hellooffice.cn - dns.ninja

`hellooffice.cn`

DNSSEC	⚠️ Not signed
A	152.136.20.241^{🇨🇳 TENCENT-NET-AP152.136.16.0/20}
NS	`dns3.4cun.com` ⭐
		A	2408:4005:3dc:af00:a6be:339e:a1a0:d2b8^{🇨🇳 Alibaba-Cloud2408:4005::/33}
		A	61.172.183.74^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
NS	`dns.4cun.com` ⚠️ Not in zone NS records
NS	`dns4.51dns.top` ⚠️ Not in zone NS records
		A	2408:4005:3dc:af00:a6be:339e:a1a0:d2b8^{🇨🇳 Alibaba-Cloud2408:4005::/33}
		A	219.138.102.210^{🇨🇳 CHINATELECOM-HUBEI-YICHANG-IDC219.138.102.0/24 yichang}
MX	`mx1.qiye.aliyun.com` ⭐
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
MX	`mx2.qiye.aliyun.com`⁽¹⁰⁾
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
MX	`mx3.qiye.aliyun.com`⁽¹⁵⁾
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
TXT	`v=spf1 include:spf.qiye.aliyun.com -all`
SOA	`dns.4cun.com`admin@hellooffice.cn serial=1772527467

`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=2035129706

Subdomains

www.hellooffice.cn

Same first word

hellooffice.com

hellooffice.cn

Similar names

officehello.com

DNS History

7 records (7 active, 0 former)

●NSdns.4cun.com2026-06-10 → 2026-08-03 · 2 obs

● 2026-06-10 17:02:24
● 2026-08-03 23:58:30

●NSdns3.4cun.com2026-06-10 → 2026-08-03 · 2 obs

● 2026-06-10 17:02:24
● 2026-08-03 23:58:30

●NSdns4.51dns.top2026-06-10 → 2026-08-03 · 2 obs

● 2026-06-10 17:02:24
● 2026-08-03 23:58:30

●MXmx1.qiye.aliyun.com2026-06-10 → 2026-08-03 · 2 obs

● 2026-06-10 17:02:24
● 2026-08-03 23:58:30

●MXmx2.qiye.aliyun.com2026-06-10 → 2026-08-03 · 2 obs

● 2026-06-10 17:02:24
● 2026-08-03 23:58:30

●MXmx3.qiye.aliyun.com2026-06-10 → 2026-08-03 · 2 obs

● 2026-06-10 17:02:24
● 2026-08-03 23:58:30

●A152.136.20.2412026-06-10 → 2026-08-03 · 2 obs

● 2026-06-10 17:02:24
● 2026-08-03 23:58:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...	-
hellooffice.cn	dns3.4cun.com, dns4.51dns.top	-

✅ Authoritative Response

Server:61.172.183.74

NS records: dns3.4cun.com, dns4.51dns.top

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hellooffice.cn (unsigned zone)

⏱️ Timing

Total: 4095ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`152.136.20.241`
MX	3	`mx3.qiye.aliyun.com (pri: 15), mx2.qiye.aliyun.com (pri: 10)...`
TXT	1	`v=spf1 include:spf.qiye.aliyun.com -al`
SOA	1	`dns.4cun.com admin.hellooffice.cn`

Analysis

Hierarchy

The domain www.hellooffice.cn falls under the parent hellooffice.cn.

IP Addresses

hellooffice.cn directs to one IP number, which is 152.136.20.241.

Host names like www.hellooffice.cn are further examples that share IP numbers with hellooffice.cn.

Name Servers

hellooffice.cn carries NS records delegating to dns3.4cun.com, dns.4cun.com and dns4.51dns.top.

At least some of hellooffice.cn's name servers are shared with other domains, for example vson.com.cn, edgshop.com, chengzhongjish.com and two more.

These name servers tend to co-occur with dns7.4cun.com, dns1.4cun.com, dns8.51dns.top and 5 other name servers in the same DNS delegations.

Each of the two hosts dns3.4cun.com and dns4.51dns.top points to two IP numbers: dns3.4cun.com has 61.172.183.74 and 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8, and dns4.51dns.top has 219.138.102.210 and 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8.

dns3.4cun.com along with dns4.51dns.top each resolve to 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8 IP addresses.

Mail Servers

The MX records for hellooffice.cn list three mail servers: mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.

hellooffice.cn shares at least some of its mail servers with other domains — for example biosurf.cn, mingyangintl.com, qianyuanshutou.com and two more.

It is common to find these mail servers used together with the mail servers mxn.mxhichina.com and mxw.mxhichina.com.

Hosts with two IP numbers each:

mx3.qiye.aliyun.com resolves to two addresses: 47.246.136.231 and 47.246.137.47.

Hosts that resolve to one IP address:

The hostname mx1.qiye.aliyun.com resolves to 47.246.137.47.

The hostname mx2.qiye.aliyun.com resolves to 47.246.136.231.

mx3.qiye.aliyun.com along with mx2.qiye.aliyun.com each resolve to 47.246.136.231 IP addresses.

mx3.qiye.aliyun.com along with mx1.qiye.aliyun.com each resolve to 47.246.137.47 IP addresses.