`duoduohd.com`

DNSSEC	⚠️ Not signed
A	43.103.2.19^{🇸🇬 Alibaba-Cloud43.103.0.0/18 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
NS	`a.share-dns.com` ⭐
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`b.share-dns.net`
		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=1775834398

`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=1776065947

Same first word

duoduohd.com

DNS History

8 records (3 active, 5 former)

●NSa.share-dns.com2026-04-01 → 2026-04-13 · 3 obs

○ 2016-12-14 12:26:12
● 2026-04-01 01:11:52
● 2026-04-13 08:00:02

●NSb.share-dns.net2026-04-01 → 2026-04-13 · 3 obs

○ 2016-12-14 12:26:12
● 2026-04-01 01:11:52
● 2026-04-13 08:00:02

○NSdns10.hichina.com2016-12-14 → 2016-12-14 · 3 obs

● 2016-12-14 12:26:12
○ 2026-04-01 01:11:52
○ 2026-04-13 08:00:02

○NSdns9.hichina.com2016-12-14 → 2016-12-14 · 3 obs

● 2016-12-14 12:26:12
○ 2026-04-01 01:11:52
○ 2026-04-13 08:00:02

○A103.37.1.562017-09-27 → 2017-09-27 · 3 obs

● 2017-09-27 18:20:36
○ 2026-04-01 01:11:52
○ 2026-04-13 08:00:02

○A162.209.175.1242026-04-01 → 2026-04-13 · 2 obs

○ 2026-04-01 01:11:52
○ 2026-04-13 08:00:02

●A43.103.2.192026-04-13 → 2026-04-13 · 2 obs

○ 2026-04-01 01:11:52
● 2026-04-13 08:00:02

○CNAMEurl.gname.net2026-04-01 → 2026-04-01 · 2 obs

● 2026-04-01 01:11:52
○ 2026-04-13 08:00:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
duoduohd.com	a.share-dns.com, b.share-dns.net	1 record

✅ Authoritative Response

Server:172.64.52.239

NS records: a.share-dns.com, b.share-dns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duoduohd.com (unsigned zone)

⏱️ Timing

Total: 87ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`43.103.2.19`
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 (a.share-dns.com)

Analysis

IP Addresses

duoduohd.com resolves to one IP number: 43.103.2.19.

other host names including 720pdyw.com, 77cchh.com, a1dy.com, vbv34.com and 576tt.com share IP numbers with duoduohd.com.

Name Servers

duoduohd.com is delegated to two name servers a.share-dns.com and b.share-dns.net.

duoduohd.com shares the same name server setup as other domains, for instance texas-rehabs.com, 682132.com, jyhxt88.com, fafahao.com and sqdnjs.com.

duoduohd.com at least partially shares name servers with other domains, for instance qianfe.com, qhjyjd.com, shahaylashilohs.com, mtunity.com and netcorefx.com.

These name servers are commonly used with the following name servers: a10.share-dns.com, b10.share-dns.net, a9.share-dns.com, b9.share-dns.net, a1.share-dns.com, b1.share-dns.net, a2.share-dns.com, b2.share-dns.net, a11.share-dns.com and b11.share-dns.net.

Host names with one IP number:

a.share-dns.com points to 172.64.53.25

b.share-dns.net points to 172.64.52.239

duoduohd.com - robtex.com

duoduohd.com

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