arjo.dev

.dev crawl

First seen 2026-04-15 · Last seen 2026-05-11 · ok HTTP/1.1 200 1467 ms crawled 2026-05-10

US · 76.76.21.21 · AS16509 Amazon.com, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: Umbraco Specialists | arjo.dev
Description: Website development, Umbraco specialists offering build, hosting and maintenance.
Language: en

Technology

CDN: Vercel

Fonts

Google Fonts

Third-party hosts loaded (2)

fonts.googleapis.com×2
fonts.gstatic.com×1

Contact

Email

DNS records live

NS

emma.ns.cloudflare.com
ignat.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

TXT

google-site-verification=jBpNB4ffxGA2PPnu4KxxBEm0eUUoabANKXqGZ7QXABs

Email authentication weak

SPF

v=spf1 include:spf.mailjet.com include:_spf.google.com ~all

softfail (~all)

DMARC

not published

DKIM

google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtXejl5xyvEhkUYHWkJthw5r0B+27TLfQon6kxMYlcN+wCfJOwOUV7Lw2BLrCcJW1QajLRdxdlnYmxx…

selectors probed

Certificate (current)

R13

from 2026-04-24 to 2026-07-23

Expires in 64 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://arjo.dev/

present

strict-transport-security

findings

missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

strict-transport-security: max-age=63072000