acstec.jp - robtex.com
acstec.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:e42:101:6:59:106:19:84🇯🇵 SAKURA-B2001:e40::/30 SAKURA Internet Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka 530-0011, JAPAN | ||||||
| PTR | www654.sakura.ne.jp | ||||||
| A | 59.106.19.84🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| NS | master.dns.ne.jp ⭐ | ||||||
| A | 210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | master.dns.ne.jp | ||||||
| NS | ns1.dns.ne.jp | ||||||
| A | 61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | ns1.dns.ne.jp | ||||||
| NS | ns2.dns.ne.jp | ||||||
| A | 133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan | ||||||
| PTR | ns2.dns.ne.jp | ||||||
| MX | acstec.jp ⭐ | ||||||
| A | 2001:e42:101:6:59:106:19:84🇯🇵 SAKURA-B2001:e40::/30 SAKURA Internet Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka 530-0011, JAPAN | ||||||
| PTR | www654.sakura.ne.jp | ||||||
| A | 59.106.19.84🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www654.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www654.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2025-09-26 #1 | ||||||
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=1773558003 | ||||||
MX for
acstec.jp |
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●MXacstec.jp2015-09-02 → 2026-03-20 · 2 obs
● 2026-03-20 18:30:34
●A2001:e42:101:6:59:106:19:842026-02-24 → 2026-03-20 · 3 obs
● 2026-02-24 14:42:02
● 2026-03-20 18:30:34
●A59.106.19.842015-09-02 → 2026-03-20 · 2 obs
● 2026-03-20 18:30:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| acstec.jp | ns1.dns.ne.jp, ns2.dns.ne.jp | 2 records |
✅ Authoritative Response
Server: 133.167.21.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for acstec.jp (unsigned zone)
⏱️ Timing
Total: 1199ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 59.106.19.84 |
| AAAA | 1 | 2001:e42:101:6:59:106:19:84 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | acstec.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www654.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.dns.ne.jp, ns2.dns.ne.jp)
Analysis
Mail Server Role
acstec.jp is the mail server for acstec.jp.
IP Addresses
acstec.jp resolves to two IP numbers: 2001:e42:101:6:59:106:19:84 and 59.106.19.84.
Other host names, for instance lrsjapan.com, tenor-ent.com, zeal-hosyou.com, ryufra-jayde.jp and www654.sakura.ne.jp share IP numbers with acstec.jp.
Name Servers
acstec.jp delegates to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
acstec.jp shares some name servers with other domains, for example re-liance.co.jp, f-long.com, g-smile.net, whydo.jp and ko-buta.com.
Host names with a single IP: master.dns.ne.jp points to 210.224.172.18; ns1.dns.ne.jp points to 61.211.236.1; ns2.dns.ne.jp points to 133.167.21.1.
Mail Servers
One mail server handles acstec.jp.
acstec.jp resolves to two IPs: 2001:e42:101:6:59:106:19:84 and 59.106.19.84.