`szguocui.com`

DNSSEC	⚠️ Not signed
A	183.136.138.155^{🇨🇳 CHINATELECOM-ZHEJIANG-NINGBO-IDC183.136.138.0/24 Chinanet-NingBo-IDC}
NS	`n1.xundns.com` ⭐
		A	2409:8c44:1b00:601:1:1110:609:6027^{🇨🇳 CHINAMOBILE-CN2409:8c44:1b00::/48 CMI (Customer Route)}
		A	2604:86c0:5001:11::2659:466b^{🇺🇸 AS630232604:86c0:5000::/36 GTHOST-SEA}
		A	38.89.70.107^{🇺🇸 AS6302338.89.70.0/24 Route Registered for Cogent Communications Customer - GlobalTelehost Corp}
			PTR	`107-70-89-38.clients.gthost.com`
		A	103.236.52.145^{🇨🇳 CHINANET-Guangdong-ShenZhen-IDC103.236.52.0/22 Shenzhen Yunshangwuyou Communication Network Co., Ltd.-SZ IDC-Static multicast}
		A	111.6.96.27^{🇨🇳 CHINAMOBILE-CN111.6.96.0/21 CMI (Customer Route)}
NS	`n2.xundns.com`
		A	2408:8621:0:42:e401:813:0:25^{🇨🇳 CHINA169-Backbone2408:8621::/32 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street}
		A	2408:8722:1801:10:4:611:6303:181^{🇨🇳 CHINA169-Backbone2408:8722::/32 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street}
		A	2604:86c0:6001:8::a9c5:8e51^{🇺🇸 AS630232604:86c0:6000::/36 GTHOST-SCL}
		A	61.163.30.181^{🇨🇳 CHINA169-Backbone61.163.0.0/16 CNC Group CHINA169 Henan Province Network}
			PTR	`hn.ly.kd.adsl`
		A	122.114.39.7^{🇨🇳 CHINA169-Backbone122.114.0.0/16 route of Chinaunicomroute of Chinaunicom}
		A	169.197.142.81^{🇺🇸 AS63023169.197.142.0/24 GlobalTeleHost}
			PTR	`81-142-197-169.clients.gthost.com`
SOA	`n1.xundns.com`nsadmin@xundns.com serial=437896

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1776881422

Subdomains

www.szguocui.com

Same first word

szguocui.com

DNS History

5 records (3 active, 2 former)

○NSdns10.hichina.com2016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 14:20:08
○ 2026-03-23 13:58:26
○ 2026-04-22 18:25:06

○NSdns9.hichina.com2016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 14:20:08
○ 2026-03-23 13:58:26
○ 2026-04-22 18:25:06

●NSn1.xundns.com2026-03-23 → 2026-04-22 · 3 obs

○ 2016-12-16 14:20:08
● 2026-03-23 13:58:26
● 2026-04-22 18:25:06

●NSn2.xundns.com2026-03-23 → 2026-04-22 · 3 obs

○ 2016-12-16 14:20:08
● 2026-03-23 13:58:26
● 2026-04-22 18:25:06

●A183.136.138.1552026-03-23 → 2026-04-22 · 5 obs

● 2026-03-23 13:58:26
● 2026-03-26 21:21:54
○ 2026-03-31 18:34:48
● 2026-04-02 01:31:12
● 2026-04-22 18:25:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
szguocui.com	n1.xundns.com, n2.xundns.com	11 records

✅ Authoritative Response

Server:103.236.52.145

NS records: n1.xundns.com, n2.xundns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for szguocui.com (unsigned zone)

⏱️ Timing

Total: 526ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`183.136.138.155`
NS	2	`n2.xundns.com, n1.xundns.com`
SOA	1	`n1.xundns.com nsadmin.xundns.com`

📌 Glue Records Collected

Total: 11

Out-of-bailiwick: 11 (n1.xundns.com, n1.xundns.com, n1.xundns.com...)

Analysis

Hierarchy

szguocui.com is the parent of www.szguocui.com.

IP Addresses

szguocui.com resolves to a single IP: 183.136.138.155.

Other host names, for instance shdhjp.com, www.vmnrkk.com, chintaxgov.com, dtdqd.com and www.sufabao.com share IP numbers with szguocui.com.

Name Servers

szguocui.com has two name servers: n1.xundns.com and n2.xundns.com.

szguocui.com shares the same name server setup as other domains, for example wkge.cn, 8668ss.com, 8744020.com, fufudai.com and fototeller.com.

szguocui.com shares some name servers with other domains, for example xianliao.me, 228833rr.cc, hydraulic-press-prosperous.com, 35222p.com and 624289.com.

These name servers are commonly used together with v1s1.xundns.com and v1s2.xundns.com.

Host names with six IP numbers: n2.xundns.com points to 2408:8621:0:42:e401:813:0:25, 2408:8722:1801:10:4:611:6303:181, 2604:86c0:6001:8::a9c5:8e51, 61.163.30.181, 122.114.39.7 and 169.197.142.81. Host names with five IP numbers: n1.xundns.com points to 2409:8c44:1b00:601:1:1110:609:6027, 2604:86c0:5001:11::2659:466b, 38.89.70.107, 103.236.52.145 and 111.6.96.27.

szguocui.com - robtex.com

szguocui.com

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