`duandada.com`

DNSSEC	⚠️ Not signed
A	64.32.30.158^{🇺🇸 SHARKTECH-164.32.30.0/24 CMI (Customer Route)}
		PTR	`t13manchesterfans.fr`
NS	`a4.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	`b4.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=1766412703

`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=1776970416

Same first word

duandada.com

DNS History

11 records (5 active, 6 former)

●NSa.share-dns.com2026-03-30 → 2026-04-23 · 3 obs

○ 2016-12-19 22:25:28
● 2026-03-30 19:08:20
● 2026-04-23 18:59:02

●NSa4.share-dns.com2026-03-30 → 2026-04-23 · 3 obs

○ 2016-12-19 22:25:28
● 2026-03-30 19:08:20
● 2026-04-23 18:59:02

●NSb.share-dns.net2026-03-30 → 2026-04-23 · 3 obs

○ 2016-12-19 22:25:28
● 2026-03-30 19:08:20
● 2026-04-23 18:59:02

●NSb4.share-dns.net2026-03-30 → 2026-04-23 · 3 obs

○ 2016-12-19 22:25:28
● 2026-03-30 19:08:20
● 2026-04-23 18:59:02

○NSdns10.hichina.com2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 22:25:28
○ 2026-03-30 19:08:20
○ 2026-04-23 18:59:02

○NSdns9.hichina.com2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 22:25:28
○ 2026-03-30 19:08:20
○ 2026-04-23 18:59:02

○A119.28.75.2492017-11-24 → 2017-11-24 · 4 obs

○ 2016-12-19 22:25:28
● 2017-11-24 12:31:30
○ 2026-03-30 19:08:20
○ 2026-04-23 18:59:02

○A47.88.50.162016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 22:25:28
○ 2017-11-24 12:31:30
○ 2026-04-23 18:59:02

○A47.88.9.1092017-11-24 → 2017-11-24 · 4 obs

○ 2016-12-19 22:25:28
● 2017-11-24 12:31:30
○ 2026-03-30 19:08:20
○ 2026-04-23 18:59:02

●A64.32.30.1582026-03-30 → 2026-04-23 · 3 obs

○ 2017-11-24 12:31:30
● 2026-03-30 19:08:20
● 2026-04-23 18:59:02

○CNAMEns.wangguai.com2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 22:25:28
○ 2017-11-24 12:31:30
○ 2026-04-23 18:59:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net...	-
duandada.com	b4.share-dns.net, a4.share-dns.com	1 record

✅ Authoritative Response

Server:172.64.52.239

NS records: b4.share-dns.net, a4.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duandada.com (unsigned zone)

⏱️ Timing

Total: 434ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`64.32.30.158`
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 (a4.share-dns.com)

Analysis

IP Addresses

duandada.com resolves to one IP number: 64.32.30.158.

Name Servers

duandada.com is delegated to four name servers: a4.share-dns.com, a.share-dns.com, b4.share-dns.net and b.share-dns.net.

duandada.com at least partially shares name servers with other domains, for instance airuanw.com, yaosource.com, zjrdfk.com, hchhrkn.com and zhongjintc.com.