`sdonline.cn`

DNSSEC	⚠️ Not signed
NS	`dns19.hichina.com` ⭐
		A	2408:4009:501::27^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.100^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.110^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`dns20.hichina.com`
		A	2408:4009:501::28^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.98^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.108^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
SOA	`dns19.hichina.com`hostmaster@hichina.com 2026-01-09 #13

`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

sdonline.org

sdonline.com

sdonline.ca

sdonline.xyz

sdonline.com.br

sdonline.digital

sdonline.net

sdonline.co.uk

sdonline.cn

sdonline.ir

sdonline.cl

sdonline.de

Similar names

DNS History

12 records (2 active, 10 former)

●NSdns19.hichina.com2026-03-27 → 2026-04-27 · 3 obs

○ 2019-12-25 16:57:54
● 2026-03-27 06:38:38
● 2026-04-27 01:28:06

●NSdns20.hichina.com2026-03-27 → 2026-04-27 · 3 obs

○ 2019-12-25 16:57:54
● 2026-03-27 06:38:38
● 2026-04-27 01:28:06

○NShigh.dnspod.net2026-03-27 → 2026-04-27 · 2 obs

○ 2026-03-27 06:38:38
○ 2026-04-27 01:28:06

○NSns1.22.cn2015-08-22 → 2016-07-08 · 4 obs

● 2015-08-22 14:02:36
● 2016-07-08 15:47:58
○ 2019-12-25 16:57:54
○ 2026-04-27 01:28:06

○NSns1.alidns.com2019-12-25 → 2019-12-25 · 4 obs

○ 2016-07-08 15:47:58
● 2019-12-25 16:57:54
○ 2026-03-27 06:38:38
○ 2026-04-27 01:28:06

○NSns2.22.cn2015-08-22 → 2016-07-08 · 4 obs

● 2015-08-22 14:02:36
● 2016-07-08 15:47:58
○ 2019-12-25 16:57:54
○ 2026-04-27 01:28:06

○NSns2.alidns.com2019-12-25 → 2019-12-25 · 4 obs

○ 2016-07-08 15:47:58
● 2019-12-25 16:57:54
○ 2026-03-27 06:38:38
○ 2026-04-27 01:28:06

○NSns3.22.cn2015-08-22 → 2016-07-08 · 4 obs

● 2015-08-22 14:02:36
● 2016-07-08 15:47:58
○ 2019-12-25 16:57:54
○ 2026-04-27 01:28:06

○NSns4.22.cn2015-08-22 → 2016-07-08 · 4 obs

● 2015-08-22 14:02:36
● 2016-07-08 15:47:58
○ 2019-12-25 16:57:54
○ 2026-04-27 01:28:06

○NSthuban.dnspod.net2026-03-27 → 2026-04-27 · 2 obs

○ 2026-03-27 06:38:38
○ 2026-04-27 01:28:06

○A123.1.151.1092015-08-22 → 2015-08-22 · 3 obs

● 2015-08-22 14:02:36
○ 2019-12-25 16:57:54
○ 2026-04-27 01:28:06

○CNAMEoverdue.aliyun.com2019-12-25 → 2019-12-25 · 3 obs

● 2019-12-25 16:57:54
○ 2026-03-27 06:38:38
○ 2026-04-27 01:28:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	e.dns.cn, b.dns.cn, a.dns.cn, c.dns.cn...	-
sdonline.cn	dns19.hichina.com, dns20.hichina.com	-

✅ Authoritative Response

Server:39.96.153.40

NS records: dns19.hichina.com, dns20.hichina.com

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at cn: Error: DNS query timeout: 203.119.29.1 for DNSKEY cn

⏱️ Timing

Total: 4114ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns19.hichina.com, dns20.hichina.com`
SOA	1	`dns19.hichina.com hostmaster.hichina.com`

Analysis

Name Servers

sdonline.cn is delegated to two name servers dns19.hichina.com and dns20.hichina.com.

sdonline.cn shares the same name server setup as other domains, for instance pacb.cn, hendersonqd.com, hzkeling.com, zysyd.com and sdifs.com.

sdonline.cn at least partially shares name servers with other domains, for instance cailinguanye.cn, buccimall.online, yingyinglicai.com, tieliu.cn and tgmeta.com.

these name servers are often used together with expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.

Host names with nine IP numbers:

dns19.hichina.com points to: 2408:4009:501::27, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.

dns20.hichina.com points to: 2408:4009:501::28, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.

sdonline.cn - robtex.com

sdonline.cn

cn

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Name Servers

`sdonline.cn`

`cn`