ua
"Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
Referer
https://js.langchain.com/v0.2/docs/introduction/
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/126.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 13 Jun 2024 09:26:54 GMT
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::tccs7-1718270814680-cbba2e529048
age
38179
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/ 		305 KB
102 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/v0.2/docs/introduction/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:812::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
9503b81edb0743fc93dd9e7d7ae981b70d457ce0ef9a46736ac2156ceb1530a7
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

sec-ch-ua
"Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
Referer
https://js.langchain.com/
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/126.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 13 Jun 2024 09:26:54 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
103798
x-xss-protection
0
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
expires
Thu, 13 Jun 2024 09:26:54 GMT
styles.cc187670.css
js.langchain.com/v0.2/assets/css/ 		88 KB
20 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/v0.2/assets/css/styles.cc187670.css
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/v0.2/docs/introduction/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.22 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
91739c8dc933abe325575ec4c02f7f273cc6bf64219ccec633dc3381f7e93a9c
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

sec-ch-ua
"Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
Referer
https://js.langchain.com/v0.2/docs/introduction/
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/126.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 13 Jun 2024 09:26:54 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::g8gn7-1718270814680-fdae78c9fc21
age
38179
etag
W/"10adc43a2c34a8ffecd41c08bf989a09"
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.cc187670.css"
runtime~main.7b531a33.js
js.langchain.com/v0.2/assets/js/ 		23 KB
11 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/v0.2/assets/js/runtime~main.7b531a33.js
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/v0.2/docs/introduction/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.22 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
3d2e6de2d6d0730849a11c127c068bec6bedc96ad41b4a29974fd9717ffc4026
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

sec-ch-ua
"Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
Referer
https://js.langchain.com/v0.2/docs/introduction/
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/126.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 13 Jun 2024 09:26:54 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::dtvwl-1718270814680-fb0c6ffd86d6
age
38179
etag
W/"025df128a4c6630da770e3dc902cf9ae"
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.7b531a33.js"
main.92b31c2f.js
js.langchain.com/v0.2/assets/js/ 		588 KB
152 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/v0.2/assets/js/main.92b31c2f.js
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/v0.2/docs/introduction/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.22 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
406b88ca90fb903e9a6a4829cda95f964e84e98d82a8e05c2301d7638d72ab13
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

sec-ch-ua
"Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
Referer
https://js.langchain.com/v0.2/docs/introduction/
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/126.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 13 Jun 2024 09:26:54 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::l6rpv-1718270814680-10ffef4c9b8c
age
38179
etag
W/"c74fb63372e25488161e7febefd63ab5"
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.92b31c2f.js"
wordmark.png
js.langchain.com/v0.2/img/brand/ 		22 KB
22 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://js.langchain.com/v0.2/img/brand/wordmark.png
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/v0.2/docs/introduction/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.22 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
457ff1c64063a01b82bc48f66151e8068eab82d794227a9d9567c2a6f3fda586
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

sec-ch-ua
"Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
Referer
https://js.langchain.com/v0.2/docs/introduction/
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/126.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 13 Jun 2024 09:26:54 GMT
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::rcwbd-1718270814686-bc323b1d4e41
age
38179
etag
"e5f91af16233a7d8b739b82a756daa03"
x-vercel-cache
HIT
content-type
image/png
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="wordmark.png"
accept-ranges
bytes
content-length
22358
wordmark-dark.png
js.langchain.com/v0.2/img/brand/ 		20 KB
21 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://js.langchain.com/v0.2/img/brand/wordmark-dark.png
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/v0.2/docs/introduction/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.22 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
a73329a5f7e6f99d439fcb4bb06a16188588ec28853f985fc4a5b67a70022986
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

sec-ch-ua
"Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
Referer
https://js.langchain.com/v0.2/docs/introduction/
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/126.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 13 Jun 2024 09:26:54 GMT
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::vbg97-1718270814680-74a1bf93963c
age
38179
etag
"5fdc3996c5f8cf0c6a729dd47e1957b0"
x-vercel-cache
HIT
content-type
image/png
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="wordmark-dark.png"
accept-ranges
bytes
content-length
20880
langchain_stack.svg
js.langchain.com/v0.2/svg/ 		486 KB
176 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://js.langchain.com/v0.2/svg/langchain_stack.svg
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/v0.2/docs/introduction/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.22 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
85b02c89fba8b97c1316a77367e6dbfffbf6c348544ec4bb1b021e57067d45a1
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

sec-ch-ua
"Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
Referer
https://js.langchain.com/v0.2/docs/introduction/
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/126.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 13 Jun 2024 09:26:54 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::rcwbd-1718270814731-38cb0c111035
age
38179
etag
W/"b2b94f48c89832fef19d3e3ce12c0284"
x-vercel-cache
HIT
content-type
image/svg+xml
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="langchain_stack.svg"
langchain_stack_dark.svg
js.langchain.com/v0.2/svg/ 		486 KB
176 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://js.langchain.com/v0.2/svg/langchain_stack_dark.svg
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/v0.2/docs/introduction/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.22 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
8e4860b69ac96536855b4fdc810448328ed47c656779195b72e92a642375f643
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

sec-ch-ua
"Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
Referer
https://js.langchain.com/v0.2/docs/introduction/
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/126.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 13 Jun 2024 09:26:54 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::dtvwl-1718270814754-ad1a1f207c7b
age
38179
etag
W/"8c0e12b4739b3ebbf70f28abc1e56d20"
x-vercel-cache
HIT
content-type
image/svg+xml
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="langchain_stack_dark.svg"
truncated
/ 		790 B
0 		Image
General
Check archive.org
Download Go to Show image
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
452c9b086e5d2b7596d19ae774919d1ade773fb8801f077b6ce10b5b972da3f4

Request headers

Accept-Language
de-DE,de;q=0.9;q=0.9
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

Content-Type
image/svg+xml;charset=utf-8
truncated
/ 		180 B
0 		Image
General
Check archive.org
Download Go to Show image
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
c7e2bd079acda1b60cbb9930b42d07883e55aeb196ccd874b9157336e2859217

Request headers

Referer
Origin
https://js.langchain.com
Accept-Language
de-DE,de;q=0.9;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

Content-Type
image/svg+xml
truncated
/ 		294 B
0 		Image
General
Check archive.org
Download Go to Show image
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
6fced1c65cb5dcff49833988a699cb20deb9c9aad542f12d9a5261fea53fed1a

Request headers

Accept-Language
de-DE,de;q=0.9;q=0.9
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Response headers

Content-Type
image/svg+xml
PublicSans-VariableFont_wght-a67b5635effc003912f6712e30d89f63.ttf
js.langchain.com/v0.2/assets/fonts/ 		99 KB
51 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/v0.2/assets/fonts/PublicSans-VariableFont_wght-a67b5635effc003912f6712e30d89f63.ttf
Requested by
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URL: https://js.langchain.com/v0.2/assets/js/main.92b31c2f.js
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URL: https://js.langchain.com/v0.2/assets/js/main.92b31c2f.js
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URL: https://js.langchain.com/v0.2/assets/js/main.92b31c2f.js
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date
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strict-transport-security
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Vercel
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age
38178
etag
W/"076eda1593c93c062ef8b9099dcef118"
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="db32d859.9dde1524.js"
3278dee7.81e7ec04.js
js.langchain.com/v0.2/assets/js/ 		0
13 KB 		Other
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/v0.2/assets/js/3278dee7.81e7ec04.js
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/v0.2/assets/js/main.92b31c2f.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.22 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

sec-ch-ua
"Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
Referer
https://js.langchain.com/v0.2/docs/introduction/
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/126.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 13 Jun 2024 09:26:55 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::w7mpc-1718270815160-c914b3f39a54
age
38178
etag
W/"34e6b990f3989ba4973844c757bf5a4d"
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="3278dee7.81e7ec04.js"
a65f7afd.6850dd31.js
js.langchain.com/v0.2/assets/js/ 		0
2 KB 		Other
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/v0.2/assets/js/a65f7afd.6850dd31.js
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/v0.2/assets/js/main.92b31c2f.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.22 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

sec-ch-ua
"Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
Referer
https://js.langchain.com/v0.2/docs/introduction/
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/126.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 13 Jun 2024 09:26:55 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::qjh4n-1718270815162-bee2427b0151
age
38178
etag
W/"44312b5529723efdc3fdb9f5000094c6"
x-vercel-cache
HIT
content-type
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access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="a65f7afd.6850dd31.js"
b0affd4d.2085173d.js
js.langchain.com/v0.2/assets/js/ 		0
6 KB 		Other
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/v0.2/assets/js/b0affd4d.2085173d.js
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/v0.2/assets/js/main.92b31c2f.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.22 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

sec-ch-ua
"Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
Referer
https://js.langchain.com/v0.2/docs/introduction/
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/126.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 13 Jun 2024 09:26:55 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::gnsl2-1718270815163-33d356ee24fc
age
38178
etag
W/"7fc6fc4c075470c996e580b3f11a5698"
x-vercel-cache
HIT
content-type
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access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="b0affd4d.2085173d.js"
0a473a20.40675c3d.js
js.langchain.com/v0.2/assets/js/ 		0
2 KB 		Other
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/v0.2/assets/js/0a473a20.40675c3d.js
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/v0.2/assets/js/main.92b31c2f.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.22 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

sec-ch-ua
"Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
Referer
https://js.langchain.com/v0.2/docs/introduction/
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/126.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 13 Jun 2024 09:26:55 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::glgcm-1718270815165-98c764bdf8f9
age
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etag
W/"41dc27e6fc43c00adaebf2da82595af0"
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="0a473a20.40675c3d.js"
11be143e.9b5894dc.js
js.langchain.com/v0.2/assets/js/ 		0
20 KB 		Other
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/v0.2/assets/js/11be143e.9b5894dc.js
Requested by
Host: js.langchain.com
URL: https://js.langchain.com/v0.2/assets/js/main.92b31c2f.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.22 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

sec-ch-ua
"Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
Referer
https://js.langchain.com/v0.2/docs/introduction/
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/126.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 13 Jun 2024 09:26:55 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::glgcm-1718270815168-17a362d08704
age
38178
etag
W/"9d9319abf952402c3f00082296650d49"
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="11be143e.9b5894dc.js"
favicon.png
js.langchain.com/v0.2/img/brand/ 		777 B
915 B 		Other
General
Check archive.org
Download Go to
Full URL
https://js.langchain.com/v0.2/img/brand/favicon.png
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.22 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
63cce2a1a2beeb9d7ec34a81c9fd9d425cb43ea5f3213d47acdd17051a7e2dc0
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

sec-ch-ua
"Google Chrome";v="126", "Not:A-Brand";v="8", "Chromium";v="126"
Referer
https://js.langchain.com/v0.2/docs/introduction/
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/126.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Thu, 13 Jun 2024 09:26:55 GMT
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::w7mpc-1718270815174-8336af7d866b
age
38178
etag
"572a3d3cae424a45dcdc1fc642f83ef5"
x-vercel-cache
HIT
content-type
image/png
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="favicon.png"
accept-ranges
bytes
content-length
777

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.

undefined| event object| fence object| sharedStorage function| gtag object| dataLayer object| webpackChunkcore_docs object| docusaurus object| google_tag_manager object| google_tag_data function| onYouTubeIframeAPIReady object| gaGlobal

2 Cookies

Domain/Path Name / Value
.langchain.com/ Name: _ga_TVSL7JBE9Y
Value: GS1.1.1718270814.1.0.1718270814.0.0.0
.langchain.com/ Name: _ga
Value: GA1.1.1384275535.1718270815

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.

js.langchain.com
region1.google-analytics.com
www.googletagmanager.com
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