chceng.com

Get an email when its DNS, website or certificate changes.

chceng.com serves a website of its own. It answers on IPv4 only, with no TLS certificate.

Its IP address is shared with one other domain.

The most recent crawl returned the page title “Online PDH Provider for Engineers Land Surveyors Architects PE CEU PLS CPC LS CPD PDU - Professional Development Hours a...” and 57,847 bytes of HTML.

Domain properties

Property	Value	Explanation
Top-level domain	.com	Statistics for all domains we know under this TLD.
Has website	yes	A website is hosted under the domain, which does not redirect to an external domain.
Has MX-record	no	The domain has an MX record.
External redirect	no	The domain redirects to another domain.
Redirect to https	no	The domain redirects to https.
Redirect to www.	no	The domain redirects to www.domain.
Only with www.	no	The domain can only be reached with the subdomain "www".
Only DNS, no website	no	There are no A or AAAA records in DNS.
IP-Address	only IPv4	Shows whether the domain only has IPv4 or IPv6 or both.
SSL-Certificate	no certificate	Shows whether the domain has a valid SSL certificate.
Redirects	0	Number of domains that redirect to this domain.
Reverse IP	2	Number of domains with the same IP(s).

This data through the API

The data on this page is also available as JSON: /lookup for the key facts, /reverseip, /redirect and /similar for the lists, and /dnshistory with Basic and Premium. A free account comes with an API key and 100 calls a day.

curl -X POST https://api.webxtrend.com/v1.0/lookup \
  -H 'Content-Type: application/json' \
  -d '{"token": "YOUR_TOKEN", "query": "chceng.com"}'

Create a free account Read the API docs

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Websites whose start page offers something similar, found by comparing the text of their start pages, across languages. Near-identical copies, parking pages and error pages are left out. The full list of up to 100 comes through the API: similar websites.

Last SSL certificate

No certificate data available for this domain.

Last successful crawl

Title	Online PDH Provider for Engineers Land Surveyors Architects PE CEU PLS CPC LS CPD PDU - Professional Development Hours and Continuing Education Units for AIA LU RA sponsor courses credits hour units s...
Description	PDHonline.org provides online (web-based) professional development courses (PDH, hours units credits or PDHs) continuing education units (CEU CEUs) and learning units (LU LUs) for engineer (engineers PE P.E.) land surveyor (surveyors LS PLS) and architect (architects AIA A.I.A. RA) provider sponsor...
Content-Length	57,847 bytes

Title and description as published by the page itself in its own <title> and <meta name="description"> tags.

DNS history

IPv4 address	First seen
66.36.228.138	8/12/2026
216.222.201.136	12/10/2023

Mail server	Priority	First seen
chceng.com	10	1/1/2024

Name server	First seen
ns35.domaincontrol.com	8/12/2026
ns36.domaincontrol.com	8/12/2026
ns1.myhostcenter.com	12/10/2023

The five most recent states of each record type. The full history comes through the API: DNS history.

Most recent redirect domains

No domains found.

Reverse IP neighbours

66.36.228.138 2 domains · here since 9/19/2026

Domain	On this IP since
mypdh.org	9/20/2026

Sharing an address does not always mean sharing a server: on a CDN or a large hosting platform, millions of unrelated domains answer on the same few addresses. We measured how far that goes in Half the web sits on 276 IP addresses. The complete list of neighbours, also for an IP address, comes through the API: reverse IP lookup.

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