bookcss.com - dns.ninja

`bookcss.com`

DNSSEC	⚠️ Not signed
A	39.109.116.155^{🇭🇰 YISUCLOUDLTD-HK39.109.116.0/24 YISU CLOUD LTD 10/F,WORLD PEACE CENTRE,41-55,WO TONG TSUI ST,KWAI CHUNG ,HK}
NS	`ns1.julydns.com` ⭐ ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns1.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.julydns.com` ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`ns1.julydns.com`master@jmdns.com serial=1768805506

`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=1782636275

Same first word

bookcss.com

Similar names

csbooks.com

cssbook.ru

cssbook.pk

cssbook.net

sscbook.com

scbooks.org

cssbook.de

scbooks.com.tw

scbooks.com

cssbook.com

DNS History

14 records (5 active, 9 former)

○NSdns10.hichina.com2016-12-16 → 2017-08-16 · 4 obs

● 2016-12-16 17:25:12
● 2017-08-16 18:33:12
○ 2026-02-28 22:37:32
○ 2026-06-28 09:03:40

○NSdns9.hichina.com2016-12-16 → 2017-08-16 · 4 obs

● 2016-12-16 17:25:12
● 2017-08-16 18:33:12
○ 2026-02-28 22:37:32
○ 2026-06-28 09:03:40

●NSns1.judns.com2026-02-28 → 2026-06-28 · 3 obs

○ 2017-08-16 18:33:12
● 2026-02-28 22:37:32
● 2026-06-28 09:03:40

●NSns1.julydns.com2026-02-28 → 2026-06-28 · 3 obs

○ 2017-08-16 18:33:12
● 2026-02-28 22:37:32
● 2026-06-28 09:03:40

●NSns2.judns.com2026-02-28 → 2026-06-28 · 3 obs

○ 2017-08-16 18:33:12
● 2026-02-28 22:37:32
● 2026-06-28 09:03:40

●NSns2.julydns.com2026-02-28 → 2026-06-28 · 3 obs

○ 2017-08-16 18:33:12
● 2026-02-28 22:37:32
● 2026-06-28 09:03:40

○MXmxbiz1.qq.com2017-08-16 → 2017-08-16 · 4 obs

○ 2016-12-16 17:25:12
● 2017-08-16 18:33:12
○ 2026-02-28 22:37:32
○ 2026-06-28 09:03:40

○MXmxbiz2.qq.com2017-08-16 → 2017-08-16 · 4 obs

○ 2016-12-16 17:25:12
● 2017-08-16 18:33:12
○ 2026-02-28 22:37:32
○ 2026-06-28 09:03:40

○MXmxn.mxhichina.com2016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 17:25:12
○ 2017-08-16 18:33:12
○ 2026-06-28 09:03:40

○MXmxw.mxhichina.com2016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 17:25:12
○ 2017-08-16 18:33:12
○ 2026-06-28 09:03:40

○A151.101.72.1332017-08-16 → 2017-08-16 · 4 obs

○ 2016-12-16 17:25:12
● 2017-08-16 18:33:12
○ 2026-02-28 22:37:32
○ 2026-06-28 09:03:40

○A185.31.18.1332016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 17:25:12
○ 2017-08-16 18:33:12
○ 2026-06-28 09:03:40

●A39.109.116.1552026-02-28 → 2026-06-28 · 3 obs

○ 2017-08-16 18:33:12
● 2026-02-28 22:37:32
● 2026-06-28 09:03:40

○A43.225.157.2352026-02-28 → 2026-06-28 · 2 obs

○ 2026-02-28 22:37:32
○ 2026-06-28 09:03:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
bookcss.com	ns1.judns.com, ns2.judns.com	2 records

✅ Authoritative Response

Server:162.159.27.251

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bookcss.com (unsigned zone)

⏱️ Timing

Total: 297ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`39.109.116.155`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)

Analysis

IP Addresses

bookcss.com resolves to just one IP address, 39.109.116.155.

Two other host names, along with shwspxw.com, ygbnm.com and www.veeis.com, also share IP numbers with bookcss.com.

Name Servers

The NS records for bookcss.com point to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

The name servers of bookcss.com overlap at least partially with those of other domains — among them huihuowc.com, cqltyywybb.com, live-tiqiu.com and two more.

These name servers commonly co-occur with the name servers ns1.onclouddns.com, ns2.onclouddns.com, jm1.dns.com and jm2.dns.com.

ns1.judns.com resolves to 162.159.27.251, as does ns2.judns.com. ns1.julydns.com resolves to 162.159.48.223, as does ns2.julydns.com.

Both ns1.judns.com and ns2.judns.com resolve to 162.159.27.251 IP addresses each.

Both ns1.julydns.com and ns2.julydns.com resolve to 162.159.48.223 IP addresses each.