`bjrongtaitech.com`

	CNAME	`bili01cdn03.cdn.dun7788.com`
	CNAME	`bili01cdn03.cdn.dun555.com`
	DNSSEC	⚠️ Not signed
	A	156.251.205.14^{🇺🇸 CNSERVERSLLC156.251.205.0/24 Proxy-registered route object}

`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=1778599636

Same first word

bjrongtaitech.com

DNS History

6 records (3 active, 3 former)

●NSns1.jindun9.com2026-02-19 → 2026-05-12 · 3 obs

○ 2019-12-18 05:27:32
● 2026-02-19 12:21:18
● 2026-05-12 15:27:46

○NSns11.xincache.com2019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 05:27:32
○ 2026-02-19 12:21:18
○ 2026-05-12 15:27:46

○NSns12.xincache.com2019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 05:27:32
○ 2026-02-19 12:21:18
○ 2026-05-12 15:27:46

●NSns2.jindun9.com2026-02-19 → 2026-05-12 · 3 obs

○ 2019-12-18 05:27:32
● 2026-02-19 12:21:18
● 2026-05-12 15:27:46

○A117.34.91.1912019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 05:27:32
○ 2026-02-19 12:21:18
○ 2026-05-12 15:27:46

●CNAMEbili01cdn03.cdn.dun7788.com2026-05-12 → 2026-05-12 · 2 obs

● 2026-05-12 15:27:44
● 2026-05-12 15:27:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net...	-
bjrongtaitech.com	ns1.jindun9.com, ns2.jindun9.com	11 records

✅ Authoritative Response

Server:34.92.85.110

NS records: ns1.jindun9.com, ns2.jindun9.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bjrongtaitech.com (unsigned zone)

⏱️ Timing

Total: 509ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns2.jindun9.com, ns1.jindun9.com`
CNAME	1	`bili01cdn03.cdn.dun7788.com`
SOA	1	`ns1.jindun9.com admin0.sudun.com`

📌 Glue Records Collected

Total: 11

Out-of-bailiwick: 11 (ns1.jindun9.com, ns1.jindun9.com, ns1.jindun9.com...)

Analysis

IP Addresses

bjrongtaitech.com resolves to one IP number: 156.251.205.14.

Other host names such as billing8layun12jiqun03.cdn.dun555.com and bili01cdn03.cdn.dun555.com share IP numbers with bjrongtaitech.com.

bjrongtaitech.com - robtex.com