201works.com - robtex.com
201works.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.251.229.82🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | www.gmoserver.jp | ||||||
| NS | dns01.gmoserver.jp ⭐ | ||||||
| A | 157.7.33.81🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | dns01.gmoserver.jp | ||||||
| NS | dns02.gmoserver.jp | ||||||
| A | 157.7.34.81🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | dns02.gmoserver.jp | ||||||
| MX | mx.201works.com ⭐ | ||||||
| A | 160.251.229.95🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mx-09.gmoserver.jp | ||||||
| TXT | v=spf1 include:spf.gmoserver.jp ~all | ||||||
| SOA | dns01.gmoserver.jphostmaster@201works.com 2016-07-29 #2 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774687907 | ||||||
Subdomains
mx.201works.com |
Same first word
201works.com |
DNS History
5 records (4 active, 1 former)
●NSdns01.gmoserver.jp2015-08-21 → 2026-03-28 · 2 obs
● 2026-03-28 09:07:42
●NSdns02.gmoserver.jp2015-08-21 → 2026-03-28 · 2 obs
● 2026-03-28 09:07:42
●MXmx.201works.com2015-08-21 → 2026-03-28 · 2 obs
● 2026-03-28 09:07:42
○A157.7.144.52015-08-21 → 2017-04-01 · 4 obs
● 2017-04-01 19:50:10
○ 2026-03-26 19:29:02
○ 2026-03-28 09:07:42
●A160.251.229.822026-03-26 → 2026-03-28 · 3 obs
● 2026-03-26 19:29:02
● 2026-03-28 09:07:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net... | - |
| 201works.com | dns01.gmoserver.jp, dns02.gmoserver.jp | - |
✅ Authoritative Response
Server:157.7.34.81
NS records: dns01.gmoserver.jp, dns02.gmoserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 201works.com (unsigned zone)
⏱️ Timing
Total: 881ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.251.229.82 |
| NS | 2 | dns01.gmoserver.jp, dns02.gmoserver.jp |
| MX | 1 | mx.201works.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.gmoserver.jp ~all |
| SOA | 1 | dns01.gmoserver.jp hostmaster.201works.c |
Analysis
Hierarchy
201works.com is the parent of mx.201works.com.
IP Addresses
201works.com resolves to one IP number: 160.251.229.82.
other host names including act-cs.co.jp, icjp.jp, okbf.jp, wamoto.com and e-nambu.com share IP numbers with 201works.com.
Name Servers
201works.com is delegated to two name servers dns01.gmoserver.jp and dns02.gmoserver.jp.
201works.com shares the same name server setup as other domains, for instance bikei.jp, k-editorial.jp, c-ci.co.jp, eisho.info and mafletto.co.jp.
201works.com at least partially shares name servers with other domains, for instance shikida.com.
Host names with one IP number:
dns01.gmoserver.jp points to 157.7.33.81
dns02.gmoserver.jp points to 157.7.34.81
Mail Servers
201works.com is handled by a single mail server, mx.201works.com.
mx.201works.com resolves to IP 160.251.229.95.