`wanguohardware.com`

DNSSEC	⚠️ Not signed
A	211.21.6.130^{🇹🇼 HiNet211.21.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
		PTR	`bc6.dnsonic.com`
NS	`ns9.dnsonic.com` ⭐ ⚠️ Not in parent delegation
		A	211.21.6.130^{🇹🇼 HiNet211.21.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`bc6.dnsonic.com`
NS	`ns10.dnsonic.com` ⚠️ Not in parent delegation
		A	2001:b030:816a:ff74::1^{🇹🇼 HiNet2001:b030:8000::/36}
			PTR	`2001-b030-816a-ff74-0000-0000-0000-0001.hinet-ip6.hinet.net`
		A	211.21.6.130^{🇹🇼 HiNet211.21.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`bc6.dnsonic.com`
NS	`ns5.dnsonic.com` ⚠️ Not in zone NS records
		A	211.21.6.130^{🇹🇼 HiNet211.21.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`bc6.dnsonic.com`
NS	`ns6.dnsonic.com` ⚠️ Not in zone NS records
		A	211.21.6.130^{🇹🇼 HiNet211.21.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`bc6.dnsonic.com`
MX	`wanguohardware.com` ⭐
		A	211.21.6.130^{🇹🇼 HiNet211.21.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`bc6.dnsonic.com`
TXT	`v=spf1 ip4:211.21.6.130 ip4:211.21.6.131 +a +mx +ip4:211.23.95.247 +ip4:211.2...`
SOA	`ns9.dnsonic.com`notice@potia.net 2026-07-07 #1

`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=1785211862

MX for

wanguohardware.com

Same first word

wanguohardware.com

DNS History

9 records (6 active, 3 former)

●NSns10.dnsonic.com2026-07-13 → 2026-07-28 · 3 obs

○ 2018-08-14 21:25:50
● 2026-07-13 09:13:06
● 2026-07-28 04:27:54

○NSns3.dnsonic.com2018-08-14 → 2018-08-14 · 3 obs

● 2018-08-14 21:25:50
○ 2026-07-13 09:13:06
○ 2026-07-28 04:27:54

○NSns4.dnsonic.com2018-08-14 → 2018-08-14 · 3 obs

● 2018-08-14 21:25:50
○ 2026-07-13 09:13:06
○ 2026-07-28 04:27:54

●NSns5.dnsonic.com2018-08-14 → 2026-07-28 · 2 obs

● 2018-08-14 21:25:50
● 2026-07-28 04:27:54

●NSns6.dnsonic.com2018-08-14 → 2026-07-28 · 2 obs

● 2018-08-14 21:25:50
● 2026-07-28 04:27:54

●NSns9.dnsonic.com2026-07-13 → 2026-07-28 · 3 obs

○ 2018-08-14 21:25:50
● 2026-07-13 09:13:06
● 2026-07-28 04:27:54

●MXwanguohardware.com2018-08-14 → 2026-07-28 · 2 obs

● 2018-08-14 21:25:50
● 2026-07-28 04:27:54

●A211.21.6.1302026-07-13 → 2026-07-28 · 3 obs

○ 2018-08-14 21:25:50
● 2026-07-13 09:13:06
● 2026-07-28 04:27:54

○A60.248.112.1422018-08-14 → 2018-08-14 · 3 obs

● 2018-08-14 21:25:50
○ 2026-07-13 09:13:06
○ 2026-07-28 04:27:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
wanguohardware.com	ns5.dnsonic.com, ns6.dnsonic.com	2 records

✅ Authoritative Response

Server:211.21.6.130

NS records: ns5.dnsonic.com, ns6.dnsonic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for wanguohardware.com (unsigned zone)

⏱️ Timing

Total: 433ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`211.21.6.130`
NS	2	`ns9.dnsonic.com, ns10.dnsonic.com`
MX	1	`wanguohardware.com (pri: 0)`
TXT	1	`v=spf1 ip4:211.21.6.130 ip4:211.21.6.131`
SOA	1	`ns9.dnsonic.com notice.potia.net`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns5.dnsonic.com, ns6.dnsonic.com)

Analysis

Mail Server Role

wanguohardware.com handles its own mail, functioning as its own mail server.

IP Addresses

wanguohardware.com resolves to just one IP address, 211.21.6.130.

Two other host names, along with ns7.dnsonic.com, avant.tw and twdc.org.tw, also share IP numbers with wanguohardware.com.

Name Servers

The NS records for wanguohardware.com point to four name servers: ns10.dnsonic.com, ns5.dnsonic.com, ns6.dnsonic.com and ns9.dnsonic.com.

wanguohardware.com shares at least some of its name servers with other domains, including 88ez.biz, junda.com.tw, fivea.tw and two others.

These name servers are frequently paired with the name servers ns8.dnsonic.com, ns3.dnsonic.com and ns4.dnsonic.com.

Host names that have two IP addresses:

ns10.dnsonic.com points to 211.21.6.130 and 2001:b030:816a:ff74::1.

Host names that point to one IP address:

ns5.dnsonic.com points to 211.21.6.130.

ns6.dnsonic.com points to 211.21.6.130.

ns9.dnsonic.com points to 211.21.6.130.

These host names all point to 211.21.6.130: ns10.dnsonic.com, ns5.dnsonic.com, ns6.dnsonic.com and ns9.dnsonic.com.

Mail Servers

wanguohardware.com is served by just one mail server: wanguohardware.com.

wanguohardware.com resolves to a single IP number: 211.21.6.130.

wanguohardware.com - robtex.com