zdlib.com - dns.ninja

`zdlib.com`

DNSSEC	⚠️ Not signed
NS	`dns19.hichina.com` ⭐
		A	2408:4009:501::27^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.100^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.110^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`dns20.hichina.com`
		A	2408:4009:501::28^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.98^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.108^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
SOA	`dns19.hichina.com`hostmaster@hichina.com 2026-01-12 #9

`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=1786551924

Same first word

zdlib.ru

zdlib.com

zdlib.cn

Similar names

dlbiz.co.kr

blidz.ai

dzlib.ru

zlibd.com

blidz.net

dzlib.com

dzlib.org

dzlib.com.cn

dzlib.net

blidz.com

dbliz.net

libdz.com

DNS History

6 records (2 active, 4 former)

●NSdns19.hichina.com2026-03-01 → 2026-08-12 · 3 obs

○ 2017-05-13 02:20:00
● 2026-03-01 18:30:44
● 2026-08-12 16:36:48

●NSdns20.hichina.com2026-03-01 → 2026-08-12 · 3 obs

○ 2017-05-13 02:20:00
● 2026-03-01 18:30:44
● 2026-08-12 16:36:48

○NSns1.22.cn2017-05-13 → 2017-05-13 · 4 obs

○ 2015-10-31 17:29:30
● 2017-05-13 02:20:00
○ 2026-03-01 18:30:44
○ 2026-08-12 16:36:48

○NSns3.dns-diy.com2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 00:17:10
○ 2015-10-31 17:29:30
○ 2026-08-12 16:36:48

○NSns4.dns-diy.com2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 00:17:10
○ 2015-10-31 17:29:30
○ 2026-08-12 16:36:48

○A211.97.200.772008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 00:17:10
○ 2015-10-31 17:29:30
○ 2026-08-12 16:36:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, l.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net...	-
zdlib.com	dns19.hichina.com, dns20.hichina.com	18 records

✅ Authoritative Response

Server:2408:4009:501::27

NS records: dns19.hichina.com, dns20.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zdlib.com (unsigned zone)

⏱️ Timing

Total: 2507ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns19.hichina.com, dns20.hichina.com`
SOA	1	`dns19.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns19.hichina.com, dns19.hichina.com, dns19.hichina.com...)

Analysis

Name Servers

zdlib.com has two authoritative name servers — dns19.hichina.com and dns20.hichina.com.

zdlib.com shares its NS records with other domains, for example feizhou.cn, eastauto.net, ambcon.cn and two others.

zdlib.com and other domains like chelingjian.com, czyingtai.com and soufa.net share some name servers

These name servers commonly appear alongside the name servers expirens3.hichina.com and expirens4.hichina.com.

DNS names with 9 IP addresses:

dns19.hichina.com points to 39.96.153.40, 39.96.153.60, 47.118.199.200 and 6 other IP addresses.

dns20.hichina.com points to 39.96.153.38, 39.96.153.61, 47.118.199.198 and 6 other IP addresses.