kurokei.com - robtex.com
kurokei.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.131.207.116🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc. | ||||||
| PTR | sv16375.xserver.jp | ||||||
| NS | ns1.xserver.jp ⭐ | ||||||
| A | 202.226.36.164🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| A | 202.226.36.170🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| A | 202.226.36.246🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | ns1.xserver.jp | ||||||
| NS | ns2.xserver.jp | ||||||
| A | 35.72.43.26🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix | ||||||
| PTR | ns2.xserver.jp | ||||||
| NS | ns3.xserver.jp | ||||||
| A | 202.226.36.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | ns3.xserver.jp | ||||||
| NS | ns4.xserver.jp | ||||||
| A | 183.90.224.226🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc. | ||||||
| A | 183.90.224.230🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc. | ||||||
| A | 202.226.39.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | ns4.xserver.jp | ||||||
| NS | ns5.xserver.jp | ||||||
| A | 157.112.182.218🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc. | ||||||
| A | 157.112.182.220🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc. | ||||||
| A | 202.226.37.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc. | ||||||
| PTR | ns5.xserver.jp | ||||||
| TXT | v=spf1 +a:sv16375.xserver.jp +a:kurokei.com +mx include:spf.sender.xserver.jp... | ||||||
| SOA | ns1.xserver.jproot@xserver.jp serial=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=1777055112 | ||||||
Subdomains
mail.kurokei.com |
Same first word
kurokei.com |
Similar names
DNS History
10 records (6 active, 4 former)
○NSns1.adlerhost.com2016-12-20 → 2016-12-20 · 3 obs
○ 2026-02-20 01:42:00
○ 2026-04-24 18:50:20
●NSns1.xserver.jp2026-02-20 → 2026-04-24 · 3 obs
● 2026-02-20 01:42:00
● 2026-04-24 18:50:20
○NSns2.adlerhost.com2016-12-20 → 2016-12-20 · 3 obs
○ 2026-02-20 01:42:00
○ 2026-04-24 18:50:20
●NSns2.xserver.jp2026-02-20 → 2026-04-24 · 3 obs
● 2026-02-20 01:42:00
● 2026-04-24 18:50:20
●NSns3.xserver.jp2026-02-20 → 2026-04-24 · 3 obs
● 2026-02-20 01:42:00
● 2026-04-24 18:50:20
●NSns4.xserver.jp2026-02-20 → 2026-04-24 · 3 obs
● 2026-02-20 01:42:00
● 2026-04-24 18:50:20
●NSns5.xserver.jp2026-02-20 → 2026-04-24 · 3 obs
● 2026-02-20 01:42:00
● 2026-04-24 18:50:20
○MXmail.kurokei.com2016-12-20 → 2016-12-20 · 3 obs
○ 2026-02-20 01:42:00
○ 2026-04-24 18:50:20
○A192.99.11.972016-12-20 → 2016-12-20 · 3 obs
○ 2026-02-20 01:42:00
○ 2026-04-24 18:50:20
●A85.131.207.1162026-02-20 → 2026-04-24 · 3 obs
● 2026-02-20 01:42:00
● 2026-04-24 18:50:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| kurokei.com | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | - |
✅ Authoritative Response
Server:157.112.182.220
NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kurokei.com (unsigned zone)
⏱️ Timing
Total: 1033ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.131.207.116 |
| NS | 5 | ns4.xserver.jp, ns5.xserver.jp... |
| TXT | 1 | v=spf1 +a:sv16375.xserver.jp +a:kurokei. |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
Analysis
Hierarchy
kurokei.com is parent of mail.kurokei.com.
IP Addresses
kurokei.com points to a single IP: 85.131.207.116.
Other host names, for instance diyhouseblog.com, hojomaho.com, happy-wave.com, butagoya.net and anime-osalove.com share IP numbers with kurokei.com.
Name Servers
kurokei.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.
kurokei.com at least partially shares its name servers with other domains, for instance valueagent.net, p-m-g.tokyo, fesc.jp, epochcircle.com and otakaranet.com.
Host names with three IP numbers:
The host name ns1.xserver.jp points to: 202.226.36.164, 202.226.36.170 and 202.226.36.246.
The host name ns4.xserver.jp points to: 183.90.224.226, 183.90.224.230 and 202.226.39.247.
The host name ns5.xserver.jp points to: 157.112.182.218, 157.112.182.220 and 202.226.37.247.
Host names with one IP number:
The host name ns2.xserver.jp points to: 35.72.43.26.
The host name ns3.xserver.jp points to: 202.226.36.247.