captainbook.io

.io crawl

First seen 2026-05-15 · Last seen 2026-05-20 · ok HTTP/1.1 200 2124 ms crawled 2026-05-20

NL · 31.43.160.6 · AS16509 Amazon.com, Inc.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title: CaptainBook: Innovative Online Booking Software for Tours and Activities
Description: Manage your tour and activity bookings with CaptainBook's all-in-one platform. Increase your bookings, & enhance customer satisfaction with guide scheduling, digital waivers, and automated communications.
Language: en
Generator: Framer e85a4e6
Canonical: https://www.captainbook.io/

Open Graph

url: https://www.captainbook.io/
title: CaptainBook: Innovative Online Booking Software for Tours and Activities
description: Manage your tour and activity bookings with CaptainBook's all-in-one platform. Increase your bookings, & enhance customer satisfaction with guide scheduling, digital waivers, and automated communications.

Technology

Server: Framer

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (4)

framerusercontent.com×235
events.framer.com×1
fonts.gstatic.com×1
www.googletagmanager.com×1

Social

DNS records live

NS

ns-1112.awsdns-11.org
ns-2016.awsdns-60.co.uk
ns-389.awsdns-48.com
ns-560.awsdns-06.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

lemlist-verif=3d1fe16d

Verified for

Apple
Brevo
Google

Email authentication partial

SPF: v=spf1 include:_spf.google.com ~all
softfail (~all)
DMARC: v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.com
policy: none (monitoring only)
DKIM: no key found at common selectors

Certificate (current)

from 2026-04-09 to 2026-07-08

Expires in 49 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://www.captainbook.io/

present

strict-transport-security
x-content-type-options

findings

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

Header values

x-content-type-options: nosniff
strict-transport-security: max-age=31536000