Cb21.net 충청북도

Cb21.net Overview

Cb21.net belongs to NCIA-AS-KR National Computing and information Service, KR. Check the list of other websites hosted by NCIA-AS-KR National Computing and information Service, KR.

In terms of rank-to-traffic ratio, cb21.net has 1,837 unique users per day, viewing 3,711 pages. The rank based value of cb21.net is 2,854 USD. Every user makes 2.14 pageviews on average.

Cb21.net boasts a link base consisting of 239 referring domains and 315 external backlinks, as revealed by the data obtained from web network scanning.

Cb21.net top-level domain belongs to .NET domain zone. Check other webpages in .NET zone.

According the last verification test in August 27, 2024, cb21.net has an expired wildcard SSL certificate issued by DigiCert Inc (expired on October 17, 2024). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by DigiCert Inc.

Based on data from Google Safe Browsing, Google Safe Search and Symantec cb21.net is a fairly safe domain.

Based on Mobile-Friendly test by Google cb21.net is poorly optimized for mobile phones and tablets. Remember that optimizing your website design for mobile devices ensures that all of your web pages perform well on all devices, page loading speed can also be accelerated.

Cb21.net Website Safety

logo
Overview
Last Updated: 11/10/2024
Overall result - cb21.net 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 logo
Norton Connect Safe
Last Updated: 03/31/2024
cb21.net is safe.
Norton ConnectSafe evaluates cb21.net for any unsafe and insecure content. The results are critical for families with young children.
Google logo
Google Safe Search
Last Updated: 12/07/2019
cb21.net 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 brwosing logo
Google Safe Browsing
Last Updated: 01/09/2019
cb21.net 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.
McAfee logo
Site Advisor
Last Updated: 03/01/2021
cb21.net is safe.
McAfee assesses cb21.net 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 cb21.net for mature or inappropriate content, only security checks are evaluated.
Web of trust logo
Web of Trust
Last Updated: 11/10/2024
cb21.net child safety is unknown.
The WOT calculates reputation of the cb21.net. This reputation system receives ratings from users and information from third-party sources, assesses the cb21.net for safety features and confirms, whether cb21.net is suitable for children.

SSL Information
Domain*.chungbuk.go.kr
Issuer OrganizationDigiCert Inc
IssuerThawte TLS RSA CA G1
AlgorithmRSA-SHA256
Valid form09/21/2023
Expiration10/17/2024
SignedCertificate is not self signed
Additional Domains *.chungbuk.go.kr
chungbuk.go.kr

Cb21.net Rank History

Cb21.net Hosting Information

Server Location

ASN Information

Last Update: 03/07/2024

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

% Information related to 'AS17408 - AS18409'

as-block: AS17408 - AS18409
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 'AS17653 - AS18431'

as-block: AS17653 - AS18431
descr: APNIC ASN block
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: MAINT-APNIC-AP
last-modified: 2016-09-30T02:07:37Z
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 'AS17832 - AS17881'

as-block: AS17832 - AS17881
descr: KRNIC-ASBLOCK-AP
descr: KRNIC
descr: Korea Network Information Center
country: KR
admin-c: HM127-AP
tech-c: HM127-AP
remarks: Authoritative information regarding AS Number
remarks: assignments made from within this block can also be
remarks: queried at whois.nic.or.kr
mnt-by: APNIC-HM
mnt-lower: MNT-KRNIC-AP
last-modified: 2017-06-15T04:25:42Z
source: APNIC

person: Host Master
address: 135 Jungdae-ro Songpa-gu Seoul
country: KR
phone: +82-2-405-5118
e-mail: hostmaster@nic.or.kr
nic-hdl: HM127-AP
mnt-by: MNT-KRNIC-AP
last-modified: 2016-03-15T04:20:59Z
source: APNIC

% Information related to 'AS17841'

% Abuse contact for 'AS17841' is 'hostmaster@nic.or.kr'

aut-num: AS17841
as-name: NCIA-AS-KR
descr: National Computing and information Service
country: KR
admin-c: AM1925-AP
tech-c: AM1925-AP
import: from AS23575
action pref=100;
accept ANY
import: from AS23577
action pref=100;
accept ANY
export: to AS23575
announce AS17841
export: to AS23577
announce AS17841
default: to AS23575
action pref=100;
networks ANY
mnt-by: MNT-KRNIC-AP
mnt-irt: IRT-KRNIC-KR
last-modified: 2016-12-01T04:05:32Z
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: Daejeon Yuseong-gu Daedeok-daero 755
country: KR
phone: +82-42-250-5742
e-mail: modomain@korea.kr
nic-hdl: AM1925-AP
mnt-by: MNT-KRNIC-AP
last-modified: 2017-11-23T05:54:33Z
source: APNIC

% Information related to 'AS17841'

aut-num: AS17841
as-name: NCIA-AS-KR-KR
descr: National Computing and information Service
country: KR
import: from AS23577 action pref=100 accept ANY
import: from AS4766 action pref=100 accept ANY
import: from AS3786 action pref=100 accept ANY
import: from AS9957 action pref=100 accept ANY
import: from AS23575 action pref=100 accept ANY
import: from AS45400 action pref=100 accept ANY
import: from AS9318 action pref=100 accept ANY
export: to AS23577 announce AS17841
export: to AS4766 announce AS17841
export: to AS3786 announce AS17841
export: to AS9957 announce AS17841
export: to AS23575 announce AS17841
export: to AS45400 announce AS17841
export: to AS9318 announce AS17841
admin-c: KC391-KR
tech-c: KC391-KR
mnt-by: MNT-KRNIC-AP
mnt-irt: IRT-KRNIC-KR
changed: hostmaster@nic.or.kr
source: KRNIC

person: AS Manager
address: Daejeon Yuseong-gu Daedeok-daero 755
address: 755 Daedeokdae-ro Yusung-gu Daejeon, Korea
country: KR
phone: +82-42-250-5742
e-mail: modomain@korea.kr
nic-hdl: KC391-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-US3)

Cb21.net Domain Registration and Settings

WHOIS

Domain Name: CB21.NET
Registry Domain ID: 18278557_DOMAIN_NET-VRSN
Registrar WHOIS Server: whois.gabia.com
Registrar URL: http://www.gabia.com
Updated Date: 2021-12-28T00:13:05Z
Creation Date: 2000-01-23T07:55:03Z
Registry Expiry Date: 2023-01-23T07:55:03Z
Registrar: Gabia, Inc.
Registrar IANA ID: 244
Registrar Abuse Contact Email: abuse@gabia.com
Registrar Abuse Contact Phone: +82.2.829.3543
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: NS.ECHUNGBUK.NET
Name Server: NS2.ECHUNGBUK.NET
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2022-07-12T13:31:34Z


DNS Records
HostA RecordTTL
cb21.net210.104.148.81600
HostMX RecordPriorityTTL
cb21.netspam.cb21.net0600
HostNS RecordTTL
;;noconnection
HostTXT RecordTTL
cb21.netv=spf1 ip4:210.104.148.4 ip4:210.104.148.27 -all600

ns.echungbuk.net
TTL: 600
Email address: root.ns.echungbuk.net
Serial: 2014110802
Refresh: 21600
Retry: 1800
Expire: 1209600
Minimum: 86400

Cb21.net HTML Check

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