gradeworkbench.com

gradeworkbench.com serves a website of its own over HTTPS. It answers on both IPv4 and IPv6, with a valid TLS certificate and MX records for mail.

22,402,626 other domains share an IP address with it.

The most recent crawl returned the page title “Grade calculators that show their work · Grade Workbench” and 4,043 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	yes	The domain has an MX record.
External redirect	no	The domain redirects to another domain.
Redirect to https	yes	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	Both	Shows whether the domain only has IPv4 or IPv6 or both.
SSL-Certificate	valid	Shows whether the domain has a valid SSL certificate.
Redirects	0	Number of domains that redirect to this domain.
Reverse IP	22,402,626	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": "gradeworkbench.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

Issuer	Google Trust Services
Valid from	9/26/2026
Valid to	12/25/2026
Time until expiry	71 days

Last successful crawl

Title	Grade calculators that show their work · Grade Workbench
Description	Calculate grades, required final exam scores, GPA, and test percentages with clear formulas and assumptions.
Content-Length	4,043 bytes

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

DNS history

IPv4 address	Last updated
104.21.65.41	8/5/2026
172.67.158.2	8/5/2026

IPv6 address	Last updated
2606:4700:3031:0:0:0:6815:4129	8/5/2026
2606:4700:3035:0:0:0:ac43:9e02	8/5/2026

Mail server	Priority	Last updated
route1.mx.cloudflare.net	31	8/5/2026
route2.mx.cloudflare.net	67	8/5/2026
route3.mx.cloudflare.net	88	8/5/2026

Name server	Last updated
elinore.ns.cloudflare.com	8/5/2026
ram.ns.cloudflare.com	8/5/2026

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

2a06:98c1:3120::3 9,992,237 domains · here since 10/14/2026

Domain	On this IP since
zzzzzzzzz.xyz	10/6/2026
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2a06:98c1:3121::3 9,992,234 domains · here since 10/14/2026

Domain	On this IP since
zzzzzzzzz.xyz	10/6/2026
zzzzzzzzum.icu	10/13/2026
zzzzzzys.com	9/19/2026
zzzzzyl1.cn	10/14/2026
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188.114.97.2 1,209,085 domains · here since 10/14/2026

Domain	On this IP since
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zzzzt9.com	10/5/2026
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188.114.96.2 1,209,070 domains · here since 10/14/2026

Domain	On this IP since
zzzzz1.com	10/7/2026
zzzzy.com	10/3/2026
zzzzxj.com	10/3/2026
zzzzt9.com	10/5/2026
zzzzsdd.com	10/5/2026
zzzzred.com	10/7/2026
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zzzzbets.org	10/6/2026
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zzzzbetcasino.net	10/6/2026
zzzzbet55.com	10/6/2026
zzzzbet2a.com	10/6/2026
and 1,209,057 more

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.

Dive into our data, search now!