dongascience.com ▷ 대한민국 1등 과학브랜드, 동아사이언스

Quick Summary

Online Status

Online

Server IP address resolved: Yes
Http response code: 200
Response time: 2.51 sec.
Last Checked: 04/20/2024

Dongascience.com traffic volume is 3,175 unique daily visitors and their 5,397 pageviews. The web value rate of dongascience.com is 101,543 USD. Each visitor makes around 1.82 page views on average.

By Alexa's traffic estimates dongascience.com placed at 10,645 position over the world, while the largest amount of its visitors comes from Korea, where it takes 4,135 place.

Dongascience.com registered under .COM top-level domain. Check other websites in .COM zone.

The last verification results, performed on (April 26, 2021) dongascience.com show that dongascience.com has an expired wildcard SSL certificate issued by Sectigo Limited (expired on July 01, 2021). Click “Refresh” button for SSL Information at the Safety Information section. Check the list of websites using SSL certificates issued by Sectigo Limited.

In accordance with Google Safe Browsing and Symantec dongascience.com is pretty a safe domain.

Relying Google MobileFriendly test dongascience.com is well optimized for mobile and tablet devices, however web page loading speed may be improved.

Dongascience.com General Information

Global Rank

135,653

Average Load Time

1.10sec

Links In Count

329

Website Value

$94,900

Audience Geography. Where are dongascience.com visitors located?

Country	Visitors
Korea KR	95.7%
United States US	3.4%
Other	0.9%

Country	Pageviews
Korea KR	97.6%
United States US	1.8%
Other	0.6%

Country	Rank
Korea KR	4135
United States US	599573

Where do visitors go on dongascience.com?

Subdomain	Pageviews
kids.dongascience.com	46.79%
dl.dongascience.com	37.04%
mdl.dongascience.com	10.85%
other	5.31%

Subdomain	Pageviews per User
kids.dongascience.com	10
dl.dongascience.com	1.1
mdl.dongascience.com	1

Subdomain	Reach
dl.dongascience.com	66.71%
mdl.dongascience.com	20.9%
kids.dongascience.com	9.35%

How popular is dongascience.com?

Period	Global Rank	Global Rank Delta
past 3 months	135653	18355
past month	167154	43402
past week	92724	-200463
yesterday	38103	-64389

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	188138	29431	24	-18.2%	1.7	-2.29%
30	218770	41492	2	-23.05%	1.9	20%
7	96602	-417930	59	800%	3.1	200%
1	23680	-168628	32	1000%	7	600%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	123711	16952	53	-16.51%
30	158876	47812	39	-35.23%
7	98546	-134475	7	200%
1	49493	-24510	20	50%

Dongascience.com Safety Information

Overview

Last Updated: 04/20/2024

Unknown status.

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: 03/22/2024

dongascience.com is safe.

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

Google Safe Search

Last Updated: 04/20/2024

Unknown status.

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

dongascience.com 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: 02/22/2021

dongascience.com is safe.

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

Web of Trust

Last Updated: 04/20/2024

dongascience.com child safety is unknown.

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

SSL Information

SSL Checker Tool

Domain	*.dongascience.com
Issuer Organization	Sectigo Limited
Issuer	Sectigo RSA Domain Validation Secure Server CA
Algorithm	RSA-SHA256
Valid form	05/02/2019
Expiration	07/01/2021
Signed	Certificate is not self signed
Additional Domains	*.dongascience.com dongascience.com

Dongascience.com Server Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 3786
ASN Title: LGDACOM LG DACOM Corporation, KR

Last Update: 10/04/2023

ASN Whois

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

% Information related to 'AS3786'

% Abuse contact for 'AS3786' is 'hostmaster@nic.or.kr'

aut-num: AS3786
as-name: LGDACOM
descr: LG DACOM Corporation
country: KR
admin-c: AM1428-AP
tech-c: AM1428-AP
import: from AS4766
action pref=0;
accept ANY
import: from AS9318
action pref=0;
accept ANY
export: to AS4766
announce AS3786
export: to AS9318
announce AS3786
default: to AS9318
action pref=0;
networks ANY
mnt-by: MNT-KRNIC-AP
mnt-irt: IRT-KRNIC-KR
last-modified: 2016-10-13T02:35:40Z
source: APNIC

irt: IRT-KRNIC-KR
address: Seocho-ro 398, Seocho-gu, Seoul, Korea
e-mail: hostmaster@nic.or.kr
abuse-mailbox: hostmaster@nic.or.kr
admin-c: IM574-AP
tech-c: IM574-AP
auth: # Filtered
mnt-by: MNT-KRNIC-AP
last-modified: 2017-10-19T07:36:36Z
source: APNIC

person: AS Manager
address: Seoul Yongsan-gu Hangang-daero 32
country: KR
phone: +82-2-2089-0535
e-mail: ipadm@lguplus.co.kr
nic-hdl: AM1428-AP
mnt-by: MNT-KRNIC-AP
last-modified: 2017-08-07T00:55:27Z
source: APNIC

% Information related to 'AS3786'

aut-num: AS3786
as-name: LGDACOM-KR
descr: LG DACOM Corporation
country: KR
import: from 9318 action pref=0 accept ANY
import: from 4766 action pref=0 accept ANY
export: to 9318 announce NEW
export: to 4766 announce NEW
admin-c: A11-KR
tech-c: A11-KR
mnt-by: MNT-KRNIC-AP
mnt-irt: IRT-KRNIC-KR
changed: hostmaster@nic.or.kr
source: KRNIC

person: AS Manager
address: Seoul Yongsan-gu Hangang-daero 32
address: LG UPLUS
country: KR
phone: +82-2-2089-0535
e-mail: ipadm@lguplus.co.kr
nic-hdl: A11-KR
mnt-by: MNT-KRNIC-AP
changed: hostmaster@nic.or.kr
source: KRNIC

% This query was served by the APNIC Whois Service version 1.88.15-46 (WHOIS-US4)

Dongascience.com Domain Name Information

WHOIS

WHOIS Lookup Tool

Domain Whois

Domain Name: DONGASCIENCE.COM
Registry Domain ID: 24548950_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.dotname.co.kr
Registrar URL: http://www.dotname.co.kr
Updated Date: 2020-02-05T06:52:02Z
Creation Date: 2000-04-10T02:38:39Z
Registry Expiry Date: 2029-04-10T02:38:39Z
Registrar: Dotname Korea Corp.
Registrar IANA ID: 1132
Registrar Abuse Contact Email: abuse@dotnamekorea.com
Registrar Abuse Contact Phone: +82.7070900820
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: NS20.HANBIRO.COM
Name Server: NS21.HANBIRO.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2021-05-01T00:33:43Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Dongascience.com HTML Validation

HTML Validation Tool

Errors

Almost standards mode doctype. Expected “<!DOCTYPE html>”.

A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.

Duplicate attribute “type”.

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

Attribute “nohref” not allowed on element “a” at this point.

No space between attributes.

Saw “"” when expecting an attribute name. Probable cause: “=” missing immediately before.

Attribute “"” not allowed on element “a” at this point.

Attribute “name” not allowed on element “div” at this point.

Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier.

Attribute “sf를” not allowed on element “img” at this point.

Attribute “키우는” not allowed on element “img” at this point.

Attribute “힘은” not allowed on element “img” at this point.

Attribute “다양성"” not allowed on element “img” at this point.

Attribute “세계” not allowed on element “img” at this point.

Attribute “무대에서” not allowed on element “img” at this point.

Attribute “활약하는” not allowed on element “img” at this point.

Attribute “한국계” not allowed on element “img” at this point.

Attribute “작가들"” not allowed on element “img” at this point.

Attribute “나라면” not allowed on element “img” at this point.

Attribute “샤워” not allowed on element “img” at this point.

Attribute “안한다"” not allowed on element “img” at this point.

Attribute “샤워기” not allowed on element “img” at this point.

Attribute “헤드에” not allowed on element “img” at this point.

Attribute “박테리아” not allowed on element “img” at this point.

Attribute “득실"” not allowed on element “img” at this point.

Attribute “35세” not allowed on element “img” at this point.

Attribute “이후” not allowed on element “img” at this point.

Attribute “출산,” not allowed on element “img” at this point.

Attribute “폐경” not allowed on element “img” at this point.

Attribute “후” not allowed on element “img” at this point.

Attribute “골다공증” not allowed on element “img” at this point.

Attribute “위험” not allowed on element “img” at this point.

Attribute “3배""” not allowed on element “img” at this point.

Duplicate ID “series01”.

Duplicate ID “series02”.

Duplicate ID “newslist03”.

Attribute “사퇴” not allowed on element “img” at this point.

Attribute “압력은” not allowed on element “img” at this point.

Attribute “없었다"” not allowed on element “img” at this point.

Attribute “신성철” not allowed on element “img” at this point.

Attribute “총장” not allowed on element “img” at this point.

Attribute “일문일답"” not allowed on element “img” at this point.

Attribute “해외기관” not allowed on element “img” at this point.

Attribute “송금,제자” not allowed on element “img” at this point.

Attribute “채용” not allowed on element “img” at this point.

Attribute “모두” not allowed on element “img” at this point.

Attribute “적법,” not allowed on element “img” at this point.

Attribute “의혹” not allowed on element “img” at this point.

Attribute “남기지” not allowed on element “img” at this point.

Attribute “않겠다""” not allowed on element “img” at this point.

Attribute “부당” not allowed on element “img” at this point.

Attribute “송금·편법” not allowed on element “img” at this point.

Attribute “채용한” not allowed on element “img” at this point.

Attribute “적” not allowed on element “img” at this point.

Attribute “없어"” not allowed on element “img” at this point.

Attribute “입장문” not allowed on element “img” at this point.

Attribute “"” not allowed on element “img” at this point.

Duplicate ID “ga_event_common_magazine”.

Duplicate ID “ga_event_common_right1”.

Warnings

The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.

The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.

Attribute “"” is not serializable as XML 1.0.

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

Attribute “다양성"” is not serializable as XML 1.0.

Attribute “작가들"” is not serializable as XML 1.0.

Attribute “안한다"” is not serializable as XML 1.0.

Attribute “득실"” is not serializable as XML 1.0.

Empty heading.

Attribute “35세” is not serializable as XML 1.0.

Attribute “출산,” is not serializable as XML 1.0.

Attribute “3배""” is not serializable as XML 1.0.

The first occurrence of ID “series01” was here.

The first occurrence of ID “series02” was here.

The first occurrence of ID “newslist03” was here.

Attribute “없었다"” is not serializable as XML 1.0.

Attribute “일문일답"” is not serializable as XML 1.0.

Attribute “송금,제자” is not serializable as XML 1.0.

Attribute “적법,” is not serializable as XML 1.0.

Attribute “않겠다""” is not serializable as XML 1.0.

Attribute “없어"” is not serializable as XML 1.0.

The first occurrence of ID “ga_event_common_magazine” was here.

The first occurrence of ID “ga_event_common_right1” was here.

Dongascience.com Desktop Insights

Last tested: 11/22/2016

Desktop

Desktop Speed

47%

Enable compression

Leverage browser caching

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

Optimize images

Minify JavaScript

Minify CSS

Minify HTML

Desktop Resource Breakdown

Total Resources	111
Number of Hosts	16
Static Resources	87
JavaScript Resources	27
CSS Resources	9

Dongascience.com Mobile Insights

Last tested: 11/22/2016

Mobile

Mobile Usability

95%

Size tap targets appropriately

Mobile Speed

43%

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

Leverage browser caching

Avoid landing page redirects

Enable compression

Minify JavaScript

Optimize images

Minify CSS

Minify HTML

Mobile Resource Breakdown

Total Resources	73
Number of Hosts	13
Static Resources	47
JavaScript Resources	18
CSS Resources	7

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Dongascience.com 대한민국 1등 과학브랜드, 동아사이언스

모든 사람에게 즐거운 과학을 선물합니다 깊이 있는 전문적인 과학뉴스와 일상생활 속 과학 상식까지 국내 NO.1 과학 포털에서 '즐거운 과학'을 만나보세요!

Quick Summary

Dongascience.com General Information

Dongascience.com Safety Information

Dongascience.com Server Information

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Dongascience.com HTML Validation

Dongascience.com Desktop Insights

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