rostro.jp - dns.ninja
rostro.jp
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=1782903603 | ||||||
MX for
rostro.jp |
Same first word
Similar names
DNS History
12 records (7 active, 5 former)
●NSns1.xserver.jp2026-03-18 → 2026-07-01 · 3 obs
● 2026-03-18 14:27:10
● 2026-07-01 11:47:58
●NSns2.xserver.jp2026-03-18 → 2026-07-01 · 3 obs
● 2026-03-18 14:27:10
● 2026-07-01 11:47:58
●NSns3.xserver.jp2026-03-18 → 2026-07-01 · 3 obs
● 2026-03-18 14:27:10
● 2026-07-01 11:47:58
●NSns4.xserver.jp2026-03-18 → 2026-07-01 · 3 obs
● 2026-03-18 14:27:10
● 2026-07-01 11:47:58
●NSns5.xserver.jp2026-03-18 → 2026-07-01 · 3 obs
● 2026-03-18 14:27:10
● 2026-07-01 11:47:58
○NSuns01.lolipop.jp2015-08-26 → 2020-02-11 · 4 obs
● 2020-02-11 23:52:38
○ 2026-03-18 14:27:10
○ 2026-07-01 11:47:58
○NSuns02.lolipop.jp2015-08-26 → 2020-02-11 · 4 obs
● 2020-02-11 23:52:38
○ 2026-03-18 14:27:10
○ 2026-07-01 11:47:58
○MXmx01.lolipop.jp2015-08-26 → 2020-02-11 · 4 obs
● 2020-02-11 23:52:38
○ 2026-03-18 14:27:10
○ 2026-07-01 11:47:58
●MXrostro.jp2026-03-18 → 2026-07-01 · 3 obs
● 2026-03-18 14:27:10
● 2026-07-01 11:47:58
○A157.7.107.1322017-03-25 → 2020-02-11 · 5 obs
● 2017-03-25 19:15:18
● 2020-02-11 23:52:38
○ 2026-03-18 14:27:10
○ 2026-07-01 11:47:58
●A183.181.96.942026-03-18 → 2026-07-01 · 3 obs
● 2026-03-18 14:27:10
● 2026-07-01 11:47:58
○A210.172.144.1562015-08-26 → 2016-04-27 · 4 obs
● 2016-04-27 15:51:26
○ 2017-03-25 19:15:18
○ 2026-07-01 11:47:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, d.dns.jp, e.dns.jp, g.dns.jp... | - |
| rostro.jp | ns1.xserver.jp, ns3.xserver.jp, ns5.xserver.jp, ns2.xserver.jp... | 11 records |
✅ Authoritative Response
Server:35.72.43.26
NS records: ns1.xserver.jp, ns3.xserver.jp, ns5.xserver.jp, ns2.xserver.jp, ns4.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rostro.jp (unsigned zone)
⏱️ Timing
Total: 807ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.181.96.94 |
| NS | 5 | ns2.xserver.jp, ns4.xserver.jp... |
| MX | 1 | rostro.jp (pri: 0) |
| TXT | 1 | v=spf1 +a:sv12733.xserver.jp +a:rostro.j |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
📌 Glue Records Collected
Total: 11
Out-of-bailiwick: 11 (ns5.xserver.jp, ns5.xserver.jp, ns5.xserver.jp...)
Analysis
Mail Server Role
rostro.jp is listed as a mail server for itself.
IP Addresses
rostro.jp resolves to one IP address: 183.181.96.94.
crossvillage.net, giantlash.co.jp, skeed.co.jp and two other host names share IP numbers with rostro.jp.
Name Servers
rostro.jp has five name servers, which are ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.
At least some of rostro.jp's name servers are shared with other domains, for example camcar.net, life-stories.co.jp, tls-publishing.com and two more.
These name servers tend to be deployed in combination with the name servers ns4.xserver.jp and ns5.xserver.jp.
Hostnames that resolve to three IP addresses:
The hostname ns1.xserver.jp points to 202.226.36.164, 202.226.36.170 and 202.226.36.246.
The hostname ns4.xserver.jp points to 183.90.224.226, 183.90.224.230 and 202.226.39.247.
The hostname ns5.xserver.jp points to 157.112.182.218, 157.112.182.220 and 202.226.37.247.
Hosts with just one IP address:
The hostname ns2.xserver.jp resolves to 35.72.43.26.
The hostname ns3.xserver.jp resolves to 202.226.36.247.
Mail Servers
Mail for rostro.jp is handled by one mail server — rostro.jp.
rostro.jp carries a single IP number, which is 183.181.96.94.