skc21.com - robtex.com
skc21.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.120.209.51🇯🇵 GMOOSK-NET157.120.209.0/24 GMO Internet Group, Inc. Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | www1145.onamae.ne.jp | ||||||
| NS | ns-rs1.gmoserver.jp ⭐ | ||||||
| A | 157.7.32.87🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | ns-rs1.gmoserver.jp | ||||||
| NS | ns-rs2.gmoserver.jp | ||||||
| A | 157.7.33.87🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | ns-rs2.gmoserver.jp | ||||||
| MX | mail47.onamae.ne.jp ⭐ | ||||||
| A | 118.27.100.16🇯🇵 GMO-INTERNET118.27.100.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mail47.onamae.ne.jp | ||||||
| TXT | v=spf1 include:_spf.onamae.ne.jp ~all | ||||||
| SOA | ns-rs1.gmoserver.jphostmaster@gmoserver.jp serial=1637490926 | ||||||
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=1785617177 | ||||||
Subdomains
www.skc21.com |
Same first word
skc21.com |
Similar names
DNS History
4 records (4 active, 0 former)
●NSns-rs1.gmoserver.jp2026-07-09 → 2026-08-01 · 2 obs
● 2026-08-01 20:56:56
●NSns-rs2.gmoserver.jp2026-07-09 → 2026-08-01 · 2 obs
● 2026-08-01 20:56:56
●MXmail47.onamae.ne.jp2026-07-09 → 2026-08-01 · 2 obs
● 2026-08-01 20:56:56
●A157.120.209.512026-07-09 → 2026-08-01 · 2 obs
● 2026-08-01 20:56:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| skc21.com | ns-rs1.gmoserver.jp, ns-rs2.gmoserver.jp | - |
✅ Authoritative Response
Server:157.7.33.87
NS records: ns-rs1.gmoserver.jp, ns-rs2.gmoserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for skc21.com (unsigned zone)
⏱️ Timing
Total: 1385ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.120.209.51 |
| NS | 2 | ns-rs1.gmoserver.jp, ns-rs2.gmoserver.jp |
| MX | 1 | mail47.onamae.ne.jp (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.onamae.ne.jp ~all |
| SOA | 1 | ns-rs1.gmoserver.jp hostmaster.gmoserver |
Analysis
Hierarchy
skc21.com serves as the parent of www.skc21.com.
IP Addresses
skc21.com has exactly one IP address — 157.120.209.51.
video-plant.com, tohon.net, www.amrm.org plus two other host names have IP numbers in common with skc21.com.
Name Servers
skc21.com uses two name servers for its delegation: ns-rs1.gmoserver.jp and ns-rs2.gmoserver.jp.
The name server configuration of skc21.com is shared with other domains, for instance yashima.cc, t-k.jp, ichida.com and two others.
ns-rs1.gmoserver.jp directs to 157.7.32.87 and ns-rs2.gmoserver.jp directs to 157.7.33.87; each host name points to exactly one IP number.
Mail Servers
skc21.com uses one mail server — mail47.onamae.ne.jp.
The mail server setup of skc21.com matches that of other domains such as jinrik.com, ehonkan.com, v-net.jp and two others.
At least some of skc21.com's mail servers are shared with other domains, among them acd.co.jp, bondsmedical.net and kumiai.biz.
These mail servers tend to be used in conjunction with the mail servers alt3.aspmx.l.google.com.
mail47.onamae.ne.jp directs to just one IP number, 118.27.100.16.