indexo.dev

dualpro.com

.com crawl

First seen 2026-05-04 · Last seen 2026-05-04 · ok HTTP/1.1 200 734 ms crawled 2026-05-11

CA · 23.227.38.32 · AS13335 Cloudflare, Inc.

Reputation 100/100

ecommerce

HTML metadata

Title
Professional Battery Chargers | PRO Charging Systems
Description
Reliable battery chargers for marine, industrial, and more. Built in the USA for performance and durability.
Language
en
Canonical
https://dualpro.com/

Open Graph

url
https://dualpro.com/
title
Professional Battery Chargers | PRO Charging Systems
site name
PRO Charging Systems
description
Reliable battery chargers for marine, industrial, and more. Built in the USA for performance and durability.

Technology

CDN
Cloudflare
CMS
Shopify
Analytics
  • Google Tag Manager

Third-party hosts loaded (4)

  • cdn.shopify.com×9
  • www.googletagmanager.com×2
  • fonts.shopifycdn.com×1
  • monorail-edge.shopifysvc.com×1

Social

Contact

Email
Phone

Registration

Registrar
GoDaddy.com, LLC
Created
1999-03-04
Expires
2030-03-04 1382 days left
Updated
2022-09-12
Name servers
  • ns43.domaincontrol.com
  • ns44.domaincontrol.com

DNS records live

NS
  • ns43.domaincontrol.com
  • ns44.domaincontrol.com
MX
  • 10 pcsdv-com.inbound.emailservice.io
  • 20 pcsdv-com.inbound.emailservice.cc
  • 30 pcsdv-com.inbound.emailservice.co
  • 50 dualpro-com.mail.protection.outlook.com
Verified for
  • Google
  • Microsoft 365

Email authentication strong

SPF
v=spf1 include:spf.protection.outlook.com include:spf.us.emailservice.io -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; rua=mailto:support@bytesofknowledge.com; ruf=mailto:support@bytesofknowledge.com; fo=1; pct=100
policy: quarantine
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCg1KFyvgWNAOr36xrrl7JoET5ogZs9uNxYolhYJFUfD5tXV1nKU6HopSGvvv0GtRjxNE1BOZR2MXlPTFO/3g…
  • selector2: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDmAh86Qf7V+MwZfs91RfAzC/4Cm4kx1/rc4fmVSkVXkKkCcS80k2iERK4908/jIgc6lpGz9SMy1txMqdNUEa…
selectors probed

Certificate (current)

E7
from 2026-03-27 to 2026-06-25
Expires in 35 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 85/100 Checked live page: https://dualpro.com/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
findings
  • short HSTS max-age
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
DENY
x-content-type-options
nosniff
content-security-policy
block-all-mixed-content; frame-ancestors 'none'; upgrade-insecure-requests;
strict-transport-security
max-age=7889238

Links to (6)

Linked from (1)