21bbs.cn - robtex.com

21bbs.cn

DNSSEC⚠️ Not signed
A38.12.187.7🇺🇸 PEGTECHINC38.12.128.0/18 PEG TECH INC
NSns1.nowcndns.com ⭐
A1.193.216.204🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network
A218.98.111.129🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED
A218.98.111.138🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED
NSns2.nowcndns.com
A61.158.128.11🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network
PTR11.128.158.61.ha.cnc
A183.253.57.202🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route)
A211.99.99.38🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object
SOAns1.nowcndns.comadmin@nowcndns.com serial=1773338928

cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn ⭐
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2034598006

Subdomains

www.21bbs.cn

Same first word

21bbs.cn

Similar names

12sbb.com
bbs21.com

DNS History

20 records (3 active, 17 former)

20162017201820192020202120222023202420252026NSns1.nowcndns.comns2.nowcndns.comdns1.iidns.comdns2.iidns.comdns3.iidns.comdns4.iidns.comdns5.iidns.comdns6.iidns.comA38.12.187.7103.241.230.131103.241.230.132103.241.230.133103.241.230.134107.167.19.67107.167.19.68107.167.19.69107.167.19.70198.148.92.87198.148.92.88CNAMEcs.ename.net
○NSdns1.iidns.com2015-11-05 → 2017-02-16 · 4 obs
● 2015-11-05 11:40:08
● 2017-02-16 11:04:28
○ 2026-03-28 08:36:52
○ 2026-03-28 08:36:54
○NSdns2.iidns.com2015-11-05 → 2017-02-16 · 4 obs
● 2015-11-05 11:40:08
● 2017-02-16 11:04:28
○ 2026-03-28 08:36:52
○ 2026-03-28 08:36:54
○NSdns3.iidns.com2015-11-05 → 2017-02-16 · 4 obs
● 2015-11-05 11:40:08
● 2017-02-16 11:04:28
○ 2026-03-28 08:36:52
○ 2026-03-28 08:36:54
○NSdns4.iidns.com2015-11-05 → 2017-02-16 · 4 obs
● 2015-11-05 11:40:08
● 2017-02-16 11:04:28
○ 2026-03-28 08:36:52
○ 2026-03-28 08:36:54
○NSdns5.iidns.com2015-11-05 → 2017-02-16 · 4 obs
● 2015-11-05 11:40:08
● 2017-02-16 11:04:28
○ 2026-03-28 08:36:52
○ 2026-03-28 08:36:54
○NSdns6.iidns.com2015-11-05 → 2017-02-16 · 4 obs
● 2015-11-05 11:40:08
● 2017-02-16 11:04:28
○ 2026-03-28 08:36:52
○ 2026-03-28 08:36:54
●NSns1.nowcndns.com2026-03-28 → 2026-03-28 · 3 obs
○ 2017-02-16 11:04:28
● 2026-03-28 08:36:52
● 2026-03-28 08:36:54
●NSns2.nowcndns.com2026-03-28 → 2026-03-28 · 3 obs
○ 2017-02-16 11:04:28
● 2026-03-28 08:36:52
● 2026-03-28 08:36:54
○A103.241.230.1312017-02-16 → 2017-02-16 · 4 obs
○ 2015-11-05 11:40:08
● 2017-02-16 11:04:28
○ 2026-03-28 08:36:52
○ 2026-03-28 08:36:54
○A103.241.230.1322017-02-16 → 2017-02-16 · 4 obs
○ 2015-11-05 11:40:08
● 2017-02-16 11:04:28
○ 2026-03-28 08:36:52
○ 2026-03-28 08:36:54
○A103.241.230.1332017-02-16 → 2017-02-16 · 4 obs
○ 2015-11-05 11:40:08
● 2017-02-16 11:04:28
○ 2026-03-28 08:36:52
○ 2026-03-28 08:36:54
○A103.241.230.1342017-02-16 → 2017-02-16 · 4 obs
○ 2015-11-05 11:40:08
● 2017-02-16 11:04:28
○ 2026-03-28 08:36:52
○ 2026-03-28 08:36:54
○A107.167.19.672015-11-05 → 2015-11-05 · 4 obs
○ 2015-06-24 12:33:40
● 2015-11-05 11:40:08
○ 2017-02-16 11:04:28
○ 2026-03-28 08:36:54
○A107.167.19.682015-11-05 → 2015-11-05 · 4 obs
○ 2015-06-24 12:33:40
● 2015-11-05 11:40:08
○ 2017-02-16 11:04:28
○ 2026-03-28 08:36:54
○A107.167.19.692015-11-05 → 2015-11-05 · 4 obs
○ 2015-06-24 12:33:40
● 2015-11-05 11:40:08
○ 2017-02-16 11:04:28
○ 2026-03-28 08:36:54
○A107.167.19.702015-11-05 → 2015-11-05 · 4 obs
○ 2015-06-24 12:33:40
● 2015-11-05 11:40:08
○ 2017-02-16 11:04:28
○ 2026-03-28 08:36:54
○A198.148.92.872015-06-24 → 2015-06-24 · 3 obs
● 2015-06-24 12:33:40
○ 2026-03-28 08:36:52
○ 2026-03-28 08:36:54
○A198.148.92.882015-06-24 → 2015-06-24 · 3 obs
● 2015-06-24 12:33:40
○ 2026-03-28 08:36:52
○ 2026-03-28 08:36:54
●A38.12.187.72026-03-28 → 2026-03-28 · 3 obs
○ 2017-02-16 11:04:28
● 2026-03-28 08:36:52
● 2026-03-28 08:36:54
○CNAMEcs.ename.net2015-06-24 → 2017-02-16 · 6 obs
● 2015-06-24 12:33:40
● 2015-11-05 11:40:08
○ 2016-02-02 19:46:34
● 2017-02-16 11:04:28
○ 2026-03-28 08:36:52
○ 2026-03-28 08:36:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cne.dns.cn, c.dns.cn, a.dns.cn, b.dns.cn...-
21bbs.cnns1.nowcndns.com, ns2.nowcndns.com-

✅ Authoritative Response

Server:218.98.111.138

NS records: ns1.nowcndns.com, ns2.nowcndns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 21bbs.cn (unsigned zone)

⏱️ Timing

Total: 5021ms | Queries: -

📄 Records

TypeCountSample Data
A138.12.187.7
NS2ns1.nowcndns.com, ns2.nowcndns.com
SOA1ns1.nowcndns.com admin.nowcndns.com

Analysis

Hierarchy

21bbs.cn is the parent of www.21bbs.cn.

IP Addresses

21bbs.cn resolves to a single IP address: 38.12.187.7.

Other host names including bjxnw.com.cn, hcaet.cn, flashpiano.com.cn, sweii.com.cn and hntryy.cn share IP numbers with 21bbs.cn.

Name Servers

21bbs.cn's delegation uses two name servers, ns1.nowcndns.com and ns2.nowcndns.com.

21bbs.cn shares the same name server setup as other domains, for example hongro.cn, zhualei.cn, car339.com.cn, ishp.com.cn and bluesphoto.cn.

Host names with three IPs:

ns1.nowcndns.com points to 1.193.216.204, 218.98.111.129 and 218.98.111.138

ns2.nowcndns.com points to 61.158.128.11, 183.253.57.202 and 211.99.99.38