Ou.nl Homepage - Open Universiteit - Open Universiteit

Universitair studeren, zoals jij dat wilt. Van korte studie tot volledige bachelor en master. Persoonlijk en online, prima te combineren met werk en p...

Ou.nl Quick Summary

Status

Online

Server IP address resolved: Yes

Http response code: 200

Response time: 2.06 sec.

Last Checked: 04/23/2024

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Ou.nl traffic estimate is about 902 unique visitors and 4,239 pageviews per day. The approximated value of ou.nl is 80,300 USD. Every unique visitor makes about 4.7 pageviews on average.

Alexa Traffic Rank estimates that ou.nl is ranked number 8,312 in the world, while most of its traffic comes from Netherlands, where it occupies as high as 3,495 place.

It’s good for ou.nl that their hosting company SURFnet bv is located in Netherlands, as that provides the majority of their visitors to benefit from the faster page load time. See the list of other websites hosted by SURFnet bv.

Ou.nl is registered under .NL top-level domain. Check other websites in .NL zone.

During the last check (July 03, 2022) ou.nl has an expired SSL certificate issued by GEANT Vereniging (expired on May 31, 2023), please click the “Refresh” button for SSL Information at the Safety Information section. Check other websites using SSL certificates issued by GEANT Vereniging.

In accordance with Google Safe Browsing, Google Safe Search, Symantec and Web of Trust ou.nl is pretty a safe domain.

Relying on Google Mobile-Friendly test ou.nl is well optimized for mobile and tablet devices, however website page loading time may be improved.

Ou.nl General Information

Ou.nl Audience Geography

Where are website visitors coming from?

Visitors
Pageviews
Ranks

Country	Visitors
Netherlands NL	52.3%
Belgium BE	9.2%
India IN	3.2%
Pakistan PK	2.9%
Philippines PH	1.8%
Malaysia MY	1.7%
Indonesia ID	1%
Bangladesh BD	0.7%
Other	27.3%

Country	Rank
Netherlands NL	3495
Belgium BE	18367
Philippines PH	47855
Pakistan PK	55728
Bangladesh BD	61284
Malaysia MY	61616
Indonesia ID	166591
India IN	266773

Ou.nl Traffic Distribution

Where do visitors go on ou.nl?

Subdomain Traffic
Views per User
Subdomain Reach

Subdomain	Pageviews
youlearn.ou.nl	34.44%
ou.nl	24.47%
dspace.ou.nl	12.41%
login.ou.nl	11.21%
mijn.ou.nl	9.33%
bibliotheek.ou.nl	1.94%
other	6.15%

Subdomain	Views per User
youlearn.ou.nl	8.2
dspace.ou.nl	2.4
mijn.ou.nl	2.1
ou.nl	1.9
login.ou.nl	1.7
bibliotheek.ou.nl	1

Subdomain	Reach
ou.nl	56.1%
login.ou.nl	28.4%
dspace.ou.nl	22.82%
mijn.ou.nl	18.9%
youlearn.ou.nl	18.29%
bibliotheek.ou.nl	8.1%

Ou.nl Popularity

How popular is ou.nl?

Global Rank
Pageviews
Reach

Period	Global Rank	Global Rank Delta
past 3 months	153362	8240
past month	179837	43030
past week	231675	63252
yesterday	285468	73298

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	120924	15762	43	-15.3%	4.7	-13.19%
30	149894	48642	33	-36.63%	4.4	-18.2%
7	250068	154407	18	-69.687%	2.8	-66.548%
1	489590	307730	8	-74.314%	1	-75.962%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	179381	4440	33	-2.54%
30	207751	43287	28	-22.48%
7	245343	21092	24	-9.466%
1	226633	-12953	3	7%

Press rescan to collect fresh statistics for this website...

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Ou.nl Safety Information

Rankchart Summary

Safe

Updated: 04/23/2024

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

Safe

Updated: 03/24/2024

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Norton ConnectSafe evaluates websites for any unsafe and inapropriate content. The results are important for families with young children.

Google Safe Search

Safe

Updated: 10/26/2016

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SafeSearch works as a parental control tool to filter out any content that might be inappropriate for your children.

Google Safe Browsing

Safe

Malware not found

Phishing not detected

Unwanted software not found

Harmfull applications not found

Updated: 01/09/2019

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Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.

McAfee® WebAdvisor

Safe

Updated: 02/23/2021

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

Web of Trust

Child safety is very good

Updated: 01/10/2019

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

Ou.nl SSL Information

Information about SSL/TLS certificates

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Domain	www.ou.nl
Issuer Organization	GEANT Vereniging
Issuer	GEANT OV RSA CA 4
Algorithm	RSA-SHA384
Valid form	05/31/2022
Expiration	05/31/2023
Signed	Certificate is not self signed
Additional Domains	www.ou.nl ou.nl

SSL Checker

Ou.nl Server Information

Ou.nl Server Location

Where website hosting server is located?

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Ou.nl ASN Information

Information about IP address owner

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ASN ID: 1103

ASN Title: SURFnet bv

Updated: 10/05/2023

Raw ASN data:

% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See http://www.ripe.net/db/support/db-terms-conditions.pdf

% Note: this output has been filtered.
% To receive output for a database update, use the "-B" flag.

% Information related to 'AS1101 - AS1200'

as-block: AS1101 - AS1200
descr: RIPE NCC ASN block
remarks: These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by: RIPE-NCC-HM-MNT
created: 2002-08-22T14:57:50Z
last-modified: 2014-02-24T13:15:15Z
source: RIPE

% Information related to 'AS1103'

% Abuse contact for 'AS1103' is 'cert@surfnet.nl'

aut-num: AS1103
as-name: SURFNET-NL
descr: SURFnet, The Netherlands
org: ORG-Sb3-RIPE
remarks: For security/abuse issues:
remarks: "mnt-irt: irt-SURFnet-CERT" or
remarks: contact
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export: to AS21478 announce AS-SURFNET
export: to AS22822 announce AS-SURFNET
export: to AS24167 announce AS-SURFNET
export: to AS24586 announce AS-SURFNET
export: to AS24642 announce AS-SURFNET
export: to AS24730 announce AS-SURFNET
export: to AS24875 announce AS-SURFNET
export: to AS24940 announce AS-SURFNET
export: to AS25074 announce AS-SURFNET
export: to AS25151 announce AS-SURFNET
export: to AS25152 announce ANY
export: to AS25182 announce AS-SURFNET
export: to AS25220 announce AS-SURFNET
export: to AS25459 announce AS-SURFNET
export: to AS25542 announce AS-SURFNET
export: to AS25596 announce AS-SURFNET
export: to AS28685 announce AS-SURFNET
export: to AS28757 announce AS-SURFNET
export: to AS28788 announce AS-SURFNET
export: to AS28876 announce AS-SURFNET
export: to AS28929 announce AS-SURFNET
export: to AS29075 announce AS-SURFNET
export: to AS29208 announce AS-SURFNET
export: to AS29263 announce AS-SURFNET
export: to AS29396 announce AS-SURFNET
export: to AS29462 announce AS-SURFNET
export: to AS30094 announce AS-SURFNET
export: to AS30132 announce AS-SURFNET
export: to AS30781 announce AS-SURFNET
export: to AS30889 announce AS-SURFNET
export: to AS31019 announce AS-SURFNET
export: to AS31027 announce AS-SURFNET
export: to AS31216 announce AS-SURFNET
export: to AS31477 announce AS-SURFNET
export: to AS31500 announce AS-SURFNET
export: to AS31529 announce AS-SURFNET
export: to AS31800 announce AS-SURFNET
export: to AS32787 announce AS-SURFNET
export: to AS32934 announce AS-SURFNET
export: to AS33891 announce AS-SURFNET
export: to AS33915 announce AS-SURFNET
export: to AS34106 announce AS-SURFNET
export: to AS34141 announce AS-SURFNET
export: to AS34177 announce AS-SURFNET
export: to AS34288 announce AS-SURFNET
export: to AS34305 announce AS-SURFNET
export: to AS34307 announce AS-SURFNET
export: to AS34309 announce AS-SURFNET
export: to AS34655 announce AS-SURFNET
export: to AS34762 announce AS-SURFNET
export: to AS34968 announce AS-SURFNET
export: to AS35332 announce AS-SURFNET
export: to AS35745 announce AS-SURFNET
export: to AS36408 announce AS-SURFNET
export: to AS36692 announce AS-SURFNET
export: to AS37100 announce AS-SURFNET
export: to AS37271 announce AS-SURFNET
export: to AS37468 announce AS-SURFNET
export: to AS39309 announce AS-SURFNET
export: to AS39326 announce AS-SURFNET
export: to AS39647 announce AS-SURFNET
export: to AS39704 announce AS-SURFNET
export: to AS41552 announce AS-SURFNET
export: to AS41692 announce AS-SURFNET
export: to AS41695 announce AS-SURFNET
export: to AS41887 announce AS-SURFNET
export: to AS41913 announce AS-SURFNET
export: to AS42165 announce AS-SURFNET
export: to AS42385 announce AS-SURFNET
export: to AS42707 announce AS-SURFNET
export: to AS43437 announce AS-SURFNET
export: to AS44654 announce AS-SURFNET
export: to AS46489 announce AS-SURFNET
export: to AS47195 announce AS-SURFNET
export: to AS47886 announce AS-SURFNET
export: to AS48283 announce AS-SURFNET
export: to AS49544 announce AS-SURFNET
export: to AS49685 announce AS-SURFNET
export: to AS49820 announce AS-SURFNET
export: to AS50056 announce AS-SURFNET
export: to AS50266 announce AS-SURFNET
export: to AS50295 announce AS-SURFNET
export: to AS51088 announce AS-SURFNET
export: to AS54113 announce AS-SURFNET
export: to AS57866 announce AS-SURFNET
export: to AS57976 announce AS-SURFNET
export: to AS59964 announce AS-SURFNET
export: to AS60144 announce AS-SURFNET
export: to AS62402 announce AS-SURFNET
export: to AS197000 announce AS-SURFNET
export: to AS197219 announce AS-SURFNET
export: to AS199524 announce AS-SURFNET
export: to AS203769 announce AS-SURFNET
export: to AS206130 announce AS-SURFNET
export: to AS206350 announce AS-SURFNET
admin-c: SNS1-RIPE
tech-c: SNS1-RIPE
status: LEGACY
mnt-by: RIPE-NCC-LEGACY-MNT
mnt-by: AS1103-MNT
created: 2002-09-23T12:44:58Z
last-modified: 2018-06-12T11:42:55Z
source: RIPE

organisation: ORG-Sb3-RIPE
org-name: SURFnet bv
org-type: LIR
address: P.O. Box 19035
address: 3501 DA
address: Utrecht
address: NETHERLANDS
phone: +31887873000
admin-c: HT3384-RIPE
admin-c: MK512-RIPE
admin-c: SNS1-RIPE
admin-c: JK9622-RIPE
admin-c: RVR19-RIPE
admin-c: WB311-RIPE
admin-c: NO17-RIPE
admin-c: RS957-RIPE
admin-c: SM12780-RIPE
abuse-c: SNS1-RIPE
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: SN-LIR-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: SN-LIR-MNT
created: 2004-04-17T11:43:29Z
last-modified: 2017-08-25T09:59:29Z
source: RIPE # Filtered

role: SURFnet Network Services
address: Kantoren Hoog Overborch (Hoog Catharijne)
address: Moreelsepark 48, 3511 EP Utrecht
address: Postbus 19035, 3501 DA Utrecht
phone: +31 88 7873000
admin-c: JK9622-RIPE
tech-c: NO17-RIPE
tech-c: JK9622-RIPE
tech-c: MK512-RIPE
nic-hdl: SNS1-RIPE
abuse-mailbox: cert@surfnet.nl
mnt-by: AS1103-MNT
created: 2002-07-09T10:06:06Z
last-modified: 2017-08-25T12:01:47Z
source: RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.91.2 (HEREFORD)

Geolocation

ASN Lookup

Ou.nl Domain Name Information

Ou.nl DNS Information

Domain name service records

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A
MX
NS
TXT
SOA

Host	A Record	TTL
ou.nl	145.20.124.148	60

Host	MX Record	Priority	TTL
ou.nl	relay.surfnet.nl	1000	300
ou.nl	relay.ou.nl	10	300
ou.nl	mailserv2.ou.nl	20	300
ou.nl	ou-nl.mail.protection.outlook.com	1	300

Host	NS Record	TTL
ou.nl	dns.ou.nl	172800
ou.nl	ns.ou.nl	172800
ou.nl	ns2.ou.nl	172800
ou.nl	dns2.ou.nl	172800

Host	TXT Record	TTL
ou.nl	v=spf1 mx ip4:145.20.126.12/31 ip6:2001:610:338:1030::126:12/127 include:spf.protection.outlook.com ~all	3600
ou.nl	google-site-verification=qwghcgXEcQ7PDmgOKsNnVjEo2DD583UKdYAKoMUY_zg	3600
ou.nl	4QRKLgYVvy3472d/Nsab+HVbraq0nLSoZxfpcc2GBDkVS0IGoDqn0swseCEEFa79EEuZ4fwRWRkcU9azjEOshw==	3600
ou.nl	MS=D9FA522DB0A593F330B3C81ADF4B4371B7C388CC	3600
ou.nl	MS=ms81132576	3600

Ou.nl Whois Information

Information about registered users or assignees of an Internet resource

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Raw WHOIS data:

Whois

DNS Lookup

Ou.nl HTML Validation

Ou.nl W3C HTML Markup Validation

HTML markup errors and warnings

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Errors:

A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.

A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.

Bad start tag in “iframe” in “head”.

Stray end tag “noscript”.

Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)

A “link” element must not appear as a descendant of a “body” element unless the “link” element has an “itemprop” attribute or has a “rel” attribute whose value contains “dns-prefetch”, “pingback”, “preconnect”, “prefetch”, “preload”, “prerender”, or “stylesheet”.

Attribute “name” not allowed on element “meta” at this point.

Element “meta” is missing one or more of the following attributes: “itemprop”, “property”.

Stray end tag “head”.

Start tag “body” seen but an element of the same type was already open.

Cannot recover after last error. Any further errors will be ignored.

HTML Validator

Ou.nl Desktop Performance

How Well Ou.nl Performs On Desktops?

Website desktop performance and usability tips

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Speed
Resource Breakdown

Speed

57%

Minify JavaScript

Leverage browser caching

Optimize images

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

Reduce server response time

Avoid landing page redirects

Minify CSS

Minify HTML

Updated: 05/14/2017

Ou.nl Mobile Performance

How Optimized Is Ou.nl for Mobile Devices?

Tips on speeding up mobile site performance

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Usability
Speed
Resource Breakdown

Usability

97%

Size tap targets appropriately

Updated: 06/12/2018

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Estimated Nearest Competitors Of Ou.nl

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Ou.nl URL Typos

Most common user URL mistypes for ou.nl

www.ou.com
www.ou.net
www.ou.org
www.ou.info
www.ou.biz
www.ou.us
www.ou.mobi
www.u.nl
www.ou.nl
www.iu.nl
www.oiu.nl
www.iou.nl
www.ku.nl
www.oku.nl
www.kou.nl
www.lu.nl
www.olu.nl
www.lou.nl
www.pu.nl
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www.o.nl
www.oy.nl
www.ouy.nl
www.oyu.nl
www.oh.nl
www.ouh.nl
www.ohu.nl
www.oj.nl
www.ouj.nl
www.oju.nl
www.oi.nl
www.oui.nl

CSS	778.3 KBytes
Images	582.6 KBytes
HTML	126.1 KBytes
JavaScript	1.8 MBytes
Other	73.7 KBytes

Total Resources	243
Number of Hosts	4
Static Resources	40
JavaScript Resources	124
CSS Resources	98

CSS	797.5 KBytes
Images	603.9 KBytes
HTML	158.7 KBytes
JavaScript	1.9 MBytes
Other	69.5 KBytes