indexo.dev

penspen.com

.com crawl

First seen 2026-04-20 · Last seen 2026-05-16 · ok HTTP/1.1 200 2665 ms crawled 2026-05-13

GB · 108.61.197.136 · AS20473 The Constant Company, LLC

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Home - Penspen
Description
Penspen designs, maintains, and optimises energy infrastructure to improve access to secure and sustainable energy for communities worldwide.
Language
en
Generator
WordPress 6.9.4
Canonical
https://www.penspen.com/
Feeds

Open Graph

url
https://www.penspen.com/
title
Home
locale
en_GB
site name
Penspen
description
Penspen designs, maintains, and optimises energy infrastructure to improve access to secure and sustainable energy for communities worldwide.

Technology

Server
nginx
CMS
WordPress
Analytics
  • Google Tag Manager
Fonts
  • Adobe Fonts

Third-party hosts loaded (3)

  • cdn.jsdelivr.net×3
  • use.typekit.net×2
  • www.googletagmanager.com×2

Social

Contact

Email
Phone
Address
rd Terms and Conditions© 2026

Registration

Registrar
Total Web Solutions Limited
Created
1997-07-25
Expires
2026-07-24 65 days left
Updated
2025-07-25
Name servers
  • ns0.spacemonsters.com
  • ns1.spacemonsters.com
  • ns2.spacemonsters.com

DNS records live

NS
  • ns0.spacemonsters.com
  • ns1.spacemonsters.com
  • ns2.spacemonsters.com
MX
  • 0 penspen-com.mail.protection.outlook.com
TXT
Show 15 TXT records
  • MS=ms48061137
  • qno1dln1a73g98tou5ka7ito8a
  • 3sskkh324i470errlqq117eets
  • atlassian-sending-domain-verification=94925746-7f4d-47ee-9abc-d187a08ca2f6
  • d365mktkey=2yacqstr8t8h9qwofsd3crt1d
  • bw=Shwb0dlMvXr86XBL5JZ6T9geYvvLT78P4liorh9oyRSM
  • V5SL4PD2LS8IHUYLPAW44KHG3XDBGVGGAMYOSJCM
  • 7n4t2chvm5iqgflgfmqcj72nnj
  • openai-domain-verification=dv-SlDXamFQV2c0DLCxtXv8GXoL
  • qYmoMpugUEHVNiElpQ/5lmJbQ6gtFEhX9JSKaQUc5LWLReUeXsJ3fSg35p9BixkcW+Q7m8pla2Pz/ql58KHBow==
  • apple-domain-verification=E2NX5kVC8BcAyxHc
  • atlassian-domain-verification=2KRgXwWA4der341SRnXTiUboXqwKVIF95idKXfns91Fe7CKJLZ5ZnhbxIj-xmlDZ
  • nitro-verification-code=ODc4NTcwNDMxOTMwNjcxNzIxNQ==
  • dell-technologies-domain-verification=penspen.com_ff444058-3e03-4d06-af61-3fdbfacbfab7_1776937873
  • 29mrq39ko7juguer5akg3pc91

Email authentication strong

SPF
v=spf1 ip4:213.32.62.81 +mx +a +ip4:152.228.184.205 +ip4:146.177.29.199/32 +ip4:188.166.168.210/32 +ip4:62.32.97.224/32 +ip4:62.32.97.225/32 +ip4:62.32.99.224/32 +ip4:147.160.167.0/26 +ip4:23.21.109.197/32 +ip4:23.21.109.212/32 +ip4:135.84.216.0/22 +ip4:66.240.227.0/24 +ip4:63.143.59.128/25 +ip4:63.143.57.128/25 +ip4:216.98.158.0/24 +ip4:74.63.212.0/24 +ip4:52.200.59.0/24 +ip4:34.245.210.0/24 +ip4:91.186.188.141/26 +ip4:83.217.246.94/26 +ip4:91.186.188.8/26 +ip4:185.160.252.224 +ip4:91.186.188.50/32 +ip4:209.61.151.0/24 +ip4:166.78.68.0/22 +ip4:198.61.254.0/23 +ip4:192.237.158.0/23 +ip4:23.253.182.0/23 +ip4:104.130.96.0/28 +ip4:146.20.113.0/24 +ip4:146.20.191.0/24 +ip4:159.135.224.0/20 +ip4:69.72.32.0/20 +ip4:104.130.122.0/23 +ip4:146.20.112.0/26 +ip4:161.38.192.0/20 +ip4:143.55.224.0/21 +ip4:143.55.232.0/22 +ip4:159.112.240.0/20 +ip4:198.244.48.0/20 +ip4:141.193.32.0/23 +ip4:159.135.140.80/29 +ip4:159.135.132.128/25 +ip4:161.38.204.0/22 +ip4:87.253.232.0/21 +ip4:185.189.236.0/22 +ip4:185.211.120.0/22 +ip4:185.250.236.0/22 +ip4:143.55.236.0/22 +ip4:198.244.60.0/22 +ip4:51.140.126.33/32 +ip4:149.72.210.104 +ip4:149.72.73.9 +ip4:168.245.112.235 +ip4:108.61.197.136 +ip4:31.121.247.209 +ip4:81.139.61.193 +ip4:31.121.248.7 +ip4:81.136.247.151 +include:spf.protection.outlook.com +include:_spf.atlassian.net +include:clientspf.zestbenefits.com +include:ciphr247.com +include:_spf.arlo.co -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; pct=100; rua=mailto:dmarc_agg@vali.email
policy: quarantine
DKIM
Show 4 DKIM selectors
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyAGwIYLyx/wbFqCxRsb/U3swwXE/nwcvkl0Q4rRHDA5L9NDGreg7aVOZj9aQGHCJwbaMPqgapKIFcS…
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCoLT+wgEacYOuJ9H+9FAYtKwV3ffzdhtsGlRHFuuVzOgkfPbg2lbqcjshhtedqarlFkm3SNRadnb6UiQve7Y…
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAw1gU64wM331J2x42nJ5l0VWV9mz2yyXOQwlgqvQ5eOkANWTV43m7GSCUU9MBBKHDpm6+8o9nY+5vm506tZ…
  • s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC8tvSmzHnj/KkHIVAuonmai05ZFiat3Js8GETYTxg0Pfb3773i53A56TIx89vrodwSgVPFTQFqQ1Tg/KOpQM6YlC…
selectors probed

Certificate (current)

R13
from 2026-04-30 to 2026-07-29
Expires in 70 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.penspen.com/

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

Links to (4)

Linked from (2)