stackupdigital.co.uk

.uk crawl

First seen 2026-04-11 · Last seen 2026-05-18 · ok HTTP/1.1 200 1058 ms crawled 2026-05-18

US · 76.76.21.21 · AS16509 Amazon.com, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: Website Design and Development Agency UK - StackUp Digital
Description: StackUp Digital are a website design and development agency specialising in custom built websites for forward-thinking companies and eCommerce Brands on Shopify
Language: en
Generator: Astro v5.16.3
Canonical: https://www.stackupdigital.co.uk/

Open Graph

url: https://www.stackupdigital.co.uk/
title: Website Design and Development Agency UK - StackUp Digital
description: StackUp Digital are a website design and development agency specialising in custom built websites for forward-thinking companies and eCommerce Brands on Shopify

Technology

CDN: Vercel

Analytics

Google Tag Manager

Third-party hosts loaded (3)

cdn.sanity.io×40
static.klaviyo.com×1
www.googletagmanager.com×1

Social

Contact

Email

Phone

+44 (0) 1642 262777

Registration

Registrar

Namecheap, Inc.

Created

2020-07-24

Expires

2026-07-24 65 days left

Updated

2025-06-24

Name servers

dns1.p06.nsone.net.
dns2.p06.nsone.net.
dns3.p06.nsone.net.
dns4.p06.nsone.net.

DNS records live

NS

dns1.p06.nsone.net
dns2.p06.nsone.net
dns3.p06.nsone.net
dns4.p06.nsone.net

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

klaviyo-site-verification=R93Ein
mlsend._domainkey.stackupdigital.co.uk

Verified for

Google

Email authentication weak

SPF: v=spf1 +a +mx +ip4:77.72.1.14 ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R12

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

Expires in 55 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.stackupdigital.co.uk/

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