buib.cn - robtex.com

buib.cn

DNSSEC⚠️ Not signed
A201.5.207.252
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=1770176118

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=2034706305

Same first word

buib.de
buib.cn
buib.com

Similar names

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DNS History

9 records (3 active, 6 former)

2017201820192020202120222023202420252026NSns1.nowcndns.comns2.nowcndns.comdns1.iidns.comdns2.iidns.comdns3.iidns.comdns4.iidns.comdns5.iidns.comdns6.iidns.comA201.5.207.252
○NSdns1.iidns.com2016-07-13 → 2016-07-13 · 3 obs
● 2016-07-13 04:51:30
○ 2026-03-21 07:26:14
○ 2026-04-24 08:50:12
○NSdns2.iidns.com2016-07-13 → 2016-07-13 · 3 obs
● 2016-07-13 04:51:30
○ 2026-03-21 07:26:14
○ 2026-04-24 08:50:12
○NSdns3.iidns.com2016-07-13 → 2016-07-13 · 3 obs
● 2016-07-13 04:51:30
○ 2026-03-21 07:26:14
○ 2026-04-24 08:50:12
○NSdns4.iidns.com2016-07-13 → 2016-07-13 · 3 obs
● 2016-07-13 04:51:30
○ 2026-03-21 07:26:14
○ 2026-04-24 08:50:12
○NSdns5.iidns.com2016-07-13 → 2016-07-13 · 3 obs
● 2016-07-13 04:51:30
○ 2026-03-21 07:26:14
○ 2026-04-24 08:50:12
○NSdns6.iidns.com2016-07-13 → 2016-07-13 · 3 obs
● 2016-07-13 04:51:30
○ 2026-03-21 07:26:14
○ 2026-04-24 08:50:12
●NSns1.nowcndns.com2026-03-21 → 2026-04-24 · 3 obs
○ 2016-07-13 04:51:30
● 2026-03-21 07:26:14
● 2026-04-24 08:50:12
●NSns2.nowcndns.com2026-03-21 → 2026-04-24 · 3 obs
○ 2016-07-13 04:51:30
● 2026-03-21 07:26:14
● 2026-04-24 08:50:12
●A201.5.207.2522026-03-21 → 2026-04-24 · 2 obs
● 2026-03-21 07:26:14
● 2026-04-24 08:50:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cnc.dns.cn, d.dns.cn, e.dns.cn, a.dns.cn...-
buib.cnns1.nowcndns.com, ns2.nowcndns.com-

✅ Authoritative Response

Server:183.253.57.202

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for buib.cn (unsigned zone)

⏱️ Timing

Total: 4498ms | Queries: -

📄 Records

TypeCountSample Data
A1201.5.207.252
NS2ns1.nowcndns.com, ns2.nowcndns.com
SOA1ns1.nowcndns.com admin.nowcndns.com

Analysis

IP Addresses

buib.cn points to a single IP number: 201.5.207.252.

Other host names, for instance pro-de.cn, share IP numbers with buib.cn.

Name Servers

buib.cn is delegated to two name servers: ns1.nowcndns.com and ns2.nowcndns.com.

buib.cn shares the same name server setup as other domains, for example tjfghz.cn, dianc.cn, szylb.cn, syhgd.cn and awlz.cn.

Host names with three IP numbers:

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.