Alvinalexander.com Scala, Java, Unix, MacOS tutorials (page 1) | alvinalexander.com
Free Scala, Java, Unix, MacOS tutorials (page 1)
Alvinalexander.com Overview
Alvinalexander.com is a website dedicated to providing individuals with tutorials related to various technologies, including Java, Scala, Unix, Perl, Mac OS X, iPhone, iPad, Android, Drupal, MySQL, software quality, and testing. The website's title - "Alvin Alexander | Java, Scala, Unix, Perl, Mac OS X | alvinalexander.com" - serves as a brief summary of the content that users can expect to find on the site.
The site has a high volume of traffic, with 31941 unique users per day and 39926.25 pageviews. Additionally, with an estimated site value of 700800 US dollars, it's a resource for a broad range of individuals that have an interest in the topics covered.
The site is hosted by LINODE-AP Linode, LLC, a US-based hosting provider. Additionally, Alvinalexander.com utilizes a top-level domain (TLD) of ".COM," which implies that the site is a commercial venture.
The website is family-friendly, as it does not contain any explicit content or adult material. The site aims to provide helpful information about various technologies with the goal of educating and improving the skills of users.
To ensure that users have a secure online experience, the site utilizes SSL issued by Let's Encrypt, which encrypts the communication between the user and the server. This makes it challenging for cybercriminals to steal data or information exchanged between the user and the site.
PageSpeed Insights found that the site has a speed score of 69, indicating there is potential for improvement regarding load speed. The site could benefit from optimizing images, caching, and reducing the size of resources.
In conclusion, Alvinalexander.com is a content-rich site that can help individuals improve their technical skills. Additionally, it has a family-friendly rating, and users can have a secure online experience while browsing the site. The site has significant traffic and value, indicating that it's a valuable resource for many individuals. Finally, while the site's speed score could be improved, it does not detract from the website's overall usefulness.
Alvinalexander.com Rank Summary
Audience Geography. Where are alvinalexander.com visitors located?
| Country | Visitors |
|---|---|
 United States US | 28.3% |
| India IN | 15.9% |
| United Kingdom GB | 4.1% |
| China CN | 3.7% |
| Korea KR | 3.1% |
| Japan JP | 2.9% |
| Iran IR | 2.7% |
| Germany DE | 2.3% |
| France FR | 2.3% |
| Other | 34.5% |
| Country | Pageviews |
|---|---|
| United States US | 27.1% |
| India IN | 14.6% |
| United Kingdom GB | 4.8% |
| Korea KR | 4.4% |
| China CN | 3% |
| Japan JP | 2.9% |
| Portugal PT | 2.6% |
| Iran IR | 2.4% |
| Italy IT | 2.4% |
| Other | 35.7% |
| Country | Rank |
|---|---|
| Sri Lanka LK | 3936 |
| Myanmar MM | 4504 |
| Portugal PT | 5189 |
| Denmark DK | 6328 |
| India IN | 6412 |
| Korea KR | 8274 |
| South Africa ZA | 8676 |
| Belgium BE | 8744 |
| United States US | 9943 |
| United Kingdom GB | 10697 |
| Viet Nam VN | 10720 |
| Netherlands NL | 10813 |
Where do visitors go on alvinalexander.com?
| Subdomain | Pageviews |
|---|---|
| alvinalexander.com | 100% |
| Subdomain | Pageviews per User |
|---|---|
| alvinalexander.com | 1.2 |
| Subdomain | Reach |
|---|---|
| alvinalexander.com | 100% |
How popular is alvinalexander.com?
| Period | Global Rank | Global Rank Delta |
|---|---|---|
| past 3 months | 17333 | -302 |
| past month | 18022 | 904 |
| past week | 17453 | 483 |
| yesterday | 16521 | 4630 |
| Days | Pageviews Rank | Pageviews Rank Delta | Pageviews per Million | Pageviews per Million Delta | Pageviews per User | Pageviews per User Delta |
|---|---|---|---|---|---|---|
| 90 | 32330 | -419 | 209 | 0.3% | 1.25 | 4% |
| 30 | 33808 | 2057 | 199 | -6.711% | 1.2 | -3.15% |
| 7 | 33607 | 2093 | 2 | -8.255% | 1.2 | -6.977% |
| 1 | 33981 | 9798 | 21 | -31.74% | 1.2 | -4.839% |
| Days | Reach Rank | Reach Rank Delta | Reach per Million | Reach per Million Delta |
|---|---|---|---|---|
| 90 | 13376 | -23 | 623 | -3.32% |
| 30 | 13803 | 456 | 596 | -4.19% |
| 7 | 13269 | 14 | 62 | -1.24% |
| 1 | 12474 | 3419 | 67 | -28.15% |
Alvinalexander.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 alvinalexander.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 alvinalexander.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 alvinalexander.com for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the alvinalexander.com. This reputation system receives ratings from users and information from third-party sources, assesses the alvinalexander.com for safety features and confirms, whether alvinalexander.com is suitable for children.
| Domain | alvinalexander.com |
| Issuer Organization | Let's Encrypt |
| Issuer | R10 |
| Algorithm | RSA-SHA256 |
| Valid form | 09/04/2024 |
| Expiration | 12/03/2024 |
| Signed | Certificate is not self signed |
| Additional Domains |
alvinalexander.com |
Alvinalexander.com Rank History
Alexa Rank shows how popular alvinalexander.com is in comparison with other sites. The most popular site has Alexa Rank equals 1. If alvinalexander.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 alvinalexander.com and pageviews on alvinalexander.com over the past 3 months.
Alvinalexander.com Hosting Information
ASN ID: 16509
ASN Title: AMAZON-02 - Amazon.com, Inc., USLast Update: 07/16/2024
#
# 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: 16509
ASName: AMAZON-02
ASHandle: AS16509
RegDate: 2000-05-03
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/16509
OrgName: Amazon.com, Inc.
OrgId: AMAZON-4
Address: 1918 8th Ave
City: SEATTLE
StateProv: WA
PostalCode: 98101-1244
Country: US
RegDate: 1995-01-23
Updated: 2017-01-28
Ref: https://rdap.arin.net/registry/entity/AMAZON-4
OrgAbuseHandle: AEA8-ARIN
OrgAbuseName: Amazon EC2 Abuse
OrgAbusePhone: +1-206-266-4064
OrgAbuseEmail: abuse@amazonaws.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN
OrgTechHandle: ANO24-ARIN
OrgTechName: Amazon EC2 Network Operations
OrgTechPhone: +1-206-266-4064
OrgTechEmail: amzn-noc-contact@amazon.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN
RTechHandle: AC6-ORG-ARIN
RTechName: Amazon-com Incorporated
RTechPhone: +1-206-266-2187
RTechEmail: ipmanagement@amazon.com
RTechRef: https://rdap.arin.net/registry/entity/AC6-ORG-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.
#
Alvinalexander.com Domain Registration and Settings
Domain Name: ALVINALEXANDER.COM
Registry Domain ID: 1285585710_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.godaddy.com
Registrar URL: http://www.godaddy.com
Updated Date: 2024-07-27T16:57:52Z
Creation Date: 2007-10-19T17:00:34Z
Registry Expiry Date: 2024-10-19T17:00:34Z
Registrar: GoDaddy.com, LLC
Registrar IANA ID: 146
Registrar Abuse Contact Email: abuse@godaddy.com
Registrar Abuse Contact Phone: 480-624-2505
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Domain Status: clientRenewProhibited https://icann.org/epp#clientRenewProhibited
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited
Name Server: NS27.DOMAINCONTROL.COM
Name Server: NS28.DOMAINCONTROL.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2024-09-10T21:54:59Z
| Host | A Record | TTL |
|---|---|---|
| alvinalexander.com | 173.230.141.151 | 3600 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| alvinalexander.com | aspmx.l.google.com | 1 | 3600 |
| alvinalexander.com | alt1.aspmx.l.google.com | 5 | 3600 |
| alvinalexander.com | alt2.aspmx.l.google.com | 5 | 3600 |
| alvinalexander.com | aspmx2.googlemail.com | 10 | 3600 |
| alvinalexander.com | aspmx3.googlemail.com | 10 | 3600 |
| Host | NS Record | TTL |
|---|---|---|
| alvinalexander.com | ns56.domaincontrol.com | 3600 |
| alvinalexander.com | ns55.domaincontrol.com | 3600 |
| Host | TXT Record | TTL |
|---|---|---|
| alvinalexander.com | google-site-verification=neUFkxXSbVxnSQw263TbGGvhy1ya3j6T3eiEsEBxMU0 | 3600 |
| alvinalexander.com | v=spf1 include:_spf.google.com ~all | 3600 |
ns55.domaincontrol.com
TTL: 3600
Email address: dns.jomax.net
Serial: 2017012300
Refresh: 28800
Retry: 7200
Expire: 604800
Minimum: 3600
Alvinalexander.com HTML Check
Alvinalexander.com Desktop Performance
Last tested: 12/06/2019
| Total Resources | 46 |
| Number of Hosts | 6 |
| Static Resources | 23 |
| JavaScript Resources | 11 |
| CSS Resources | 5 |
Alvinalexander.com Mobile Insights
Last tested: 12/06/2019
| Total Resources | 224 |
| Number of Hosts | 33 |
| Static Resources | 53 |
| JavaScript Resources | 24 |
| CSS Resources | 7 |
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