Thuvienkhoahoc.com Thư viện Khoa học - VLOS
The Vietanmese Library of Science Website www.thuvienkhoahoc.com
Server IP address resolved: Yes
Http response code: 200
Response time: 1.38 sec.
Last Checked: 12/06/2025
Thuvienkhoahoc.com attracts 1,776 unique visitors daily, generating 2,309 pageviews. The estimated value of thuvienkhoahoc.com is 42,179 USD. Each visitor views approximately 1.39 pages on average.
According to Majestic's traffic estimates, thuvienkhoahoc.com ranks 65,831 globally, with the majority of its visitors coming from Viet Nam, where it holds the 4,319 position.
Thuvienkhoahoc.com is hosted by CMCTELECOM-AS-VN CMC Telecom Infrastructure Company, VN in United States; however, migrating the server to Viet Nam could further improve page load times for the majority of users.
See the list of other websites hosted by CMCTELECOM-AS-VN CMC Telecom Infrastructure Company, VN.
Thuvienkhoahoc.com is registered with the .COM top-level domain. Explore additional websites within the .COM zone.
A recent examination on (October 11, 2024), indicates that thuvienkhoahoc.com has an expired SSL certificate issued by Let's Encrypt (expired on November 18, 2024). Click the "Refresh" button in the Safety Information section for updated SSL details. See the list of websites using SSL certificates issued by Let's Encrypt.
According to Google Safe Browsing, Google Safe Search, Symantec and Web of Trust thuvienkhoahoc.com appears to be a safe domain.
Based on Google's Mobile-Friendly test, thuvienkhoahoc.com is optimized for mobile and tablet devices.

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 ConnectSafe evaluates thuvienkhoahoc.com for any unsafe and insecure content. The results are critical for families with young children.

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.

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.

McAfee assesses thuvienkhoahoc.com 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 thuvienkhoahoc.com for mature or inappropriate content, only security checks are evaluated.

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| Domain | thuvienkhoahoc.com |
| Issuer Organization | Let's Encrypt |
| Issuer | R11 |
| Algorithm | RSA-SHA256 |
| Valid form | 08/20/2024 |
| Expiration | 11/18/2024 |
| Signed | Certificate is not self signed |
| Additional Domains |
thuvienkhoahoc.com www.thuvienkhoahoc.com |
ASN ID: 45903
ASN Title: CMCTELECOM-AS-VN CMC Telecom Infrastructure Company, VN
Last Update: 04/22/2025
% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS45056 - AS46079'
as-block: AS45056 - AS46079
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2009-09-29T05:48:11Z
source: APNIC
role: APNIC Hostmaster
address: 6 Cordelia Street
address: South Brisbane
address: QLD 4101
country: AU
phone: +61 7 3858 3100
fax-no: +61 7 3858 3199
e-mail: helpdesk@apnic.net
admin-c: AMS11-AP
tech-c: AH256-AP
nic-hdl: HM20-AP
remarks: Administrator for APNIC
notify: hostmaster@apnic.net
mnt-by: MAINT-APNIC-AP
last-modified: 2013-10-23T04:06:51Z
source: APNIC
% Information related to 'AS45894 - AS45903'
as-block: AS45894 - AS45903
descr: VNNIC-ASBLOCK-VN
descr: VNNIC
descr: Vietnam Network Information Center
country: VN
admin-c: TMT17-AP
tech-c: NHT16-AP
remarks: Block of 10 AS numbers from 45894 - 45903
remarks: for assignment to VNNIC members
mnt-by: APNIC-HM
mnt-lower: MAINT-VN-VNNIC
last-modified: 2015-08-05T00:58:13Z
source: APNIC
person: Nguyen Hong Thang
nic-hdl: NHT16-AP
e-mail: tech@vnnic.vn
address: Vietnam Internet Network Information Center
address: 18 Nguyen Du, Hai Ba Trung, Hanoi
phone: +84-4-35564944
fax-no: +84-4-37821462
country: VN
mnt-by: MAINT-VN-VNNIC
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source: APNIC
person: Tran Minh Tan
nic-hdl: TMT17-AP
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address: Vietnam Internet Network Information Center
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phone: +84-4-35564944
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country: VN
mnt-by: MAINT-VN-VNNIC
last-modified: 2015-08-04T01:56:01Z
source: APNIC
% Information related to 'AS45903'
% Abuse contact for 'AS45903' is 'hm-changed@vnnic.vn'
aut-num: AS45903
as-name: CMCTELECOM-AS-VN
descr: CMC Telecom Infrastructure Company
descr: 15th floor, CMC Tower, Duy Tan, Cau Giay, Hanoi, Vietnam
country: VN
import: from AS7643 action pref=100; accept AS45903
import: from AS7552 action pref=100; accept AS45903
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tech-c: NDP9-AP
mnt-by: MAINT-VN-VNNIC
mnt-irt: IRT-VNNIC-AP
mnt-routes: MAINT-VN-VNNIC
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source: APNIC
irt: IRT-VNNIC-AP
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e-mail: hm-changed@vnnic.vn
abuse-mailbox: hm-changed@vnnic.vn
admin-c: NTTT1-AP
tech-c: NTTT1-AP
auth: # Filtered
mnt-by: MAINT-VN-VNNIC
last-modified: 2017-11-08T09:40:06Z
source: APNIC
person: Nguyen Duc Phong
address: CMCTELECOM-VN
country: VN
phone: +84-0918467458
e-mail: phong.nd@cmctelecom.vn
nic-hdl: NDP9-AP
mnt-by: MAINT-VN-VNNIC
last-modified: 2017-11-16T08:35:09Z
source: APNIC
person: Nguyen Nhu Thanh
address: CMCTELECOM-VN
country: VN
phone: +84-0982741198
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nic-hdl: NNT29-AP
mnt-by: MAINT-VN-VNNIC
last-modified: 2017-11-16T08:32:42Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.15-46 (WHOIS-US3)
Domain Name: THUVIENKHOAHOC.COM
Registry Domain ID: 253755067_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.namecheap.com
Registrar URL: http://www.namecheap.com
Updated Date: 2024-10-15T11:04:59Z
Creation Date: 2005-11-12T14:58:24Z
Registry Expiry Date: 2025-11-12T14:58:24Z
Registrar: NameCheap, Inc.
Registrar IANA ID: 1068
Registrar Abuse Contact Email: abuse@namecheap.com
Registrar Abuse Contact Phone: +1.6613102107
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: DNS1.REGISTRAR-SERVERS.COM
Name Server: DNS2.REGISTRAR-SERVERS.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2024-10-20T01:32:55Z
| Host | A Record | TTL |
|---|---|---|
| thuvienkhoahoc.com | 192.187.96.123 | 38400 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| thuvienkhoahoc.com | mx2.mailhostbox.com | 100 | 38400 |
| thuvienkhoahoc.com | mx1.mailhostbox.com | 100 | 38400 |
| thuvienkhoahoc.com | mx3.mailhostbox.com | 100 | 38400 |
| Host | NS Record | TTL |
|---|---|---|
| thuvienkhoahoc.com | downtownhost.mars.orderbox-dns.com | 38400 |
| thuvienkhoahoc.com | downtownhost.venus.orderbox-dns.com | 38400 |
| thuvienkhoahoc.com | downtownhost.mercury.orderbox-dns.com | 38400 |
| thuvienkhoahoc.com | downtownhost.earth.orderbox-dns.com | 38400 |
| Host | TXT Record | TTL |
|---|
downtownhost.mars.orderbox-dns.com
TTL: 38400
Email address: vietbio.gmail.com
Serial: 2018120916
Refresh: 7200
Retry: 7200
Expire: 7200
Minimum: 7200
Last tested: 11/21/2019

| Total Resources | 20 |
| Number of Hosts | 9 |
| Static Resources | 11 |
| JavaScript Resources | 6 |
Last tested: 01/17/2019


| Total Resources | 33 |
| Number of Hosts | 12 |
| Static Resources | 19 |
| JavaScript Resources | 13 |
| CSS Resources | 1 |
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