isi.net

.net crawl

First seen 2026-04-15 · Last seen 2026-05-18 · ok HTTP/1.1 200 7437 ms crawled 2026-05-10

US · 216.137.183.51 · AS55293 A2 Hosting, Inc.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title: Home :: Independent Schools Inspectorate
Description: ISI is appointed by the Department for Education to inspect association independent schools in England and British schools overseas. We are also appointed by the Home Office to inspect colleges and language schools in England and Wales.
Language: en-GB
Canonical: https://www.isi.net/

Technology

Server: Apache

Analytics

Google Tag Manager

Cookie consent

OneTrust

Third-party hosts loaded (2)

cdn-ukwest.onetrust.com×1
www.googletagmanager.com×1

Contact

Email

info@isi.net

Phone

0207 600 0100

Registration

Registrar

GoDaddy.com, LLC

Created

2003-08-27

Expires

2029-08-27 1196 days left

Updated

2024-08-27

Name servers

ns75.domaincontrol.com
ns76.domaincontrol.com

DNS records live

NS

ns75.domaincontrol.com
ns76.domaincontrol.com

MX

0 isi-net.mail.protection.outlook.com
50 d210770.a.ess.uk.barracudanetworks.com
50 d210770.b.ess.uk.barracudanetworks.com

TXT

Show 11 TXT records

MS=C02290D421FB832202521C83B2877C4B7C130EB7
tpnu63vlk1edl8hnkbrl3olf9o
google-site-verification=5o1SrXTZeANk86fmUnRVjlroN2POiggw5rvMAQEEi3Q
MS=ms94534000
google-site-verification=EqUFI8Az66yYYTgpSWQTooSkbVGjOZTOajdB7rwPyKA
1password-site-verification=TYOZXQZNCZCIZIAJEFQDOXEEIQ
/Lh0Z8QdLdVHqwlCGgwlTJT7V8rPvv6Xc/+pWe8If23HEK1tpIesP909TQ8VnPwhe//OYjhz95Uz/UsYQL1hzQ==
access-domain-verification=7b017151938563a4244576221268c38598c6c3b8863c3c5f3d9c297b818ad439
MS=ED93C06482D8ECAD5305BD4CE39B37263528997F
v=verifydomain MS=4088496
apple-domain-verification=Xqw81YLeaxWBbSsL

Email authentication partial

SPF

v=spf1 mx ip4:31.221.13.32/28 ip4:94.236.73.43 ip4:85.13.200.200/30 ip4:85.13.200.204/32 ip4:178.78.120.21 ip4:81.201.130.7 ip4:185.96.93.126 ip4:162.212.134.133 ip4:162.212.134.134 include:spf.ess.uk.barracudanetworks.com include:spf.protection.outlook.com ~all

softfail (~all)

DMARC

v=DMARC1; p=none; rua=mailto:ewfx5usm6q@rua.powerdmarc.com; ruf=mailto:ewfx5usm6q@ruf.powerdmarc.com; fo=1;

policy: none (monitoring only)

DKIM

Show 4 DKIM selectors

selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmFg4e84FQmyBn6BY5wv08Kjp/tbMmyjZCk9o1BswwqpGwEHBEIOLlyehjnZrCMuBOlr1j/HF6nBEgF…
k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtvLS4P6YVtvHs2IowrpiN8H9YHBIMfVmfY83/0BYkvmco6X7ba0GH2iJf8frtv6+1Ol/zPJs/mmSn8kBUF…
s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA38cB5AYkXT+t2vMgnPe/kd0Kj1yWpoEUavuOKwbRkPgCwgIxXZZVhXfkAV5S2ziXyQakeTsQEXD5zbhmcd…

selectors probed

Certificate (current)

R13

from 2026-03-15 to 2026-06-13

Expires in 25 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://www.isi.net/

present

strict-transport-security
content-security-policy
x-frame-options
x-content-type-options
referrer-policy

findings

CSP uses wildcard sources
missing Permissions Policy

Header values

referrer-policy: no-referrer
x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
content-security-policy: frame-ancestors 'self' *.isi.net
strict-transport-security: max-age=63072000; includeSubDomains