dlk.jp - robtex.com
dlk.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.122.205.51🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| NS | dlk.jp ⭐ | ||||||
| A | 153.122.205.51🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| NS | dnss10.so-net.ne.jp | ||||||
| A | 210.139.255.1🇯🇵 So-net210.139.128.0/17 Sony Network Communications Inc. | ||||||
| PTR | dnss10.so-net.ne.jp | ||||||
| NS | dnss11.so-net.ne.jp | ||||||
| A | 210.139.255.17🇯🇵 So-net210.139.128.0/17 Sony Network Communications Inc. | ||||||
| PTR | dnss11.so-net.ne.jp | ||||||
| MX | mx.dlk.jp ⭐ | ||||||
| A | 153.122.206.94🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| TXT | v=spf1 include:_spf.shared-server.net +mx ~all | ||||||
| SOA | dlk.jphostmaster@dlk.jp serial=2602171610 | ||||||
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=1785510902 | ||||||
NS for
dlk.jp |
Subdomains
mx.dlk.jp |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSdlk.jp2026-05-13 → 2026-07-31 · 2 obs
● 2026-07-31 15:45:18
●NSdnss10.so-net.ne.jp2026-05-13 → 2026-07-31 · 2 obs
● 2026-07-31 15:45:18
●NSdnss11.so-net.ne.jp2026-05-13 → 2026-07-31 · 2 obs
● 2026-07-31 15:45:18
●MXmx.dlk.jp2026-05-13 → 2026-07-31 · 2 obs
● 2026-07-31 15:45:18
●A153.122.205.512026-05-13 → 2026-07-31 · 2 obs
● 2026-07-31 15:45:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| dlk.jp | dnss10.so-net.ne.jp, dnss11.so-net.ne.jp | - |
✅ Authoritative Response
Server:210.139.255.17
NS records: dnss10.so-net.ne.jp, dnss11.so-net.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dlk.jp (unsigned zone)
⏱️ Timing
Total: 1411ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.122.205.51 |
| NS | 2 | dnss10.so-net.ne.jp, dnss11.so-net.ne.jp |
| MX | 1 | mx.dlk.jp (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.shared-server.net +m |
| SOA | 1 | dlk.jp hostmaster.dlk.jp |
Analysis
Hierarchy
mx.dlk.jp is a subdomain of dlk.jp.
Name Server Role
dlk.jp is listed as a name server for dlk.jp — it is in-bailiwick, authoritative for its own domain.
dnss10.so-net.ne.jp, dnss11.so-net.ne.jp and dlk.jp are commonly seen together as name servers.
IP Addresses
dlk.jp has exactly one IP address — 153.122.205.51.
hotart.co.jp, anything-pla.net, da-arts.com plus two other host names have IP numbers in common with dlk.jp.
Name Servers
The DNS delegation for dlk.jp uses three name servers — dlk.jp, dnss10.so-net.ne.jp and dnss11.so-net.ne.jp.
The name servers of dlk.jp overlap at least partially with those of other domains — among them hug10.com, keiaigakuen.org, optionbeat.com and two more.
Each of the three hostnames points to exactly one IP address: dlk.jp points to 153.122.205.51, dnss10.so-net.ne.jp points to 210.139.255.1 and dnss11.so-net.ne.jp points to 210.139.255.17.
Mail Servers
dlk.jp uses one mail server — mx.dlk.jp.
mx.dlk.jp points to one IP number — 153.122.206.94.