Aavso.org Home | aavso

Aavso.org Overview

When it comes to structural website overview, the first aspect that needs attention is the overall design and layout of the website. Aavso.org is a non-profit website dedicated to the study of variable stars. The website has an intuitive layout and aesthetically pleasing design. The color scheme of the website is primarily blue and white, which is easy on the eyes and does not distract the user from the main focus of the website.

Moving on to the technical aspects, Aavso.org is hosted by Amazon-AES, and the SSL certificate is issued by DigiCert Inc. This indicates that the website is secure and trustworthy for users to enter any personal information. The domain name ends with .ORG, which indicates that this is a non-profit website. In addition, the website has a PageRank score of 6 out of 10, indicating its importance and relevance on the web.

The website's traffic is another crucial aspect to consider. Aavso.org receives around 707 unique users each day which is a decent number for a non-profit website. The website has a total of 1696.8 page views per day, which suggests that users are finding the website informative and engaging. It also means the website is fulfilling its intended purpose and providing information that is valuable to its visitors.

The website's value is estimated to be around 32750 US dollars, according to the worthofweb.com. As a non-profit website, this value is impressive. It indicates the website's importance and contribution to the scientific community as a source of information.

However, the website's speed score as per Google's PageSpeed Insights is 25, which is below average. This score needs improvement to ensure faster loading times and smoother navigation on the website.

Lastly, the family-friendly aspect of the website is also essential to consider. The website's content is safe and appropriate for all users, regardless of their age. Therefore, it passes as a family-friendly website.

In conclusion, the website Aavso.org has an intuitive layout and an aesthetically pleasing design. It is a secure and trustworthy website for users to access and has a good overall technical standing. Its traffic and value are also impressive. However, the speed score of the website needs improvement, which could result in a better user experience.

Aavso.org Rank Summary

Global Rank

397,135

Average Load Time

0.77sec

Links In Count

1,007

Website Value

$32,850

Audience Geography. Where are aavso.org visitors located?

Country	Visitors
United States US	45.7%
Russian Federation RU	1.6%
Other	53.2%

Country	Pageviews
United States US	52.2%
Russian Federation RU	2.9%
Other	45%

Country	Rank
United States US	173050
Russian Federation RU	459056

Where do visitors go on aavso.org?

Subdomain	Pageviews
aavso.org	99.2%
other	0.8%

Subdomain	Pageviews per User
aavso.org	1.7

Subdomain	Reach
aavso.org	98.64%

How popular is aavso.org?

Period	Global Rank	Global Rank Delta
past 3 months	397135	85991
past month	465063	86095
past week	534298	135726
yesterday	346838	-182246

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	445743	101984	8	-27.97%	2.4	-4.33%
30	622516	257090	5	-52.378%	1.7	-48.64%
7	771225	253560	4	-35.19%	1	-24.72%
1	571763	-181629	6	60%	1	-4.762%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	402775	84275	12	-24.77%
30	432334	17153	11	-7.338%
7	477701	98691	1	-13.51%
1	274432	-139548	2	70%

Aavso.org Website Safety

Overview

Last Updated: 07/08/2024

Overall result - aavso.org is safe.

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 Connect Safe

Last Updated: 03/28/2024

aavso.org is safe.

Norton ConnectSafe evaluates aavso.org for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search

Last Updated: 11/27/2016

aavso.org is safe.

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.

Google Safe Browsing

Last Updated: 01/09/2019

aavso.org is safe.
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.

Site Advisor

Last Updated: 02/27/2021

aavso.org is safe.

McAfee assesses aavso.org 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 aavso.org for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 01/10/2019

aavso.org child safety is very good.

The WOT calculates reputation of the aavso.org. This reputation system receives ratings from users and information from third-party sources, assesses the aavso.org for safety features and confirms, whether aavso.org is suitable for children.

SSL Information

SSL Checker Tool

Domain	www.aavso.org
Issuer Organization	DigiCert Inc
Issuer	DigiCert TLS RSA SHA256 2020 CA1
Algorithm	RSA-SHA256
Valid form	08/04/2022
Expiration	09/04/2023
Signed	Certificate is not self signed
Additional Domains	www.aavso.org aavso.org

Aavso.org Rank History

Alexa Rank shows how popular aavso.org is in comparison with other sites. The most popular site has Alexa Rank equals 1. If aavso.org 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 aavso.org and pageviews on aavso.org over the past 3 months.

Aavso.org Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 14618

ASN Title: AMAZON-AES - Amazon.com, Inc., US

Last Update: 10/13/2023

#
# 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: 14618
ASName: AMAZON-AES
ASHandle: AS14618
RegDate: 2005-11-04
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/14618

OrgName: Amazon.com, Inc.
OrgId: AMAZO-4
Address: Amazon Web Services, Inc.
Address: P.O. Box 81226
City: Seattle
StateProv: WA
PostalCode: 98108-1226
Country: US
RegDate: 2005-09-29
Updated: 2017-01-28
Comment: For details of this service please see
Comment: http://ec2.amazonaws.com/
Ref: https://rdap.arin.net/registry/entity/AMAZO-4

OrgNOCHandle: AANO1-ARIN
OrgNOCName: Amazon AWS Network Operations
OrgNOCPhone: +1-206-266-4064
OrgNOCEmail: amzn-noc-contact@amazon.com
OrgNOCRef: https://rdap.arin.net/registry/entity/AANO1-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

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

RTechHandle: ANO24-ARIN
RTechName: Amazon EC2 Network Operations
RTechPhone: +1-206-266-4064
RTechEmail: amzn-noc-contact@amazon.com
RTechRef: https://rdap.arin.net/registry/entity/ANO24-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.
#

Aavso.org Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: AAVSO.ORG
Registry Domain ID: D63018-LROR
Registrar WHOIS Server: whois.tucows.com
Registrar URL: http://www.tucows.com
Updated Date: 2019-04-01T12:21:03Z
Creation Date: 1995-03-29T05:00:00Z
Registry Expiry Date: 2024-03-30T05:00:00Z
Registrar Registration Expiration Date:
Registrar: Tucows Domains Inc.
Registrar IANA ID: 69
Registrar Abuse Contact Email: domainabuse@tucows.com
Registrar Abuse Contact Phone: +1.4165350123
Reseller:
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited
Registrant Organization: AAVSO: American Association of Variable
Registrant State/Province: MA
Registrant Country: US
Name Server: NS1.HOVER.COM
Name Server: NS2.HOVER.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form https://www.icann.org/wicf/)
>>> Last update of WHOIS database: 2021-05-30T16:14:25Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL
aavso.org	54.83.14.197	900

Host	MX Record	Priority	TTL
aavso.org	ALT3.ASPMX.L.GOOGLE.COM	10	900
aavso.org	ALT1.ASPMX.L.GOOGLE.COM	5	900
aavso.org	ALT2.ASPMX.L.GOOGLE.COM	5	900
aavso.org	ASPMX.L.GOOGLE.COM	1	900
aavso.org	ALT4.ASPMX.L.GOOGLE.COM	10	900

Host	NS Record	TTL
aavso.org	ns2.hover.com	900
aavso.org	ns1.hover.com	900

Host	TXT Record	TTL
aavso.org	google-site-verification=dVYyLwALgQ3m2jexXHLtIurwEMYVeEklOh0AqjUPn-E	900
aavso.org	v=spf1 mx a ip4:54.83.14.197/32,50.198.80.203/32,35.174.161.189/32 include:_spf.google.com include:spf.mandrillapp.com ~all	900
aavso.org	MS=ms63764421	900

ns1.hover.com
TTL: 900
Email address: dnsmaster.hover.com
Serial: 1302031353
Refresh: 10800
Retry: 3600
Expire: 604800
Minimum: 900

Aavso.org HTML Check

HTML Validation Tool

Errors

Legacy doctype. Expected “<!DOCTYPE html>”.

Attribute “xmlns:content” not allowed here.

Attribute “xmlns:dc” not allowed here.

Attribute “xmlns:foaf” not allowed here.

Attribute “xmlns:og” not allowed here.

Attribute “xmlns:rdfs” not allowed here.

Attribute “xmlns:sioc” not allowed here.

Attribute “xmlns:sioct” not allowed here.

Attribute “xmlns:skos” not allowed here.

Attribute “xmlns:xsd” not allowed here.

When the attribute “xml:lang” in no namespace is specified, the element must also have the attribute “lang” present with the same value.

The “version” attribute on the “html” element is obsolete. You can safely omit it.

The “profile” attribute on the “head” element is obsolete. To declare which “meta” terms are used in the document, instead register the names as meta extensions. To trigger specific UA behaviors, use a “link” element instead.

An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.

Bad value “20px” for attribute “size” on element “input”: Expected a digit but saw “p” instead.

Attribute “onhover” not allowed on element “input” at this point.

Duplicate ID “1”.

Duplicate ID “lastobsrec”.

Attribute “about” not allowed on element “div” at this point.

Attribute “content” not allowed on element “span” at this point.

Attribute “datatype” not allowed on element “span” at this point.

Attribute “rel” not allowed on element “span” at this point.

Attribute “about” not allowed on element “span” at this point.

The “for” attribute of the “label” element must refer to a non-hidden form control.

Warnings

Attribute with the local name “xmlns:content” is not serializable as XML 1.0.

Attribute with the local name “xmlns:dc” is not serializable as XML 1.0.

Attribute with the local name “xmlns:foaf” is not serializable as XML 1.0.

Attribute with the local name “xmlns:og” is not serializable as XML 1.0.

Attribute with the local name “xmlns:rdfs” is not serializable as XML 1.0.

Attribute with the local name “xmlns:sioc” is not serializable as XML 1.0.

Attribute with the local name “xmlns:sioct” is not serializable as XML 1.0.

Attribute with the local name “xmlns:skos” is not serializable as XML 1.0.

Attribute with the local name “xmlns:xsd” is not serializable as XML 1.0.

The first occurrence of ID “1” was here.

The first occurrence of ID “lastobsrec” was here.

This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.

Aavso.org Desktop Performance

Last tested: 12/25/2018

Desktop Speed

29%

Optimize images

Leverage browser caching

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Avoid landing page redirects

Minify JavaScript

Minify HTML

Desktop Resource Breakdown

Total Resources	67
Number of Hosts	3
Static Resources	62
JavaScript Resources	5
CSS Resources	5

Aavso.org Mobile Insights

Last tested: 12/25/2018

Mobile Usability

60%

Use legible font sizes

Size tap targets appropriately

Configure the viewport

Size content to viewport

Mobile Speed

25%

Optimize images

Leverage browser caching

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Avoid landing page redirects

Minify JavaScript

Minify HTML

Mobile Resource Breakdown

Total Resources	67
Number of Hosts	3
Static Resources	62
JavaScript Resources	5
CSS Resources	5

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Aavso.org Home | aavso

Aavso.org Overview

Aavso.org Rank Summary

Aavso.org Website Safety

Aavso.org Rank History

Aavso.org Hosting Information

Aavso.org Domain Registration and Settings

Aavso.org HTML Check

Aavso.org Desktop Performance

Aavso.org Mobile Insights

Aavso.org Similar Audits

Aavso.org Common Typos