step2.jp - dns.ninja
step2.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 133.130.64.184🇯🇵 GMO-INTERNET133.130.64.0/18 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | www21.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 | mx21.gmoserver.jp ⭐ | ||||||
| A | 133.130.64.188🇯🇵 GMO-INTERNET133.130.64.0/18 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mx21.gmoserver.jp | ||||||
| TXT | v=spf1 include:spf21.gmoserver.jp ~all | ||||||
| SOA | dns01.gmoserver.jphostmaster@step2.jp 2020-10-27 #12 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1782271803 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSdns01.gmoserver.jp2026-03-26 → 2026-06-24 · 2 obs
● 2026-06-24 03:48:50
●NSdns02.gmoserver.jp2026-03-26 → 2026-06-24 · 2 obs
● 2026-06-24 03:48:50
●MXmx21.gmoserver.jp2026-03-26 → 2026-06-24 · 2 obs
● 2026-06-24 03:48:50
●A133.130.64.1842026-03-26 → 2026-06-24 · 2 obs
● 2026-06-24 03:48:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | d.dns.jp, f.dns.jp, b.dns.jp, g.dns.jp... | - |
| step2.jp | dns02.gmoserver.jp, dns01.gmoserver.jp | - |
✅ Authoritative Response
Server:157.7.34.81
NS records: dns02.gmoserver.jp, dns01.gmoserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for step2.jp (unsigned zone)
⏱️ Timing
Total: 444ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 133.130.64.184 |
| NS | 2 | dns01.gmoserver.jp, dns02.gmoserver.jp |
| MX | 1 | mx21.gmoserver.jp (pri: 10) |
| TXT | 1 | v=spf1 include:spf21.gmoserver.jp ~all |
| SOA | 1 | dns01.gmoserver.jp hostmaster.step2.jp |
Analysis
IP Addresses
step2.jp points to a single IP number: 133.130.64.184.
Additional host names — z-style.net, cld-m.com, au-home.net and two others — share IP numbers with step2.jp.
Name Servers
The NS records for step2.jp delegate to dns01.gmoserver.jp and dns02.gmoserver.jp.
step2.jp shares its name server setup with other domains, including mayura.co.jp, shinjikatsura.com, asuxia.co.jp and two others.
step2.jp and other domains like silvergoat.net share at least a portion of their name servers.
Each of dns01.gmoserver.jp and dns02.gmoserver.jp has one IP address: dns01.gmoserver.jp uses 157.7.33.81 and dns02.gmoserver.jp uses 157.7.34.81.
Mail Servers
step2.jp has one mail server: mx21.gmoserver.jp.
step2.jp shares the same mail server setup as other domains, including iwamizawa-gymnasium.net, uesugi-bankin.com, straight1.com and two others.
step2.jp shares mail servers — at least in part — with other domains, including housingtrust.jp, onetenth.co.jp, ifpet.jp and two others.
These mail servers are frequently used alongside the mail servers aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com, plus two others.
mx21.gmoserver.jp resolves to 133.130.64.188 and no other IP number.