`uttbook.com`

DNSSEC	⚠️ Not signed
NS	`ns11.xincache.com` ⭐
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	2402:4e00:1730::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1700::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	36.155.149.180^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	112.80.181.45^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.173^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	125.94.59.210^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
		A	129.211.176.209^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
NS	`ns12.xincache.com`
		A	2402:4e00:111:fff::c^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	1.12.0.1^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	36.155.149.176^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	112.80.181.111^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.184^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	129.211.176.239^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
		A	163.177.5.23^{🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24}
SOA	`ns11.xincache.com`ns12@xincache.com serial=1760435398

`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=1777075381

Subdomains

www.uttbook.com

Same first word

uttbook.com

Similar names

tutbook.ru

DNS History

6 records (2 active, 4 former)

○NSf1g1ns1.dnspod.net2015-08-04 → 2017-04-01 · 4 obs

● 2015-08-04 20:55:40
● 2017-04-01 16:47:52
○ 2026-04-13 17:50:18
○ 2026-04-25 00:22:28

○NSf1g1ns2.dnspod.net2015-08-04 → 2017-04-01 · 4 obs

● 2015-08-04 20:55:40
● 2017-04-01 16:47:52
○ 2026-04-13 17:50:18
○ 2026-04-25 00:22:28

●NSns11.xincache.com2026-04-13 → 2026-04-25 · 3 obs

○ 2017-04-01 16:47:52
● 2026-04-13 17:50:18
● 2026-04-25 00:22:28

●NSns12.xincache.com2026-04-13 → 2026-04-25 · 3 obs

○ 2017-04-01 16:47:52
● 2026-04-13 17:50:18
● 2026-04-25 00:22:28

○A107.181.241.742016-07-07 → 2016-07-07 · 4 obs

○ 2016-03-04 09:08:12
● 2016-07-07 12:12:58
○ 2026-04-13 17:50:18
○ 2026-04-25 00:22:28

○A204.74.220.1902015-08-04 → 2016-03-04 · 4 obs

● 2015-08-04 20:55:40
● 2016-03-04 09:08:12
○ 2016-07-07 12:12:58
○ 2026-04-25 00:22:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
uttbook.com	ns11.xincache.com, ns12.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.4

NS records: ns11.xincache.com, ns12.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for uttbook.com (unsigned zone)

⏱️ Timing

Total: 79ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns11.xincache.com, ns12.xincache.com`
SOA	1	`ns11.xincache.com ns12.xincache.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns11.xincache.com, ns11.xincache.com, ns11.xincache.com...)

Analysis

Hierarchy

uttbook.com is a parent of www.uttbook.com.

Name Servers

Delegation for uttbook.com rests with two name servers, ns11.xincache.com and ns12.xincache.com.

uttbook.com shares the same name server setup as other domains, including dayjc.com, sset-ltd.com, china-aishi.com, mulinwy.com and 178fuwu.com.

uttbook.com at least partially shares name servers with other domains, for instance cmtool.cn, zbyinxiang.com, zjkq.com.cn, 878898.cn and oa126.com.

These name servers are commonly used together with the name servers ce1.xincache.com, ce2.xincache.com, ns13.xincache.com, ns14.xincache.com, ns19.xincache.com, ns20.xincache.com, ns15.xincache.com, ns16.xincache.com, ns17.xincache.com and ns18.xincache.com.

Host names with eight IP numbers:

ns11.xincache.com points to: 2402:4e00:1470:2::e, 2402:4e00:1730::e, 1.12.0.4, 36.155.149.180, 112.80.181.45, 117.89.178.173, 125.94.59.210 and 129.211.176.209.

Host names with seven IP numbers:

ns12.xincache.com points to: 2402:4e00:111:fff::c, 1.12.0.1, 36.155.149.176, 112.80.181.111, 117.89.178.184, 129.211.176.239 and 163.177.5.23.

uttbook.com - robtex.com

uttbook.com

com