big-d.com

HTML metadata

Title: Big-D Construction | Expert Construction in the United States
Description: Leading the way in multi-family residential, commercial, and industrial construction services across the United States.

Open Graph

title: Big-D Construction | Expert Large-Scale Construction
site name: Big-D Construction
description: Leading the way in multi-family residential, commercial, and industrial construction services across the US.

Technology

CDN: Cloudflare
CMS: WordPress

Analytics

Google Tag Manager

Third-party hosts loaded (1)

www.googletagmanager.com×1

Contact

Phone

Registration

Registrar

Network Solutions, LLC

Created

1998-11-02

Expires

2034-11-01 3087 days left

Updated

2026-04-09

Name servers

ns1-09.azure-dns.com
ns2-09.azure-dns.net
ns3-09.azure-dns.org
ns4-09.azure-dns.info

DNS records live

NS

ns1-09.azure-dns.com
ns2-09.azure-dns.net
ns3-09.azure-dns.org
ns4-09.azure-dns.info

MX

0 bigd-com0i.mail.protection.outlook.com

TXT

Show 21 TXT records

freshworks-site-verification=1140329
google-site-verification=Om5ztBENvrrsM7ugIZLW7v2BIZgwHRK2LVzC4tpIIA8
aba19bf2c25a4bf0be8222311b3f1f76
spf2.0/pra
google-site-verification=ACYU9LW-2Ncka7PEBwnC1feX-in5XmQm_IYvoCQbmc0
msfpkey=xget45mdje61whuiph4mw0ep
_globalsign-domain-verification=-B047LtMDUfDJI6aNrxy8WIjnQ0BIiOMeIbJTupRPS
Uy5gc6VI4V21yLqM8tD53wU2hI4SW7VdJC3aQIwl0LywPpXOovFbmWepc3CYYm1tHNpy0dIF2Ui4qRBSJoc/Kg==
IFY=M081TzVNNjXSNTG2MNU1MTJP1rUwMjTSNTVNMUoyTUtLMzBIBAA=
MS=ms74903341
apple-domain-verification=c4UZX_yEHbw-QDja9YnigknoT-OZq4p11Nt__XSbbiA
ZOOM_verify_DDUo35n5SQONWmlh7iWvpg
cassidy-verification=081e1e7cac3d4acfb83eb8512289a3fd
_ltaoyv9as2a6wshuysv6a42kti25mn1
docusign=8cbe6caa-6251-4114-b050-e12f870e034b
IFY=S0k2Skkys0jStTCyNNU1STZO1rUwMUrTNU02NjAxTzNPTjRJAwA=
xUikX/eXQCVBXHGZosOfJG4pDtU5o5IekTWxhXCI6wtrrp9MA0huKigNHsc0OPFuqkraoxmHZLu5eNyCL/I6bQ==
apple-domain-verification=VsNb5uaIPi4SY63o
adobe-idp-site-verification=da7e25e84aaad8ec8fa3e379ccbf0df8f0a2a069bdb21b348a534dcd3a8f1155
wrike-verification=NTYwNzc3MDpiZWQyNzlmMGM2NTUwYmE2OGI5NDBmMjI3OTRiZmI3MTExZDNjMjE4MjU3MjNhMmQ1NTNhNThlOWZkNTZlYmY0
google-site-verification=3SK1QR1mKx1v3wlPUhm8yjADtNZXG8U_Kblf5RgpW2Y

Email authentication strong

SPF

v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all

softfail (~all)

DMARC

v=DMARC1; p=reject; sp=reject; pct=100; adkim=r; aspf=r; rua=mailto:dmarc_agg@vali.email,mailto:reports@reports-sg.inkydmarc.com; fo=1

policy: reject (enforced) · sp=reject

DKIM

Show 5 DKIM selectors

selector2: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCzLT2x9+mVDARjrkpDsXOjX3sAV6V3KxfUJvIwZF13M684/o5OwNL1lM/jze/sA3BZ2iD4hy1sI6UeJM3xEu…
k1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbNrX2cY/GUKIFx2G/1I00ftdAj713WP9AQ1xir85i89sA2guU0ta4UX1Xzm06XIU6iBP41VwmPwBGRNofhBVR+e6WHUo…
k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAszDWCC9C3/mCXp53VQhYXN/uhbMQii/l36zW27KUgKi2b5XI1/TYvgZ1/PL14PCjahTLsQyPCKnTTzKea/…
s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCnu6uMXwZVFFRfTSPpaZ7nc5Ciu7eP7IrTwiolaiLb5b74t+1GeBWACDaSB5XMCo3BagkckXcEFHDUVIPreIHhCt…

selectors probed

Certificate (current)

E8

from 2026-03-30 to 2026-06-28

Expires in 40 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.big-d.com/

present

strict-transport-security

findings

missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

strict-transport-security: max-age=63072000; includeSubDomains; preload