URL: https://join.zksync.dev/
Submission: On December 22 via api from US — Scanned from DE

Summary

This website contacted 4 IPs in 2 countries across 4 domains to perform 9 HTTP transactions. The main IP is 2606:4700:10::6816:257e, located in United States and belongs to CLOUDFLARENET, US. The main domain is join.zksync.dev.
TLS certificate: Issued by GTS CA 1P5 on November 23rd 2023. Valid for: 3 months.
This is the only time join.zksync.dev was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
2 2606:4700:10:... 13335 (CLOUDFLAR...)
2 2606:4700::68... 13335 (CLOUDFLAR...)
2 2a00:1450:400... 15169 (GOOGLE)
3 2a00:1450:400... 15169 (GOOGLE)
9 4
Apex Domain
Subdomains
Transfer
3 gstatic.com
www.gstatic.com
227 KB
2 google.com
www.google.com — Cisco Umbrella Rank: 2
28 KB
2 jsdelivr.net
cdn.jsdelivr.net — Cisco Umbrella Rank: 313
36 KB
2 zksync.dev
join.zksync.dev
3 KB
9 4
Domain Requested by
3 www.gstatic.com www.google.com
2 www.google.com join.zksync.dev
www.gstatic.com
2 cdn.jsdelivr.net join.zksync.dev
2 join.zksync.dev join.zksync.dev
9 4

This site contains no links.

Subject Issuer Validity Valid
join.zksync.dev
GTS CA 1P5
2023-11-23 -
2024-02-21
3 months crt.sh
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3
2023-05-02 -
2024-05-01
a year crt.sh
www.google.com
GTS CA 1C3
2023-11-20 -
2024-02-12
3 months crt.sh
*.gstatic.com
GTS CA 1C3
2023-11-20 -
2024-02-12
3 months crt.sh

This page contains 2 frames:

Primary Page: https://join.zksync.dev/
Frame ID: 321A6B86CABF0829BCA8B67E2511FD67
Requests: 6 HTTP requests in this frame

Frame: https://www.google.com/recaptcha/api2/anchor?ar=1&k=6LeEcgsjAAAAADMI21yLYWmzjRdor7kL8850nwym&co=aHR0cHM6Ly9qb2luLnprc3luYy5kZXY6NDQz&hl=de&v=u-xcq3POCWFlCr3x8_IPxgPu&theme=light&size=normal&cb=held6caeiu9r
Frame ID: 3C06BE4B6EC29635F454DE7F238174C3
Requests: 3 HTTP requests in this frame

Screenshot

Page Title

zkSync Era Discord Invite

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
  • <link [^>]*?href="?[a-zA-Z]*?:?//cdn\.jsdelivr\.net/
  • //cdn\.jsdelivr\.net/

Overall confidence: 100%
Detected patterns
  • <div[^>]+class="g-recaptcha"
  • /recaptcha/api\.js

Page Statistics

9
Requests

100 %
HTTPS

100 %
IPv6

4
Domains

4
Subdomains

4
IPs

2
Countries

294 kB
Transfer

1008 kB
Size

0
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

9 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
join.zksync.dev/
6 KB
2 KB
Document
General
Full URL
https://join.zksync.dev/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:10::6816:257e , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
860919a3acd806263d4fdb9de827e66bd3a0b8cfbed3b3eb4a0fef4d1e969f2f
Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

access-control-allow-credentials
true
access-control-allow-headers
DNT,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Range,Authorization
access-control-allow-methods
GET, PUT, POST, DELETE, PATCH, OPTIONS
access-control-allow-origin
*
access-control-max-age
1728000
alt-svc
h3=":443"; ma=86400
cf-cache-status
DYNAMIC
cf-ray
8398e4978e218ff2-FRA
content-encoding
gzip
content-type
text/html; charset=utf-8
date
Fri, 22 Dec 2023 14:00:46 GMT
server
cloudflare
strict-transport-security
max-age=15552000; includeSubDomains; preload
x-content-type-options
nosniff
bootstrap.min.css
cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/
160 KB
25 KB
Stylesheet
General
Full URL
https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css
Requested by
Host: join.zksync.dev
URL: https://join.zksync.dev/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:5914 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
62f74b1cf824a89f03554c638e719594c309b4d8a627a758928c0516fa7890ab
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://join.zksync.dev/
Origin
https://join.zksync.dev
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/120.0.6099.109 Safari/537.36

Response headers

date
Fri, 22 Dec 2023 14:00:46 GMT
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
age
1854014
x-jsd-version
5.1.3
content-encoding
br
x-cache
HIT
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
x-served-by
cache-fra-eddf8230028-FRA
x-jsd-version-type
version
server
cloudflare
etag
W/"28021-7Ba9Gb9K6bwuIzasQJpQO7varK0"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=B2kTGD83w7vrIUlKQ1NAmVCGld0UNEDSREUSs6oQcxhfgts6rpusXJ5Z0tBhe1bvIz4a66Z6oNWo9aIjCx8gDNs6dzlqJ4Sy%2BLtJl5oa8wrCLY9Z5gUdDXEqmnZgFyf87umMamHDZULRRLvLfdU%3D"}],"group":"cf-nel","max_age":604800}
content-type
text/css; charset=utf-8
access-control-allow-origin
*
access-control-expose-headers
*
cache-control
public, max-age=31536000, s-maxage=31536000, immutable
timing-allow-origin
*
cf-ray
8398e49a5bbc19af-FRA
bootstrap-icons.css
cdn.jsdelivr.net/npm/bootstrap-icons@1.7.1/font/
72 KB
10 KB
Stylesheet
General
Full URL
https://cdn.jsdelivr.net/npm/bootstrap-icons@1.7.1/font/bootstrap-icons.css
Requested by
Host: join.zksync.dev
URL: https://join.zksync.dev/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:5914 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
be31fb55d198f0a2bc969e70857e7ab9388e6dce6f26c2bea85a6cd827eae666
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://join.zksync.dev/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

date
Fri, 22 Dec 2023 14:00:46 GMT
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
age
3232594
x-jsd-version
1.7.1
content-encoding
br
x-cache
HIT
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
x-served-by
cache-fra-eddf8230110-FRA
x-jsd-version-type
version
server
cloudflare
etag
W/"11e37-2BuzfflUYTrGXGJG+W0eXAs5FMI"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=0L7S4gOpFTt4StF4Ia1IUDJeKgMRy3jn6z8fF3O%2F%2FUgL5MFRFDNWcMZuftuXkbUx1nGwd9Tl0pOQH%2FEw15iHwA8EiPP1Y4mUemR3Qg5acp8dKfT%2FY%2BLxt95HPIjaBYbUz%2BM5PZEbVVh23fFUjpQ%3D"}],"group":"cf-nel","max_age":604800}
content-type
text/css; charset=utf-8
access-control-allow-origin
*
access-control-expose-headers
*
cache-control
public, max-age=31536000, s-maxage=31536000, immutable
timing-allow-origin
*
cf-ray
8398e49a6cafbb44-FRA
api.js
www.google.com/recaptcha/
1 KB
1 KB
Script
General
Full URL
https://www.google.com/recaptcha/api.js
Requested by
Host: join.zksync.dev
URL: https://join.zksync.dev/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:82b::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
GSE /
Resource Hash
25b0db3d3b80dc803b5354bc6d22e96b849b83d53671517ae3f70119ec155bc7
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self'
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://join.zksync.dev/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

date
Fri, 22 Dec 2023 14:00:46 GMT
content-encoding
gzip
x-content-type-options
nosniff
content-security-policy
frame-ancestors 'self'
server
GSE
x-frame-options
SAMEORIGIN
content-type
text/javascript; charset=utf-8
cache-control
private, max-age=300
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
x-xss-protection
1; mode=block
expires
Fri, 22 Dec 2023 14:00:46 GMT
zksync-logo-full.svg
join.zksync.dev/static/
1 KB
721 B
Image
General
Full URL
https://join.zksync.dev/static/zksync-logo-full.svg
Requested by
Host: join.zksync.dev
URL: https://join.zksync.dev/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:10::6816:257e , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
560cd34b2631e3361be4eaa26fa95d08fb3c8576e7e80c4d7e7bade7c1e5673a
Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://join.zksync.dev/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

date
Fri, 22 Dec 2023 14:00:46 GMT
strict-transport-security
max-age=15552000; includeSubDomains; preload
x-content-type-options
nosniff
cf-cache-status
REVALIDATED
content-encoding
gzip
content-disposition
inline; filename=zksync-logo-full.svg
alt-svc
h3=":443"; ma=86400
last-modified
Mon, 29 May 2023 12:45:41 GMT
server
cloudflare
etag
W/"1685364341.0-1182-3337554997"
access-control-max-age
1728000
access-control-allow-methods
GET, PUT, POST, DELETE, PATCH, OPTIONS
content-type
image/svg+xml; charset=utf-8
access-control-allow-origin
*
cache-control
max-age=14400
access-control-allow-credentials
true
vary
Accept-Encoding
cf-ray
8398e499e8ab8ff2-FRA
access-control-allow-headers
DNT,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Range,Authorization
recaptcha__de.js
www.gstatic.com/recaptcha/releases/u-xcq3POCWFlCr3x8_IPxgPu/
505 KB
203 KB
Script
General
Full URL
https://www.gstatic.com/recaptcha/releases/u-xcq3POCWFlCr3x8_IPxgPu/recaptcha__de.js
Requested by
Host: www.google.com
URL: https://www.google.com/recaptcha/api.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:813::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
122bd7b997b91e56e9efd54743ffbeccefca5b8bb59c566d6ec63adf14be896e
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://join.zksync.dev/
Origin
https://join.zksync.dev
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/120.0.6099.109 Safari/537.36

Response headers

date
Thu, 21 Dec 2023 20:45:44 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
62102
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/recaptcha
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
207437
x-xss-protection
0
last-modified
Mon, 11 Dec 2023 05:01:12 GMT
server
sffe
cross-origin-opener-policy
same-origin-allow-popups; report-to="recaptcha"
vary
Accept-Encoding
report-to
{"group":"recaptcha","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/recaptcha"}]}
content-type
text/javascript
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
expires
Fri, 20 Dec 2024 20:45:44 GMT
anchor
www.google.com/recaptcha/api2/ Frame 3C06
42 KB
27 KB
Document
General
Full URL
https://www.google.com/recaptcha/api2/anchor?ar=1&k=6LeEcgsjAAAAADMI21yLYWmzjRdor7kL8850nwym&co=aHR0cHM6Ly9qb2luLnprc3luYy5kZXY6NDQz&hl=de&v=u-xcq3POCWFlCr3x8_IPxgPu&theme=light&size=normal&cb=held6caeiu9r
Requested by
Host: www.gstatic.com
URL: https://www.gstatic.com/recaptcha/releases/u-xcq3POCWFlCr3x8_IPxgPu/recaptcha__de.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:82b::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
GSE /
Resource Hash
2a1d9240d4a7d6a2954e01b4885908ca328a8f777b65d4a78b5c2c39eec131b0
Security Headers
Name Value
Content-Security-Policy script-src 'report-sample' 'nonce-dEI6M1hKuW-60zM4aNtzEA' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';object-src 'none';base-uri 'self';report-uri https://csp.withgoogle.com/csp/recaptcha/1
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://join.zksync.dev/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
cache-control
no-cache, no-store, max-age=0, must-revalidate
content-encoding
gzip
content-security-policy
script-src 'report-sample' 'nonce-dEI6M1hKuW-60zM4aNtzEA' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';object-src 'none';base-uri 'self';report-uri https://csp.withgoogle.com/csp/recaptcha/1
content-type
text/html; charset=utf-8
cross-origin-embedder-policy
require-corp
cross-origin-resource-policy
cross-origin
date
Fri, 22 Dec 2023 14:00:47 GMT
expires
Mon, 01 Jan 1990 00:00:00 GMT
pragma
no-cache
report-to
{"group":"recaptcha","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/recaptcha"}]}
server
GSE
x-content-type-options
nosniff
x-xss-protection
1; mode=block
styles__ltr.css
www.gstatic.com/recaptcha/releases/u-xcq3POCWFlCr3x8_IPxgPu/ Frame 3C06
55 KB
24 KB
Stylesheet
General
Full URL
https://www.gstatic.com/recaptcha/releases/u-xcq3POCWFlCr3x8_IPxgPu/styles__ltr.css
Requested by
Host: www.google.com
URL: https://www.google.com/recaptcha/api2/anchor?ar=1&k=6LeEcgsjAAAAADMI21yLYWmzjRdor7kL8850nwym&co=aHR0cHM6Ly9qb2luLnprc3luYy5kZXY6NDQz&hl=de&v=u-xcq3POCWFlCr3x8_IPxgPu&theme=light&size=normal&cb=held6caeiu9r
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:813::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
7859a62e04b0acb06516eb12454de6673883ecfaeaed6c254659bca7cd59c050
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.google.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

date
Fri, 22 Dec 2023 12:16:52 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
6235
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/recaptcha
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
24606
x-xss-protection
0
last-modified
Mon, 11 Dec 2023 05:01:12 GMT
server
sffe
cross-origin-opener-policy
same-origin-allow-popups; report-to="recaptcha"
vary
Accept-Encoding
report-to
{"group":"recaptcha","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/recaptcha"}]}
content-type
text/css
cache-control
public, max-age=31536000
accept-ranges
bytes
expires
Sat, 21 Dec 2024 12:16:52 GMT
recaptcha__de.js
www.gstatic.com/recaptcha/releases/u-xcq3POCWFlCr3x8_IPxgPu/ Frame 3C06
166 KB
0
Script
General
Full URL
https://www.gstatic.com/recaptcha/releases/u-xcq3POCWFlCr3x8_IPxgPu/recaptcha__de.js
Requested by
Host: www.google.com
URL: https://www.google.com/recaptcha/api2/anchor?ar=1&k=6LeEcgsjAAAAADMI21yLYWmzjRdor7kL8850nwym&co=aHR0cHM6Ly9qb2luLnprc3luYy5kZXY6NDQz&hl=de&v=u-xcq3POCWFlCr3x8_IPxgPu&theme=light&size=normal&cb=held6caeiu9r
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:813::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.google.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

date
Thu, 21 Dec 2023 20:45:44 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
62103
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/recaptcha
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
207437
x-xss-protection
0
last-modified
Mon, 11 Dec 2023 05:01:12 GMT
server
sffe
cross-origin-opener-policy
same-origin-allow-popups; report-to="recaptcha"
vary
Accept-Encoding
report-to
{"group":"recaptcha","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/recaptcha"}]}
content-type
text/javascript
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
expires
Fri, 20 Dec 2024 20:45:44 GMT

Verdicts & Comments Add Verdict or Comment

9 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| documentPictureInPicture function| alertSuccess object| ___grecaptcha_cfg object| grecaptcha string| __recaptcha_api boolean| __google_recaptcha_client object| recaptcha object| closure_lm_323103

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