4o3a.com

.com crawl

First seen 2026-04-14 · Last seen 2026-05-16 · ok HTTP/1.1 200 2172 ms crawled 2026-05-07

DE · 54.93.190.50 · AS16509 Amazon.com, Inc.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title: 4O3A Signature - Home
Description: 4O3A designs and manufactures high-quality accessories and solutions for your shack. Created by world-class contesters and engineered for reliability, they can push your contest scores higher.
Language: en-gb
Canonical: https://4o3a.com/

Technology

Server: Apache
CMS: Joomla

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (4)

fonts.googleapis.com×2
kit.fontawesome.com×1
maxcdn.bootstrapcdn.com×1
www.googletagmanager.com×1

Social

Contact

Phone

+382 68 380 000

Registration

Registrar

GoDaddy.com, LLC

Created

2008-03-31

Expires

2027-03-31 316 days left

Updated

2026-04-02

Name servers

ns01.domaincontrol.com
ns02.domaincontrol.com

DNS records live

NS

ns01.domaincontrol.com
ns02.domaincontrol.com

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

Show 4 TXT records

google-site-verification=zp3QRYoUva4CNp_3n3NjjeHDM9fxC7SpsJzzEVJMvAE
D5108645
google-site-verification=mjR5Ac4EZQAjtQyONUGpgE0fDBUfKElIY9-zYWzYk6I
google-site-verification=1e8On43yuVujh8rePg9Xqn2FfgUjCjPa_S9YHr30B5w

Email authentication strong

SPF

v=spf1 include:_spf.google.com ~all

softfail (~all)

DMARC

v=DMARC1; p=none

policy: none (monitoring only)

DKIM

google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqAMAQUnDT27/d7maeIh9zewHVwysFN2HqribInyuHMpCi140qfXKbbrHzqeK/QLz3VmfJ7Q07BEPdF…

selectors probed

Certificate (current)

R13

from 2026-03-21 to 2026-06-19

Expires in 32 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://4o3a.com/

present

x-content-type-options
permissions-policy

findings

missing HSTS
missing Content Security Policy
missing frame protection
missing Referrer Policy

Header values

permissions-policy: interest-cohort=()
x-content-type-options: nosniff