4du / Электронная библиотека. Книги и учебники для ВУЗов

Robots.txt Information

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Meta Tags

Title	Электронная библиотека. Книги и учебники для ВУЗов
Description	Скачать учебники для ВУЗов и книги бесплатно без регистрации по геодезии, картографии, фотограмметрии, астрономии, оптике, высшей и прикладной геодезии
Keywords	учебники для вузов, книги для вузов, электронная библиотека, читать книги онлайн бесплатно, электронные книги, скачать книги бесплатно без регистрации

Server Information

WebSite	www.4du.ru
Host IP	141.8.195.45
Location	Russia

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4du.ru Valuation

US$2,821

Last updated: Oct 7, 2022

4du.ru has global traffic rank of 29,577,475. 4du.ru has an estimated worth of US$ 2,821, based on its estimated Ads revenue. 4du.ru receives approximately 103 unique visitors each day. Its web server is located in Russia, with IP address 141.8.195.45. According to SiteAdvisor, 4du.ru is safe to visit.

Traffic & Worth Estimates

Purchase/Sale Value	US$2,821
Daily Ads Revenue	US$1
Monthly Ads Revenue	US$46
Yearly Ads Revenue	US$564
Daily Unique Visitors	103
Note: All traffic and earnings values are estimates.

Traffic Ranks

Global Rank	29,577,475
Delta (90 Days)	0
Most Popular In Country	N/A
Country Rank	N/A

DNS Records

Host	Type	TTL	Data
4du.ru	A	7200	IP: 141.8.195.45
4du.ru	AAAA	3600	IPv6: 2a0a:2b43:7:7e9c:0:0:0:0
4du.ru	MX	7200	Priority: 10 Target: mail.4du.ru.
4du.ru	NS	7200	Target: ns3.sprinthost.net.
4du.ru	NS	7200	Target: ns4.sprinthost.net.
4du.ru	NS	7200	Target: ns1.sprinthost.ru.
4du.ru	NS	7200	Target: ns2.sprinthost.ru.
4du.ru	TXT	3600	TXT: v=spf1 a mx ip4:141.8.195.45 ip6:2a0a:2b42:0:23:: ~all
4du.ru	SOA	7200	MNAME: ns1.sprinthost.ru. RNAME: admin.sprinthost.ru. Serial: 2019022608 Refresh: 14400 Retry: 3600 Expire: 1209600 Minimum TTL: 86400

HTTP Headers

HTTP/1.1 200 OK
Server: openresty
Date: Fri, 07 Oct 2022 15:15:36 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: keep-alive
Vary: Accept-Encoding
Last-Modified: Fri, 07 Oct 2022 15:15:36 GMT
Set-Cookie: SessionID=6ea4eebd634042981e9b8; path=/
Expires: Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma: no-cache

4du.ru Whois Information

domain:        4DU.RU
nserver:       ns1.sprinthost.ru.
nserver:       ns2.sprinthost.ru.
state:         REGISTERED, DELEGATED, VERIFIED
person:        Private Person
registrar:     REGRU-RU
admin-contact: http://www.reg.ru/whois/admin_contact
created:       2010-04-25T00:35:26Z
paid-till:     2023-04-25T01:35:26Z
free-date:     2023-05-26
source:        TCI

Last updated on 2022-10-07T15:11:31Z

4du.ru valuation and analysis