dulwich.org.uk

.uk crawl

First seen 2026-04-30 · Last seen 2026-05-15 · ok HTTP/1.1 200 3601 ms crawled 2026-05-08

US · 104.17.71.73 · AS13335 Cloudflare, Inc.

Reputation 100/100

Classifying

HTML metadata

Title: Dulwich College - Independent School for boys
Description: A warm welcome to Dulwich College, an academically selective independent school with an ethos of equity, excellence and service.
Language: en-US
Canonical: https://www.dulwich.org.uk/senior-school

Open Graph

url: https://www.dulwich.org.uk/senior-school
title: Dulwich College - Independent School for boys
description: A warm welcome to Dulwich College, an academically selective independent school with an ethos of equity, excellence and service.

Technology

CDN: Cloudflare
CMS: Gatsby

Analytics

Cloudflare Insights
Google Tag Manager

Cookie consent

Termly

Third-party hosts loaded (7)

app.termly.io×1
ask.ai.finalsite.com×1
script.crazyegg.com×1
sky.blackbaudcdn.net×1
static.cloudflareinsights.com×1
www.facebook.com×1
www.googletagmanager.com×1

Social

Contact

Email

enquiries@dulwich.org.uk

Phone

Address

st NewsInaugural TEDxDulwich College Youth Event4March,2026

Registration

Registrar

British Telecommunications plc t/a BTNET

Created

1996-10-01

Expires

2027-10-01 499 days left

Updated

2025-09-24

Name servers

ns0.bt.net.
ns1.bt.net.
ns2.bt.net.

DNS records live

NS

ns0.bt.net
ns1.bt.net
ns2.bt.net

MX

10 eu-smtp-inbound-1.mimecast.com
20 eu-smtp-inbound-2.mimecast.com
30 relay1.bt.net
30 relay2.bt.net
30 relay3.bt.net

TXT

Show 9 TXT records

_4vvgk8pq2finmp0u8u7xambyrk3588s
adobe-idp-site-verification=c07a1516d171ee3bddf71799c37ba0eaa45f3e5bc62115c4d0989517487820ad
apple-domain-verification=zs0OqXTEiTTbubL7
_hleopdb4rcpnuvxcofosym6j1pj9ev0
MS=ms26263101
9n2agd27mkk4v2iuuep1k1mvtr
_ymbw30novtqkpo5qsz21bb8kg4z7vau
0xKnGcaRXlNtcV4pjOF4zh8949maasZfvKw/FvKHYOxrSfjEYGeoOhXHVcP9mY3gk9uEMa9rCYiZkuX45Pe2PA==
_r2yfqjqfbrqyn9e8s8bbdt11xzohyia

Email authentication strong

SPF

v=spf1 include:spf.protection.outlook.com include:eu._netblocks.mimecast.com include:spf.nitrosell.com include:outboundmail.blackbaud.net ~all

softfail (~all)

DMARC

v=DMARC1; p=quarantine; rua=mailto:73b724d3e5b2648@rep.dmarcanalyzer.com; ruf=mailto:73b724d3e5b2648@for.dmarcanalyzer.com; fo=1;

policy: quarantine

DKIM

selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDNIBtPPJj8P2OelZP04hXVX98v1ZpI+1KRf825NRg8n3M+x/GLc9YbEJf2ucQwKTY7beRL3Qvv8hz3i1O1Qh…
k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…

selectors probed

Certificate (current)

from 2026-05-08 to 2026-08-06

Expires in 78 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 95/100 Checked live page: https://www.dulwich.org.uk/senior-school

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: SAMEORIGIN
x-content-type-options: nosniff
content-security-policy: frame-ancestors 'self';
strict-transport-security: max-age=31536000