Ioffe.ru home | Ioffe Institute

Ioffe.ru Overview

Out of a possible score of 100, Ioffe.ru has a speed score of 42 according to Google's PageSpeed Insights. While this score is not necessarily "good", it's also not terrible, and there is room for improvement.

As for the structure of the website itself, Ioffe.ru appears to be well-organized and easy to navigate. The website's homepage includes a menu bar with options to navigate to key areas of the website, such as "About Us", "Research", "Education", "Publications", and "News".

One interesting feature of the website is the "Virtual Museum" section, which showcases the history and achievements of the Physical-Technical Institute of the Russian Academy of Sciences. This section includes a timeline of key events in the Institute's history, as well as virtual exhibits showcasing some of the Institute's most notable projects and discoveries.

In terms of content, Ioffe.ru is primarily focused on the Institute's research and educational endeavors. The "Research" section includes information on the Institute's various research departments, as well as links to current research projects and publications. The "Education" section includes information on the Institute's various educational programs, including undergraduate and graduate courses, as well as links to academic resources and research opportunities.

Overall, Ioffe.ru appears to be a well-designed and informative website. While there is room for improvement in terms of site speed, the site's easy-to-navigate structure and informative content make it a valuable resource for anyone interested in the research and educational initiatives of the Physical-Technical Institute of the Russian Academy of Sciences. As for whether the site is "family-friendly", there is no content on the website that appears to be inappropriate or objectionable, so it would be safe to say that the site is appropriate for all ages.

Ioffe.ru Rank Summary

Global Rank

150,374

Average Load Time

0.45sec

Links In Count

990

Website Value

$80,300

Audience Geography. Where are ioffe.ru visitors located?

Country	Visitors
Russian Federation RU	31.9%
United States US	8.7%
United Kingdom GB	6.9%
Germany DE	5.4%
Azerbaijan AZ	5.3%
India IN	2.8%
Ukraine UA	1.6%
Egypt EG	1.5%
Belarus BY	1.3%
Other	34.6%

Country	Pageviews
Russian Federation RU	35.8%
United States US	14.6%
Azerbaijan AZ	5.6%
Germany DE	3.7%
United Kingdom GB	3%
Uzbekistan UZ	3%
India IN	1.8%
Belarus BY	1.1%
Ukraine UA	1.1%
Other	30.4%

Country	Rank
Uzbekistan UZ	18976
Azerbaijan AZ	19233
Russian Federation RU	24597
Belarus BY	29160
Kazakhstan KZ	46315
Egypt EG	58051
Ukraine UA	59391
United Kingdom GB	88631
Germany DE	115421
United States US	220830
India IN	243839

Where do visitors go on ioffe.ru?

Subdomain	Pageviews
ioffe.ru	53.08%
journals.ioffe.ru	26.52%
school.ioffe.ru	15.45%
webmail.ioffe.ru	1.92%
www-internal.ioffe.ru	1.66%
scc.ioffe.ru	0.42%
other	0.73%

Subdomain	Pageviews per User
www-internal.ioffe.ru	4.6
school.ioffe.ru	4.2
ioffe.ru	2.3
scc.ioffe.ru	2
journals.ioffe.ru	1.8
webmail.ioffe.ru	1.3

Subdomain	Reach
ioffe.ru	53.32%
journals.ioffe.ru	34.5%
school.ioffe.ru	8.46%
webmail.ioffe.ru	3.28%
www-internal.ioffe.ru	0.8%
scc.ioffe.ru	0.51%

How popular is ioffe.ru?

Period	Global Rank	Global Rank Delta
past 3 months	150374	-37253
past month	176832	21223
past week	222657	-71918
yesterday	161717	-27609

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	174075	-39568	27	32%	2.4	-2.44%
30	211358	24399	21	-17.14%	2.3	0.4%
7	246562	-103141	19	79%	2.7	20%
1	149712	-180334	39	200%	4	300%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	150532	-38885	42	40%
30	175507	21171	34	-17.31%
7	235284	-61871	25	50%
1	189779	30397	4	-23.96%

Ioffe.ru Website Safety

Overview

Last Updated: 12/26/2024

Overall result - ioffe.ru 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: 03/24/2024

ioffe.ru is safe.

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

Google Safe Search

Last Updated: 11/01/2016

ioffe.ru 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

ioffe.ru 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: 02/24/2021

ioffe.ru is safe.

McAfee assesses ioffe.ru 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 ioffe.ru for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 01/10/2019

ioffe.ru child safety is very good.

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

SSL Information

SSL Checker Tool

Domain	*.ioffe.ru
Issuer Organization	GlobalSign nv-sa
Issuer	GlobalSign GCC R3 DV TLS CA 2020
Algorithm	RSA-SHA256
Valid form	06/20/2024
Expiration	07/22/2025
Signed	Certificate is not self signed
Additional Domains	*.ioffe.ru ioffe.ru

Ioffe.ru Rank History

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

Ioffe.ru Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 3351

ASN Title: Ioffe Physical-Technical Institute of the Russian Academy of Sciences

Last Update: 07/31/2024

% 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 '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 'AS3351'

% Abuse contact for 'AS3351' is 'andrew@ioffe.ru'

aut-num: AS3351
as-name: IOFFE-PHYSICAL-THECHICAL-INSTITUTE-AS
org: ORG-IOFE1-RIPE
sponsoring-org: ORG-RA27-RIPE
import: from AS3267 action pref=100; accept ANY
export: to AS3267 announce AS3351
admin-c: AVV2-RIPE
tech-c: ANS1-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: INFR-MNT
mnt-by: RIPE-NCC-HM-MNT
created: 1970-01-01T00:00:00Z
last-modified: 2017-11-15T09:12:40Z
source: RIPE # Filtered

organisation: ORG-IOFE1-RIPE
org-name: Ioffe Physical-Technical Institute of the Russian Academy of Sciences
org-type: OTHER
address: 26 Polytekhnicheskaya str.
address: St Petersburg 194021
address: Russia
abuse-c: AR28969-RIPE
admin-c: AVV2-RIPE
tech-c: ANS1-RIPE
mnt-ref: RUNNET-MNT
mnt-by: RUNNET-MNT
created: 2013-06-10T05:46:32Z
last-modified: 2014-11-17T22:39:35Z
source: RIPE # Filtered

person: Andrey N Sokolov
address: Ioffe Physical-Techical Institute of Russian Academy of Science
address: Polytechnicheskaya 26
address: 194021 St.-Petersburg
address: Russia
phone: +7 812 2479305
fax-no: +7 812 2471017
nic-hdl: ANS1-RIPE
mnt-by: RUNNET-MNT
created: 1970-01-01T00:00:00Z
last-modified: 2013-06-11T08:07:51Z
source: RIPE # Filtered

person: Andrew V Vylegjanin
address: Metrocom Joint Stock Company
address: Transporny lane, 1
address: 192119, St.Petersburg
address: Russia
phone: +7 812 3145248
fax-no: +7 812 3145134
nic-hdl: AVV2-RIPE
mnt-by: RUNNET-MNT
created: 1970-01-01T00:00:00Z
last-modified: 2013-06-11T08:06:52Z
source: RIPE # Filtered

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

Ioffe.ru Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

% TCI Whois Service. Terms of use:
% https://tcinet.ru/documents/whois_ru_rf.pdf (in Russian)
% https://tcinet.ru/documents/whois_su.pdf (in Russian)

domain: IOFFE.RU
nserver: ns.ioffe.ru. 194.85.224.33
nserver: ns.runnet.ru.
state: REGISTERED, DELEGATED, VERIFIED
org: FEDERALNOE GOSUDARSTVENNOE BUDZhETNOE UChREZhDENIE NAUKI FIZIKO-TEHNIChESKIY INSTITUT IM. A.F. IOFFE ROSSIYSKOY AKADEMII NAUK
taxpayer-id: 7802072267
registrar: RU-CENTER-RU
admin-contact: https://www.nic.ru/whois
created: 2001-05-09T20:00:00Z
paid-till: 2025-05-10T21:00:00Z
free-date: 2025-06-11
source: TCI

Last updated on 2024-10-18T23:26:31Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL
ioffe.ru	194.85.224.34	604800

Host	MX Record	Priority	TTL
ioffe.ru	relay01.ioffe.ru	50	604800
ioffe.ru	relay03.ioffe.ru	10	604800

Host	NS Record	TTL
ioffe.ru	ns.ioffe.ru	604800
ioffe.ru	ns.runnet.ru	604800

Host	TXT Record	TTL
ioffe.ru	v=spf1 ip4:194.85.224.57 ip4:194.85.224.56 ip4:194.85.224.58 ip4:194.85.224.38 ip4:194.85.224.36 ip4:194.85.224.34 ip4:194.85.224.39 ip4:194.85.224.60 ip4:194.85.224.41 -all	604800

ns.ioffe.spb.ru
TTL: 604800
Email address: hostmaster.ioffe.rssi.ru
Serial: 2019062701
Refresh: 36000
Retry: 1800
Expire: 864000
Minimum: 86400

Ioffe.ru HTML Check

HTML Validation Tool

Errors

Malformed byte sequence: “e6”.

Malformed byte sequence: “f4”.

Malformed byte sequence: “e9”.

Malformed byte sequence: “c9”.

Malformed byte sequence: “cd”.

Malformed byte sequence: “cf”.

Malformed byte sequence: “c6”.

Malformed byte sequence: “c5”.

Malformed byte sequence: “f2”.

Malformed byte sequence: “e1”.

Malformed byte sequence: “ee”.

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

Internal encoding declaration “koi8-r” disagrees with the actual encoding of the document (“utf-8”).

Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.

Malformed byte sequence: “f7”.

Malformed byte sequence: “d9”.

Malformed byte sequence: “c2”.

Malformed byte sequence: “d2”.

Malformed byte sequence: “c1”.

Malformed byte sequence: “d4”.

Malformed byte sequence: “d8”.

Malformed byte sequence: “d0”.

Malformed byte sequence: “ce”.

Malformed byte sequence: “de”.

Malformed byte sequence: “d3”.

Malformed byte sequence: “c3”.

Malformed byte sequence: “d5”.

Malformed byte sequence: “d7”.

Malformed byte sequence: “cc”.

Attribute “leftmargin” not allowed on element “body” at this point.

Attribute “topmargin” not allowed on element “body” at this point.

Attribute “rightmargin” not allowed on element “body” at this point.

Attribute “bottommargin” not allowed on element “body” at this point.

The “bgcolor” attribute on the “body” element is obsolete. Use CSS instead.

The “marginwidth” attribute on the “body” element is obsolete. Use CSS instead.

The “marginheight” attribute on the “body” element is obsolete. Use CSS instead.

Malformed byte sequence: “eb”.

Malformed byte sequence: “ca”.

Malformed byte sequence: “ef”.

Malformed byte sequence: “c4”.

Malformed byte sequence: “f0”.

Malformed byte sequence: “d1”.

Malformed byte sequence: “cb”.

Malformed byte sequence: “dd”.

Malformed byte sequence: “c0”.

Duplicate attribute “onmouseout”.

Bad value “865, 18, 881, 34” for attribute “coords” on element “area”: Expected a minus sign or a digit but saw “ ” instead.

Element “area” is missing required attribute “alt”.

Bad value “888, 19, 906, 33” for attribute “coords” on element “area”: Expected a minus sign or a digit but saw “ ” instead.

Bad value “914, 18, 929, 32” for attribute “coords” on element “area”: Expected a minus sign or a digit but saw “ ” instead.

Bad value “937, 18, 951, 32” for attribute “coords” on element “area”: Expected a minus sign or a digit but saw “ ” instead.

Bad value “959, 20, 977, 32” for attribute “coords” on element “area”: Expected a minus sign or a digit but saw “ ” instead.

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

Attribute “height” not allowed on element “table” at this point.

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

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

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

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

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

Attribute “background” not allowed on element “td” at this point.

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

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

Attribute “bordercolor” not allowed on element “td” at this point.

Malformed byte sequence: “d6”.

Malformed byte sequence: “da”.

Malformed byte sequence: “f3”.

Malformed byte sequence: “c8”.

Malformed byte sequence: “c7”.

Malformed byte sequence: “fa”.

Malformed byte sequence: “db”.

The “font” element is obsolete. Use CSS instead.

Malformed byte sequence: “e2”.

Malformed byte sequence: “f5”.

Malformed byte sequence: “e7”.

Malformed byte sequence: “ed”.

Malformed byte sequence: “e3”.

Malformed byte sequence: “f6”.

Malformed byte sequence: “e4”.

Malformed byte sequence: “fc”.

Malformed byte sequence: “e8”.

Warnings

The “language” attribute on the “script” element is obsolete. You can safely omit it.

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

NON-DOCUMENT-ERROR

Too many messages.

Ioffe.ru Desktop Performance

Last tested: 05/22/2017

Desktop Speed

52%

Leverage browser caching

Optimize images

Enable compression

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

Reduce server response time

Minify JavaScript

Minify CSS

Desktop Resource Breakdown

Total Resources	128
Number of Hosts	14
Static Resources	106
JavaScript Resources	9
CSS Resources	2

Ioffe.ru Mobile Insights

Last tested: 05/17/2017

Mobile Usability

63%

Use legible font sizes

Configure the viewport

Size content to viewport

Size tap targets appropriately

Mobile Speed

42%

Leverage browser caching

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

Optimize images

Enable compression

Reduce server response time

Minify JavaScript

Minify CSS

Mobile Resource Breakdown

Total Resources	128
Number of Hosts	14
Static Resources	106
JavaScript Resources	9
CSS Resources	2

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Ioffe.ru home | Ioffe Institute

Ioffe.ru Overview

Ioffe.ru Rank Summary

Ioffe.ru Website Safety

Ioffe.ru Rank History

Ioffe.ru Hosting Information

Ioffe.ru Domain Registration and Settings

Ioffe.ru HTML Check

Ioffe.ru Desktop Performance

Ioffe.ru Mobile Insights

Ioffe.ru Similar Audits

Ioffe.ru Common Typos