Htu.at Startseite | HTU Wien

Htu.at Overview

Htu.at belongs to Technische Universitat Wien. Check the list of other websites hosted by Technische Universitat Wien.

Htu.at boasts a link base consisting of 204 referring domains and 226 external backlinks, as revealed by the data obtained from web network scanning.

Htu.at top-level domain belongs to .AT domain zone. Check other webpages in .AT zone.

According the last verification test in May 25, 2021, htu.at has an expired SSL certificate issued by Let's Encrypt (expired on July 04, 2021). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by Let's Encrypt.

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

Based on Mobile-Friendly test by Google htu.at is poorly optimized for mobile phones and tablets. Remember that optimizing your website design for mobile devices ensures that all of your web pages perform well on all devices, page loading speed can also be accelerated.

Htu.at Website Safety

Overview

Last Updated: 11/10/2024

Overall result - htu.at 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: 02/20/2024

htu.at is safe.

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

Google Safe Search

Last Updated: 05/03/2020

htu.at 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

htu.at 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: 03/10/2021

htu.at is safe.

McAfee assesses htu.at 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 htu.at for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 01/13/2019

htu.at child safety is very good.

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

SSL Information

SSL Checker Tool

Domain	htu.at
Issuer Organization	Let's Encrypt
Issuer	R3
Algorithm	RSA-SHA256
Valid form	04/05/2021
Expiration	07/04/2021
Signed	Certificate is not self signed
Additional Domains	.htu-wien.at .htu.at *.htuwien.at htu-wien.at htu.at htuwien.at

Htu.at Rank History

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

Htu.at Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 679

ASN Title: Technische Universitat Wien

Last Update: 03/20/2024

% 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 'AS679 - AS680'

as-block: AS679 - AS680
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: 2002-08-22T14:57:41Z
last-modified: 2014-02-24T13:15:15Z
source: RIPE

% Information related to 'AS679'

% Abuse contact for 'AS679' is 'abuse@tuwien.ac.at'

aut-num: AS679
as-name: TUNET-AS
org: ORG-TUW1-RIPE
descr: Vienna University of Technology
descr: Zentraler Informatikdienst
descr: Wiedner hauptstrasse 8-10/020
descr: A-1040 Wien
descr: AT
remarks: AS64765 = AS-ACO-IX
import: from AS-ACO-IX action pref=100; accept AS-ACO-IX
remarks: AS1853 = ACOnet
import: from AS1853 action pref=100; accept ANY
remarks: AS6830 = teleweb
import: from AS6830 action pref=100; accept ANY
export: to AS-ACO-IX announce AS679
export: to AS1853 announce AS679
export: to AS6830 announce AS679
default: to AS1853 action pref=200; networks ANY
admin-c: JD238
admin-c: JK851-RIPE
tech-c: TU917-RIPE
status: LEGACY
mnt-by: RIPE-NCC-LEGACY-MNT
mnt-by: AS679-MNT
mnt-by: ACONET-LIR-MNT
mnt-routes: ACONET-LIR-MNT
created: 2002-08-28T16:07:47Z
last-modified: 2016-04-14T10:17:47Z
source: RIPE
sponsoring-org: ORG-AA1-RIPE

organisation: ORG-TUW1-RIPE
org-name: Technische Universitat Wien
org-type: OTHER
address: Wiedner Hauptstrasse 8-10/E020
address: A-1040 Wien
address: AT
abuse-c: TWAR1-RIPE
mnt-ref: ACONET-LIR-MNT
mnt-by: ACONET-LIR-MNT
created: 2004-11-03T19:14:52Z
last-modified: 2014-08-08T06:36:28Z
source: RIPE # Filtered

role: TU Wien Netadmin
address: Technische Universitaet Wien
address: Zentraler Informatik Dienst
address: Wiedner Hauptstrasse 8-10/020
address: A-1040 VIenna
address: Austria
phone: +43 1 58801 42045
phone: +43 1 58801 42053
phone: +43 1 58801 42046
phone: +43 1 58801 42040
fax-no: +43 1 58801 42099
admin-c: JD238
admin-c: JK851-RIPE
tech-c: JK851-RIPE
tech-c: JD238
tech-c: KW6869-RIPE
tech-c: BR1980-RIPE
nic-hdl: TU917-RIPE
mnt-by: AS679-MNT
created: 2002-08-28T11:44:33Z
last-modified: 2002-08-28T11:44:33Z
source: RIPE # Filtered

person: Johannes Demel
address: ZID der TU Wien
address: Wiedner Hauptstrasse 8-10/020
address: A-1040 Wien
address: AUSTRIA
phone: +43 1 58801 42040
fax-no: +43 1 58801 42099
nic-hdl: JD238
mnt-by: AS679-MNT
mnt-by: ACONET-LIR-MNT
created: 1970-01-01T00:00:00Z
last-modified: 2004-04-30T14:10:04Z
source: RIPE # Filtered

person: Johann Kainrath
address: University of Technology, Vienna, Computing Services
address: Wiedner Hauptstrasse 8-10/020
address: A-1040 Wien
address: Austria
phone: +43 1 58801 42045
fax-no: +43 1 58801 42099
nic-hdl: JK851-RIPE
mnt-by: AS679-MNT
mnt-by: ACONET-LIR-MNT
created: 1970-01-01T00:00:00Z
last-modified: 2004-04-30T14:09:55Z
source: RIPE # Filtered

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

Htu.at Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

% Copyright (c)2023 by NIC.AT (1)
%
% Restricted rights.
%
% Except for agreed Internet operational purposes, no part of this
% information may be reproduced, stored in a retrieval system, or
% transmitted, in any form or by any means, electronic, mechanical,
% recording, or otherwise, without prior permission of NIC.AT on behalf
% of itself and/or the copyright holders. Any use of this material to
% target advertising or similar activities is explicitly forbidden and
% can be prosecuted.
%
% It is furthermore strictly forbidden to use the Whois-Database in such
% a way that jeopardizes or could jeopardize the stability of the
% technical systems of NIC.AT under any circumstances. In particular,
% this includes any misuse of the Whois-Database and any use of the
% Whois-Database which disturbs its operation.
%
% Should the user violate these points, NIC.AT reserves the right to
% deactivate the Whois-Database entirely or partly for the user.
% Moreover, the user shall be held liable for any and all damage
% arising from a violation of these points.

% Quota exceeded

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Htu.at HTML Check

HTML Validation Tool

Errors

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

Internal encoding declaration “iso-8859-15” disagrees with the actual encoding of the document (“utf-8”).

Stray end tag “base”.

Malformed byte sequence: “fc”.

Malformed byte sequence: “e4”.

Malformed byte sequence: “df”.

Element “titel” not allowed as child of element “h4” in this context. (Suppressing further errors from this subtree.)

End tag “h4” seen, but there were open elements.

Unclosed element “titel”.

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

End tag “div” seen, but there were open elements.

Unclosed element “text”.

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

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

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

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

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

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

Warnings

The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.

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

Htu.at Desktop Performance

Last tested: 02/01/2018

Desktop Speed

71%

Reduce server response time

Optimize images

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

Minify CSS

Desktop Resource Breakdown

Total Resources	32
Number of Hosts	2
Static Resources	30
JavaScript Resources	13
CSS Resources	8

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