indexo.dev

concord-air.com

.com crawl

First seen 2026-04-22 · Last seen 2026-05-16 · ok HTTP/1.1 200 3665 ms crawled 2026-05-16

US · 205.145.201.171 · AS15106 Lennox International Inc.

Reputation 100/100

sector home type homepage

HTML metadata

Title
Concord Air | Residential Energy Efficient HVAC | Heating & Cooling
Description
Concord Air offers durable, quality-tested and top rated HVAC heating and cooling products built to last. You’re getting peace of mind and best of all, you get it right now.
Language
en-US
Canonical
https://www.concord-air.com/

Open Graph

url
https://www.concord-air.com/
title
Concord Air | Residential Energy Efficient HVAC | Heating & Cooling
locale
en_US
site name
Concord Air
description
Concord Air offers durable, quality-tested and top rated HVAC heating and cooling products built to last. You’re getting peace of mind and best of all, you get it right now.

Technology

CDN
Azure Front Door
Analytics
  • Google Tag Manager
Cookie consent
  • OneTrust
Third-party hosts loaded (7)
  • www.aaecdn.com×6
  • cdn.jsdelivr.net×5
  • cdn.cookielaw.org×1
  • code.jquery.com×1
  • s7.addthis.com×1
  • www.googletagmanager.com×1
  • www.youtube.com×1

Contact

Phone
Address
rd Efficiency Systems215 Metropolitan Drive,West Columbia, SC 29170

Registration

Registrar
CSC Corporate Domains, Inc.
Created
2001-05-23
Expires
2026-05-23 3 days left
Updated
2025-05-19
Name servers
  • ns1.lennoxintl.com
  • ns2.lennoxintl.com

DNS records live

NS
  • dbkdnslep01.lennoxintl.com
  • rchdnslep01.lennoxintl.com
TXT
  • google-site-verification=FVcQBJveu7g-GwywI4AY_PF7_fq3H_BMJkA8dBtYDHg

Email authentication no MX

SPF
v=spf1 -all
strict (-all)
DMARC
v=DMARC1;p=reject;rua=mailto:wlzgkyff@ag.dmarcian.com;ruf=mailto:wlzgkyff@fr.dmarcian.com;
policy: reject (enforced)
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA OV R36
from 2025-06-24 to 2026-06-25
Expires in 36 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.concord-air.com/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
findings
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
strict-transport-security
max-age=31536000;includeSubDomains;

Links to (2)

Linked from (1)