`duotuike.com`

DNSSEC	⚠️ Not signed
A	154.209.97.184^{🇭🇰 POWERLINE-HK154.209.96.0/19 Digital Core Technology Co., Ltd}
NS	`a3.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	`b3.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=1760433571

`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=1775966497

Same first word

duotuike.com

DNS History

12 records (5 active, 7 former)

●NSa.share-dns.com2026-03-19 → 2026-04-12 · 3 obs

○ 2019-12-20 23:15:40
● 2026-03-19 01:31:44
● 2026-04-12 04:29:10

●NSa3.share-dns.com2026-03-19 → 2026-04-12 · 3 obs

○ 2019-12-20 23:15:40
● 2026-03-19 01:31:44
● 2026-04-12 04:29:10

●NSb.share-dns.net2026-03-19 → 2026-04-12 · 3 obs

○ 2019-12-20 23:15:40
● 2026-03-19 01:31:44
● 2026-04-12 04:29:10

●NSb3.share-dns.net2026-03-19 → 2026-04-12 · 3 obs

○ 2019-12-20 23:15:40
● 2026-03-19 01:31:44
● 2026-04-12 04:29:10

○NSdns5.hichina.com2019-12-20 → 2019-12-20 · 4 obs

○ 2016-07-01 05:37:26
● 2019-12-20 23:15:40
○ 2026-03-19 01:31:44
○ 2026-04-12 04:29:10

○NSdns6.hichina.com2019-12-20 → 2019-12-20 · 4 obs

○ 2016-07-01 05:37:26
● 2019-12-20 23:15:40
○ 2026-03-19 01:31:44
○ 2026-04-12 04:29:10

○NSjuming.dnsdun.com2015-08-18 → 2016-07-01 · 4 obs

● 2015-08-18 02:46:52
● 2016-07-01 05:37:26
○ 2019-12-20 23:15:40
○ 2026-04-12 04:29:10

○NSjuming.dnsdun.net2015-08-18 → 2016-07-01 · 4 obs

● 2015-08-18 02:46:52
● 2016-07-01 05:37:26
○ 2019-12-20 23:15:40
○ 2026-04-12 04:29:10

○MXmxbiz1.qq.com2019-12-20 → 2019-12-20 · 3 obs

● 2019-12-20 23:15:40
○ 2026-03-19 01:31:44
○ 2026-04-12 04:29:10

○MXmxbiz2.qq.com2019-12-20 → 2019-12-20 · 3 obs

● 2019-12-20 23:15:40
○ 2026-03-19 01:31:44
○ 2026-04-12 04:29:10

●A154.209.97.1842026-03-19 → 2026-04-12 · 3 obs

○ 2019-12-20 23:15:40
● 2026-03-19 01:31:44
● 2026-04-12 04:29:10

○A45.34.95.1602015-08-18 → 2016-07-01 · 4 obs

● 2015-08-18 02:46:52
● 2016-07-01 05:37:26
○ 2019-12-20 23:15:40
○ 2026-04-12 04:29:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net...	-
duotuike.com	b3.share-dns.net, a3.share-dns.com	1 record

✅ Authoritative Response

Server:172.64.52.239

NS records: b3.share-dns.net, a3.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duotuike.com (unsigned zone)

⏱️ Timing

Total: 512ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`154.209.97.184`
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 (a3.share-dns.com)

Analysis

IP Addresses

duotuike.com points to a single IP: 154.209.97.184.

Name Servers

duotuike.com is delegated to four name servers: a3.share-dns.com, a.share-dns.com, b3.share-dns.net and b.share-dns.net.

duotuike.com at least partially shares its name servers with other domains, for instance gyldmz.com, qzwazx.com, binqimotor.com, jnhwljy.com and ysjxh.cn.