Book.ru Электронно-библиотечная система для учебных заведений - BOOK.ru

Электронно-библиотечная система BOOK.RU более 10 лет служит незаменимым интеллектуальным помощником для преподавателей, аспирантов, студентов, научных...

Online Status
UNKNOWN

Over the time book.ru has been ranked as high as 22,262 in the world, while most of its traffic comes from Russian Federation, where it reached as high as 3,895 position.

Book.ru receives about 1,278 unique visitors and 5,368 pageviews per day. The estimated value of book.ru is 94,900 USD. Each unique visitor makes about 4.2 pageviews on average.

Book.ru is registered under .RU top-level domain. Check other websites in .RU zone.

At the time of the last check (November 26, 2019) book.ru has an expired SSL certificate issued by Sectigo Limited (expired on August 04, 2020). Check other websites using SSL certificates issued by Sectigo Limited.

According to Google Safe Browsing, Google Safe Search, Symantec and Web of Trust book.ru is quite a safe domain.

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


Global Rank
122,320
Average Load Time
1.02sec
Links In Count
592
Website Value
$94,900

Overview
Last Updated: 03/29/2024
Overall result - "book.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: 03/29/2024
book.ru is safe.

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

Google Safe Search
Last Updated: 03/25/2019
book.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
Malware not found at "book.ru".
"book.ru" is not a phishing page.
"book.ru" does not install unwanted software.
"book.ru" 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: 02/28/2021
book.ru is safe.

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

Web of Trust
Last Updated: 01/10/2019
book.ru child safety isvery good.

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

SSL Information
Domain book.ru
Issuer OrganizationSectigo Limited
Issuer Sectigo RSA Domain Validation Secure Server CA
Algorithm RSA-SHA256
Valid form 07/21/2019
Expiration 08/04/2020
SignedCertificate is not self signed
Additional Domains book.ru
www.book.ru
Server Location
Saint Petersburg
Sankt-Peterburg
Russian Federation
ASN Information

ASN ID: 50340
ASN Title: OOO "Network of data-centers "Selectel"

Last Update: 01/09/2024

% 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 'AS47104 - AS52223'

as-block: AS47104 - AS52223
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 'AS50340'

% Abuse contact for 'AS50340' is 'abuse@selectel.ru'

aut-num: AS50340
as-name: SELECTEL-MSK
org: ORG-SL223-RIPE
admin-c: CMH-RIPE
tech-c: SA32710-RIPE
import: from AS50340 accept ANY
export: to AS50340 announce ANY
import: from AS9002 accept ANY
export: to AS9002 announce AS-SELECTEL-MSK
import: from AS20485 accept ANY
export: to AS20485 announce AS-SELECTEL-MSK
import: from AS20764 accept ANY
export: to AS20764 announce AS-SELECTEL-MSK
import: from AS29076 accept AS-CITYTELECOM
export: to AS29076 announce AS-SELECTEL-MSK
import: from AS50952 accept AS-DATAIX
export: to AS50952 announce AS-SELECTEL-MSK
import: from AS42861 accept AS-FOTONTELECOM
export: to AS42861 announce AS-SELECTEL-MSK
import: from AS202984 accept AS202984
export: to AS202984 announce ANY
import: from AS203921 accept AS-ELBA-IX-ROUTESERVER
export: to AS203921 announce AS-SELECTEL-MSK
import: from AS48076 accept AS-OLYMP-TELECOM
export: to AS48076 announce AS-SELECTEL-MSK
import: from AS28917 accept AS-FIORD
export: to AS28917 announce AS-SELECTEL-MSK
import: from AS6939 accept AS6939
export: to AS6939 announce AS-SELECTEL-MSK
import: from AS206027 accept AS206027
export: to AS206027 announce ANY
import: from AS8631 accept AS-MSKROUTESERVER
export: to AS8631 announce AS-SELECTEL-MSK
import: from AS201706 accept AS201706
export: to AS201706 announce AS-SELECTEL-MSK
import: from AS43727 accept AS-SETKT
export: to AS43727 announce AS-SELECTEL-MSK
import: from AS13335 accept AS13335
export: to AS13335 announce AS-SELECTEL-MSK
import: from AS50817 accept as-piter-ix
export: to AS50817 announce AS-SELECTEL-MSK
remarks: ---------------------------------------------------------------
remarks: *********** BGP communities accepted from downstream **********
remarks: ---------------------------------------------------------------
remarks: 1. Prepending to all peers
remarks: 50340:100X, where
remarks: X < 5 prepend X times to all peers
remarks: X = 5 do not advertise to all peers
remarks: 2. Specific, prepending to peer ASN:
remarks: 50340:ASNX, where
remarks: X < 5 prepend X times to peer ASN
remarks: X = 5 do not advertise to peer ASN
remarks: IPv4 peers
remarks: 101 RETN
remarks: 102 Rascom
remarks: 104 TTK
remarks: 181 MSK-IX
remarks: 182 Data-IX
remarks: 183 Cloud-IX
remarks: 190 Hurricane Electric
remarks: 191 SPB-IX
remarks: 193 Piter-IX
remarks: 199 Testing sessions
remarks: 3. Blackhole:
remarks: 50340:666
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: MNT-SELECTEL
mnt-routes: MNT-SELECTEL
created: 2017-10-16T13:23:55Z
last-modified: 2018-06-28T14:15:06Z
source: RIPE

organisation: ORG-SL223-RIPE
org-name: OOO "Network of data-centers "Selectel"
org-type: LIR
address: Tsvetochnaya 21A
address: 196084
address: Saint-Petersburg
address: RUSSIAN FEDERATION
phone: +78126778036
fax-no: +78126778036
admin-c: CMH-RIPE
admin-c: KS9134-RIPE
tech-c: SA32710-RIPE
abuse-c: AR12863-RIPE
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: MNT-SELECTEL
mnt-by: RIPE-NCC-HM-MNT
mnt-by: MNT-SELECTEL
created: 2009-05-05T13:00:18Z
last-modified: 2018-02-26T14:33:58Z
source: RIPE # Filtered

role: SELECTEL-NOC
address: Russia, Saint-Petersburg, Cvetochnaya st. 21
nic-hdl: SA32710-RIPE
mnt-by: mnt-selectel
created: 2015-01-19T15:40:16Z
last-modified: 2015-01-19T15:40:16Z
source: RIPE # Filtered

person: Cyrill Malevanov
address: Selectel Ltd
address: Cvetochnaya st. 21
address: 190000, Saint-Petersburg
address: Russia
phone: +78126778036
fax-no: +78126778036
nic-hdl: CMH-RIPE
mnt-by: mnt-selectel
created: 2005-10-24T12:00:08Z
last-modified: 2015-01-19T15:37:28Z
source: RIPE # Filtered

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

WHOIS

% By submitting a query to RIPN's Whois Service
% you agree to abide by the following terms of use:
% http://www.ripn.net/about/servpol.html#3.2 (in Russian)
% http://www.ripn.net/about/en/servpol.html#3.2 (in English).

domain: BOOK.RU
nserver: ns1.selectel.org.
nserver: ns2.selectel.org.
nserver: ns3.selectel.org.
nserver: ns4.selectel.org.
state: REGISTERED, DELEGATED, VERIFIED
org: OOO "KnoRus media"
registrar: RU-CENTER-RU
admin-contact: https://www.nic.ru/whois
created: 1997-02-22T08:31:12Z
paid-till: 2022-02-28T21:00:00Z
free-date: 2022-04-01
source: TCI

Last updated on 2021-12-09T15:41:30Z

DNS Records
HostA RecordTTL
book.ru77.223.109.115300
HostMX RecordPriorityTTL
book.rumx30.aha.ru100300
HostNS RecordTTL
book.runs4.selectel.org86400
book.runs3.selectel.org86400
book.runs1.selectel.org86400
book.runs2.selectel.org86400
HostTXT RecordTTL
book.ruv=spf1 +a ip4:77.223.109.112/28 include:spf.host.ru ~all300

ns1.selectel.org
TTL: 300
Email address: support.selectel.ru
Serial: 2022071339
Refresh: 10800
Retry: 3600
Expire: 604800
Minimum: 300

Errors
Warnings

Last tested: 08/16/2019

Desktop
Desktop Speed
61%
Desktop Resource Breakdown
Total Resources56
Number of Hosts2
Static Resources11
JavaScript Resources8
CSS Resources3

Last tested: 07/01/2019

Mobile
Mobile Usability
69%
Mobile Speed
52%
Mobile Resource Breakdown
Total Resources54
Number of Hosts2
Static Resources10
JavaScript Resources8
CSS Resources3
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