`qdbr.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 serial=2034699919

Same first word

qdbr.cn

Similar names

bdqr.nl

bqrd.com

bdqr.cn

bdrq.cn

rdqb.com

qrdb.org

dbqr.com

qrbd.cn

qrdb.co

bdqr.com

rdbq.com

rbqd.com

brqd.cn

qdrb.com.cn

qrdb.eu

DNS History

9 records (3 active, 6 former)

●NSdns25.hichina.com2026-04-10 → 2026-04-22 · 3 obs

○ 2015-10-26 04:24:16
● 2026-04-10 22:17:02
● 2026-04-22 17:07:46

●NSdns26.hichina.com2026-04-10 → 2026-04-22 · 3 obs

○ 2015-10-26 04:24:16
● 2026-04-10 22:17:02
● 2026-04-22 17:07:46

○NSf1g1ns1.dnspod.net2015-05-23 → 2015-10-26 · 4 obs

● 2015-05-23 15:20:52
● 2015-10-26 04:24:16
○ 2026-04-10 22:17:02
○ 2026-04-22 17:07:46

○NSf1g1ns2.dnspod.net2015-05-23 → 2015-10-26 · 4 obs

● 2015-05-23 15:20:52
● 2015-10-26 04:24:16
○ 2026-04-10 22:17:02
○ 2026-04-22 17:07:46

○MXmail.skrimple.com2016-01-14 → 2017-04-04 · 4 obs

● 2016-01-14 17:18:02
● 2017-04-04 21:55:18
○ 2026-04-10 22:17:02
○ 2026-04-22 17:07:46

○A123.254.111.1902015-05-23 → 2015-10-26 · 4 obs

● 2015-05-23 15:20:52
● 2015-10-26 04:24:16
○ 2016-01-14 17:18:02
○ 2026-04-22 17:07:46

○A50.117.113.2222017-04-04 → 2017-04-04 · 4 obs

○ 2016-04-08 12:38:06
● 2017-04-04 21:55:18
○ 2026-04-10 22:17:02
○ 2026-04-22 17:07:46

○A65.19.157.2352016-01-14 → 2016-04-08 · 5 obs

○ 2015-10-26 04:24:16
● 2016-01-14 17:18:02
● 2016-04-08 12:38:06
○ 2017-04-04 21:55:18
○ 2026-04-22 17:07:46

●CNAMEoverdue.aliyun.com2026-04-10 → 2026-04-22 · 2 obs

● 2026-04-10 22:17:02
● 2026-04-22 17:07:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	d.dns.cn, a.dns.cn, c.dns.cn, b.dns.cn...	-
qdbr.cn	dns25.hichina.com, dns26.hichina.com	-

✅ Authoritative Response

Server:139.224.142.102

NS records: dns25.hichina.com, dns26.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for qdbr.cn (unsigned zone)

⏱️ Timing

Total: 3133ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns25.hichina.com, dns26.hichina.com`
CNAME	1	`overdue.aliyun.com`
SOA	1	`dns25.hichina.com hostmaster.hichina.com`

Analysis

IP Addresses

qdbr.cn points to a single IP address: 170.33.12.185.

Other host names such as dounao.com, mwcs.cn, zmkb.cn, hghp.cn and ewem.cn share IP numbers with qdbr.cn.

qdbr.cn - robtex.com

qdbr.cn

cn