algosoc.org

.org crawl

First seen 2026-04-21 · Last seen 2026-05-18 · ok HTTP/1.1 200 2971 ms crawled 2026-05-15

NL · 213.108.104.116 · AS47172 Greenhost BV

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Homepage | AlgoSoc
Language: nl

Open Graph

url: Homepage
title: Homepage | AlgoSoc
locale: nl_NL
site name: Algosoc

Technology

Server: Apache

Fonts

Google Fonts

Social widgets

Vimeo Embed

Third-party hosts loaded (7)

fonts.googleapis.com×2
cdn.jsdelivr.net×1
fonts.gstatic.com×1
player.vimeo.com×1
queue.simpleanalyticscdn.com×1
scripts.simpleanalyticscdn.com×1
static.elfsight.com×1

Social

Contact

Phone

024.005.017

Registration

Registrar

Metaregistrar BV

Created

2022-10-24

Expires

2026-10-24 158 days left

Updated

2025-11-02

Name servers

ns1.greenhost.nl
ns2.greenhost.net
ns3.greenhost.nl

DNS records live

NS

ns1.greenhost.nl
ns2.greenhost.net
ns3.greenhost.nl

MX

10 mx1.greenhost.nl
10 mx2.greenhost.nl

Email authentication weak

SPF

v=spf1 include:spf.greenhost.nl include:sendgrid.net include:surfsara.nl include:_spf.surfmailfilter.nl ~all

softfail (~all)

DMARC

not published

DKIM

mail: v=DKIM1; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDIWEbv1aTAjNZYF2yaJYW5+XNd73l+wgv6WScEQegZ7XrPtwMqxxPxircOmDG8yWgtxIExsK4q4/XXPCeK1b9N5XupY…
s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxGQTYF2tj93Bm3kI210JxN9RryAgQHphrr1RKydlf6hoxEHJc0IAD5xtclbAOkPpxx/N+ntcVhexD9szKS…
s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4Hg+TtecSiGGwMVNtO/tkOLhXWAw4168SXs+19Y8qPFV1udp7OpWWLeeyVaCD5H8aetJgk89XJpjpvbbnT…

selectors probed

Certificate (current)

R13

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

Expires in 50 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://algosoc.org/

findings

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