Uu.nl Universiteit Utrecht | Sharing science, shaping tomorrow

De Universiteit Utrecht is een internationaal vooraanstaande onderzoeksuniversiteit waar studenten en onderzoekers samen werken aan een betere wereld.

Online Status
Online

Server IP address resolved: Yes
Http response code: 200
Response time: 1.56 sec.
Last Checked: 01/23/2025

Uu.nl attracts 10,604 unique visitors daily, generating 39,022 pageviews. The estimated value of uu.nl is 684,244 USD. Each visitor views approximately 3.94 pages on average.

According to Majestic's traffic estimates, uu.nl ranks 1,379 globally, with the majority of its visitors coming from Netherlands, where it holds the 173 position.

Uu.nl is hosted by Combell NV in Belgium; however, migrating the server to Netherlands could further improve page load times for the majority of users.

See the list of other websites hosted by Combell NV.

Uu.nl is registered with the .NL top-level domain. Explore additional websites within the .NL zone.

The last inspection on (October 13, 2024), confirms that uu.nl holds a valid and current SSL certificate issued by GEANT Vereniging expiring on March 13, 2025. Click the "Refresh" button in the Safety Information section for updated SSL details. See the list of websites using SSL certificates issued by GEANT Vereniging.

According to Google Safe Browsing, Google Safe Search, Symantec and Web of Trust uu.nl appears to be a safe domain.

Based on Google's Mobile-Friendly test, uu.nl is optimized for mobile and tablet devices, although the web page loading speed could be improved.

Global Rank
18,339
Average Load Time
1.56sec
Links In Count
11,536
Website Value
$639,480
Overview
Last Updated: 01/23/2025
Overall result - uu.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: 03/21/2024
uu.nl is safe.
Norton ConnectSafe evaluates uu.nl for any unsafe and insecure content. The results are critical for families with young children.
Google Safe Search
Last Updated: 02/07/2019
uu.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
uu.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: 02/22/2021
uu.nl is safe.
McAfee assesses uu.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 uu.nl for mature or inappropriate content, only security checks are evaluated.
Web of Trust
Last Updated: 01/09/2019
uu.nl child safety is very good.
The WOT calculates reputation of the uu.nl. This reputation system receives ratings from users and information from third-party sources, assesses the uu.nl for safety features and confirms, whether uu.nl is suitable for children.

Uu.nl | SSL Certificate Information
Domainuu.nl
Issuer OrganizationGEANT Vereniging
IssuerGEANT OV RSA CA 4
AlgorithmRSA-SHA384
Valid form03/13/2024
Expiration03/13/2025
SignedCertificate is not self signed
Additional Domains uu.nl
intranet.uu.nl
students.uu.nl
www.uu.nl
Server Location

Uu.nl ASN Information

ASN ID: 34762
ASN Title: Combell NV

Last Update: 07/16/2024

% 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 'AS33792 - AS35839'

as-block: AS33792 - AS35839
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: 2015-09-30T14:19:22Z
last-modified: 2015-09-30T14:19:22Z
source: RIPE

% Information related to 'AS34762'

% Abuse contact for 'AS34762' is 'abuse@combell.com'

aut-num: AS34762
as-name: COMBELL-AS
org: ORG-CN93-RIPE
remarks: ---------------------------------------------------------------------+
remarks: Transit
remarks: ---------------------------------------------------------------------+
import: from AS3257 accept ANY
export: to AS3257 announce AS-COMBELL
import: from AS6774 accept ANY
export: to AS6774 announce AS-COMBELL
import: from AS174 accept ANY
export: to AS174 announce AS-COMBELL
import: from AS8455 accept ANY
export: to AS8455 announce AS-COMBELL
remarks: ---------------------------------------------------------------------+
admin-c: CT1447-RIPE
tech-c: CT1447-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-routes: COMBELL-MNT
mnt-by: COMBELL-MNT
created: 2005-03-31T08:18:46Z
last-modified: 2017-10-17T07:36:55Z
source: RIPE # Filtered

organisation: ORG-CN93-RIPE
org-name: Combell NV
org-type: LIR
address: Skaldenstraat 121
address: 9042
address: Gent
address: BELGIUM
phone: +3292187979
admin-c: SC18514-RIPE
admin-c: FP12084-RIPE
tech-c: SC18514-RIPE
tech-c: FP12084-RIPE
abuse-c: AR37159-RIPE
mnt-ref: COMBELL-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: COMBELL-MNT
created: 2016-08-03T07:10:46Z
last-modified: 2016-08-09T14:32:55Z
source: RIPE # Filtered

role: COMBELL TECH
address: Skaldenstraat 121
address: B-9042 Gent
address: Belgium
mnt-by: COMBELL-MNT
admin-c: FP2477-RIPE
tech-c: FP2477-RIPE
tech-c: SC2267-RIPE
tech-c: LSZM1-RIPE
tech-c: PVDP8-RIPE
tech-c: MS29554-RIPE
nic-hdl: CT1447-RIPE
created: 2005-10-11T11:23:30Z
last-modified: 2012-11-08T14:01:33Z
source: RIPE # Filtered

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

WHOIS

Domain name: uu.nl
Status: active

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

Abuse Contact:
+31.887873000
cert@surfcert.nl

DNSSEC: yes

Domain nameservers:
australie.net.uu.nl 131.211.4.25
azie.net.uu.nl 131.211.4.8
ns1.zurich.surf.net
ns1.surfnet.nl

Creation Date: 1997-03-27

Updated Date: 2024-04-21

Record maintained by: SIDN BV


DNS Records
HostA RecordTTL
uu.nl83.217.76.863600
HostMX RecordPriorityTTL
uu.nluu-nl.mail.protection.outlook.com03600
HostNS RecordTTL
uu.nlazie.net.uu.nl300
uu.nlns1.zurich.surf.net300
uu.nlns1.surfnet.nl300
uu.nlaustralie.net.uu.nl300
HostTXT RecordTTL
uu.nlMS=ms595103563600
uu.nlgoogle-site-verification=K3bIDuPg2RhRc-qYqyEau7MUnp3aN4oIM_6rWDe1M343600
uu.nlSu9OyCu6NpqyLnFO1c9zqwAvb0DsTWmZ24N3OdEWFIYwPrTz2U06xfvTfBR/KTw5vP4N80w/w/bSBpk251+Lug==3600
uu.nlWLgjk988Kp7Qba9XFltAfkL2Toa2uc3OdjwkPdG8qI4iNXGc14jtd3MM7kC70OPfYW0cWVz5mHMuv5jaMkWcQg==3600
uu.nlv=spf1 ip4:131.211.14.0/24 ip4:145.0.1.0/24 ip4:195.169.13.0/24 ip6:2001:610:188:540::/64 ip4:131.211.31.135 ip4:131.211.194.8/30 ip4:145.101.112.2 ip6:2001:610:188:446:145:101:112:2 ip4:216.146.32.161/27 ip4:170.107.183.89 ip4:212.123.232.134 ip4:145.1003600

azie.net.uu.nl
TTL: 300
Email address: hostmaster.uu.nl
Serial: 2014363541
Refresh: 3600
Retry: 600
Expire: 1209600
Minimum: 3600

Warnings

Errors

Last tested: 04/25/2017

Desktop
Desktop Speed
50%

Desktop Resource Breakdown
Total Resources40
Number of Hosts7
Static Resources21
JavaScript Resources9
CSS Resources4

Last tested: 04/25/2017

Mobile
Mobile Usability
99%
Mobile Speed
45%

Mobile Resource Breakdown
Total Resources40
Number of Hosts7
Static Resources21
JavaScript Resources9
CSS Resources4
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