astronomy.com.cn - 牧夫天文网

Quick Summary

Online Status

Online

Server IP address resolved: Yes
Http response code: 200
Response time: 2.46 sec.
Last Checked: 01/24/2023

Over the time astronomy.com.cn has been ranked as high as 21,914 in the world.

Astronomy.com.cn receives about 329 unique visitors and 329 pageviews per day. The estimated value of astronomy.com.cn is 2,920 USD. Each unique visitor makes about 1 pageviews on average.

Astronomy.com.cn is registered under .CN top-level domain. Check other websites in .CN zone.

At the time of the last check (May 11, 2024) astronomy.com.cn has an invalid SSL certificate.

According to Google Safe Browsing, Google Safe Search, Symantec and Web of Trust astronomy.com.cn is quite a safe domain.

Mobile-Friendly test indicates that astronomy.com.cn is well optimized for mobile and tablet devices.

Astronomy.com.cn General Information

Global Rank

2,099,064

Average Load Time

1.72sec

Links In Count

128

Website Value

$2,920

How popular is astronomy.com.cn?

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	1715479	744516	2	-52.229%
30	1376649	-6763056	3	1000%
7	442621	0	1	0%

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	3127776	1455653	1	-60.106%	1	-15.97%
30	2445413	-6931407	1	1000%	1	0%
7	903162	0	3	0%	1	0%

Period	Global Rank	Global Rank Delta
past 3 months	2099064	958093
past month	1689481	-7037965
past week	564338	0

Astronomy.com.cn Alexa Rank History

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

Astronomy.com.cn Safety Information

Overview

Last Updated: 05/11/2024

Overall result - "astronomy.com.cn" 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: 03/22/2024

astronomy.com.cn is safe.

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

Google Safe Search

Last Updated: 02/10/2019

astronomy.com.cn 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

Malware not found at "astronomy.com.cn".
"astronomy.com.cn" is not a phishing page.
"astronomy.com.cn" does not install unwanted software.
"astronomy.com.cn" does not contain harmfull applications.
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

astronomy.com.cn is safe.

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

Web of Trust

Last Updated: 01/09/2019

astronomy.com.cn child safety isvery good.

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

SSL Information

SSL Checker Tool

WARNING!	Certificate download error. Previous scan results are shown below.
WARNING!	Astronomy.com.cn is not secured by SSL certificate.

Astronomy.com.cn Server Information

Server Location

Geolocation Tool

Not Found

ASN Information

ASN Lookup Tool

ASN ID: 4837
ASN Title: CHINA169-BACKBONE CHINA UNICOM China169 Backbone, CN

Last Update: 10/03/2023

ASN Whois

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

% Information related to 'AS4608 - AS4864'

as-block: AS4608 - AS4864
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 'AS4837'

% Abuse contact for 'AS4837' is 'hqs-ipabuse@chinaunicom.cn'

aut-num: AS4837
as-name: CHINA169-Backbone
descr: CHINA UNICOM China169 Backbone
country: CN
member-of: AS4837:AS-CNCGROUP
import: from AS701
action pref=100;
accept ANY
import: from AS1239
action pref=100;
accept ANY
import: from AS4808
action pref=100;
accept AS4808
import: from AS4814
action pref=100;
accept AS4814
import: from AS17816
action pref=100;
accept AS17816
export: to AS701
announce AS4837
export: to AS1239
announce AS4837
export: to AS4808
announce AS4837
export: to AS4814
announce AS4837
export: to AS17816
announce AS4837
admin-c: CH444-AP
tech-c: CH444-AP
mnt-routes: MAINT-CNCGROUP-RR
mnt-by: MAINT-CNCGROUP-RR
mnt-irt: IRT-CU-CN
last-modified: 2017-08-28T02:14:10Z
source: APNIC

irt: IRT-CU-CN
address: No.21,Financial Street
address: Beijing,100033
address: P.R.China
e-mail: hqs-ipabuse@chinaunicom.cn
abuse-mailbox: hqs-ipabuse@chinaunicom.cn
admin-c: CH1302-AP
tech-c: CH1302-AP
auth: # Filtered
mnt-by: MAINT-CNCGROUP
last-modified: 2017-10-23T05:59:13Z
source: APNIC

person: CNCGroup Hostmaster
nic-hdl: CH444-AP
e-mail: hqs-ipabuse@chinaunicom.cn
address: No.21,Financial Street
address: Beijing,100033,P.R.China
phone: +86-10-66259764
fax-no: +86-10-66259764
country: CN
mnt-by: MAINT-CN-CUCGROUP
last-modified: 2017-09-05T06:36:14Z
source: APNIC

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

Astronomy.com.cn Domain Name Information

WHOIS

WHOIS Lookup Tool

Domain Whois

Domain Name: astronomy.com.cn
ROID: 20021209s10011s00019272-cn
Domain Status: ok
Registrant: 爱牧夫天文科技（大连）有限公司
Registrant Contact Email: 22427993@qq.com
Sponsoring Registrar: 阿里云计算有限公司（万网）
Name Server: f1g1ns1.dnspod.net
Name Server: f1g1ns2.dnspod.net
Registration Time: 2002-10-17 00:00:00
Expiration Time: 2026-10-17 00:00:00
DNSSEC: unsigned

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Astronomy.com.cn HTML Validation

HTML Validation Tool

Errors

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

Bad value “MSThemeCompatible” for attribute “http-equiv” on element “meta”.

Bad value “archives” for attribute “rel” on element “link”: The string “archives” 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.

The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.

The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.

Attribute “width” not allowed on element “select” at this point.

Attribute “reload” not allowed on element “script” at this point.

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

The “font” element is obsolete. Use CSS instead.

Attribute “x-webkit-speech” not allowed on element “input” at this point.

Attribute “speech” not allowed on element “input” at this point.

Attribute “sc” not allowed on element “button” at this point.

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

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

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

The “width” attribute on the “td” element is obsolete. Use CSS instead.

Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)

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

CSS: “float”: Parse Error.

CSS: “margin-left”: “px” is not a “margin-left” value.

CSS: “font-size”: Parse Error.

CSS: “color”: Parse Error.

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

The “align” attribute on the “img” element is obsolete. Use CSS instead.

Row 8 of a row group established by a “tbody” element has no cells beginning on it.

CSS: “margin-right”: “px” is not a “margin-right” value.

No space between attributes.

Attribute “hidefocus” not allowed on element “span” at this point.

Warnings

The “type” attribute is unnecessary for JavaScript resources.

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

The “type” attribute for the “style” element is not needed and should be omitted.

A table row was 0 columns wide, which is less than the column count established by the first row (4).

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

Astronomy.com.cn Desktop Insights

Desktop Page Insights Tool

Last tested: 09/05/2016

Desktop

Desktop Speed

100%

Desktop Resource Breakdown

Total Resources	1
Number of Hosts	1

Astronomy.com.cn Mobile Insights

Mobile Page Insights Tool

Last tested: 12/11/2019

Mobile

Mobile Usability

100%

Mobile Speed

70%

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

Enable compression

Leverage browser caching

Minify CSS

Mobile Resource Breakdown

Total Resources	7
Number of Hosts	2
Static Resources	4
JavaScript Resources	1
CSS Resources	1

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Astronomy.com.cn 牧夫天文网 - Powered by Discuz!

Quick Summary

Astronomy.com.cn General Information

Astronomy.com.cn Alexa Rank History

Astronomy.com.cn Safety Information

Astronomy.com.cn Server Information

Astronomy.com.cn Domain Name Information

Astronomy.com.cn HTML Validation

Astronomy.com.cn Desktop Insights

Astronomy.com.cn Mobile Insights

Astronomy.com.cn Nearest Competitors

Astronomy.com.cn Typos