landauer.com

.com crawl

First seen 2026-04-15 · Last seen 2026-05-16 · ok HTTP/1.1 200 1617 ms crawled 2026-05-10

US · 23.185.0.1 · AS54113 Fastly, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title

Radiation Monitoring Services & Detection Devices

Description

LANDAUER provides integrated radiation safety products, dosimetry solutions, and medical physics consulting. For over 65 years LANDAUER has provided unparalleled expertise and client support.

Language

Generator

Drupal 10 (https://www.drupal.org)

Canonical

https://www.landauer.com/

Translations

Technology

CDN: Cloudflare
CMS: Drupal

Analytics

Google Tag Manager

Fonts

Adobe Fonts

Third-party hosts loaded (5)

cdn.optimizely.com×1
kit.fontawesome.com×1
maxcdn.bootstrapcdn.com×1
use.typekit.net×1
www.googletagmanager.com×1

Contact

Phone

1-800-323-8830

Registration

Registrar

Network Solutions, LLC

Created

1995-08-07

Expires

2028-08-06 810 days left

Updated

2023-06-07

Name servers

ns71.worldnic.com
ns72.worldnic.com

DNS records live

NS

ns71.worldnic.com
ns72.worldnic.com

MX

10 mxa-001d2f02.gslb.pphosted.com
10 mxb-001d2f02.gslb.pphosted.com

TXT

Show 20 TXT records

bc26shvgpmfq26w6rjcbbdx5g0l60hkk
MS=ms34004437
flexera-domain-verification-sjinvcdjifbnzlby
uqf53u0fhju056ss4jglh2sup5
atlassian-domain-verification=aFqZRkAg10BNJtEWugNVVI8u51DJmoGwcp5A/pawmoHAxzrJ/bf1WCmOxJNH9bZ1
_p82pe42g7f7xy52f16k34xcyqvrk20s
9nrvn3s56dlq7kou8rreucucas
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCyJsuBQRnWlYEaoaVLA1KFLSZmkEQ0ZvDTzO7o61CYHrMf0JcRYAXjIpsfKLLzYa+wKaRTAMihktNweI5z7mcYRmGh5xnFo/g/jusswmqwKSZFVVlZa4T+rG5ZJfNjfohuakX6QVw40ncOMpP7iHmENYExf2/AjUAFMUDeGQ57FwIDAQAB
l1eig5puqtp5cqemv74bf001fn
8dnb2jh83dlhtdy38x7h871mq8dnp1tb
_13u976q4mhuta8p2v9qj35mq6sltm42
google-site-verification=0l-OfcbvpP5OqnezFhU4t6he8EfFyX-lL11wSy4Hwj4
citrix-verification-code=1ee32474-0039-4fcb-aa4c-8cb71a984506
cursor-domain-verification-kph1h4=QhZWmiHj4aGERlez6wke0rYkK
doe7jjv7l2dbsi84odv332j5od
PMayh67PV9BGFp1f72nGuFsmxR4dH9iKgUY6e5zfa5WFB3Mg1vLGVW0RbtroH1CP08CFnx8Mzt/JV21E/WzW6g==
DsKZ72ToFc91SIjlptZSLZUf3xnYWPH4kivQI7wplkYvmkluaPRK4d41nnKFoVNwEVmIlS9QF7sgA9kbMJ/LbQ==
1p1dgu5n266abgehrbacou9qu7
kgk6hhk3mqanidpca3b65q8edg
m4l3lhj3g8idkcd39u1s4ppg9m

Email authentication strong

SPF

v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all

softfail (~all)

DMARC

v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com

policy: reject (enforced)

DKIM

s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzlvKKmWA9T9kP5fUIunvDzcv6ozIrIWocFAXrXiuF+MNB9S8Z6fZK2G8mcTlEd/OhnqAu9nJ2e3Doh6RNi…
s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDL94hYIULhNhWP68XLspjPKWaYHUJrwN/CisRqHA24cppfkAJtHr/+dlxX/whruO2IJhP9GH5YA298DzfwEuNkKK…

selectors probed

Certificate (current)

R13

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

Expires in 73 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://www.landauer.com/

present

x-frame-options
x-content-type-options

findings

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

Header values

x-frame-options: ALLOW-FROM https://ecr2020.expo-ip.com
x-content-type-options: nosniff