alprosys.com - robtex.com
alprosys.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2401:2500:102:1113:133:242:185:216🇯🇵 SAKURA-A2401:2500::/32 (ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | 133.242.185.216.v6.sakura.ne.jp | ||||||
| A | 133.242.185.216🇯🇵 SAKURA-A133.242.0.0/16 (1/ISHIKARI) SAKURA Internet // HOKKAIDO 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 | mail.skie.jp ⭐ | ||||||
| A | 2401:2500:102:3024:153:126:176:212🇯🇵 SAKURA-A2401:2500::/32 (ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | mail.skie.jp | ||||||
| A | 153.126.176.212🇯🇵 SAKURA-A153.126.128.0/17 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | mail.skie.jp | ||||||
| MX | www.skie.jp(100) | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2020-07-08 #0 | ||||||
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=1778712456 | ||||||
Previously MX for
Same first word
Similar names
DNS History
8 records (7 active, 1 former)
●NSmaster.dns.ne.jp2015-07-13 → 2026-05-13 · 3 obs
● 2015-07-13 13:36:32
● 2026-05-13 23:16:40
●NSns1.dns.ne.jp2015-07-13 → 2026-05-13 · 3 obs
● 2015-07-13 13:36:32
● 2026-05-13 23:16:40
●NSns2.dns.ne.jp2015-07-13 → 2026-05-13 · 3 obs
● 2015-07-13 13:36:32
● 2026-05-13 23:16:40
○MXalprosys.com2015-07-13 → 2017-02-17 · 5 obs
● 2015-07-13 13:36:32
● 2017-02-17 00:29:18
○ 2020-01-21 14:28:46
○ 2026-05-13 23:16:40
●MXmail.skie.jp2020-01-21 → 2026-05-13 · 3 obs
● 2020-01-21 14:28:46
● 2026-05-13 23:16:40
●MXwww.skie.jp2020-01-21 → 2026-05-13 · 3 obs
● 2020-01-21 14:28:46
● 2026-05-13 23:16:40
●A133.242.185.2162015-07-13 → 2026-05-13 · 3 obs
● 2015-07-13 13:36:32
● 2026-05-13 23:16:40
●A2401:2500:102:1113:133:242:185:2162026-03-26 → 2026-05-13 · 3 obs
● 2026-03-26 10:10:18
● 2026-05-13 23:16:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| alprosys.com | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ 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 alprosys.com (unsigned zone)
⏱️ Timing
Total: 1199ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 133.242.185.216 |
| AAAA | 1 | 2401:2500:102:1113:133:242:185:216 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 2 | mail.skie.jp (pri: 10), www.skie.jp (pri: 100) |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
IP Addresses
alprosys.com points to two IPs: 2401:2500:102:1113:133:242:185:216 and 133.242.185.216.
Other host names for instance skie.jp and 133.242.185.216.v6.sakura.ne.jp share IP numbers with alprosys.com.
Name Servers
alprosys.com is delegated to name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
alprosys.com at least partially shares name servers with other domains such as monotech.co.jp, koyo-kidai.com, japanese-school.net, aitoheiwa.com and manabegumi.sakura.ne.jp.
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
Two mail servers handle alprosys.com: mail.skie.jp and www.skie.jp.
The mail server setup for alprosys.com matches that of other domains, for instance skie.jp.
Host names with two IP numbers: mail.skie.jp points to 2401:2500:102:3024:153:126:176:212 and 153.126.176.212.