kuro2.net - robtex.com

kuro2.net

DNSSEC⚠️ Not signed
A183.90.242.38🇯🇵 XSERVER-AS183.90.240.0/20 XSERVER Inc.
PTRsv2137.xserver.jp
NSns1.xserver.jp ⭐
A202.226.36.164🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRip-202-226-36-164.defastlink.net
A202.226.36.170🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRip-202-226-36-170.defastlink.net
A202.226.36.246🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns1.xserver.jp
NSns2.xserver.jp
A35.72.43.26🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix
PTRns2.xserver.jp
NSns3.xserver.jp
A202.226.36.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns3.xserver.jp
NSns4.xserver.jp
A183.90.224.226🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
PTRip-183-90-224-226.defastlink.net
A183.90.224.230🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
PTRip-183-90-224-230.defastlink.net
A202.226.39.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns4.xserver.jp
NSns5.xserver.jp
A157.112.182.218🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
PTRip-157-112-182-218.defastlink.net
A157.112.182.220🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
PTRip-157-112-182-220.defastlink.net
A202.226.37.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns5.xserver.jp
MXkuro2.net ⭐
A183.90.242.38🇯🇵 XSERVER-AS183.90.240.0/20 XSERVER Inc.
PTRsv2137.xserver.jp
TXTv=spf1 +a:sv2137.xserver.jp +a:kuro2.net +mx include:spf.sender.xserver.jp ~all
SOAns1.xserver.jproot@sv0.xserver.jp serial=0

net

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1771291465

MX for

kuro2.net

Same first word

kuro2.com
kuro2.net

DNS History

8 records (7 active, 1 former)

201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpMXkuro2.netA183.90.242.38157.112.189.15
●NSns1.xserver.jp2017-01-04 → 2026-03-22 · 2 obs
● 2017-01-04 08:48:46
● 2026-03-22 22:01:16
●NSns2.xserver.jp2017-01-04 → 2026-03-22 · 2 obs
● 2017-01-04 08:48:46
● 2026-03-22 22:01:16
●NSns3.xserver.jp2017-01-04 → 2026-03-22 · 2 obs
● 2017-01-04 08:48:46
● 2026-03-22 22:01:16
●NSns4.xserver.jp2017-01-04 → 2026-03-22 · 2 obs
● 2017-01-04 08:48:46
● 2026-03-22 22:01:16
●NSns5.xserver.jp2017-01-04 → 2026-03-22 · 2 obs
● 2017-01-04 08:48:46
● 2026-03-22 22:01:16
●MXkuro2.net2017-01-04 → 2026-03-22 · 2 obs
● 2017-01-04 08:48:46
● 2026-03-22 22:01:16
○A157.112.189.152017-01-04 → 2017-01-04 · 3 obs
● 2017-01-04 08:48:46
○ 2017-03-29 14:49:44
○ 2026-03-22 22:01:16
●A183.90.242.382017-03-29 → 2026-03-22 · 3 obs
○ 2017-01-04 08:48:46
● 2017-03-29 14:49:44
● 2026-03-22 22:01:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
kuro2.netns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...-

✅ Authoritative Response

Server: 202.226.36.246

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 kuro2.net (unsigned zone)

⏱️ Timing

Total: 420ms | Queries: -

📄 Records

TypeCountSample Data
A1183.90.242.38
NS5ns5.xserver.jp, ns2.xserver.jp...
MX1kuro2.net (pri: 0)
TXT1v=spf1 +a:sv2137.xserver.jp +a:kuro2.net
SOA1ns1.xserver.jp root.sv0.xserver.jp

Analysis

Mail Server Role

kuro2.net serves as the mail server for kuro2.net.

IP Addresses

kuro2.net points to an IP address: 183.90.242.38.

other host names include yamamura-hifuka.com, ozawa-dentalclinic.jp, jeplan.co.jp, le-ventvert-wedding.com and a-house.info; they share IP numbers with kuro2.net.

Name Servers

kuro2.net is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

kuro2.net at least partially shares name servers with other domains, for instance nya.or.jp, iron-interior.com, takekoubou.com, horiokakikou.com and mitumineraygyoku.com.

Names with three IP numbers:

ns1.xserver.jp points to: 202.226.36.164, 202.226.36.170 and 202.226.36.246.

ns4.xserver.jp points to: 183.90.224.226, 183.90.224.230 and 202.226.39.247.

ns5.xserver.jp points to: 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Names with one IP number:

ns2.xserver.jp points to: 35.72.43.26.

ns3.xserver.jp points to: 202.226.36.247.

Mail Servers

kuro2.net is handled by a single mail server.

The host name kuro2.net points to IP 183.90.242.38.