`book1993.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}
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
SOA	`ns11.xincache.com`ns12@xincache.com serial=1778522162

`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=1784702857

Subdomains

pic.book1993.com

Same first word

book1993.com

DNS History

7 records (4 active, 3 former)

○NSf1g1ns1.dnspod.net2015-08-14 → 2017-03-29 · 4 obs

● 2015-08-14 19:30:46
● 2017-03-29 18:22:40
○ 2026-03-23 02:53:00
○ 2026-07-22 06:49:28

○NSf1g1ns2.dnspod.net2015-08-14 → 2017-03-29 · 4 obs

● 2015-08-14 19:30:46
● 2017-03-29 18:22:40
○ 2026-03-23 02:53:00
○ 2026-07-22 06:49:28

●NSns11.xincache.com2026-03-23 → 2026-07-22 · 3 obs

○ 2017-03-29 18:22:40
● 2026-03-23 02:53:00
● 2026-07-22 06:49:28

●NSns12.xincache.com2026-03-23 → 2026-07-22 · 3 obs

○ 2017-03-29 18:22:40
● 2026-03-23 02:53:00
● 2026-07-22 06:49:28

●MXmxbiz1.qq.com2015-08-14 → 2026-07-22 · 2 obs

● 2015-08-14 19:30:46
● 2026-07-22 06:49:28

●MXmxbiz2.qq.com2015-08-14 → 2026-07-22 · 2 obs

● 2015-08-14 19:30:46
● 2026-07-22 06:49:28

○A60.208.16.2022015-08-14 → 2016-07-14 · 4 obs

● 2015-08-14 19:30:46
● 2016-07-14 02:52:32
○ 2026-03-23 02:53:00
○ 2026-07-22 06:49:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, e.gtld-servers.net, h.gtld-servers.net, g.gtld-servers.net...	-
book1993.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 book1993.com (unsigned zone)

⏱️ Timing

Total: 270ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns11.xincache.com, ns12.xincache.com`
MX	2	`mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10)`
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

The domain pic.book1993.com falls under the parent book1993.com.

Name Servers

DNS delegation for book1993.com points to two name servers: ns11.xincache.com and ns12.xincache.com.

book1993.com shares its name server setup with other domains, including steeltailor.com, dxtbzc.cn, hhm.com.cn and two others.

At least some of book1993.com's name servers are shared with other domains, for example gyroor.com, tcjdwx.cn, chinanews-info.com and two more.

These name servers tend to co-occur with ns15.xincache.com, ns16.xincache.com, ns13.xincache.com and 7 other name servers in the same DNS delegations.

Host names with 8 IP numbers:

ns11.xincache.com has IP addresses 1.12.0.4, 36.155.149.180 and 112.80.181.45, plus 5 other.

Host names with 7 IP numbers:

ns12.xincache.com has IP addresses 1.12.0.1, 36.155.149.176 and 112.80.181.111, plus 4 other.

Mail Servers

book1993.com has two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

book1993.com shares the same mail server setup as other domains, including dilaiwj.com, xnglg.com, soole.com.cn and two others.

book1993.com overlaps on mail servers with several other domains, for example mornpan.com, xhcare.com, amttgroup.com and ximi.info.

book1993.com - robtex.com

book1993.com

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