`sbgd.cn`

	CNAME	`overdue.aliyun.com`
	DNSSEC	⚠️ Not signed
	A	170.33.12.185^{🇸🇬 Alibaba_Cloud_SEC170.33.12.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}

`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 2035-09-17 #27

Previously NS for

sbgd.cn

Same first word

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sbgd.ch

Similar names

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bsdg.org

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gbsd.net

bgds.org

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dsbg.de

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dsgb.org

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bsdg.by

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bgsd.k12.wa.us

bdsg.cn

dsbg.org

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dgbs.co.nz

gdbs.cn

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bsdg.be

sgbd.cn

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bgsd.com.cn

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gdsb.com

gbsd.org

DNS History

5 records (3 active, 2 former)

●NSdns7.hichina.com2026-06-28 → 2026-07-26 · 3 obs

○ 2015-07-06 06:46:20
● 2026-06-28 18:43:54
● 2026-07-26 05:50:46

●NSdns8.hichina.com2026-06-28 → 2026-07-26 · 3 obs

○ 2015-07-06 06:46:20
● 2026-06-28 18:43:54
● 2026-07-26 05:50:46

○NSsbgd.cn2015-07-06 → 2015-07-06 · 3 obs

● 2015-07-06 06:46:20
○ 2026-06-28 18:43:54
○ 2026-07-26 05:50:46

○A174.139.207.1782015-07-06 → 2015-07-06 · 3 obs

● 2015-07-06 06:46:20
○ 2026-06-28 18:43:54
○ 2026-07-26 05:50:46

●CNAMEoverdue.aliyun.com2026-06-28 → 2026-07-26 · 2 obs

● 2026-06-28 18:43:54
● 2026-07-26 05:50:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
sbgd.cn	dns7.hichina.com, dns8.hichina.com	-

✅ Authoritative Response

Server:39.96.153.54

NS records: dns7.hichina.com, dns8.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sbgd.cn (unsigned zone)

⏱️ Timing

Total: 2000ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns7.hichina.com, dns8.hichina.com`
CNAME	1	`overdue.aliyun.com`
SOA	1	`dns7.hichina.com hostmaster.hichina.com`

Analysis

IP Addresses

sbgd.cn has exactly one IP address — 170.33.12.185.

5656hg.com, 1588hg.com, aci1.com plus two other host names have IP numbers in common with sbgd.cn.

sbgd.cn - robtex.com

sbgd.cn

cn