Ctec.edu.vn

Ctec.edu.vn Quick Summary

Status

Offline

Server IP address resolved: No

Http response code: None

Last Checked: 07/01/2025

Ctec.edu.vn traffic estimate is about 1,460 unique visitors and 2,920 pageviews per day. The approximated value of ctec.edu.vn is 2,160 USD. Every unique visitor makes about 2 pageviews on average.

Alexa Traffic Rank estimates that ctec.edu.vn is ranked number 152,025 in the world.

Ctec.edu.vn server is located in Viet Nam, but, unfortunately, we cannot identify the countries where the visitors come from and thus it’s impossible to define if the distance can potentially affect the page load time. See the list of other websites hosted by VNPT-AS-VN VIETNAM POSTS AND TELECOMMUNICATIONS GROUP, VN.

Ctec.edu.vn is registered under .VN top-level domain. Check other websites in .VN zone.

During the last check (July 06, 2024) ctec.edu.vn has an expired wildcard SSL certificate issued by GlobalSign nv-sa (expired on June 29, 2025), please click the “Refresh” button for SSL Information at the Safety Information section. Check other websites using SSL certificates issued by GlobalSign nv-sa.

In accordance with Google Safe Browsing, Google Safe Search and Symantec ctec.edu.vn is pretty a safe domain.

Relying on Google Mobile-Friendly test ctec.edu.vn isn't optimized for mobile and tablet devices. Designing your websites to be mobile friendly ensures that your pages perform well on all devices, also website page loading time may be improved.

Ctec.edu.vn General Information

Ctec.edu.vn Audience Geography

Where are website visitors coming from?

Visitors
Pageviews
Ranks

Country	Visitors

Ctec.edu.vn Traffic Distribution

Where do visitors go on ctec.edu.vn?

Subdomain Traffic
Views per User
Subdomain Reach

Subdomain	Pageviews

Ctec.edu.vn Popularity

How popular is ctec.edu.vn?

Global Rank
Pageviews
Reach

Period	Global Rank	Global Rank Delta

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Ctec.edu.vn Safety Information

Rankchart Summary

Safe

Updated: 07/01/2025

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

Safe

Updated: 03/20/2025

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Norton ConnectSafe evaluates websites for any unsafe and inapropriate content. The results are important for families with young children.

Google Safe Search

Safe

Updated: 03/23/2019

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SafeSearch works as a parental control tool to filter out any content that might be inappropriate for your children.

Google Safe Browsing

Safe

Malware not found

Phishing not detected

Unwanted software not found

Harmfull applications not found

Updated: 01/09/2019

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Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.

McAfee® WebAdvisor

Safe

Updated: 02/24/2021

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McAfee assesses ctec.edu.vn 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 ctec.edu.vn for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Not Checked

Updated: 07/01/2025

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

Ctec.edu.vn SSL Information

Information about SSL/TLS certificates

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Domain	*.ctec.edu.vn
Issuer Organization	GlobalSign nv-sa
Issuer	GlobalSign GCC R6 AlphaSSL CA 2023
Algorithm	RSA-SHA256
Valid form	05/28/2024
Expiration	06/29/2025
Signed	Certificate is not self signed
Additional Domains	*.ctec.edu.vn ctec.edu.vn

SSL Checker

Ctec.edu.vn Server Information

Ctec.edu.vn Server Location

Where website hosting server is located?

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Ctec.edu.vn ASN Information

Information about IP address owner

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ASN ID: 135905

ASN Title: VNPT-AS-VN VIETNAM POSTS AND TELECOMMUNICATIONS GROUP, VN

Updated: 11/01/2024

Raw ASN data:

% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS135581 - AS136505'

as-block: AS135581 - AS136505
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: 2016-05-26T03:42:37Z
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 'AS135900 - AS135999'

as-block: AS135900 - AS135999
descr: VNNIC-4byte-ASBLOCK-AP
descr: VNNIC
descr: Vietnam Network Information Center
country: VN
admin-c: TMT17-AP
tech-c: NHT16-AP
mnt-by: APNIC-HM
mnt-lower: MAINT-VN-VNNIC
last-modified: 2016-11-15T06:42:21Z
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
last-modified: 2015-08-04T01:56:01Z
source: APNIC

person: Tran Minh Tan
nic-hdl: TMT17-AP
e-mail: info@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
last-modified: 2015-08-04T01:56:01Z
source: APNIC

% Information related to 'AS135905'

% Abuse contact for 'AS135905' is 'hm-changed@vnnic.vn'

aut-num: AS135905
as-name: VNPT-AS-VN
descr: VIETNAM POSTS AND TELECOMMUNICATIONS GROUP
country: VN
admin-c: VIG1-AP
tech-c: VIG1-AP
mnt-by: MAINT-VN-VNNIC
mnt-irt: IRT-VNNIC-AP
last-modified: 2017-01-04T08:40:30Z
source: APNIC

irt: IRT-VNNIC-AP
address: Ha Noi, VietNam
phone: +84-24-35564944
fax-no: +84-24-37821462
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

role: VDC IPADMIN GROUP
address: Internet Building, Block II, Thang Long Inter Village
address: Nguyen Phong Sac str, Cau Giay Dist, Ha Noi
country: VN
phone: +84-912-800008
fax-no: +84-4-9430427
e-mail: hathm@vdc.com.vn
remarks: send spam reports to abuse@vdc.com.vn
remarks: and abuse reports to abuse@vnn.vn
admin-c: THMH1-AP
tech-c: THMH1-AP
nic-hdl: VIG1-AP
notify: hm-changed@vnnic.net.vn
mnt-by: MAINT-VN-VNPT
last-modified: 2011-12-06T00:11:16Z
source: APNIC

% This query was served by the APNIC Whois Service version 1.88.15-46 (WHOIS-US3)

Geolocation

ASN Lookup

Ctec.edu.vn Domain Name Information

Ctec.edu.vn DNS Information

Domain name service records

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A
MX
NS
TXT
SOA

Host	A Record	TTL
ctec.edu.vn	14.225.33.202	86400

Host	MX Record	Priority	TTL
ctec.edu.vn	aspmx2.googlemail.com	30	86400
ctec.edu.vn	aspmx3.googlemail.com	30	86400
ctec.edu.vn	aspmx.l.google.com	10	86400
ctec.edu.vn	alt1.aspmx.l.google.com	20	86400
ctec.edu.vn	aspmx4.googlemail.com	30	86400
ctec.edu.vn	alt2.aspmx.l.google.com	20	86400
ctec.edu.vn	aspmx5.googlemail.com	30	86400

Host	NS Record	TTL
ctec.edu.vn	ns99.vdc2.vn	86400
ctec.edu.vn	ns100.vdc2.vn	86400

Host	TXT Record	TTL
ctec.edu.vn	MS=84C0B171FFE43860F9BF284D3921503D951702C0	86400

Ctec.edu.vn Whois Information

Information about registered users or assignees of an Internet resource

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Raw WHOIS data:

Whois

DNS Lookup

Ctec.edu.vn HTML Validation

Ctec.edu.vn W3C HTML Markup Validation

HTML markup errors and warnings

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Errors:

The character encoding was not declared. Proceeding using “windows-1252”.

Start tag seen without seeing a doctype first. Expected “<!DOCTYPE html>”.

Element “head” is missing a required instance of child element “title”.

Warnings:

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

Consider adding a “lang” attribute to the “html” start tag to declare the language of this document.

HTML Validator

Ctec.edu.vn Desktop Performance

How Well Ctec.edu.vn Performs On Desktops?

Website desktop performance and usability tips

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Speed
Resource Breakdown

Speed

62%

Optimize images

Leverage browser caching

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

Minify JavaScript

Avoid landing page redirects

Minify HTML

Minify CSS

Updated: 09/24/2015

Ctec.edu.vn Mobile Performance

How Optimized Is Ctec.edu.vn for Mobile Devices?

Tips on speeding up mobile site performance

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Usability
Speed
Resource Breakdown

Usability

57%

Use legible font sizes

Size tap targets appropriately

Size content to viewport

Configure the viewport

Updated: 02/08/2018

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Estimated Nearest Competitors Of Ctec.edu.vn

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dx8688.com

Ctec.edu.vn URL Typos

Most common user URL mistypes for ctec.edu.vn

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Total Resources	48
Number of Hosts	5
Static Resources	44
JavaScript Resources	9
CSS Resources	1

CSS	23.9 KBytes
Images	908.1 KBytes
HTML	68.1 KBytes
JavaScript	666.3 KBytes
Other	583.0 Bytes

Total Resources	58
Number of Hosts	3
Static Resources	54
JavaScript Resources	10
CSS Resources	1

CSS	24.2 KBytes
Images	5.5 MBytes
HTML	98.6 KBytes
JavaScript	668.6 KBytes
Other	482.0 Bytes