skac.co.jp - robtex.com
skac.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 162.43.94.104🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc. | ||||||
| PTR | sv15103.xserver.jp | ||||||
| NS | 01.dnsv.jp ⭐ | ||||||
| A | 2400:8500:3300::53🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc. | ||||||
| PTR | 01.dnsv.jp | ||||||
| A | 157.7.32.53🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 01.dnsv.jp | ||||||
| NS | 02.dnsv.jp | ||||||
| A | 157.7.33.53🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 02.dnsv.jp | ||||||
| NS | 03.dnsv.jp ⚠️ Not in parent delegation | ||||||
| A | 2400:8500:3000::53🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc. | ||||||
| PTR | 03.dnsv.jp | ||||||
| A | 157.7.34.53🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 03.dnsv.jp | ||||||
| NS | 04.dnsv.jp ⚠️ Not in parent delegation | ||||||
| A | 2400:8500:3fff::53🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc. | ||||||
| PTR | 04.dnsv.jp | ||||||
| A | 157.7.35.53🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 04.dnsv.jp | ||||||
| MX | mail.skac.co.jp ⭐ | ||||||
| A | 112.78.112.66🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1756.sakura.ne.jp | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1724030192 | ||||||
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
Subdomains
mail.skac.co.jp |
Same first word
Similar names
DNS History
7 records (6 active, 1 former)
●MXmail.skac.co.jp2017-04-10 → 2026-07-04 · 2 obs
● 2026-07-04 16:10:40
○A112.78.112.662017-04-10 → 2017-04-10 · 3 obs
○ 2026-06-28 19:55:30
○ 2026-07-04 16:10:40
●A162.43.94.1042026-06-28 → 2026-07-04 · 3 obs
● 2026-06-28 19:55:30
● 2026-07-04 16:10:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | b.dns.jp, h.dns.jp, d.dns.jp, f.dns.jp... | - |
| skac.co.jp | 01.dnsv.jp, 02.dnsv.jp | 3 records |
✅ Authoritative Response
Server:157.7.33.53
NS records: 01.dnsv.jp, 02.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for skac.co.jp (unsigned zone)
⏱️ Timing
Total: 995ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.43.94.104 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 1 | mail.skac.co.jp (pri: 10) |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (01.dnsv.jp, 02.dnsv.jp, 01.dnsv.jp)
Analysis
Hierarchy
The domain mail.skac.co.jp falls under the parent skac.co.jp.
IP Addresses
skac.co.jp points to a single IP number: 162.43.94.104.
Additional host names — miyazaki-souzoku.com, izawa-e.co.jp, sv15103.xserver.jp and two others — share IP numbers with skac.co.jp.
Name Servers
skac.co.jp has four authoritative name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
At least some of skac.co.jp's name servers are shared with other domains, for example seikocoffee.jp, sagafan.com, brilliant-sapporo.com and two more.
Host names with two IP numbers:
01.dnsv.jp resolves to 157.7.32.53 and 2400:8500:3300::53.
03.dnsv.jp resolves to 157.7.34.53 and 2400:8500:3000::53.
04.dnsv.jp resolves to 157.7.35.53 and 2400:8500:3fff::53.
Host names pointing to a single IP address:
02.dnsv.jp resolves to 157.7.33.53.
Mail Servers
skac.co.jp has one mail server: mail.skac.co.jp.
mail.skac.co.jp points to one IP number — 112.78.112.66.