`diyc.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=2034715988

Same first word

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diyc.cn

Similar names

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DNS History

13 records (3 active, 10 former)

●NSdns31.hichina.com2026-02-18 → 2026-04-27 · 3 obs

○ 2019-04-24 07:37:38
● 2026-02-18 09:17:10
● 2026-04-27 01:16:00

●NSdns32.hichina.com2026-02-18 → 2026-04-27 · 3 obs

○ 2019-04-24 07:37:38
● 2026-02-18 09:17:10
● 2026-04-27 01:16:00

○NSns1.eedns.com2015-12-09 → 2015-12-09 · 4 obs

○ 2015-09-30 15:11:58
● 2015-12-09 05:38:56
○ 2016-02-20 19:29:12
○ 2026-04-27 01:16:00

○NSns3.dns.com2019-04-24 → 2019-04-24 · 4 obs

○ 2016-02-20 19:29:12
● 2019-04-24 07:37:38
○ 2026-02-18 09:17:10
○ 2026-04-27 01:16:00

○NSns3.dnsdun.com2015-09-30 → 2015-09-30 · 4 obs

○ 2015-08-09 21:27:46
● 2015-09-30 15:11:58
○ 2015-12-09 05:38:56
○ 2026-04-27 01:16:00

○NSns4.dns.com2019-04-24 → 2019-04-24 · 4 obs

○ 2016-02-20 19:29:12
● 2019-04-24 07:37:38
○ 2026-02-18 09:17:10
○ 2026-04-27 01:16:00

○NSns4.dnsdun.com2015-08-09 → 2015-08-09 · 3 obs

● 2015-08-09 21:27:46
○ 2015-09-30 15:11:58
○ 2026-04-27 01:16:00

○NSns5.dnsdun.net2015-09-30 → 2015-09-30 · 4 obs

○ 2015-08-09 21:27:46
● 2015-09-30 15:11:58
○ 2015-12-09 05:38:56
○ 2026-04-27 01:16:00

○NSns6.dnsdun.net2015-08-09 → 2015-08-09 · 3 obs

● 2015-08-09 21:27:46
○ 2015-09-30 15:11:58
○ 2026-04-27 01:16:00

○A150.129.81.1592015-12-09 → 2015-12-09 · 4 obs

○ 2015-09-30 15:11:58
● 2015-12-09 05:38:56
○ 2016-02-20 19:29:12
○ 2026-04-27 01:16:00

○A162.220.27.1442015-09-30 → 2015-09-30 · 3 obs

● 2015-09-30 15:11:58
○ 2015-12-09 05:38:56
○ 2026-04-27 01:16:00

○A162.251.5.1902016-06-20 → 2016-06-20 · 4 obs

○ 2016-02-20 19:29:12
● 2016-06-20 03:06:16
○ 2019-04-24 07:37:38
○ 2026-04-27 01:16:00

●CNAMEoverdue.aliyun.com2026-03-29 → 2026-04-27 · 2 obs

● 2026-03-29 18:56:30
● 2026-04-27 01:16:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
diyc.cn	dns31.hichina.com, dns32.hichina.com	-

✅ Authoritative Response

Server:139.224.142.102

NS records: dns31.hichina.com, dns32.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for diyc.cn (unsigned zone)

⏱️ Timing

Total: 4595ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns31.hichina.com, dns32.hichina.com`
CNAME	1	`overdue.aliyun.com`
SOA	1	`dns31.hichina.com hostmaster.hichina.com`

Analysis

IP Addresses

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

Other host names such as hghp.cn, ewem.cn, topoac.com, qgms.cn and fgrj.cn share IPs with diyc.cn.

diyc.cn - robtex.com

diyc.cn

cn