`hsdbcb.cn`

DNSSEC	⚠️ Not signed
NS	`ns1.julydns.com` ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns1.onclouddns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.julydns.com` ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.onclouddns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn 2035-11-03 #25

Same first word

hsdbcb.cn

Similar names

chdbbs.com

hbcsdb.com

bshcbd.com

scbhdb.cn

bbhcsd.org

dchbsb.com

DNS History

6 records (4 active, 2 former)

○NSns1.judns.com2026-04-26 → 2026-05-06 · 4 obs

● 2026-04-26 08:20:38
● 2026-05-06 05:08:48
○ 2026-07-08 15:17:20
○ 2026-07-30 09:23:02

●NSns1.julydns.com2026-04-26 → 2026-07-30 · 2 obs

● 2026-04-26 08:20:38
● 2026-07-30 09:23:02

●NSns1.onclouddns.com2026-07-08 → 2026-07-30 · 3 obs

○ 2026-05-06 05:08:48
● 2026-07-08 15:17:20
● 2026-07-30 09:23:02

○NSns2.judns.com2026-04-26 → 2026-05-06 · 4 obs

● 2026-04-26 08:20:38
● 2026-05-06 05:08:48
○ 2026-07-08 15:17:20
○ 2026-07-30 09:23:02

●NSns2.julydns.com2026-04-26 → 2026-07-30 · 2 obs

● 2026-04-26 08:20:38
● 2026-07-30 09:23:02

●NSns2.onclouddns.com2026-07-08 → 2026-07-30 · 3 obs

○ 2026-05-06 05:08:48
● 2026-07-08 15:17:20
● 2026-07-30 09:23:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
hsdbcb.cn	ns1.onclouddns.com, ns2.onclouddns.com	-

✅ Authoritative Response

Server:162.159.27.251

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hsdbcb.cn (unsigned zone)

⏱️ Timing

Total: 902ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.julydns.com, ns2.julydns.com`

Analysis

Name Servers

hsdbcb.cn has four authoritative name servers: ns1.julydns.com, ns2.julydns.com, ns1.onclouddns.com and ns2.onclouddns.com.

The name servers of hsdbcb.cn overlap at least partially with those of other domains — among them aipij.com, dpaaz.com, yyyi1.com and two more.

These name servers commonly appear alongside the name servers ns1.judns.com and ns2.judns.com.

ns1.julydns.com and ns2.julydns.com each resolve to 162.159.48.223, while ns1.onclouddns.com and ns2.onclouddns.com each resolve to 162.159.27.251.

ns1.julydns.com along with ns2.julydns.com each resolve to 162.159.48.223 IP addresses.

ns1.onclouddns.com along with ns2.onclouddns.com each resolve to 162.159.27.251 IP addresses.

hsdbcb.cn - robtex.com

hsdbcb.cn

cn