sdev.jp - robtex.com
sdev.jp
| DNSSEC | โ ๏ธ Not signed | ||||||
| NS | ns.sdev.jp โญ | ||||||
| A | 210.238.249.42๐ฏ๐ต KDDI210.238.128.0/17 | ||||||
| NS | dns4.dion.ne.jp | ||||||
| A | 210.172.64.112๐ฏ๐ต KDDI210.172.64.0/18 | ||||||
| PTR | dns4.dion.ne.jp | ||||||
| MX | ns.sdev.jp โญ | ||||||
| A | 210.238.249.42๐ฏ๐ต KDDI210.238.128.0/17 | ||||||
| MX | mx01.sdev.jp(50) | ||||||
| A | 210.238.249.43๐ฏ๐ต KDDI210.238.128.0/17 | ||||||
| TXT | v=spf1 include:spf.protection.outlook.com -all | ||||||
| TXT | MS=ms37488893 | ||||||
| SOA | ns.sdev.jproot@sdev.jp 2010-04-07 #1 | ||||||
jp
| DNSSEC | ๐ Signed (DS record present) | ||||||
| NS | z.dns.jp โญ | ||||||
| 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=1778339702 | ||||||
Subdomains
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
โNSdns4.dion.ne.jp2008-04-10 โ 2026-05-09 ยท 2 obs
โ 2026-05-09 15:35:50
โNSns.sdev.jp2008-04-10 โ 2026-05-09 ยท 2 obs
โ 2026-05-09 15:35:50
โMXmx01.sdev.jp2008-04-10 โ 2026-05-09 ยท 2 obs
โ 2026-05-09 15:35:50
โMXns.sdev.jp2015-08-23 โ 2026-05-09 ยท 3 obs
โ 2015-08-23 14:18:58
โ 2026-05-09 15:35:50
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| sdev.jp | ns.sdev.jp, dns4.dion.ne.jp | 1 record |
โ Authoritative Response
Server:210.172.64.112
NS records: ns.sdev.jp, dns4.dion.ne.jp
๐ DNSSEC Status
โ ๏ธ Insecure (no DNSSEC)
No DS record for sdev.jp (unsigned zone)
โฑ๏ธ Timing
Total: 1195ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns4.dion.ne.jp, ns.sdev.jp |
| MX | 2 | mx01.sdev.jp (pri: 50), ns.sdev.jp (pri: 10) |
| SOA | 1 | ns.sdev.jp root.sdev.jp |
๐ Glue Records Collected
Total: 1
In-bailiwick: 1 (ns.sdev.jp)
Analysis
Hierarchy
sdev.jp is a parent of mx01.sdev.jp and ns.sdev.jp.
Name Servers
sdev.jp is delegated to two name servers ns.sdev.jp and dns4.dion.ne.jp.
sdev.jp at least partially shares name servers with other domains, for instance saitamaresona.co.jp, atsumaru.co.jp, gulfnet.jp, k-shiki.co.jp and 240h.252.230.210.in-addr.arpa.
These name servers are commonly used with the following name servers: nsx01.jfe-gr.net, nsx01u.jfe-gr.net, nsx02.jfe-gr.net, nsx02u.jfe-gr.net, nsx21.jfe-gr.net, nsx22.jfe-gr.net, nsx0.jfe-gr.net, a13-65.akam.net, a1-87.akam.net and a10-64.akam.net.
Host names with one IP number:
ns.sdev.jp points to 210.238.249.42
dns4.dion.ne.jp points to 210.172.64.112
Mail Servers
Two mail servers handle sdev.jp: mx01.sdev.jp and ns.sdev.jp.
Hostnames with a single IP:
mx01.sdev.jp points to 210.238.249.43.