hackettpublishing.com

https://hackettpublishing.com· First analyzed 25 May 2026· Updated 25 May 2026

This site uses bot protection

The website blocked automated page access (e.g. Cloudflare Turnstile). Only DNS-based modules could be analyzed — hosting, SSL, email infrastructure, and domain info are shown below. Technology stack, SEO, and other page-content modules are unavailable for this site.

Hosting Provider

Liquid Web B.V

IP Address

165.84.218.250

Site Location

🇬🇧 United Kingdomvia ip

Server Location

🇬🇧 Byfleet, United Kingdom

ASN

AS31463

Organization

Liquid Web B.V

Nameservers

ns2.nexcess.net.ns1.nexcess.net.ns3.nexcess.net.ns4.nexcess.net.

Security Score

71%Good

HTTPS

No WAF

34d

Certificate Details

Type

Domain Validated (DV)

Certificate Authority

Let's Encrypt

Key Algorithm

RSA (2048 bit)

Signature

SHA-256 with RSA

TLS Version

TLSv1.3

HTTP Protocol

HTTP/2

Valid From

31.03.2026

Valid Until

29.06.2026

Subject Alternative Names (3)

27dd963c83.nxcli.nethackettpublishing.comwww.hackettpublishing.com

SHA-256 Fingerprint

A9:D0:C8:DD:13:8F:78:C2:7C:2B:BB:BD:46:2B:5A:BF:18:1E:21:5B...

Top Recommendations

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Email Infrastructure

Custom Mail Server

Score

SPF

DKIM

DMARC

DMARC Policy

None (Monitor Only)

MX Records (2)

hackettpublishing.com.1.0001.arsmtp.com

hackettpublishing.com.2.0001.arsmtp.com

Domain Information

hackettpublishing.com

Domain Age

27y 11m

Created

06.07.1998

Expires

05.07.2028

Last Updated

18.02.2022

Registrar

eNom, LLC

DNSSEC

Not Enabled

Website Identity

hackettpublishing.com

27 years old

Location detected: 🇬🇧 United Kingdomvia ip

eNom, LLC