whatcanbecomputed ✓ What Can Be Computed?

Pagespeed Score

Desktop	55/100	❗
Mobile	56/100	❗

Optimization Stats

Field	Data	Result
Page Size	0 KB	✔
Compression	_	❗
Text/Html Ratio	7897 / 57033 (bytes) = 13.85%	✔
Load Time	0.02 second	✔
Mobile Ready	0/100	✘
In-Page Links	22	✔
Doc Type	HTML 5	✔
Encoding	UTF-8	✔
Declared Language	Unknown	✘
Preferred Domain	Yes	✔
Robots.txt	Yes	✔
Url Rewrite	No	✔
Underscores in url	No	✔
Images Without ALT	2 / 13	✘
Embedded Objects (Desktop)	No	✔
Embedded Objects (Mobile)	No	✔
Iframe	No	✔
Custom 404 page	Yes	✔
Email Privacy	No	✘
Gsafe browsing	Yes	✔
Analytics	Yes	✔
W3C Validity	No	✘

Keyword Consistency ✔

Keywords	Freq	Title	Desc	<H>
computer	8	✘	✔	✘
ideas	8	✘	✘	✘
theory	8	✘	✔	✘
book	7	✘	✔	✘
maccormick	7	✘	✔	✘
science	7	✘	✔	✘
text	7	✘	✔	✘
john	6	✘	✔	✘
introduction	5	✘	✘	✘
students	5	✘	✘	✘
concepts	5	✘	✘	✘
python	5	✘	✘	✘
using	4	✘	✘	✘
“this	4	✘	✘	✘
accessible	4	✘	✔	✘

63/100

Update

November, 17 2023

With 0.02 seconds in page load, 0 KB of page size and all other reports below, the whatcanbecomputed.com has a SEO score of 63 out of 100

Meta tags data

Title	What Can Be Computed? - What Can Be Computed?
Description	What Can Be Computed? A Practical Guide to the Theory of Computation by John MacCormick. An accessible and rigorous textbook for introducing undergraduates to computer science theory. Princeton University Press.
Keyword

Domain Registration

Age	6 Years, 16 Days
Created	31st-Oct-2017
Updated	1st-Nov-2022
Expiry	31st-Oct-2027

DNS Data

Host	Type	Ttl	Other
whatcanbecomputed.com	A	14397	ip:35.212.2.235
whatcanbecomputed.com	NS	86400	target:ns2.siteground.net
whatcanbecomputed.com	NS	86400	target:ns1.siteground.net
whatcanbecomputed.com	SOA	86400	mname:ns1.siteground.net rname:marc_liebowitz.press.princeton.edu serial:2020031035 refresh:86400 retry:7200 expire:3600000 minimum-ttl:86400
whatcanbecomputed.com	MX	14400	pri:10 target:mx10.mailspamprotection.com
whatcanbecomputed.com	MX	14400	pri:30 target:mx30.mailspamprotection.com
whatcanbecomputed.com	MX	14400	pri:20 target:mx20.mailspamprotection.com
whatcanbecomputed.com	TXT	14400	txt:v=spf1 +a +mx +a:c21241.sgvps.net include:_spf.mailspamprotection.com ~all

http Headers

HTTP/1.1 301 Moved Permanently
Server: nginx
Date: Thu, 16 Nov 2023 22:10:31 GMT
Content-Type: text/plain
Content-Length: 24
Connection: keep-alive
Location: https://whatcanbecomputed.com/
Host-Header: 8441280b0c35cbc1147f8ba998a563a7
X-Proxy-Cache-Info: DT:1

HTTP/2 200
server: nginx
date: Thu, 16 Nov 2023 22:10:31 GMT
content-type: text/html; charset=UTF-8
vary: Accept-Encoding
link: ; rel="https://api.w.org/", ; rel="alternate"; type="application/json", ; rel=shortlink
x-httpd: 1
host-header: 8441280b0c35cbc1147f8ba998a563a7
x-proxy-cache: HIT

WHOIS Data

Domain Name: whatcanbecomputed.com
Registry Domain ID: 2181654203_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.godaddy.com
Registrar URL: https://www.godaddy.com
Updated Date: 2022-11-01T11:16:56Z
Creation Date: 2017-10-31T13:51:27Z
Registrar Registration Expiration Date: 2027-10-31T13:51:27Z
Registrar: GoDaddy.com, LLC
Registrar IANA ID: 146
Registrar Abuse Contact Email: abuse@godaddy.com
Registrar Abuse Contact Phone: +1.4806242505
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited
Domain Status: clientRenewProhibited https://icann.org/epp#clientRenewProhibited
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Registry Registrant ID: Not Available From Registry
Registrant Name: Registration Private
Registrant Organization: Domains By Proxy, LLC
Registrant Street: DomainsByProxy.com
Registrant Street: 2155 E Warner Rd
Registrant City: Tempe
Registrant State/Province: Arizona
Registrant Postal Code: 85284
Registrant Country: US
Registrant Phone: +1.4806242599
Registrant Phone Ext:
Registrant Fax:
Registrant Fax Ext:
Registrant Email: Select Contact Domain Holder link at https://www.godaddy.com/whois/results.aspx?domain=whatcanbecomputed.com
Registry Admin ID: Not Available From Registry
Admin Name: Registration Private
Admin Organization: Domains By Proxy, LLC
Admin Street: DomainsByProxy.com
Admin Street: 2155 E Warner Rd
Admin City: Tempe
Admin State/Province: Arizona
Admin Postal Code: 85284
Admin Country: US
Admin Phone: +1.4806242599
Admin Phone Ext:
Admin Fax:
Admin Fax Ext:
Admin Email: Select Contact Domain Holder link at https://www.godaddy.com/whois/results.aspx?domain=whatcanbecomputed.com
Registry Tech ID: Not Available From Registry
Tech Name: Registration Private
Tech Organization: Domains By Proxy, LLC
Tech Street: DomainsByProxy.com
Tech Street: 2155 E Warner Rd
Tech City: Tempe
Tech State/Province: Arizona
Tech Postal Code: 85284
Tech Country: US
Tech Phone: +1.4806242599
Tech Phone Ext:
Tech Fax:
Tech Fax Ext:
Tech Email: Select Contact Domain Holder link at https://www.godaddy.com/whois/results.aspx?domain=whatcanbecomputed.com
Name Server: NS1.C21241.SGVPS.NET
Name Server: NS2.C21241.SGVPS.NET
DNSSEC: unsigned
URL of the ICANN WHOIS Data Problem Reporting System: http://wdprs.internic.net/
>>> Last update of WHOIS database: 2023-11-16T22:10:32Z

Server Location

Server IP	35.212.2.235
Server Location	United States of America
Service Provider	GOOGLE

Domain Availability

Domains (TLD)	Status
whatcanbecomputed.net	Already Registered
whatcanbecomputed.org	Already Registered
whatcanbecomputed.biz	Available
whatcanbecomputed.io	Already Registered
whatcanbecomputed.info	Already Registered

Typo Availability

Domains (TLD)	Status
qhatcanbecomputed.com	Available
ahatcanbecomputed.com	Available
shatcanbecomputed.com	Available
dhatcanbecomputed.com	Available
ehatcanbecomputed.com	Available

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