`6sum.cn`

DNSSEC	⚠️ Not signed
A	43.163.219.153^{🇯🇵 TENCENT-NET-AP-CN43.163.192.0/19 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
NS	`dns17.hichina.com` ⭐
		A	2408:4009:501::25^{🇨🇳 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	`dns18.hichina.com`
		A	2408:4009:501::26^{🇨🇳 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,}
MX	`mail.6sum.cn` ⭐
		A	118.119.52.28^{🇨🇳 CHINANET-BACKBONE118.112.0.0/13 China Telecom Network}
TXT	`v=spf1 ip4:118.118.233.33 -all`
SOA	`dns17.hichina.com`hostmaster@hichina.com 2026-01-09 #13

`cn`

	DNSSEC	⚠️ Not signed
	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=2034711872

Subdomains

mail.6sum.cn

Same first word

6sum.cn

DNS History

6 records (4 active, 2 former)

●NSdns17.hichina.com2020-01-27 → 2026-04-25 · 2 obs

● 2020-01-27 19:33:24
● 2026-04-25 18:44:50

●NSdns18.hichina.com2020-01-27 → 2026-04-25 · 2 obs

● 2020-01-27 19:33:24
● 2026-04-25 18:44:50

●MXmail.6sum.cn2026-03-15 → 2026-04-25 · 2 obs

● 2026-03-15 13:48:52
● 2026-04-25 18:44:50

○A118.121.8.2252020-11-29 → 2020-11-29 · 4 obs

○ 2020-01-27 19:33:24
● 2020-11-29 23:54:00
○ 2026-03-15 13:48:52
○ 2026-04-25 18:44:50

○A160.124.51.1092020-01-27 → 2020-01-27 · 3 obs

● 2020-01-27 19:33:24
○ 2020-11-29 23:54:00
○ 2026-04-25 18:44:50

●A43.163.219.1532026-03-15 → 2026-04-25 · 3 obs

○ 2020-11-29 23:54:00
● 2026-03-15 13:48:52
● 2026-04-25 18:44:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	b.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...	-
6sum.cn	dns17.hichina.com, dns18.hichina.com	-

✅ Authoritative Response

Server:47.118.199.222

NS records: dns17.hichina.com, dns18.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 6sum.cn (unsigned zone)

⏱️ Timing

Total: 1211ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`43.163.219.153`
NS	2	`dns17.hichina.com, dns18.hichina.com`
MX	1	`mail.6sum.cn (pri: 10)`
TXT	1	`v=spf1 ip4:118.118.233.33 -all`
SOA	1	`dns17.hichina.com hostmaster.hichina.com`

Analysis

Hierarchy

6sum.cn is a parent of mail.6sum.cn.

IP Addresses

6sum.cn points to a single IP number: 43.163.219.153.

Name Servers

Delegation for 6sum.cn rests with two name servers, dns17.hichina.com and dns18.hichina.com.

6sum.cn shares the same name server setup as other domains, including youjiyanliao.com, 9he.cn, zysc.cn, sohealth.cn and chinaoulun.com.

6sum.cn at least partially shares name servers with other domains, for instance bwxl.com, cola.online, mcsa.cn, sdxrxspjx.com and xmryx.cn.

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

Host names with nine IP numbers:

dns17.hichina.com points to: 2408:4009:501::25, 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.

dns18.hichina.com points to: 2408:4009:501::26, 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.

Mail Servers

6sum.cn is handled by a single mail server, mail.6sum.cn.

mail.6sum.cn points to a single IP: 118.119.52.28.

6sum.cn - robtex.com

6sum.cn

cn