bg.ac.rs - Univerzitet u Beogradu

Quick Summary

Online Status

Online

Server IP address resolved: Yes
Http response code: 200
Response time: 1.10 sec.
Last Checked: 01/23/2023

Over the time bg.ac.rs has been ranked as high as 8,460 in the world, while most of its traffic comes from Serbia, where it reached as high as 43 position.

Bg.ac.rs receives about 5,838 unique visitors and 26,271 pageviews per day. The estimated value of bg.ac.rs is 464,280 USD. Each unique visitor makes about 4.5 pageviews on average.

Bg.ac.rs is registered under .RS top-level domain. Check other websites in .RS zone.

At the time of the last check (November 27, 2019) bg.ac.rs has an expired SSL certificate issued by TERENA (expired on January 14, 2021). Check other websites using SSL certificates issued by TERENA.

According to Google Safe Browsing, Google Safe Search, Symantec and Web of Trust bg.ac.rs is quite a safe domain.

Mobile-Friendly test indicates that bg.ac.rs is well optimized for mobile and tablet devices, however website page loading time could be improved.

Bg.ac.rs General Information

Global Rank

25,115

Average Load Time

0.74sec

Links In Count

3,330

Website Value

$464,280

Audience Geography. Where are bg.ac.rs visitors located?

Country	Rank
Serbia RS	43
Montenegro ME	328
Bosnia and Herzegovina BA	422
Macedonia MK	2164
Switzerland CH	11290
Austria AT	14237
Nigeria NG	20140
Poland PL	25602
Turkey TR	33940
India IN	34187
Iran IR	53108
Germany DE	86326

Country	Percent of Pageviews
Serbia RS	88.8%
Bosnia and Herzegovina BA	2.1%
India IN	1.3%
Poland PL	0.7%
Iran IR	0.6%
Austria AT	0.5%
Switzerland CH	0.5%
Germany DE	0.3%
Turkey TR	0.3%
Other	5%

Country	Percent of Visitors
Serbia RS	74.9%
Bosnia and Herzegovina BA	4.3%
India IN	3%
United States US	1.2%
Switzerland CH	1%
Germany DE	0.8%
Austria AT	0.7%
Poland PL	0.7%
Nigeria NG	0.6%
Other	12.9%

Where do visitors go on bg.ac.rs?

Subdomain	Pageviews
phaidrabg.bg.ac.rs	11.87%
matf.bg.ac.rs	11.59%
fon.bg.ac.rs	10.27%
fil.bg.ac.rs	7.98%
etf.bg.ac.rs	6.56%
bio.bg.ac.rs	4.44%
ius.bg.ac.rs	4.13%
fb.bg.ac.rs	3.99%
mas.bg.ac.rs	3.55%
ekof.bg.ac.rs	3.23%
other	32.42%

Subdomain	Pageviews per User
phaidrabg.bg.ac.rs	130
imp.bg.ac.rs	14
fon.bg.ac.rs	6.2
ubsm.bg.ac.rs	6
agrif.bg.ac.rs	6
bio.bg.ac.rs	5.9
f.bg.ac.rs	5.3
bfspc.bg.ac.rs	5.1
tfbor.bg.ac.rs	5
med.bg.ac.rs	4.9
other	3.02

Subdomain	Reach
matf.bg.ac.rs	12.93%
fon.bg.ac.rs	8.75%
fil.bg.ac.rs	8.72%
etf.bg.ac.rs	7.52%
fb.bg.ac.rs	5.65%
ius.bg.ac.rs	5.22%
ekof.bg.ac.rs	4.86%
mas.bg.ac.rs	4.61%
bio.bg.ac.rs	3.96%
bg.ac.rs	3.94%
other	42.64%

How popular is bg.ac.rs?

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	28844	4170	278	-18.23%
30	24464	-12127	329	56%
7	22747	-1919	36	9%
1	21331	1867	39	-8.552%

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	21178	2780	337	-15.77%	4.5	3%
30	15779	-18500	468	141%	5.24	54%
7	12752	-5336	591	42%	6	31%
1	13055	4711	59	-35.43%	5.7	-29.32%

Period	Global Rank	Global Rank Delta
past 3 months	25115	3382
past month	20537	-13697
past week	18426	-2948
yesterday	17410	2911

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

Bg.ac.rs Safety Information

Overview

Last Updated: 04/20/2024

Overall result - "bg.ac.rs" 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

bg.ac.rs is safe.

Norton ConnectSafe evaluates bg.ac.rs for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search

Last Updated: 02/09/2019

bg.ac.rs 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

Malware not found at "bg.ac.rs".
"bg.ac.rs" is not a phishing page.
"bg.ac.rs" does not install unwanted software.
"bg.ac.rs" does not contain harmfull applications.
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

bg.ac.rs is safe.

McAfee assesses bg.ac.rs 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 bg.ac.rs for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 01/09/2019

bg.ac.rs child safety isvery good.

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

SSL Information

SSL Checker Tool

Domain	www.bg.ac.rs
Issuer Organization	TERENA
Issuer	TERENA SSL CA 3
Algorithm	RSA-SHA256
Valid form	01/10/2018
Expiration	01/14/2021
Signed	Certificate is not self signed
Additional Domains	www.bg.ac.rs ais3.ac.rs www.ais3.ac.rs konus.ac.rs www.konus.ac.rs bg.ac.rs unifondzastanove.bg.ac.rs www.unifondzastanove.bg.ac.rs train.bg.ac.rs eucenje.bg.ac.rs tempus-epsp.rect.bg.ac.rs celde.bg.ac.rs www.celde.bg.ac.rs

Bg.ac.rs Server Information

Server Location

Geolocation Tool

Belgrade

Beograd

Serbia

ASN Information

ASN Lookup Tool

ASN ID: 13092
ASN Title: Akademska mreza Republike Srbije - AMRES

Last Update: 10/03/2023

ASN Whois

% 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 'AS12557 - AS13223'

as-block: AS12557 - AS13223
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: 2010-05-11T11:45:03Z
last-modified: 2014-02-24T13:15:16Z
source: RIPE

% Information related to 'AS13092'

% Abuse contact for 'AS13092' is 'csirt@amres.ac.rs'

aut-num: AS13092
as-name: UB-AS
org: ORG-UUB1-RIPE
import: from AS6701 accept AS6701
import: from AS13303 accept AS13303
import: from AS1955 accept ANY
import: from AS8400 accept ANY
export: to AS8400 announce AS13092 AS13303
export: to AS6701 announce AS13092 AS13303
export: to AS13303 announce AS13092 AS6701
export: to AS1955 announce AS13092 AS13303 AS6701
default: to AS1955 action pref=100; networks ANY
admin-c: BJ1486-RIPE
tech-c: PV3056-RIPE
tech-c: BJ1486-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: AMRES-MNT
created: 1970-01-01T00:00:00Z
last-modified: 2018-01-17T09:32:56Z
source: RIPE # Filtered

organisation: ORG-UUB1-RIPE
org-name: Akademska mreza Republike Srbije - AMRES
org-type: LIR
address: Bulevar Kralja Aleksandra 90
address: 11000
address: Belgrade
address: SERBIA
phone: +381117158942
phone: +381113031257
fax-no: +381113370288
fax-no: +381113031259
admin-c: PV3056-RIPE
admin-c: BJ1486-RIPE
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: AMRES-MNT
mnt-ref: UB-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: AMRES-MNT
abuse-c: ASD46-RIPE
created: 2004-09-29T09:41:09Z
last-modified: 2016-12-08T10:48:33Z
source: RIPE # Filtered

person: Bojan Jakovljevic
address: Academic Network of Serbia (AMRES)
address: Bulevar Kralja Aleksandra 90
address: 11000 Beograd
address: Serbia
phone: +381113031258
nic-hdl: BJ1486-RIPE
mnt-by: AMRES-MNT
created: 2010-10-26T14:11:44Z
last-modified: 2017-10-30T22:11:24Z
source: RIPE

person: Pavle Vuletic
address: Academic Network of Serbia (AMRES)
address: Bulevar Kralja Aleksandra 90
address: 11000 Beograd
address: Serbia
phone: +381 11 3031258
fax-no: +381 11 3031259
nic-hdl: PV3056-RIPE
mnt-by: AMRES-MNT
created: 1970-01-01T00:00:00Z
last-modified: 2017-10-30T21:45:19Z
source: RIPE

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

Bg.ac.rs Domain Name Information

WHOIS

WHOIS Lookup Tool

Domain Whois

% The data in the Whois database are provided by RNIDS
% for information purposes only and to assist persons in obtaining
% information about or related to a domain name registration record.
% Data in the database are created by registrants and we do not guarantee
% their accuracy. We reserve the right to remove access
% for entities abusing the data, without notice.
% All timestamps are given in Serbian local time.
%
Domain name: ac.rs
Domain status: Active https://www.rnids.rs/en/domain-name-status-codes#Active
Domain status: Registry lock https://www.rnids.rs/en/domain-name-status-codes#Registry_lock
Domain status: serverUpdateProhibited https://www.rnids.rs/en/domain-name-status-codes#ServerUpdateProhibited
Registration date: 10.03.2008 12:00:00
Modification date: 01.04.2019 12:07:07
Expiration date: 10.03.2108 12:00:00
Confirmed: 10.03.2008 12:00:00
Registrar: RNIDS

Registrant: RNIDS
Address: Žorža Klemansoa 18a, Beograd, Serbia
Postal Code: 11000
ID Number: 17680544
Tax ID: 104852190

Administrative contact: RCUB - Računski centar Univerziteta u Beogradu
Address: Kumanovska bb, Beograd, Serbia
Postal Code:
ID Number:
Tax ID:

Technical contact: RCUB - Računski centar Univerziteta u Beogradu
Address: Kumanovska bb, Beograd, Serbia
Postal Code:
ID Number:
Tax ID:

DNS: odisej.telekom.rs - 195.178.32.2
DNS: ns.rcub.bg.ac.rs - 147.91.1.5
DNS: gaea.rcub.bg.ac.rs - 147.91.1.7
DNS: ns1.uns.ac.rs - 147.91.173.4
DNS: ban.junis.ni.ac.rs - 160.99.1.1
DNS: ns.unic.kg.ac.rs - 147.91.209.2
DNS: ns.etf.bg.ac.rs - 147.91.8.6
DNS: ns2.iif.hu - 193.225.12.59

DNSSEC signed: no

Whois Timestamp: 26.04.2021 21:01:49

DNS Records

DNS Lookup Tool

Host	A Record	TTL
bg.ac.rs	147.91.79.142	86400

Host	MX Record	Priority	TTL
bg.ac.rs	afrodita.rcub.bg.ac.rs	10	86400

Host	NS Record	TTL
bg.ac.rs	gaea.rcub.bg.ac.rs	86400
bg.ac.rs	ns.rcub.bg.ac.rs	86400
bg.ac.rs	ns1.uns.ac.rs	86400
bg.ac.rs	ns.etf.bg.ac.rs	86400
bg.ac.rs	ban.junis.ni.ac.rs	86400
bg.ac.rs	ns.unic.kg.ac.rs	86400

Host	TXT Record	TTL

ns.rcub.bg.ac.rs
TTL: 86400
Email address: helpdesk.rcub.bg.ac.rs
Serial: 2019071102
Refresh: 10800
Retry: 3600
Expire: 604800
Minimum: 86400

Bg.ac.rs HTML Validation

HTML Validation Tool

Warnings

The “type” attribute is unnecessary for JavaScript resources.

The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.

The first occurrence of ID “language” was here.

Element name “gcse:search” cannot be represented as XML 1.0.

The first occurrence of ID “univerzitet_toggle” was here.

The first occurrence of ID “clanice_toggle” was here.

The first occurrence of ID “studije_toggle” was here.

The first occurrence of ID “nauka_toggle” was here.

The first occurrence of ID “saradnja_toggle” was here.

The first occurrence of ID “vesti_toggle” was here.

Errors

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

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

A “charset” attribute on a “meta” element found after the first 1024 bytes.

Stray end tag “div”.

Duplicate ID “language”.

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

Bad character “ ” after “<”. Probable cause: Unescaped “<”. Try escaping it as “<”.

No “li” element in scope but a “li” end tag seen.

Duplicate ID “univerzitet_toggle”.

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

Duplicate ID “clanice_toggle”.

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

Duplicate ID “studije_toggle”.

Bad value “270px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.

Bad value “180px” for attribute “height” on element “img”: Expected a digit but saw “p” instead.

Duplicate ID “nauka_toggle”.

Duplicate ID “saradnja_toggle”.

Duplicate ID “vesti_toggle”.

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

The element “button” must not appear as a descendant of the “a” element.

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

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

No “p” element in scope but a “p” end tag seen.

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

Unclosed element “a”.

End tag “a” violates nesting rules.

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

Bg.ac.rs Desktop Insights

Desktop Page Insights Tool

Last tested: 12/10/2019

Desktop

Desktop Speed

25%

Optimize images

Enable compression

Minify JavaScript

Leverage browser caching

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

Minify HTML

Minify CSS

Desktop Resource Breakdown

Total Resources	55
Number of Hosts	12
Static Resources	48
JavaScript Resources	19
CSS Resources	6

Bg.ac.rs Mobile Insights

Mobile Page Insights Tool

Last tested: 05/25/2017

Mobile

Mobile Usability

67%

Size content to viewport

Size tap targets appropriately

Mobile Speed

15%

Optimize images

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

Leverage browser caching

Enable compression

Minify CSS

Minify HTML

Minify JavaScript

Mobile Resource Breakdown

Total Resources	62
Number of Hosts	10
Static Resources	40
JavaScript Resources	9
CSS Resources	10

Bg.ac.rs Typos

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Bg.ac.rs Univerzitet u Beogradu

Quick Summary

Bg.ac.rs General Information

Bg.ac.rs Alexa Rank History

Bg.ac.rs Safety Information

Bg.ac.rs Server Information

Bg.ac.rs Domain Name Information

Bg.ac.rs HTML Validation

Bg.ac.rs Desktop Insights

Bg.ac.rs Mobile Insights

Bg.ac.rs Nearest Competitors

Bg.ac.rs Typos