indexo.dev

sembo.co.uk

.uk crawl

First seen 2026-04-26 · Last seen 2026-05-19 · ok HTTP/1.1 200 1232 ms crawled 2026-05-19

SE · 62.20.97.133 · AS3301 Telia Company AB

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Book your trip with Sembo - Book Holidays, Hotels and Flights
Description
Find and book affordable holidays, hotels, and flights in one place. Sembo offers flexible booking, trusted support, and great deals for every traveller.
Language
en
Canonical
https://www.sembo.co.uk/
Translations
  • da-dk
  • de-at
  • de-ch
  • de-de
  • en-au
  • en-ca
  • en-gb
  • en-ie
  • en-nz
  • en-us
  • es-es
  • fi-fi
  • fr-fr
  • hu-hu
  • nl-nl
  • no-no
  • pl-pl
  • pt-pt
  • sv-se

Open Graph

url
https://www.sembo.co.uk/
title
Book your trip with Sembo - Book Holidays, Hotels and Flights

Technology

Server
nginx
CMS
Next.js
Analytics
  • Google Tag Manager
Cookie consent
  • Osano
Third-party hosts loaded (24)
  • cdn.sanity.io×88
  • sembo-inspire-apis.sembo.travel×28
  • checkoutshopper-live.adyen.com×6
  • www.sembo.com×2
  • ch.sembo.com×1
  • cmp.osano.com×1
  • flagcdn.com×1
  • www.googletagmanager.com×1
  • www.sembo.at×1
  • www.sembo.ca×1
  • www.sembo.com.au×1
  • www.sembo.de×1
  • www.sembo.dk×1
  • www.sembo.es×1
  • www.sembo.fi×1
  • www.sembo.fr×1
  • www.sembo.hu×1
  • www.sembo.ie×1
  • www.sembo.nl×1
  • www.sembo.no×1
  • www.sembo.nz×1
  • www.sembo.pl×1
  • www.sembo.pt×1
  • www.sembo.se×1

Contact

Phone
Address
st from us! Get travel tips, inspiration, and access to exclusive offers.Subscribe©2026

Registration

Registrar
Abion AB
Created
2008-10-27
Expires
2026-10-27 160 days left
Updated
2025-10-20
Name servers
  • dns01.dipcon.com.
  • dns02.ports.se.
  • dns03.ports.se.
  • dns04.ports.net.

DNS records live

NS
  • dns01.dipcon.com
  • dns02.ports.se
  • dns03.ports.se
  • dns04.ports.net
MX
  • 10 aspmx.l.google.com
  • 20 alt1.aspmx.l.google.com
  • 20 alt2.aspmx.l.google.com
  • 30 aspmx2.googlemail.com
  • 30 aspmx3.googlemail.com
TXT
  • google-site-verification=pEDdI4H6e_Q3gDAX67pKoNPuNWSENnwlGa6aYSZuJ0M
  • google-site-verification=wb3ZA8YZ-eX6ALRmCc_8MiUm5725uPh1pTCxYBC7_Ac
  • MS=ms78364237

Email authentication partial

SPF
v=spf1 mx ip4:62.20.97.130 ip4:88.131.62.128/25 ip4:217.151.206.82 ip4:49.13.83.105 ip4:128.140.125.183 include:sendgrid.net include:carmamail.com include:_spf.google.com include:spf.sitel.com include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1;p=none;sp=none;pct=100;rua=mailto:dmarc@sembo.se;ruf=mailto:dmarc@sembo.se;ri=86400;aspf=r;adkim=r;fo=1
policy: none (monitoring only) · sp=none
DKIM
Show 4 DKIM selectors
  • google: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCip625TpaSsidFUYBM+v0Mus25/G73CVg9jSTxm1bjnkaYJWjATbV213bzGmKDvtdYsbIXvpkKtrmvq5bXWR…
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxpYnhtcwK7GtGAbakk/IthUc4aKmeySqspDwyl4Z3O8+G6t1VtSRX9JTqXgUwH6lh5CVKQbRpzLFAqiMIe…
  • s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwepq+VCIW+VOr3C8OWWK7XPALc2K7c/NO0fNzNAc9RXciX3uNiTxh1fnUdi/jEaFGgy0QOzqtyjkI06oXU…
selectors probed

Certificate (current)

R12
from 2026-04-20 to 2026-07-19
Expires in 61 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.sembo.co.uk/

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

Links to (2)

Linked from (1)