Os-book.com Operating System Concepts
Os-book.com Overview
Os-book.com ranking shows that the page is at position 341,531 over the world, while the bulk of its audience is from India, where it ranks 107,978.
In terms of rank-to-traffic ratio, os-book.com has 964 unique users per day, viewing 2,119 pages. The rank based value of os-book.com is 42,616 USD. Every user makes 2.35 pageviews on average.
Os-book.com boasts a link base consisting of 296 referring domains and 337 external backlinks, as revealed by the data obtained from web network scanning.
Os-book.com top-level domain belongs to .COM domain zone. Check other webpages in .COM zone.
According the last verification test in October 09, 2024, os-book.com has an expired SSL certificate issued by Let's Encrypt (expired on November 18, 2024). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by Let's Encrypt.
Based on data from Google Safe Browsing, Google Safe Search and Symantec os-book.com is a fairly safe domain.
According the Mobile-Friendly test by Google os-book.com is nice optimized for mobile devices and tablets.
Os-book.com Rank Summary
Audience Geography. Where are os-book.com visitors located?
| Country | Visitors |
|---|---|
 India IN | 32.8% |
| United States US | 26.7% |
| Other | 40.6% |
| Country | Pageviews |
|---|---|
| United States US | 63.6% |
| India IN | 17.4% |
| Other | 19% |
| Country | Rank |
|---|---|
| India IN | 107978 |
| United States US | 156054 |
Where do visitors go on os-book.com?
| Subdomain | Pageviews |
|---|---|
| os-book.com | 100% |
| Subdomain | Pageviews per User |
|---|---|
| os-book.com | 2.4 |
| Subdomain | Reach |
|---|---|
| os-book.com | 100% |
How popular is os-book.com?
| Period | Global Rank | Global Rank Delta |
|---|---|---|
| past 3 months | 341531 | -27366 |
| past month | 302354 | -141924 |
| past week | 385308 | -7120 |
| Days | Pageviews Rank | Pageviews Rank Delta | Pageviews per Million | Pageviews per Million Delta | Pageviews per User | Pageviews per User Delta |
|---|---|---|---|---|---|---|
| 90 | 408409 | -61319 | 1 | 30% | 2.2 | 10% |
| 30 | 352915 | -235534 | 12 | 100% | 2.4 | 40% |
| 7 | 576438 | 61721 | 6 | -10.82% | 1 | -21.05% |
| Days | Reach Rank | Reach Rank Delta | Reach per Million | Reach per Million Delta |
|---|---|---|---|---|
| 90 | 336258 | -15256 | 16 | 10% |
| 30 | 304830 | -104427 | 19 | 40% |
| 7 | 315957 | -31371 | 2 | 10% |
Os-book.com Website Safety
We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.
Norton ConnectSafe evaluates os-book.com for any unsafe and insecure content. The results are critical for families with young children.
SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.
Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.
Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.
McAfee assesses os-book.com for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze os-book.com for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the os-book.com. This reputation system receives ratings from users and information from third-party sources, assesses the os-book.com for safety features and confirms, whether os-book.com is suitable for children.
| Domain | os-book.com |
| Issuer Organization | Let's Encrypt |
| Issuer | R10 |
| Algorithm | RSA-SHA256 |
| Valid form | 08/20/2024 |
| Expiration | 11/18/2024 |
| Signed | Certificate is not self signed |
| Additional Domains |
os-book.com www.os-book.com |
Os-book.com Rank History
Alexa Rank shows how popular os-book.com is in comparison with other sites. The most popular site has Alexa Rank equals 1. If os-book.com has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to os-book.com and pageviews on os-book.com over the past 3 months.
Os-book.com Hosting Information
ASN ID: 19871
ASN Title: NETWORK-SOLUTIONS-HOSTING - Network Solutions, LLC, USLast Update: 03/18/2024
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
ASNumber: 19871
ASName: NETWORK-SOLUTIONS-HOSTING
ASHandle: AS19871
RegDate: 2006-09-06
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/19871
OrgName: Network Solutions, LLC
OrgId: NETWO-59
Address: 12808 Gran Bay Parkway West
City: Jacksonville
StateProv: FL
PostalCode: 32258
Country: US
RegDate: 2004-08-05
Updated: 2017-01-28
Ref: https://rdap.arin.net/registry/entity/NETWO-59
OrgAbuseHandle: NOC2042-ARIN
OrgAbuseName: NOC
OrgAbusePhone: +1-703-668-4900
OrgAbuseEmail: nocsupport@networksolutions.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/NOC2042-ARIN
OrgTechHandle: NOC2042-ARIN
OrgTechName: NOC
OrgTechPhone: +1-703-668-4900
OrgTechEmail: nocsupport@networksolutions.com
OrgTechRef: https://rdap.arin.net/registry/entity/NOC2042-ARIN
RTechHandle: NOC2042-ARIN
RTechName: NOC
RTechPhone: +1-703-668-4900
RTechEmail: nocsupport@networksolutions.com
RTechRef: https://rdap.arin.net/registry/entity/NOC2042-ARIN
RNOCHandle: NOC2042-ARIN
RNOCName: NOC
RNOCPhone: +1-703-668-4900
RNOCEmail: nocsupport@networksolutions.com
RNOCRef: https://rdap.arin.net/registry/entity/NOC2042-ARIN
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
Os-book.com Domain Registration and Settings
Domain Name: OS-BOOK.COM
Registry Domain ID: 93832448_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.networksolutions.com
Registrar URL: http://networksolutions.com
Updated Date: 2022-12-04T07:24:35Z
Creation Date: 2003-01-09T21:24:25Z
Registry Expiry Date: 2028-01-09T21:24:25Z
Registrar: Network Solutions, LLC
Registrar IANA ID: 2
Registrar Abuse Contact Email: domain.operations@web.com
Registrar Abuse Contact Phone: +1.8777228662
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: NS33.WORLDNIC.COM
Name Server: NS34.WORLDNIC.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2023-09-23T13:07:25Z
| Host | A Record | TTL |
|---|
| Host | MX Record | Priority | TTL |
|---|
| Host | NS Record | TTL |
|---|
| Host | TXT Record | TTL |
|---|
Os-book.com HTML Check
Os-book.com Desktop Performance
Last tested: 03/10/2019
| Total Resources | 5 |
| Number of Hosts | 1 |
| Static Resources | 4 |
Os-book.com Mobile Insights
Last tested: 03/10/2019
| Total Resources | 5 |
| Number of Hosts | 1 |
| Static Resources | 4 |
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