`officeservice.cn`

DNSSEC	⚠️ Not signed
NS	`ns1.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns1.julydns.com` ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.julydns.com` ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}

`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=2034719453

Same first word

Similar names

serviceoffice.it

serviceoffice.org

serviceoffice.com

serviceoffice.ir

serviceoffice.world

serviceoffice.eu

serviceoffice.cz

serviceoffice.ru

serviceoffice.limited

DNS History

8 records (4 active, 4 former)

●NSns1.judns.com2026-03-11 → 2026-04-27 · 2 obs

● 2026-03-11 23:40:32
● 2026-04-27 16:14:40

●NSns1.julydns.com2026-03-11 → 2026-04-27 · 2 obs

● 2026-03-11 23:40:32
● 2026-04-27 16:14:40

●NSns2.judns.com2026-03-11 → 2026-04-27 · 2 obs

● 2026-03-11 23:40:32
● 2026-04-27 16:14:40

●NSns2.julydns.com2026-03-11 → 2026-04-27 · 2 obs

● 2026-03-11 23:40:32
● 2026-04-27 16:14:40

○A103.41.117.262015-07-21 → 2015-11-19 · 4 obs

● 2015-07-21 12:49:38
● 2015-11-19 13:19:56
○ 2016-02-10 15:58:38
○ 2026-04-27 16:14:40

○A103.43.135.232015-07-21 → 2016-02-10 · 5 obs

● 2015-07-21 12:49:38
○ 2015-11-19 13:19:56
● 2016-02-10 15:58:38
○ 2016-05-07 09:05:54
○ 2026-04-27 16:14:40

○A198.211.26.882017-02-15 → 2017-02-15 · 4 obs

○ 2016-05-07 09:05:54
● 2017-02-15 08:15:30
○ 2026-03-11 23:40:32
○ 2026-04-27 16:14:40

○A203.111.254.762016-05-07 → 2016-05-07 · 4 obs

○ 2016-02-10 15:58:38
● 2016-05-07 09:05:54
○ 2017-02-15 08:15:30
○ 2026-04-27 16:14:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	e.dns.cn, d.dns.cn, a.dns.cn, c.dns.cn...	-
officeservice.cn	ns1.judns.com, ns2.judns.com	-

✅ Authoritative Response

Server:162.159.27.251

NS records: ns1.judns.com, ns2.judns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for officeservice.cn (unsigned zone)

⏱️ Timing

Total: 1512ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.julydns.com, ns2.julydns.com`

Analysis

Name Servers

officeservice.cn is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

At least part of the name servers for officeservice.cn are shared with other domains, for instance qdgmc.com, dzsbdw.cn, 32d0.com, astouch.cn and nntzpf.com.