Khoahocphothong.com.vn Tạp chí Khoa học phổ thông

Tạp chí của UBND Thành phố Hồ Chí Minh. Thông tin nhanh, chính xác về khoa học, công nghệ, y học, giáo dục, tài chính, kinh doanh, đời sống, đô thị

Khoahocphothong.com.vn Overview

Khoahocphothong.com.vn ranking shows that the page is at position 338,578 over the world, while the bulk of its audience is from Viet Nam, where it ranks 3,496.

It is beneficial to khoahocphothong.com.vn that their hosting company SPT-AS-VN Saigon Postel Corporation, VN servers are located in Viet Nam, as that reduces page load time for the majority of their users. See the list of other webpages hosted on SPT-AS-VN Saigon Postel Corporation, VN servers.

In terms of rank-to-traffic ratio, khoahocphothong.com.vn has 1,817 unique users per day, viewing 2,178 pages. The rank based value of khoahocphothong.com.vn is 42,616 USD. Every user makes 1.28 pageviews on average.

Khoahocphothong.com.vn boasts a link base consisting of 262 referring domains and 322 external backlinks, as revealed by the data obtained from web network scanning.

Khoahocphothong.com.vn top-level domain belongs to .VN domain zone. Check other webpages in .VN zone.

According the last verification test in February 13, 2023, khoahocphothong.com.vn has an expired wildcard SSL certificate issued by Google Trust Services LLC (expired on May 09, 2023). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by Google Trust Services LLC.

Based on data from Google Safe Browsing, Google Safe Search, Symantec and Web of Trust khoahocphothong.com.vn is a fairly safe domain.

According the Mobile-Friendly test by Google khoahocphothong.com.vn is nice optimized for mobile devices and tablets, however the webpage speed could be improved.

Khoahocphothong.com.vn Rank Summary

Global Rank

338,578

Average Load Time

1.91sec

Links In Count

242

Website Value

$39,459

Audience Geography. Where are khoahocphothong.com.vn visitors located?

Country	Visitors
Viet Nam VN	92.1%
Other	7.7%

Country	Pageviews
Viet Nam VN	82.8%
Other	17.2%

Country	Rank
Viet Nam VN	3496

Where do visitors go on khoahocphothong.com.vn?

Subdomain	Pageviews
khoahocphothong.com.vn	100%

Subdomain	Pageviews per User
khoahocphothong.com.vn	1.1

Subdomain	Reach
khoahocphothong.com.vn	100%

How popular is khoahocphothong.com.vn?

Period	Global Rank	Global Rank Delta
past 3 months	338578	-48426
past month	364501	23085
past week	351558	-176557
yesterday	323691	-172136

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	544700	-80294	6	20%	1.2	3%
30	596414	60032	5	-15.02%	1.1	-9.524%
7	586891	-272389	6	70%	1.1	8%
1	397910	-233652	9	100%	2	60%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	279483	-36874	19	20%
30	299521	10521	17	-5.945%
7	283748	-135797	19	50%
1	299960	-98074	2	40%

Khoahocphothong.com.vn Website Safety

Overview

Last Updated: 05/21/2025

Overall result - khoahocphothong.com.vn 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: 04/03/2025

khoahocphothong.com.vn is safe.

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

Google Safe Search

Last Updated: 02/25/2019

khoahocphothong.com.vn 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

khoahocphothong.com.vn 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: 03/03/2021

khoahocphothong.com.vn is safe.

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

Web of Trust

Last Updated: 01/11/2019

khoahocphothong.com.vn child safety is very good.

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

SSL Information

SSL Checker Tool

Domain	*.khoahocphothong.com.vn
Issuer Organization	Google Trust Services LLC
Issuer	GTS CA 1P5
Algorithm	RSA-SHA256
Valid form	02/08/2023
Expiration	05/09/2023
Signed	Certificate is not self signed
Additional Domains	*.khoahocphothong.com.vn khoahocphothong.com.vn

Khoahocphothong.com.vn Rank History

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

Khoahocphothong.com.vn Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 7602

ASN Title: SPT-AS-VN Saigon Postel Corporation, VN

Last Update: 04/22/2025

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

% Information related to 'AS7467 - AS7722'

as-block: AS7467 - AS7722
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: 2008-09-04T06:40:26Z
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 'AS7602'

% Abuse contact for 'AS7602' is 'hm-changed@vnnic.vn'

aut-num: AS7602
as-name: SPT-AS-VN
descr: Saigon Postel Corporation
descr: 45, Le Duan st., 1 district, Ho Chi Minh city, Vietnam
country: VN
import: from AS4637 action pref=100; accept ANY
import: from AS2516 action pref=100; accept ANY
export: to AS4637 announce AS7602
export: to AS2516 announce AS7602
default: to AS4637 action pref=10; networks ANY
remarks: admin contact mail to mthong@saigonpostel.com.vn
remarks: tech contact mail to ipmaster.ipt@spt.vn
admin-c: HVL2-AP
tech-c: NTKD1-AP
notify: hm-changed@vnnic.net.vn
mnt-by: MAINT-VN-VNNIC
mnt-irt: IRT-VNNIC-AP
mnt-routes: MAINT-VN-SPT
last-modified: 2017-09-14T09:41:29Z
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

person: Ho Van Lanh
address: 10 Co Giang, Dist 1, Ho Chi Minh City
country: VN
phone: +84-937668468
e-mail: lanh.ho@spt.vn
nic-hdl: HVL2-AP
mnt-by: MAINT-VN-SPT
notify: hanhdd@vnnic.vn
last-modified: 2017-09-14T09:35:53Z
source: APNIC

person: Nguyen Thi Kim Dan
nic-hdl: NTKD1-AP
e-mail: kimdan@spt.vn
address: Saigon Postel Corporation
address: 10 Co Giang, Dist.1, Ho Chi Minh City
phone: +84-28-54040121
country: VN
mnt-by: MAINT-VN-SPT
last-modified: 2017-09-13T04:10:14Z
source: APNIC

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

Khoahocphothong.com.vn Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

khoahocphothong.com.vn domain is not supported

DNS Records

DNS Lookup Tool

Host	A Record	TTL
khoahocphothong.com.vn	45.122.221.36	3600

Host	MX Record	Priority	TTL
khoahocphothong.com.vn	aspmx.l.google.com	10	3600
khoahocphothong.com.vn	khoahocphothong.com.vn	10	3600
khoahocphothong.com.vn	aspmx2.googlemail.com	0	3600

Host	NS Record	TTL
khoahocphothong.com.vn	ns1.matbao.vn	3600
khoahocphothong.com.vn	ns2.matbao.vn	3600

Host	TXT Record	TTL

ns1.matbao.vn
TTL: 3600
Email address: admin.matbao.com
Serial: 2017081901
Refresh: 7200
Retry: 1800
Expire: 1209600
Minimum: 3600

Khoahocphothong.com.vn HTML Check

HTML Validation Tool

Errors

Bad value “handheld” for attribute “media” on element “link”: Deprecated media type “handheld”. For guidance, see the Media Types section in the current Media Queries specification.

Bad value “tel:(028) 3920 1523” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.

Bad value “setHomepage(http://www.khoahocphothong.com.vn/)” for attribute “onclick” on element “a”: missing ) after argument list

Bad value “dofollow” for attribute “rel” on element “a”: The string “dofollow” is not a registered keyword.

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

Duplicate ID “keyword”.

Warnings

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

Text run is not in Unicode Normalization Form C.

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

The first occurrence of ID “keyword” was here.

Khoahocphothong.com.vn Desktop Performance

Last tested: 01/04/2019

Desktop Speed

32%

Optimize images

Leverage browser caching

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

Minify JavaScript

Reduce server response time

Minify CSS

Desktop Resource Breakdown

Total Resources	79
Number of Hosts	7
Static Resources	67
JavaScript Resources	17
CSS Resources	20

Khoahocphothong.com.vn Mobile Insights

Last tested: 01/04/2019

Mobile Usability

99%

Size tap targets appropriately

Mobile Speed

30%

Optimize images

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

Leverage browser caching

Minify JavaScript

Reduce server response time

Minify CSS

Mobile Resource Breakdown

Total Resources	74
Number of Hosts	7
Static Resources	65
JavaScript Resources	17
CSS Resources	20

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Khoahocphothong.com.vn Tạp chí Khoa học phổ thông

Tạp chí của UBND Thành phố Hồ Chí Minh. Thông tin nhanh, chính xác về khoa học, công nghệ, y học, giáo dục, tài chính, kinh doanh, đời sống, đô thị

Khoahocphothong.com.vn Overview

Khoahocphothong.com.vn Rank Summary

Khoahocphothong.com.vn Website Safety

Khoahocphothong.com.vn Rank History

Khoahocphothong.com.vn Hosting Information

Khoahocphothong.com.vn Domain Registration and Settings

Khoahocphothong.com.vn HTML Check

Khoahocphothong.com.vn Desktop Performance

Khoahocphothong.com.vn Mobile Insights

Khoahocphothong.com.vn Similar Audits

Khoahocphothong.com.vn Common Typos