indexo.dev

supermetal.io

.io crawl

First seen 2026-04-11 · Last seen 2026-05-18 · ok HTTP/1.1 200 2888 ms crawled 2026-05-18

US · 104.21.15.179 · AS13335 Cloudflare, Inc.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Supermetal - High Performance Data Replication Platform Built in Rust
Description
Supermetal is a high performance data replication platform built in Rust. Move terabytes of data with minimal resources using our CDC solution. Single binary, zero dependencies.
Language
en
Canonical
https://supermetal.io
Feeds

Open Graph

url
https://supermetal.io
title
Supermetal - High Performance Data Replication Platform
locale
en_US
site name
Supermetal
description
Move terabytes of data with minimal resources using our Rust-based CDC platform. Single binary, zero dependencies.

Technology

CDN
Cloudflare
CMS
Next.js

Third-party hosts loaded (1)

  • cdn.lottielab.com×4

DNS records live

NS
  • khalid.ns.cloudflare.com
  • rafe.ns.cloudflare.com
MX
  • 1 aspmx.l.google.com
  • 10 aspmx2.googlemail.com
  • 10 aspmx3.googlemail.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
Show 4 TXT records
  • MS=ms18620250
  • google-site-verification=2d6EKW7WhTJYkx7fKyD8HXInvY_XGo010n7ZZOsBmAY
  • google-site-verification=Pr2vhRtTwsUmubmMP39wLCt7Q9NzBepeYF5Mr2u2XhE
  • linkedin-site-verification=6a5ba06c-0b98-4f50-8b2a-b774f6b24425

Email authentication partial

SPF
v=spf1 include:_spf.google.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=mailto:dmarc-reports@supermetal.io
policy: none (monitoring only)
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAgmuA21xz7j2ZUV/dX61aWHlebtd4W1NIxUCVYQyminESeDtd7pVLfDob2+vt/G9/g/LY1m6THCdHN2…
selectors probed

Certificate (current)

WE1
from 2026-05-07 to 2026-08-05
Expires in 78 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://supermetal.io/

present
  • x-content-type-options
  • referrer-policy
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing Permissions Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-content-type-options
nosniff

Linked from (1)