53gradennoord.nl

.nl crawl

First seen 2026-05-16 · Last seen 2026-05-27 · ok HTTP/1.1 200 7775 ms crawled 2026-05-20

NL · 85.10.131.192 · AS20857 Signet B.V.

Reputation 94/100 dmarc monitor-only

sector b2b services type homepage

HTML metadata

Title: Marketing- en Reclamebureau Amsterdam & Texel - 53 Graden Noord
Description: 53 Graden Noord is een full-service internet- en reclamebureau met een vestiging in Amsterdam en op Texel. Gespecialiseerd in websites, ontwerp en drukwerk.
Language: nl
Generator: concrete5
Canonical: https://www.53gradennoord.nl/

Technology

Server: Apache

Analytics

Google Tag Manager
Statcounter

Third-party hosts loaded (8)

c.statcounter.com×1
cdn.onlinesucces.nl×1
downloads-global.3cx.com×1
maxcdn.bootstrapcdn.com×1
plus.google.com×1
www.facebook.com×1
www.googletagmanager.com×1
www.statcounter.com×1

Social

Contact

Email

Phone

DNS records live

NS

dns1.53n.nl
dns2.53n.nl

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

Verified for

Google

Email authentication partial

SPF

v=spf1 include:_spf.google.com include:spf.mailservice.snelstart.nl include:servers.mcsv.net ip4:84.22.105.19 ip4:94.75.244.176 ip4:194.33.112.251 ip6:2001:7b8:60c:0:4:47:295:6 ip6:2a02:2770:17:0:21a:4aff:fef5:6971 ip4:46.165.223.16 ip6:2a01:7c8:aabd:b1:5054:ff:fe56:2f3a ip4:37.97.149.101 ip6:2a01:7c8:bb02:63c:0:0:0:1 ip4:93.119.13.126 ip6:2a01:7c8:bb09:2c8:5054:ff:fe0c:67e9  ip6:fe80:0:0:0:250:56ff:fe84:672a ip4:37.97.152.116 ip4:136.144.181.52 ip6:2a01:7c8:aac6:59:5054:ff:feec:f31f ip4:37.97.152.116 ip6:2a01:7c8:aabd:34d:5054:ff:fe88:145f ~all

softfail (~all)

DMARC

v=DMARC1; p=none; sp=none;

policy: none (monitoring only) · sp=none

DKIM

k1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbNrX2cY/GUKIFx2G/1I00ftdAj713WP9AQ1xir85i89sA2guU0ta4UX1Xzm06XIU6iBP41VwmPwBGRNofhBVR+e6WHUo…

selectors probed

Certificate (current)

from 2026-05-02 to 2026-07-31

Expires in 61 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 95/100 Checked live page: https://www.53gradennoord.nl/

present

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

findings

weak frame protection

Header values

referrer-policy: no-referrer-when-downgrade
x-frame-options: SAMEORIGIN, SAMEORIGIN
permissions-policy: geolocation=*, midi=(), sync-xhr=(self "https://53gradennoord.nl" "https://www.53gradennoord.nl"), microphone=(), camera=(), magnetometer=(), gyroscope=(), payment=(), fullscreen=(self "https://53gradennoord.nl" "https://www.53gradennoord.nl")
x-content-type-options: nosniff
content-security-policy: block-all-mixed-content
strict-transport-security: max-age=31536000