kurose.info - robtex.com

kurose.info

DNSSEC⚠️ Not signed
A202.226.37.32🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRsv71.xserver.jp
NSns1.xserver.jp
A202.226.36.164🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
A202.226.36.170🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
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.
A183.90.224.230🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
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.
A157.112.182.220🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A202.226.37.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns5.xserver.jp
MXkurose.info
A202.226.37.32🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRsv71.xserver.jp
TXTv=spf1 +a:sv71.xserver.jp +a:kurose.info +mx include:spf.sender.xserver.jp ~all
SOAns1.xserver.jproot@sv0.xserver.jp serial=0

info

DNSSEC🔒 Signed (DS record present)
NSa0.info.afilias-nst.info
NSa2.info.afilias-nst.info
NSb0.info.afilias-nst.org ⚠️ Not in parent delegation
NSb2.info.afilias-nst.org ⚠️ Not in parent delegation
NSc0.info.afilias-nst.info
NSd0.info.afilias-nst.org ⚠️ Not in parent delegation
SOAa0.info.afilias-nst.infohostmaster@donuts.email serial=1785240289

MX for

Same first word

Similar names

DNS History

8 records (7 active, 1 former)

20162017201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpMXkurose.infoA202.226.37.32210.188.201.32
NSns1.xserver.jp2015-08-23 → 2026-07-28 · 2 obs
● 2015-08-23 02:54:34
● 2026-07-28 12:53:32
NSns2.xserver.jp2015-08-23 → 2026-07-28 · 2 obs
● 2015-08-23 02:54:34
● 2026-07-28 12:53:32
NSns3.xserver.jp2015-08-23 → 2026-07-28 · 2 obs
● 2015-08-23 02:54:34
● 2026-07-28 12:53:32
NSns4.xserver.jp2015-08-23 → 2026-07-28 · 2 obs
● 2015-08-23 02:54:34
● 2026-07-28 12:53:32
NSns5.xserver.jp2015-08-23 → 2026-07-28 · 2 obs
● 2015-08-23 02:54:34
● 2026-07-28 12:53:32
MXkurose.info2015-08-23 → 2026-07-28 · 2 obs
● 2015-08-23 02:54:34
● 2026-07-28 12:53:32
A202.226.37.322026-06-16 → 2026-07-28 · 3 obs
○ 2017-06-09 20:54:56
● 2026-06-16 00:03:08
● 2026-07-28 12:53:32
A210.188.201.322015-08-23 → 2017-06-09 · 4 obs
● 2015-08-23 02:54:34
● 2017-06-09 20:54:56
○ 2026-06-16 00:03:08
○ 2026-07-28 12:53:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
infoa0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info-
kurose.infons5.xserver.jp, ns2.xserver.jp, ns4.xserver.jp, ns3.xserver.jp...-

✅ Authoritative Response

Server:157.112.182.218

NS records: ns5.xserver.jp, ns2.xserver.jp, ns4.xserver.jp, ns3.xserver.jp, ns1.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kurose.info (unsigned zone)

⏱️ Timing

Total: 1232ms | Queries: -

📄 Records

TypeCountSample Data
A1202.226.37.32
NS5ns5.xserver.jp, ns3.xserver.jp...
MX1kurose.info (pri: 0)
TXT1v=spf1 +a:sv71.xserver.jp +a:kurose.info
SOA1ns1.xserver.jp root.sv0.xserver.jp

Analysis

Mail Server Role

The MX record for kurose.info points back to kurose.info — it is its own mail server.

IP Addresses

kurose.info directs to one IP number, which is 202.226.37.32.

Among the host names that share IP numbers with kurose.info are yohkan.net, ri-on.com, 2tower.com and two others.

Name Servers

The authoritative name servers for kurose.info are ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

There is at least partial name server overlap between kurose.info and other domains — jkokusai.co.jp, tabac-cs.com, sapporoshinyo-h.ed.jp and two more among them.

These name servers frequently co-occur with the name servers ns4.xserver.jp and ns5.xserver.jp.

Hosts with three IP address records:

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.

Hosts that resolve to one IP address:

ns2.xserver.jp points to 35.72.43.26.

ns3.xserver.jp points to 202.226.36.247.

Mail Servers

The MX record for kurose.info points to a single mail server: kurose.info.

kurose.info resolves to a single IP number: 202.226.37.32.