zkbridge.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 1241 ms crawled 2026-05-19

US · 104.21.18.103 · AS13335 Cloudflare, Inc.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title: zkBridge
Language: en

Technology

CDN: Cloudflare

Analytics

Cloudflare Insights
Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (4)

fonts.googleapis.com×2
static.cloudflareinsights.com×2
fonts.gstatic.com×1
www.googletagmanager.com×1

Registration

Registrar

GoDaddy.com, LLC

Created

2022-08-19

Expires

2035-08-19 3377 days left

Updated

2025-08-27

Name servers

jose.ns.cloudflare.com
nucum.ns.cloudflare.com

DNS records live

NS

jose.ns.cloudflare.com
nucum.ns.cloudflare.com

MX

1 aspmx.l.google.com
10 alt3.aspmx.l.google.com
10 alt4.aspmx.l.google.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

Email authentication weak

SPF: not published
DMARC: v=DMARC1; p=none; rua=mailto:antonio@polyhedra.network; ruf=mailto:antonio@polyhedra.network;
policy: none (monitoring only)
DKIM: no key found at common selectors

Certificate (current)

WE1

from 2026-04-15 to 2026-07-14

Expires in 54 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 95/100 Checked live page: https://zkbridge.com/

present

strict-transport-security
content-security-policy
x-frame-options
x-content-type-options
referrer-policy

findings

missing Permissions Policy

Header values

referrer-policy: strict-origin-when-cross-origin
x-frame-options: DENY
x-content-type-options: nosniff
content-security-policy: frame-ancestors 'none';
strict-transport-security: max-age=31536000; includeSubDomains