Sterrenkunde.nl Sterrenkunde in Nederland - Info over Sterren, Maan en Planeten

Sterrenkunde.nl is de startpagina voor (amateur)sterrenkunde in Nederland.

Sterrenkunde.nl Overview

Sterrenkunde.nl ranking shows that the page is at position 0 over the world.

Sterrenkunde.nl hosting company servers are placed in the Netherlands, but, unfortunately, it’s not possible to identify the countries where the bulk of sterrenkunde.nl users come from and, therefore, we couldn’t define if the distance can influence the webpage load time. See the list of other webpages hosted on AMAZON-02 - Amazon.com, Inc., US servers.

In terms of rank-to-traffic ratio, sterrenkunde.nl has 5,232 unique users per day, viewing 15,854 pages. The rank based value of sterrenkunde.nl is 17,107 USD. Every user makes 3.21 pageviews on average.

Sterrenkunde.nl boasts a link base consisting of 392 referring domains and 473 external backlinks, as revealed by the data obtained from web network scanning.

Sterrenkunde.nl top-level domain belongs to .NL domain zone. Check other webpages in .NL zone.

According the last verification test in October 04, 2019, sterrenkunde.nl has an invalid SSL certificate. Click button “Update” SSL Information at the Safety Information section.

Based on data from Google Safe Browsing, Google Safe Search, Symantec and Web of Trust sterrenkunde.nl is a fairly safe domain.

According the Mobile-Friendly test by Google sterrenkunde.nl is nice optimized for mobile devices and tablets.

Sterrenkunde.nl Rank Summary

Global Rank

Average Load Time

1.21sec

Links In Count

Website Value

$15,840

Audience Geography. Where are sterrenkunde.nl visitors located?

Country	Visitors

Country	Pageviews

Country	Rank

Where do visitors go on sterrenkunde.nl?

Subdomain	Pageviews

Subdomain	Pageviews per User

Subdomain	Reach

How popular is sterrenkunde.nl?

Period	Global Rank	Global Rank Delta

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta

Sterrenkunde.nl Website Safety

Overview

Last Updated: 09/20/2024

Overall result - sterrenkunde.nl 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: 03/30/2024

sterrenkunde.nl is safe.

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

Google Safe Search

Last Updated: 07/20/2017

sterrenkunde.nl 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

sterrenkunde.nl 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: 03/06/2021

sterrenkunde.nl is safe.

McAfee assesses sterrenkunde.nl 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 sterrenkunde.nl for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 01/12/2019

sterrenkunde.nl child safety is very good.

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

SSL Information

SSL Checker Tool

WARNING!	Certificate download error. Previous scan results are shown below.
Domain	sterrenkunde.nl
Issuer Organization	Unknown
Issuer	Let's Encrypt Authority X3
Algorithm	RSA-SHA256
Valid form	08/19/2019
Expiration	11/17/2019
Signed	Certificate is not self signed
Additional Domains	gallery.sterrenkunde.nl mail.sterrenkunde.nl secure.sterrenkunde.nl sterrenkunde.nl www.sterrenkunde.nl

Sterrenkunde.nl Rank History

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

Sterrenkunde.nl Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 16509

ASN Title: AMAZON-02 - Amazon.com, Inc., US

Last Update: 03/08/2024

#
# 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.
#

Sterrenkunde.nl Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain name: sterrenkunde.nl
Status: active

Registrar:
SURF B.V.
Moreelsepark 48
3511EP Utrecht
Netherlands

Abuse Contact:
+31.887873000
cert@surfcert.nl

Creation Date: 1999-06-07

Updated Date: 2014-07-02

DNSSEC: no

Domain nameservers:
ns3.surfnet.nl
ns1.zurich.surf.net
pluto.as1103.net

Record maintained by: NL Domain Registry

Copyright notice
No part of this publication may be reproduced, published, stored in a
retrieval system, or transmitted, in any form or by any means,
electronic, mechanical, recording, or otherwise, without prior
permission of the Foundation for Internet Domain Registration in the
Netherlands (SIDN).
These restrictions apply equally to registrars, except in that
reproductions and publications are permitted insofar as they are
reasonable, necessary and solely in the context of the registration
activities referred to in the General Terms and Conditions for .nl
Registrars.
Any use of this material for advertising, targeting commercial offers or
similar activities is explicitly forbidden and liable to result in legal
action. Anyone who is aware or suspects that such activities are taking
place is asked to inform the Foundation for Internet Domain Registration
in the Netherlands.
(c) The Foundation for Internet Domain Registration in the Netherlands
(SIDN) Dutch Copyright Act, protection of authors' rights (Section 10,
subsection 1, clause 1).

DNS Records

DNS Lookup Tool

Host	A Record	TTL
sterrenkunde.nl	145.100.190.149	300

Host	MX Record	Priority	TTL
sterrenkunde.nl	mx-1.mf.surf.net	10	900
sterrenkunde.nl	mx-a.mf.surf.net	10	900

Host	NS Record	TTL
sterrenkunde.nl	ns1.zurich.surf.net	1800
sterrenkunde.nl	ns1.het.net.je	1800
sterrenkunde.nl	ns3.surfnet.nl	1800
sterrenkunde.nl	pluto.as1103.net	1800

Host	TXT Record	TTL
sterrenkunde.nl	v=spf1 ip4:145.100.190.144/28 ip6:2001:610:188:401::/64 include:servers.mcsv.net include:_spf.surfmailfilter.nl -all	1800

ns1.het.net.je
TTL: 1800
Email address: postmaster.sterrenkunde.nl
Serial: 2019042306
Refresh: 14400
Retry: 1800
Expire: 604800
Minimum: 86400

Sterrenkunde.nl HTML Check

HTML Validation Tool

Warnings

Using “windows-1252” instead of the declared encoding “iso-8859-1”.

The “type” attribute for the “style” element is not needed and should be omitted.

The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.

The “type” attribute is unnecessary for JavaScript resources.

Consider adding a “lang” attribute to the “html” start tag to declare the language of this document.

Errors

Legacy encoding “windows-1252” used. Documents must use UTF-8.

Saw “<?”. Probable cause: Attempt to use an XML processing instruction in HTML. (XML processing instructions are not supported in HTML.)

Almost standards mode doctype. Expected “<!DOCTYPE html>”.

Bad value “text/html; charset=iso-8859-1” for attribute “content” on element “meta”: “charset=” must be followed by “utf-8”.

Bad value “Page-Enter” for attribute “http-equiv” on element “meta”.

Bad value “Page-Exit” for attribute “http-equiv” on element “meta”.

CSS: “filter”: Parse Error.

The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.

The “hspace” attribute on the “img” element is obsolete. Use CSS instead.

The “vspace” attribute on the “img” element is obsolete. Use CSS instead.

The “width” attribute on the “td” element is obsolete. Use CSS instead.

The “font” element is obsolete. Use CSS instead.

The “width” attribute on the “table” element is obsolete. Use CSS instead.

The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.

The “border” attribute on the “table” element is obsolete. Use CSS instead.

The “align” attribute on the “td” element is obsolete. Use CSS instead.

The “align” attribute on the “img” element is obsolete. Use CSS instead.

The “valign” attribute on the “td” element is obsolete. Use CSS instead.

The “align” attribute on the “table” element is obsolete. Use CSS instead.

Bogus comment.

Stray end tag “a”.

The “center” element is obsolete. Use CSS instead.

Table column 3 established by element “td” has no cells beginning in it.

Sterrenkunde.nl Desktop Performance

Last tested: 06/25/2018

Desktop Speed

78%

Leverage browser caching

Avoid landing page redirects

Optimize images

Enable compression

Minify HTML

Desktop Resource Breakdown

Total Resources	49
Number of Hosts	7
Static Resources	23

Sterrenkunde.nl Mobile Insights

Last tested: 06/25/2018

Mobile Usability

64%

Use legible font sizes

Size tap targets appropriately

Configure the viewport

Mobile Speed

65%

Avoid landing page redirects

Leverage browser caching

Optimize images

Enable compression

Minify HTML

Mobile Resource Breakdown

Total Resources	49
Number of Hosts	7
Static Resources	23

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Sterrenkunde.nl Sterrenkunde in Nederland - Info over Sterren, Maan en Planeten

Sterrenkunde.nl is de startpagina voor (amateur)sterrenkunde in Nederland.

Sterrenkunde.nl Overview

Sterrenkunde.nl Rank Summary

Sterrenkunde.nl Website Safety

Sterrenkunde.nl Rank History

Sterrenkunde.nl Hosting Information

Sterrenkunde.nl Domain Registration and Settings

Sterrenkunde.nl HTML Check

Sterrenkunde.nl Desktop Performance

Sterrenkunde.nl Mobile Insights

Sterrenkunde.nl Similar Audits

Sterrenkunde.nl Common Typos