`slco.com.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 2026-01-12 #9

`com.cn`

	DNSSEC	⚠️ Not signed
	NS	`a.dns.cn` ⭐ ⚠️ Not in parent delegation
	NS	`b.dns.cn` ⚠️ Not in parent delegation
	NS	`c.dns.cn` ⚠️ Not in parent delegation
	NS	`cns.cernet.net` ⚠️ Not in parent delegation
	NS	`d.dns.cn` ⚠️ Not in parent delegation
	NS	`e.dns.cn` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2030490352

WOT: NOT_SAFE (20/100)

Same first word

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DNS History

9 records (2 active, 7 former)

●NSdns19.hichina.com2026-03-26 → 2026-03-31 · 3 obs

○ 2020-02-17 13:03:54
● 2026-03-26 02:27:30
● 2026-03-31 15:20:54

●NSdns20.hichina.com2026-03-26 → 2026-03-31 · 3 obs

○ 2020-02-17 13:03:54
● 2026-03-26 02:27:30
● 2026-03-31 15:20:54

○NSf1g1ns1.dnspod.net2015-10-10 → 2016-03-20 · 5 obs

○ 2015-05-11 09:09:00
● 2015-10-10 21:01:56
● 2016-03-20 00:37:06
○ 2020-02-17 13:03:54
○ 2026-03-31 15:20:54

○NSf1g1ns2.dnspod.net2015-12-16 → 2016-03-20 · 5 obs

○ 2015-10-10 21:01:56
● 2015-12-16 16:53:22
● 2016-03-20 00:37:06
○ 2020-02-17 13:03:54
○ 2026-03-31 15:20:54

○NSns1.51dns.com2015-05-11 → 2015-05-11 · 3 obs

● 2015-05-11 09:09:00
○ 2015-10-10 21:01:56
○ 2026-03-31 15:20:54

○NSns1.dnsnw.com2020-02-17 → 2020-02-17 · 4 obs

○ 2016-03-20 00:37:06
● 2020-02-17 13:03:54
○ 2026-03-26 02:27:30
○ 2026-03-31 15:20:54

○NSns2.51dns.com2015-05-11 → 2015-05-11 · 3 obs

● 2015-05-11 09:09:00
○ 2015-12-16 16:53:22
○ 2026-03-31 15:20:54

○NSns2.dnsnw.com2020-02-17 → 2020-02-17 · 4 obs

○ 2016-03-20 00:37:06
● 2020-02-17 13:03:54
○ 2026-03-26 02:27:30
○ 2026-03-31 15:20:54

○A23.80.163.1312020-02-17 → 2020-02-17 · 3 obs

● 2020-02-17 13:03:54
○ 2026-03-26 02:27:30
○ 2026-03-31 15:20:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
slco.com.cn	dns19.hichina.com, dns20.hichina.com	-

✅ Authoritative Response

Server:139.224.142.110

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for slco.com.cn (unsigned zone)

⏱️ Timing

Total: 4599ms | 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

Two name servers dns19.hichina.com and dns20.hichina.com handle delegation for slco.com.cn.

slco.com.cn uses the same name server setup as other domains, for example wondersfullway.com, cqhuidi.com, 5fdata.com, owjd.cn and zjyonghua.com.

slco.com.cn shares name servers with other domains at least partially, for instance facaiz.com, huizhikeji.com, uwtoys.net and ddmm.me.

These name servers are often used with the name servers expirens3.hichina.com and expirens4.hichina.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.

slco.com.cn - robtex.com

slco.com.cn

com.cn