`zrd-sw.com`

DNSSEC	⚠️ Not signed
A	154.92.53.229^{🇭🇰 POWERLINE-HK154.92.32.0/19 Digital Core Technology Co., Ltd}
NS	`a9.share-dns.com` ⭐ ⚠️ Not in parent delegation
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`a.share-dns.com` ⚠️ Not in zone NS records
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`b.share-dns.net` ⚠️ Not in zone NS records
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`b9.share-dns.net` ⚠️ Not in parent delegation
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`a.share-dns.com`master@share-dns.com serial=1761998643

`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=1776064082

Subdomains

www.zrd-sw.com

Same first word

zrd-sw.com

DNS History

11 records (5 active, 6 former)

●NSa.share-dns.com2026-04-09 → 2026-04-13 · 3 obs

○ 2019-12-27 22:45:56
● 2026-04-09 09:56:18
● 2026-04-13 07:10:02

●NSa9.share-dns.com2026-04-09 → 2026-04-13 · 3 obs

○ 2019-12-27 22:45:56
● 2026-04-09 09:56:18
● 2026-04-13 07:10:02

●NSb.share-dns.net2026-04-09 → 2026-04-13 · 3 obs

○ 2019-12-27 22:45:56
● 2026-04-09 09:56:18
● 2026-04-13 07:10:02

●NSb9.share-dns.net2026-04-09 → 2026-04-13 · 3 obs

○ 2019-12-27 22:45:56
● 2026-04-09 09:56:18
● 2026-04-13 07:10:02

○NSdns10.hichina.com2015-08-18 → 2017-02-19 · 4 obs

● 2015-08-18 17:03:32
● 2017-02-19 01:54:00
○ 2019-12-27 22:45:56
○ 2026-04-13 07:10:02

○NSdns9.hichina.com2015-08-18 → 2017-02-19 · 4 obs

● 2015-08-18 17:03:32
● 2017-02-19 01:54:00
○ 2019-12-27 22:45:56
○ 2026-04-13 07:10:02

○NSjm1.dns.com2019-12-27 → 2019-12-27 · 4 obs

○ 2017-02-19 01:54:00
● 2019-12-27 22:45:56
○ 2026-04-09 09:56:18
○ 2026-04-13 07:10:02

○NSjm2.dns.com2019-12-27 → 2019-12-27 · 4 obs

○ 2017-02-19 01:54:00
● 2019-12-27 22:45:56
○ 2026-04-09 09:56:18
○ 2026-04-13 07:10:02

○A121.42.94.2342015-08-18 → 2017-02-19 · 4 obs

● 2015-08-18 17:03:32
● 2017-02-19 01:54:00
○ 2019-12-27 22:45:56
○ 2026-04-13 07:10:02

●A154.92.53.2292026-04-09 → 2026-04-13 · 3 obs

○ 2019-12-27 22:45:56
● 2026-04-09 09:56:18
● 2026-04-13 07:10:02

○A156.245.146.532019-12-27 → 2019-12-27 · 4 obs

○ 2017-02-19 01:54:00
● 2019-12-27 22:45:56
○ 2026-04-09 09:56:18
○ 2026-04-13 07:10:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
zrd-sw.com	b9.share-dns.net, a9.share-dns.com	1 record

✅ Authoritative Response

Server:172.64.53.25

NS records: b9.share-dns.net, a9.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zrd-sw.com (unsigned zone)

⏱️ Timing

Total: 192ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`154.92.53.229`
NS	2	`a.share-dns.com, b.share-dns.net`
SOA	1	`a.share-dns.com master.share-dns.com`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a9.share-dns.com)

Analysis

Hierarchy

The parent of www.zrd-sw.com is zrd-sw.com.

IP Addresses

zrd-sw.com points to a single IP: 154.92.53.229.

Other host names such as www.zrd-sw.com and gdzjco.com share IP numbers with zrd-sw.com.

Name Servers

zrd-sw.com's delegation is handled by four name servers: a9.share-dns.com, a.share-dns.com, b9.share-dns.net and b.share-dns.net.

zrd-sw.com partially shares name servers with other domains; examples include hrk020.com, 8182069.cc, lygjgbz.com, (0x787878)508.com and jicart.com.