pressbooks.com Website Review

pressbooks.com - Basic Information

Server:
nginx

pressbooks.com - Pages Indexed

Baidu:
4,234
Bing:
15
Google:
19,600

pressbooks.com - Page Information

Title:
Pressbooks | The open book creation platform.
Length: 45 character(s); Best length: 10 ~ 60 character(s)
Meta keywords:
Unknown
Length: 0 character(s); Best length: 10 ~ 255 character(s)
Meta description:
Pressbooks is book production made simple. Create quality open textbooks, ebooks, print books, and more.
Length: 104 character(s); Best length: 50 ~ 160 character(s)
H1:
Pressbooks: The Open Book Creation Platform
Length: 43 character(s)
Internal links:
22 (0 nofollow)
External links:
4 (0 nofollow)

pressbooks.com - Site Technology

Server:
nginx
SSL Secure:
Available
robots.txt:
robots.txt
XML Sitemap:
Available
Gzip Compress:
Available
favicon.ico:
Unavailable

pressbooks.com - HTTP Header Analysis

HTTP header fields are components of the message header of requests and responses in the Hypertext Transfer Protocol (HTTP). They define the operating parameters of an HTTP transaction. The header fields are not directly displayed by normal web browsers like Internet Explorer, Google Chrome, Firefox etc. Below is the HTTP Header information of pressbooks.com:
HTTP/1.1 200 OK
Server: nginx
Date: Sat, 30 May 2020 17:30:19 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
Vary: Accept-Encoding
X-Pingback: https://pressbooks.com/xmlrpc.php
Link: <https://pressbooks.com/wp-json/>; rel="https://api.w.org/"
Link: <https://pressbooks.com/>; rel=shortlink
X-Frame-Options: SAMEORIGIN
X-Content-Type-Options: nosniff
X-Xss-Protection: 1; mode=block
Fastcgi-Cache: HIT
Content-Encoding: gzip
X-Proxy-Cache: EXPIRED

pressbooks.com - DNS Record Analysis

Domain Name Systes (DNS) translates easily memorized domain names to the numerical IP addresses needed for the purpose of locating computer services and devices worldwide. There are total 11 DNS record(s) of pressbooks.com.
Host Type IP/Target TTL Extra Infomation
pressbooks.comA
72.55.182.158
868
pressbooks.comMX
alt1.aspmx.l.google.com
868pri: 20
pressbooks.comMX
aspmx3.googlemail.com
868pri: 50
pressbooks.comMX
alt2.aspmx.l.google.com
868pri: 30
pressbooks.comMX
aspmx2.googlemail.com
868pri: 40
pressbooks.comMX
aspmx.l.google.com
868pri: 10
pressbooks.comNS
dns2.easydns.net
868
pressbooks.comNS
dns1.easydns.com
868
pressbooks.comNS
dns3.easydns.ca
868
pressbooks.comSOA
mname: dns0.easydns.com
rname: zone.easydns.com
868expire: 604800
serial: 1425486564
pressbooks.comTXT
v=spf1 a include:_spf.google.com ~all
868