indexo.dev

utfs.io

.io crawl

First seen 2026-04-22 · Last seen 2026-05-13 · ok HTTP/1.1 200 554 ms crawled 2026-05-16

US · 104.21.14.200 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
UploadThing
Language
en

Technology

CDN
Cloudflare

Third-party hosts loaded (1)

  • cdn.tailwindcss.com×1

Contact

Email

DNS records live

NS
  • rosemary.ns.cloudflare.com
  • seth.ns.cloudflare.com
TXT
  • google-site-verification=dkXywIuHJkDIvvONVC-U-HlkSTnyMNyR7N1vLnuQVK8

Email authentication no MX

SPF
v=spf1 -all
strict (-all)
DMARC
v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; fo=1; rua=postmaster@utfs.io; ruf=dmarc@utfs.io
policy: reject (enforced) · sp=reject
DKIM
Show 12 DKIM selectors
  • default: v=DKIM1; p=
  • google: v=DKIM1; p=
  • selector1: v=DKIM1; p=
  • selector2: v=DKIM1; p=
  • k1: v=DKIM1; p=
  • k2: v=DKIM1; p=
  • mail: v=DKIM1; p=
  • dkim: v=DKIM1; p=
  • s1: v=DKIM1; p=
  • s2: v=DKIM1; p=
  • mxvault: v=DKIM1; p=
  • smtpapi: v=DKIM1; p=
selectors probed

Certificate (current)

WE1
from 2026-04-14 to 2026-07-13
Expires in 55 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://utfs.io/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (1)

Linked from (1)