`yb990.com`

	CNAME	`301.xiaoyazhou.com`
	CNAME	`hw3.xiao301.cc`
	CNAME	`hw3.xiaodns.com`
	DNSSEC	⚠️ Not signed

`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=1777165596

Same first word

yb990.com

Similar names

by099.com

by990.com

yb909.com

DNS History

6 records (3 active, 3 former)

○NSdns10.hichina.com2016-09-09 → 2017-04-08 · 4 obs

● 2016-09-09 21:31:52
● 2017-04-08 13:59:26
○ 2026-04-03 19:55:08
○ 2026-04-26 01:07:50

○NSdns9.hichina.com2016-09-09 → 2017-04-08 · 4 obs

● 2016-09-09 21:31:52
● 2017-04-08 13:59:26
○ 2026-04-03 19:55:08
○ 2026-04-26 01:07:50

●NSns7.alidns.com2026-04-03 → 2026-04-26 · 3 obs

○ 2017-04-08 13:59:26
● 2026-04-03 19:55:08
● 2026-04-26 01:07:50

●NSns8.alidns.com2026-04-03 → 2026-04-26 · 3 obs

○ 2017-04-08 13:59:26
● 2026-04-03 19:55:08
● 2026-04-26 01:07:50

○A115.159.3.152017-04-08 → 2017-04-08 · 3 obs

● 2017-04-08 13:59:26
○ 2026-04-03 19:55:08
○ 2026-04-26 01:07:50

●CNAME301.xiaoyazhou.com2026-04-03 → 2026-04-26 · 2 obs

● 2026-04-03 19:55:08
● 2026-04-26 01:07:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
yb990.com	ns7.alidns.com, ns8.alidns.com	18 records

✅ Authoritative Response

Server:120.76.107.47

NS records: ns7.alidns.com, ns8.alidns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for yb990.com (unsigned zone)

⏱️ Timing

Total: 486ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns7.alidns.com, ns8.alidns.com`
CNAME	1	`301.xiaoyazhou.com`
SOA	1	`ns7.alidns.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (ns7.alidns.com, ns7.alidns.com, ns7.alidns.com...)

yb990.com - robtex.com

yb990.com

com