`1billionbooks.com`

DNSSEC	⚠️ Not signed
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	111.6.96.27^{🇨🇳 CHINAMOBILE-CN111.6.96.0/21 CMI (Customer Route)}
		A	119.91.0.164^{🇨🇳 TENCENT-NET-AP119.91.0.0/18 CTJS-NJJS-IDC-tencent}
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=1776209442

⚠️ On DNS blocklist: light, multi, pro, pro.plus, ultimate

Subdomains

www.1billionbooks.com

Same first word

1billionbooks.com

DNS History

2 records (2 active, 0 former)

●NSn1.xundns.com2026-02-27 → 2026-04-14 · 2 obs

● 2026-02-27 05:53:00
● 2026-04-14 23:34:52

●NSn2.xundns.com2026-02-27 → 2026-04-14 · 2 obs

● 2026-02-27 05:53:00
● 2026-04-14 23:34:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
1billionbooks.com	n1.xundns.com, n2.xundns.com	11 records

✅ Authoritative Response

Server:111.6.96.27

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 1billionbooks.com (unsigned zone)

⏱️ Timing

Total: 3552ms | Queries: -

📄 Records

Type	Count	Sample Data
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

The parent of www.1billionbooks.com is 1billionbooks.com.

Name Servers

1billionbooks.com is delegated to two name servers: n1.xundns.com and n2.xundns.com.

1billionbooks.com uses the same name server setup as other domains, for instance 7849365.com, vipzara.com, 113154.com, 16290217cce9e362.com and 043137.com.

1billionbooks.com shares name servers with other domains at least partially, for instance keysgop.org, tradelabstrategies.com, canyonviewequestriancollege.org, gutterwisemarketing.com and thehesleygroup.org.

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, 111.6.96.27 and 119.91.0.164.

1billionbooks.com - robtex.com