indexo.dev

denningcontracting.com

.com crawl

First seen 2026-05-28 · Last seen 2026-05-31 · ok HTTP/1.1 200 1183 ms crawled 2026-05-31

US · 35.172.94.1 · AS14618 Amazon.com, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Home
Language
en
Canonical
https://www.denningcontracting.com/

Open Graph

url
https://www.denningcontracting.com/

Technology

Server
nginx
jQuery
3.7.0

Third-party hosts loaded (3)

  • static.cdn-website.com×5
  • irp.cdn-website.com×4
  • lirp.cdn-website.com×4

Contact

Phone

Registration

Registrar
GoDaddy.com, LLC
Created
2015-01-13
Expires
2027-01-13 222 days left
Updated
2026-01-13
Name servers
  • ns33.domaincontrol.com
  • ns34.domaincontrol.com

DNS records live

NS
  • ns33.domaincontrol.com
  • ns34.domaincontrol.com
MX
  • 1 aspmx.l.google.com
  • 10 aspmx2.googlemail.com
  • 10 aspmx3.googlemail.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
  • v=verifydomain MS=4267604
Verified for
  • Google

Email authentication weak

SPF
v=spf1 include:_spf.google.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-04-30 to 2026-07-29
Expires in 54 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://www.denningcontracting.com/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
findings
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
content-security-policy
frame-ancestors 'self'
strict-transport-security
max-age=31536000; preload

Linked from (1)