Ntua.gr ΕΘΝΙΚΟ ΜΕΤΣΟΒΙΟ ΠΟΛΥΤΕΧΝΕΙΟ

Ntua.gr Quick Summary

Status

Offline

Server IP address resolved: No

Http response code: None

Last Checked: 04/20/2024

Ntua.gr traffic estimate is about 4,311 unique visitors and 14,657 pageviews per day. The approximated value of ntua.gr is 254,040 USD. Every unique visitor makes about 3.4 pageviews on average.

Alexa Traffic Rank estimates that ntua.gr is ranked number 6,421 in the world, while most of its traffic comes from Greece, where it occupies as high as 479 place.

It’s good for ntua.gr that their hosting company National Technical University of Athens is located in Greece, as that provides the majority of their visitors to benefit from the faster page load time. See the list of other websites hosted by National Technical University of Athens.

Ntua.gr is registered under .GR top-level domain. Check other websites in .GR zone.

During the last check (April 20, 2024) ntua.gr has an invalid SSL certificate. please click the “Refresh” button for SSL Information at the Safety Information section.

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

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

Ntua.gr General Information

Ntua.gr Audience Geography

Where are website visitors coming from?

Visitors
Pageviews
Ranks

Country	Visitors
Greece GR	64.1%
China CN	10.4%
India IN	5.5%
United States US	2.3%
United Kingdom GB	1.6%
Cyprus CY	0.8%
Nigeria NG	0.7%
Ethiopia ET	0.6%
Iran IR	0.5%
Other	13.5%

Country	Rank
Greece GR	479
Cyprus CY	2196
Ethiopia ET	8934
China CN	30736
Nigeria NG	32359
India IN	38621
United Kingdom GB	58022
Iran IR	113217
United States US	262948

Ntua.gr Traffic Distribution

Where do visitors go on ntua.gr?

Subdomain Traffic
Views per User
Subdomain Reach

Subdomain	Pageviews
mycourses.ntua.gr	18.09%
ntua.gr	8.49%
arch.ntua.gr	7.31%
chemeng.ntua.gr	5.09%
central.ntua.gr	4.46%
itia.ntua.gr	4.32%
metal.ntua.gr	4.23%
lib.ntua.gr	4.16%
mech.ntua.gr	4.12%
other	39.76%

Subdomain	Views per User
itia.ntua.gr	7.3
arch.ntua.gr	6.4
tunnelling.ntua.gr	6
mycourses.ntua.gr	5.8
chemeng.ntua.gr	3.9
cs.ntua.gr	3.7
semfe.ntua.gr	3.6
ntua.gr	3.4
mech.ntua.gr	3
naval.ntua.gr	3
other	1.73

Subdomain	Reach
mycourses.ntua.gr	11.58%
ntua.gr	9.39%
lib.ntua.gr	5.98%
users.ntua.gr	5.88%
central.ntua.gr	5.67%
softlab.ntua.gr	5.67%
webmail.ntua.gr	5.64%
physics.ntua.gr	5.51%
metal.ntua.gr	5.27%
chemeng.ntua.gr	4.9%
other	49.37%

Ntua.gr Popularity

How popular is ntua.gr?

Global Rank
Pageviews
Reach

Period	Global Rank	Global Rank Delta
past 3 months	45600	8611
past month	40936	-14792
past week	38878	299
yesterday	36140	-2562

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	45517	9750	14	-25.18%	3.4	-4.56%
30	38563	-22240	171	71%	3.7	30%
7	36614	-201	18	-0.46%	3.8	1%
1	24180	-6415	31	30%	6.6	30%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	48554	8766	16	-21.56%
30	44737	-12671	17	32%
7	42787	442	18	-1.86%
1	46838	729	17	1%

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

(Rescan now...)

Ntua.gr Safety Information

Rankchart Summary

Safe

Updated: 04/20/2024

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: 03/21/2024

(Rescan now...)

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

Google Safe Search

Safe

Updated: 10/15/2016

(Rescan now...)

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

(Rescan now...)

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: 02/22/2021

(Rescan now...)

McAfee assesses ntua.gr 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 ntua.gr for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Child safety is very good

Updated: 01/09/2019

(Rescan now...)

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

Ntua.gr SSL Information

Information about SSL/TLS certificates

(Rescan now...)

WARNING!	Certificate download error. Previous scan results are shown below.
Domain	Unknown
Issuer Organization	Unknown
Issuer	Unknown
Algorithm	Unknown
Valid form	Unknown
Expiration	Unknown
Signed	No information
Additional Domains

SSL Checker

Ntua.gr Server Information

Ntua.gr Server Location

Where website hosting server is located?

(Rescan now...)

Ntua.gr ASN Information

Information about IP address owner

(Rescan now...)

ASN ID: 3323

ASN Title: National Technical University of Athens

Updated: 10/02/2023

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 'AS3209 - AS3353'

as-block: AS3209 - AS3353
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: 2010-05-11T11:44:28Z
last-modified: 2014-02-24T13:15:16Z
source: RIPE

% Information related to 'AS3323'

% Abuse contact for 'AS3323' is 'abuse@ntua.gr'

aut-num: AS3323
as-name: NTUA
org: ORG-NTUA1-RIPE
import: from AS5408 action pref=100; accept AS-GRNET AS-GRIX AS5400 AS3333
import: from AS8611 action pref=200; accept AS8611 AS-GRNET AS-GRIX AS3333
export: to AS5408 announce AS3323 AS8611
export: to AS8611 announce AS3323 AS-GRNET AS-AIX AS5400 AS3333
default: to AS5408 action pref=100; networks ANY
default: to AS8611 action pref=200; networks ANY
admin-c: NN4-RIPE
tech-c: NN4-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: NTUA-NOC
created: 1970-01-01T00:00:00Z
last-modified: 2017-11-15T09:12:58Z
source: RIPE
sponsoring-org: ORG-GRaT1-RIPE

organisation: ORG-NTUA1-RIPE
org-name: National Technical University of Athens
org-type: OTHER
address: Heroon Polytechneiou 9
abuse-c: AR22635-RIPE
mnt-ref: NTUA-NOC
mnt-by: NTUA-NOC
created: 2013-05-21T11:03:46Z
last-modified: 2017-10-30T14:50:36Z
source: RIPE # Filtered

role: NTUA NOC
address: Network Operation Center - NOC
address: National Technical University Of Athens - NTUA
address: GR 15780, ZOGRAFOU
address: ATHENS, GREECE
phone: +30210-772-1861
fax-no: +30210-772-1866
remarks: --------------------------------------
remarks: For complains about abuse, spam etc:
abuse-mailbox: abuse@ntua.gr
remarks: --------------------------------------
admin-c: ES3129-RIPE
admin-c: RL248-RIPE
tech-c: DK24-RIPE
tech-c: DM447-RIPE
tech-c: SP2152-RIPE
tech-c: AD9501-RIPE
nic-hdl: NN4-RIPE
mnt-by: NTUA-NOC
created: 2001-12-17T10:42:22Z
last-modified: 2012-07-13T16:17:36Z
source: RIPE # Filtered

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

Geolocation

ASN Lookup

Ntua.gr Domain Name Information

Ntua.gr DNS Information

Domain name service records

(Rescan now...)

A
MX
NS
TXT
SOA

Host	A Record	TTL
ntua.gr	147.102.222.210	86400

Host	MX Record	Priority	TTL
ntua.gr	achilles.noc.ntua.gr	20	86400
ntua.gr	diomedes.noc.ntua.gr	20	86400
ntua.gr	ulysses.noc.ntua.gr	20	86400

Host	NS Record	TTL
ntua.gr	sns1.grnet.gr	86400
ntua.gr	sns0.grnet.gr	86400
ntua.gr	diomedes.noc.ntua.gr	86400
ntua.gr	ulysses.noc.ntua.gr	86400
ntua.gr	achilles.noc.ntua.gr	86400

Host	TXT Record	TTL
ntua.gr	MS=ms79440458	3600

Ntua.gr Whois Information

Information about registered users or assignees of an Internet resource

(Rescan now...)

Raw WHOIS data:

Whois

DNS Lookup

Ntua.gr HTML Validation

Ntua.gr W3C HTML Markup Validation

HTML markup errors and warnings

(Rescan now...)

Warnings:

Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.

The first occurrence of ID “ntua-world” was here.

The first occurrence of ID “ntua_contact” was here.

The first occurrence of ID “main-content” was here.

The first occurrence of ID “sidebar-second” was here.

The first occurrence of ID “hero-image” was here.

Errors:

Duplicate ID “ntua-world”.

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.

Bad value “100%” for attribute “width” on element “iframe”: Expected a digit but saw “%” instead.

The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.

The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.

Duplicate ID “ntua_contact”.

Duplicate ID “main-content”.

Duplicate ID “sidebar-second”.

Duplicate ID “hero-image”.

HTML Validator

Ntua.gr Desktop Performance

How Well Ntua.gr Performs On Desktops?

Website desktop performance and usability tips

(Rescan now...)

Speed
Resource Breakdown

Speed

15%

Optimize images

Enable compression

Leverage browser caching

Avoid landing page redirects

Reduce server response time

Minify HTML

Minify JavaScript

Minify CSS

Updated: 05/19/2017

Ntua.gr Mobile Performance

How Optimized Is Ntua.gr for Mobile Devices?

Tips on speeding up mobile site performance

(Rescan now...)

Usability
Speed
Resource Breakdown

Usability

99%

Size tap targets appropriately

Updated: 05/19/2017

Ntua.gr Nearest Competitors

Estimated Nearest Competitors Of Ntua.gr

hmhome.ru
laughingsquid.com
lucidchart.com
bilyna.ru
autobild.de
angularjs.org
dutchnews.nl
k**v.ua
ubergizmo.com
penny-arcade.com
ntua.gr
st-and.ac.uk
leafly.com
freightwaves.com
buddypress.org
tapas.io
i******r.gov
treccani.it
fue.edu.eg
dailyhive.com
hihonor.com
bk.com

Ntua.gr URL Typos

Most common user URL mistypes for ntua.gr

www.ntua.com
www.ntua.net
www.ntua.org
www.ntua.info
www.ntua.biz
www.ntua.us
www.ntua.mobi
www.tua.gr
www.ntua.gr
www.btua.gr
www.nbtua.gr
www.bntua.gr
www.htua.gr
www.nhtua.gr
www.hntua.gr
www.jtua.gr
www.njtua.gr
www.jntua.gr
www.mtua.gr
www.nmtua.gr
www.mntua.gr
www.nua.gr
www.nrua.gr
www.ntrua.gr
www.nrtua.gr
www.nfua.gr
www.ntfua.gr
www.nftua.gr
www.ngua.gr
www.ntgua.gr
www.ngtua.gr
www.nyua.gr
www.ntyua.gr
www.nytua.gr
www.nta.gr
www.ntya.gr
www.ntuya.gr
www.ntha.gr
www.ntuha.gr
www.nthua.gr
www.ntja.gr
www.ntuja.gr
www.ntjua.gr
www.ntia.gr
www.ntuia.gr
www.ntiua.gr
www.ntu.gr
www.ntuq.gr
www.ntuaq.gr
www.ntuqa.gr
www.ntuw.gr
www.ntuaw.gr
www.ntuwa.gr
www.ntus.gr
www.ntuas.gr
www.ntusa.gr
www.ntuz.gr
www.ntuaz.gr
www.ntuza.gr

Total Resources	183
Number of Hosts	13
Static Resources	122
JavaScript Resources	45
CSS Resources	23

CSS	416.3 KBytes
Images	3.8 MBytes
HTML	99.8 KBytes
JavaScript	1.5 MBytes
Other	164.4 KBytes

Total Resources	174
Number of Hosts	13
Static Resources	117
JavaScript Resources	45
CSS Resources	23

CSS	405.9 KBytes
Images	4.6 MBytes
HTML	99.8 KBytes
JavaScript	1.4 MBytes
Other	127.2 KBytes