douglas.jp - robtex.com
douglas.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 139.180.200.91🇯🇵 AS-VULTR139.180.192.0/20 The Constant Company, LLC 319 CLEMATIS ST Suite 900 | ||||||
| PTR | vsp.degree.tw | ||||||
| NS | ns1.dbaphd.net ⭐ | ||||||
| A | 88.99.136.57🇩🇪 Hetzner88.99.0.0/16 HETZNER-DC | ||||||
| PTR | server.dbaphd.net | ||||||
| NS | ns2.dbaphd.net | ||||||
| A | 88.99.136.57🇩🇪 Hetzner88.99.0.0/16 HETZNER-DC | ||||||
| PTR | server.dbaphd.net | ||||||
| MX | mail.douglas.jp ⭐ | ||||||
| A | 176.9.34.6🇩🇪 Hetzner176.9.0.0/16 HETZNER-RZ-FKS-BLK4 | ||||||
| PTR | eu3server.hosting-highway.com | ||||||
| TXT | v=spf1 a mx ip4:88.99.136.57 ip6:2a01:4f8:10a:2063:0:0:0:2 -all | ||||||
| SOA | ns1.dbaphd.nethostmaster@douglas.jp 2026-07-24 #0 | ||||||
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=1784983503 | ||||||
Subdomains
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
○NSdns01.gmoserver.jp2015-06-07 → 2016-04-27 · 4 obs
● 2016-04-27 10:40:34
○ 2016-12-24 13:26:54
○ 2026-07-25 13:08:36
○NSdns02.gmoserver.jp2015-06-07 → 2016-04-27 · 4 obs
● 2016-04-27 10:40:34
○ 2016-12-24 13:26:54
○ 2026-07-25 13:08:36
●NSns1.dbaphd.net2026-06-27 → 2026-07-25 · 3 obs
● 2026-06-27 17:34:36
● 2026-07-25 13:08:36
●NSns2.dbaphd.net2026-06-27 → 2026-07-25 · 3 obs
● 2026-06-27 17:34:36
● 2026-07-25 13:08:36
●MXmail.douglas.jp2026-06-27 → 2026-07-25 · 3 obs
● 2026-06-27 17:34:36
● 2026-07-25 13:08:36
○MXmx10.gmoserver.jp2015-06-07 → 2016-04-27 · 4 obs
● 2016-04-27 10:40:34
○ 2016-12-24 13:26:54
○ 2026-07-25 13:08:36
●A139.180.200.912026-06-27 → 2026-07-25 · 3 obs
● 2026-06-27 17:34:36
● 2026-07-25 13:08:36
○A157.7.156.1362015-06-07 → 2016-04-27 · 4 obs
● 2016-04-27 10:40:34
○ 2016-12-24 13:26:54
○ 2026-07-25 13:08:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| douglas.jp | ns2.dbaphd.net, ns1.dbaphd.net | - |
✅ Authoritative Response
Server:88.99.136.57
NS records: ns2.dbaphd.net, ns1.dbaphd.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for douglas.jp (unsigned zone)
⏱️ Timing
Total: 1949ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 139.180.200.91 |
| NS | 2 | ns2.dbaphd.net, ns1.dbaphd.net |
| MX | 1 | mail.douglas.jp (pri: 10) |
| TXT | 1 | v=spf1 a mx ip4:88.99.136.57 ip6:2a01:4f |
| SOA | 1 | ns1.dbaphd.net hostmaster.douglas.jp |
Analysis
Hierarchy
mail.douglas.jp and www.douglas.jp each fall under douglas.jp as their parent domain.
IP Addresses
douglas.jp resolves to just one IP address, 139.180.200.91.
Two other host names, along with dec.tw, www.douglas.jp and degree.tw, also share IP numbers with douglas.jp.
Name Servers
DNS delegation for douglas.jp points to two name servers: ns1.dbaphd.net and ns2.dbaphd.net.
douglas.jp shares its NS records with other domains, for example cciba.ca, hkiba.org.hk, asm.com.sg and two others.
douglas.jp has partial name server overlap with other domains, including douglas.mo.
These name servers are routinely deployed together with the name servers ns2.dbsphd.net.
Both ns1.dbaphd.net and ns2.dbaphd.net have a single IP address, 88.99.136.57, and share it.
Host names pointing to 88.99.136.57 IP addresses: ns1.dbaphd.net and ns2.dbaphd.net.
Mail Servers
The sole mail server for douglas.jp is mail.douglas.jp.
mail.douglas.jp has exactly one IP number: 176.9.34.6.