`smart-office.work`

DNSSEC	⚠️ Not signed
NS	`dns01.muumuu-domain.com` ⭐
		A	202.239.23.39^{🇯🇵 IDC202.239.23.0/24 Frontier Inc.}
NS	`dns02.muumuu-domain.com`
		A	160.251.249.62^{🇯🇵 GMOOSK-NET160.251.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
SOA	`dns01.muumuu-domain.com`postmaster@smart-office.work serial=1770059536

`work`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.work` ⭐
	NS	`b.nic.work`
	NS	`c.nic.work`
	NS	`x.nic.work`
	NS	`y.nic.work`
	NS	`z.nic.work`
	SOA	`a.nic.work`admin@tldns.godaddy serial=1776177395

Same first word

Similar names

office-smart.com

DNS History

2 records (2 active, 0 former)

●NSdns01.muumuu-domain.com2026-02-21 → 2026-04-14 · 2 obs

● 2026-02-21 17:07:30
● 2026-04-14 15:08:22

●NSdns02.muumuu-domain.com2026-02-21 → 2026-04-14 · 2 obs

● 2026-02-21 17:07:30
● 2026-04-14 15:08:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
work	b.nic.work, y.nic.work, z.nic.work, a.nic.work...	12 records
smart-office.work	dns01.muumuu-domain.com, dns02.muumuu-domain.com	-

✅ Authoritative Response

Server:202.239.23.39

NS records: dns01.muumuu-domain.com, dns02.muumuu-domain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for smart-office.work (unsigned zone)

⏱️ Timing

Total: 1115ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns02.muumuu-domain.com, dns01.muumuu-domain.com`
SOA	1	`dns01.muumuu-domain.com postmaster.smart`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (z.nic.work, y.nic.work, x.nic.work...)

Analysis

Name Servers

smart-office.work's delegation is to two name servers dns01.muumuu-domain.com and dns02.muumuu-domain.com.

smart-office.work shares the same name server configuration as other domains, such as unbalance.info, speleotur.com, notojimaglass.com, spring-officialshop.com and toshima-saf.jp.

smart-office.work at least partially shares its name servers with other domains, for instance atlas-plan.com, edopolis.jp, healnarumi.com, cloudoc.jp and assets-shiga.com.

Host names with a single IP:

dns01.muumuu-domain.com resolves to 202.239.23.39.

dns02.muumuu-domain.com resolves to 160.251.249.62.

smart-office.work - robtex.com