login.buf.build - urlscan.io

Summary

This website contacted 4 IPs in 1 countries across 3 domains to perform 3 HTTP transactions. The main IP is 2606:4700::6813:a818, located in United States and belongs to CLOUDFLARENET, US. The main domain is login.buf.build.
TLS certificate: Issued by E1 on August 26th 2023. Valid for: 3 months.

This is the only time login.buf.build was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
2 2	35.227.229.146 35.227.229.146	15169 (GOOGLE) (GOOGLE)
1 2	2606:4700::68... 2606:4700::6813:a818	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	2600:9000:214... 2600:9000:214f:d200:10:474e:104a:2961	16509 (AMAZON-02) (AMAZON-02)
1	34.95.72.198 34.95.72.198	396982 (GOOGLE-CL...) (GOOGLE-CLOUD-PLATFORM)
3	4

2 35.227.229.146 (Kansas City, United States) 2 redirects

ASN15169 (GOOGLE, US)
PTR: 146.229.227.35.bc.googleusercontent.com

linkedin-sandbox.buf.dev	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2606:4700::6813:a818 (United States) 1 redirects

ASN13335 (CLOUDFLARENET, US)

login.buf.build	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2600:9000:214f:d200:10:474e:104a:2961 (United States)

ASN16509 (AMAZON-02, US)

cdn.auth0.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 34.95.72.198 (Kansas City, United States)

ASN396982 (GOOGLE-CLOUD-PLATFORM, US)
PTR: 198.72.95.34.bc.googleusercontent.com

buf.build	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
3	buf.build 1 redirects login.buf.build buf.build	29 KB
2	buf.dev 2 redirects linkedin-sandbox.buf.dev	548 B
1	auth0.com cdn.auth0.com — Cisco Umbrella Rank: 7991	61 KB
3	3

	Domain	Requested by
2	login.buf.build	1 redirects
2	linkedin-sandbox.buf.dev	2 redirects
1	buf.build	login.buf.build
1	cdn.auth0.com	login.buf.build
3	4

This site contains no links.

Subject Issuer	Validity	Valid
login.buf.build E1	`2023-08-26` - `2023-11-24`	3 months	crt.sh
*.auth0.com Amazon RSA 2048 M01	`2023-02-24` - `2024-03-24`	a year	crt.sh
buf.build R3	`2023-09-09` - `2023-12-08`	3 months	crt.sh

This page contains 1 frames:

Primary Page: https://login.buf.build/u/login?state=hKFo2SAzZVlQY0NYQk1Hc25TQUJDSkw4ckpkMm9DeDR4TWZWdaFur3VuaXZlcnNhbC1sb2dpbqN0aWTZIHpqV3Z0aXE3QmU3MTZ2MkFBWURSWWxxa3NRbkNOM3d6o2NpZNkgRkFrV1kyVnczRTJWQ1JGYzYxcXVjMGkxdEhuV3BxTEE
Frame ID: 59B27C3AE23AEE78EC3A5F957A855726
Requests: 6 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

Log in to the Buf Schema Registry

Page URL History Show full URLs

https://linkedin-sandbox.buf.dev/ HTTP 307
https://linkedin-sandbox.buf.dev/login?original_uri=%2F HTTP 307
https://login.buf.build/authorize?client_id=FAkWY2Vw3E2VCRFc61quc0i1tHnWpqLA&redirect_uri=https%3A%2... HTTP 302
https://login.buf.build/u/login?state=hKFo2SAzZVlQY0NYQk1Hc25TQUJDSkw4ckpkMm9DeDR4TWZWdaFur3VuaXZlcn... Page URL

Page Statistics

3
Requests

100 %
HTTPS

50 %
IPv6

3
Domains

4
Subdomains

4
IPs

1
Countries

89 kB
Transfer

281 kB
Size

5
Cookies

0 Outgoing links

These are links going to different origins than the main page.

Page URL History

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

https://linkedin-sandbox.buf.dev/ HTTP 307
https://linkedin-sandbox.buf.dev/login?original_uri=%2F HTTP 307
https://login.buf.build/authorize?client_id=FAkWY2Vw3E2VCRFc61quc0i1tHnWpqLA&redirect_uri=https%3A%2F%2Flinkedin-sandbox.buf.dev%2Foauth2%2Fcallback&response_type=code&scope=openid+profile+email+offline_access&state=CiQyZjBiYzY1OS0wOTUyLTQ5ZDEtYTU4Yy05OTgyMDlhOWNiMDYSAS8%3D HTTP 302
https://login.buf.build/u/login?state=hKFo2SAzZVlQY0NYQk1Hc25TQUJDSkw4ckpkMm9DeDR4TWZWdaFur3VuaXZlcnNhbC1sb2dpbqN0aWTZIHpqV3Z0aXE3QmU3MTZ2MkFBWURSWWxxa3NRbkNOM3d6o2NpZNkgRkFrV1kyVnczRTJWQ1JGYzYxcXVjMGkxdEhuV3BxTEE Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

3 HTTP transactions
3 data transactions

Method
Protocol Status Resource
Path Size
x-fer Time
Latency Type
MIME-Type IP
Location

GET
H2

200

Primary Request login Show response
login.buf.build/u/
Redirect Chain

https://linkedin-sandbox.buf.dev/
https://linkedin-sandbox.buf.dev/login?original_uri=%2F
https://login.buf.build/authorize?client_id=FAkWY2Vw3E2VCRFc61quc0i1tHnWpqLA&redirect_uri=https%3A%2F%2Flinkedin-sandbox.buf.dev%2Foauth2%2Fcallback&response_type=code&scope=openid+profile+email+of...
https://login.buf.build/u/login?state=hKFo2SAzZVlQY0NYQk1Hc25TQUJDSkw4ckpkMm9DeDR4TWZWdaFur3VuaXZlcnNhbC1sb2dpbqN0aWTZIHpqV3Z0aXE3QmU3MTZ2MkFBWURSWWxxa3NRbkNOM3d6o2NpZNkgRkFrV1kyVnczRTJWQ1JGYzYxcXV...

18 KB
18 KB

295ms
294ms

Document
text/html

2606:4700::6813:a818
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://login.buf.build/u/login?state=hKFo2SAzZVlQY0NYQk1Hc25TQUJDSkw4ckpkMm9DeDR4TWZWdaFur3VuaXZlcnNhbC1sb2dpbqN0aWTZIHpqV3Z0aXE3QmU3MTZ2MkFBWURSWWxxa3NRbkNOM3d6o2NpZNkgRkFrV1kyVnczRTJWQ1JGYzYxcXVjMGkxdEhuV3BxTEE

Protocol

H2

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6813:a818 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

15cc76355448ac4f7088ecd5f79281b1630aa8c7553f0f35662e8e9007dfd6f0

Security Headers

Name	Value
Content-Security-Policy	frame-ancestors 'none'
Strict-Transport-Security	max-age=31536000; includeSubDomains
X-Content-Type-Options	nosniff
X-Frame-Options	deny
X-Xss-Protection	1; mode=block

Request headers

Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.149 Safari/537.36
accept-language: de-DE,de;q=0.9

Response headers

alt-svc: h3=":443"; ma=86400
cache-control: no-store, max-age=0, no-transform
cf-cache-status: DYNAMIC
cf-ray: 814242b0bc1f4d59-FRA
content-language: en
content-security-policy: frame-ancestors 'none'
content-type: text/html; charset=utf-8
date: Tue, 10 Oct 2023 22:22:10 GMT
etag: W/"4706-/JSJ9ghd1iM62aPp1uttK4Vor7M"
expires: Tue, 10 Oct 2023 22:22:10 GMT
ot-baggage-auth0-request-id: 814242b0bc1f4d59
ot-tracer-sampled: true
ot-tracer-spanid: 10bf0aec4e4bdcea
ot-tracer-traceid: 4c0a6e172ac1db25
pragma: no-cache
referrer-policy: same-origin
server: cloudflare
strict-transport-security: max-age=31536000; includeSubDomains
traceparent: 00-00000000000000004c0a6e172ac1db25-10bf0aec4e4bdcea-01
tracestate: auth0-request-id=814242b0bc1f4d59,auth0=true
vary: Accept-Encoding
x-auth0-requestid: 01dcbb4e578787aa6c21
x-content-type-options: nosniff
x-frame-options: deny
x-ratelimit-limit: 20
x-ratelimit-remaining: 19
x-ratelimit-reset: 1696976537
x-robots-tag: noindex, nofollow
x-xss-protection: 1; mode=block

Redirect headers

alt-svc: h3=":443"; ma=86400
cache-control: no-store, max-age=0, no-transform
cf-cache-status: DYNAMIC
cf-ray: 814242ad290f4d59-FRA
content-length: 424
content-type: text/html; charset=utf-8
date: Tue, 10 Oct 2023 22:22:10 GMT
location: /u/login?state=hKFo2SAzZVlQY0NYQk1Hc25TQUJDSkw4ckpkMm9DeDR4TWZWdaFur3VuaXZlcnNhbC1sb2dpbqN0aWTZIHpqV3Z0aXE3QmU3MTZ2MkFBWURSWWxxa3NRbkNOM3d6o2NpZNkgRkFrV1kyVnczRTJWQ1JGYzYxcXVjMGkxdEhuV3BxTEE
ot-baggage-auth0-request-id: 814242ad290f4d59
ot-tracer-sampled: true
ot-tracer-spanid: 55763a900bfd1cad
ot-tracer-traceid: 1b5adf930988cb42
pragma: no-cache
server: cloudflare
strict-transport-security: max-age=31536000; includeSubDomains
traceparent: 00-00000000000000001b5adf930988cb42-55763a900bfd1cad-01
tracestate: auth0-request-id=814242ad290f4d59,auth0=true
vary: Accept, Accept-Encoding
x-auth0-requestid: 9b256e600ea783092e6f
x-content-type-options: nosniff
x-ratelimit-limit: 100
x-ratelimit-remaining: 99
x-ratelimit-reset: 1696976530

GET
H2 200 main.cdn.min.css
cdn.auth0.com/ulp/react-components/1.79.9/css/ 252 KB
61 KB 133ms
39ms Stylesheet
text/css 2600:9000:214f:d200:10:474e:104a:2961
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL

https://cdn.auth0.com/ulp/react-components/1.79.9/css/main.cdn.min.css

Requested by

Host: login.buf.build
URL: https://login.buf.build/u/login?state=hKFo2SAzZVlQY0NYQk1Hc25TQUJDSkw4ckpkMm9DeDR4TWZWdaFur3VuaXZlcnNhbC1sb2dpbqN0aWTZIHpqV3Z0aXE3QmU3MTZ2MkFBWURSWWxxa3NRbkNOM3d6o2NpZNkgRkFrV1kyVnczRTJWQ1JGYzYxcXVjMGkxdEhuV3BxTEE

Protocol

H2

Security

TLS 1.3, , AES_128_GCM

Server

2600:9000:214f:d200:10:474e:104a:2961 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

Software

AmazonS3 /

Resource Hash

afdf78b448bddbc3f2f91135fb772c88070488be2a56d766958e6b56b9146fbd

Security Headers

Name	Value
Strict-Transport-Security	max-age=63072000; includeSubDomains
X-Content-Type-Options	nosniff

Request headers

accept-language: de-DE,de;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.149 Safari/537.36

Response headers

x-amz-version-id: ETa27WHTlACRXKZfVJUCWrqfN2hg2t.I
content-encoding: gzip
via: 1.1 12c16baed6578bf50fb0eaa233f2bc84.cloudfront.net (CloudFront)
date: Tue, 10 Oct 2023 04:06:22 GMT
x-content-type-options: nosniff
strict-transport-security: max-age=63072000; includeSubDomains
x-amz-cf-pop: FRA53-C1
age: 65749
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
x-amz-replication-status: FAILED
last-modified: Thu, 07 Sep 2023 11:48:02 GMT
server: AmazonS3
etag: W/"aece44232716c6c787976020f2d1f6d9"
vary: Accept-Encoding
content-type: text/css
cache-control: max-age=2628000,public
x-robots-tag: noindex
x-amz-cf-id: uUKonUQ0S4MuM08gIS-XJo-WkrW8RiY_L3eF72uMwawHfw64BwLRpQ==

GET
H2 200 icon-512x512.png
buf.build/icons/ 9 KB
9 KB 295ms
189ms Image
image/png 34.95.72.198
GOOGLE-CLOUD-PLAT...

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://buf.build/icons/icon-512x512.png

Requested by

Host: login.buf.build
URL: https://login.buf.build/u/login?state=hKFo2SAzZVlQY0NYQk1Hc25TQUJDSkw4ckpkMm9DeDR4TWZWdaFur3VuaXZlcnNhbC1sb2dpbqN0aWTZIHpqV3Z0aXE3QmU3MTZ2MkFBWURSWWxxa3NRbkNOM3d6o2NpZNkgRkFrV1kyVnczRTJWQ1JGYzYxcXVjMGkxdEhuV3BxTEE

Protocol

H2

Security

TLS 1.3, , AES_128_GCM

Server

34.95.72.198 Kansas City, United States, ASN396982 (GOOGLE-CLOUD-PLATFORM, US),

Reverse DNS

198.72.95.34.bc.googleusercontent.com

Software

/

Resource Hash

f962f731b9858706ffbbf389293485eacd2a22ff0c3a99359cec9b3c9dd469c2

Security Headers

Name	Value
Strict-Transport-Security	max-age=63072000; includeSubDomains
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN

Request headers

accept-language: de-DE,de;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.149 Safari/537.36

Response headers

strict-transport-security: max-age=63072000; includeSubDomains
date: Tue, 10 Oct 2023 22:22:10 GMT
x-content-type-options: nosniff
via: 1.1 google
cross-origin-opener-policy: same-origin
x-frame-options: SAMEORIGIN
content-type: image/png
cache-control: public, max-age=900, must-revalidate
permissions-policy: geolocation=(), camera=(), microphone=(), display-capture=(), fullscreen=()
accept-ranges: bytes
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 9180

GET
DATA 200
OK truncated
/ 650 B
0 Image
image/svg+xml

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: aaf1eac584819e98c7f78a20216bd2fb10ee29e10b290983bc0fa82d0f293bce

Request headers

Referer
Origin: https://login.buf.build
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/117.0.5938.149 Safari/537.36

Response headers

Content-Type: image/svg+xml;charset=utf-8

GET
DATA 200
OK truncated
/ 688 B
0 Image
image/svg+xml

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: fd0c91dae3964654557348546b167581cdac13a2e00555b3c5b73e0981d4b165

Request headers

accept-language: de-DE,de;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.149 Safari/537.36

Response headers

Content-Type: image/svg+xml;charset=utf-8

GET
DATA 200
OK truncated
/ 829 B
0 Image
image/svg+xml

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 398694b37a019361e5ef43115595c5ef1612104be4bd5341e5096f33a787d9ee

Request headers

accept-language: de-DE,de;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.149 Safari/537.36

Response headers

Content-Type: image/svg+xml;charset=utf-8

Verdicts & Comments Add Verdict or Comment

0 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.

5 Cookies

Cookies are little pieces of information stored in the browser of a user. Whenever a user visits the site again, he will also send his cookie values, thus allowing the website to re-identify him even if he changed locations. This is how permanent logins work.

Domain/Path	Expires	Name / Value
.linkedin-sandbox.buf.dev/oauth2/callback	1970-01-20 15:23:00	Name: oauth2-state Value: CiQyZjBiYzY1OS0wOTUyLTQ5ZDEtYTU4Yy05OTgyMDlhOWNiMDYSAS8=
login.buf.build/	1970-01-21 00:08:54	Name: did Value: s%3Av0%3A740d5480-67bb-11ee-8ae3-d5ac00ad13f3.5shIi0BxlSMDvHMIWsP0k31%2BLMYkt4h6ycb8zXcZkoA
login.buf.build/	1970-01-20 15:27:15	Name: auth0 Value: s%3Av1.gadzZXNzaW9ugqZoYW5kbGXEQNeVuYWjK8cJ3VowV4oDVJ7y6Ee5dEmcINQ9rWiI_jG8S2ENG9dc59uFffr2MoQtEpgGMvDK0EST-j8HiTJJSd6mY29va2llg6dleHBpcmVz1__gWhUAZSnDEa5vcmlnaW5hbE1heEFnZc4PcxQAqHNhbWVTaXRlpG5vbmU.8jLW9gyyD69jIVyrDF2W9TKbEu%2BqBgS6GpDS5qt412E
login.buf.build/	1970-01-21 00:08:54	Name: did_compat Value: s%3Av0%3A740d5480-67bb-11ee-8ae3-d5ac00ad13f3.5shIi0BxlSMDvHMIWsP0k31%2BLMYkt4h6ycb8zXcZkoA
login.buf.build/	1970-01-20 15:27:15	Name: auth0_compat Value: s%3Av1.gadzZXNzaW9ugqZoYW5kbGXEQNeVuYWjK8cJ3VowV4oDVJ7y6Ee5dEmcINQ9rWiI_jG8S2ENG9dc59uFffr2MoQtEpgGMvDK0EST-j8HiTJJSd6mY29va2llg6dleHBpcmVz1__gWhUAZSnDEa5vcmlnaW5hbE1heEFnZc4PcxQAqHNhbWVTaXRlpG5vbmU.8jLW9gyyD69jIVyrDF2W9TKbEu%2BqBgS6GpDS5qt412E

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
Content-Security-Policy	frame-ancestors 'none'
Strict-Transport-Security	max-age=31536000; includeSubDomains
X-Content-Type-Options	nosniff
X-Frame-Options	deny
X-Xss-Protection	1; mode=block

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.

buf.build
cdn.auth0.com
linkedin-sandbox.buf.dev
login.buf.build
2600:9000:214f:d200:10:474e:104a:2961
2606:4700::6813:a818
34.95.72.198
35.227.229.146
15cc76355448ac4f7088ecd5f79281b1630aa8c7553f0f35662e8e9007dfd6f0
398694b37a019361e5ef43115595c5ef1612104be4bd5341e5096f33a787d9ee
aaf1eac584819e98c7f78a20216bd2fb10ee29e10b290983bc0fa82d0f293bce
afdf78b448bddbc3f2f91135fb772c88070488be2a56d766958e6b56b9146fbd
f962f731b9858706ffbbf389293485eacd2a22ff0c3a99359cec9b3c9dd469c2
fd0c91dae3964654557348546b167581cdac13a2e00555b3c5b73e0981d4b165

login.buf.build Open in urlscan Pro 2606:4700::6813:a818 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Title

Page URL History Show full URLs

Page Statistics

3 Requests

100 %HTTPS

50 %IPv6

3 Domains

4 Subdomains

4 IPs

1 Countries

89 kBTransfer

281 kBSize

5 Cookies

0 Outgoing links

Page URL History

Redirected requests

3 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 3 data transactions

Request headers

Response headers

Redirect headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Verdicts & Comments Add Verdict or Comment

0 JavaScript Global Variables

5 Cookies

Security Headers

Indicators

login.buf.build Open in urlscan Pro
2606:4700::6813:a818 Public Scan

Screenshot
Live screenshot

Full Image

3
Requests

100 %
HTTPS

50 %
IPv6

3
Domains

4
Subdomains

4
IPs

1
Countries

89 kB
Transfer

281 kB
Size

5
Cookies

3 HTTP transactions
3 data transactions