ishikaku.com - robtex.com

ishikaku.com

DNSSEC⚠️ Not signed
A183.90.245.14🇯🇵 XSERVER-AS183.90.240.0/20 XSERVER Inc.
PTRsv2013.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.
NSns2.xserver.jp
A35.72.43.26🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix
NSns3.xserver.jp
A202.226.36.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
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.
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.
MXishikaku.com ⭐
A183.90.245.14🇯🇵 XSERVER-AS183.90.240.0/20 XSERVER Inc.
PTRsv2013.xserver.jp
TXT_s54hnxz8rne2qiohp2jzlc9v7u9wdip
TXTv=spf1 +a:sv2013.xserver.jp +a:ishikaku.com +mx include:spf.sender.xserver.jp...
TXT_6b1okrv2bgh7kodncxjo60klcl1kk8a
SOAns1.xserver.jproot@sv0.xserver.jp serial=0

com

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=1784215237

MX for

ishikaku.com

Same first word

ishikaku.com
ishikaku.co.jp

Similar names

kishukai.com
kakuishi.com
shikakui.com
kusahiki.com
hakusiki.com
shikukai.cz
kaushiki.com
shikukai.com
kaushiki.in
shikukai.co.uk
hakusiki.jp

DNS History

16 records (7 active, 9 former)

20162017201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpns1.secure.netns2.secure.netns4.cpi.ad.jpns5.cpi.ad.jpMXishikaku.comvlmx20.secure.ne.jpvlmx21.secure.ne.jpvlmx22.secure.ne.jpA183.90.245.14111.68.165.153158.199.209.73
○NSns1.secure.net2015-05-17 → 2015-05-17 · 3 obs
● 2015-05-17 21:31:46
○ 2015-10-12 03:37:40
○ 2026-07-16 15:37:12
●NSns1.xserver.jp2020-03-13 → 2026-07-16 · 3 obs
○ 2017-04-03 23:16:24
● 2020-03-13 13:09:18
● 2026-07-16 15:37:12
○NSns2.secure.net2015-05-17 → 2015-05-17 · 3 obs
● 2015-05-17 21:31:46
○ 2015-10-12 03:37:40
○ 2026-07-16 15:37:12
●NSns2.xserver.jp2020-03-13 → 2026-07-16 · 3 obs
○ 2017-04-03 23:16:24
● 2020-03-13 13:09:18
● 2026-07-16 15:37:12
●NSns3.xserver.jp2020-03-13 → 2026-07-16 · 3 obs
○ 2017-04-03 23:16:24
● 2020-03-13 13:09:18
● 2026-07-16 15:37:12
○NSns4.cpi.ad.jp2015-10-12 → 2017-04-03 · 5 obs
○ 2015-05-17 21:31:46
● 2015-10-12 03:37:40
● 2017-04-03 23:16:24
○ 2020-03-13 13:09:18
○ 2026-07-16 15:37:12
●NSns4.xserver.jp2020-03-13 → 2026-07-16 · 3 obs
○ 2017-04-03 23:16:24
● 2020-03-13 13:09:18
● 2026-07-16 15:37:12
○NSns5.cpi.ad.jp2015-10-12 → 2017-04-03 · 5 obs
○ 2015-05-17 21:31:46
● 2015-10-12 03:37:40
● 2017-04-03 23:16:24
○ 2020-03-13 13:09:18
○ 2026-07-16 15:37:12
●NSns5.xserver.jp2020-03-13 → 2026-07-16 · 3 obs
○ 2017-04-03 23:16:24
● 2020-03-13 13:09:18
● 2026-07-16 15:37:12
●MXishikaku.com2015-05-17 → 2026-07-16 · 4 obs
● 2015-05-17 21:31:46
○ 2015-10-12 03:37:40
● 2020-03-13 13:09:18
● 2026-07-16 15:37:12
○MXvlmx20.secure.ne.jp2015-10-12 → 2017-04-03 · 5 obs
○ 2015-05-17 21:31:46
● 2015-10-12 03:37:40
● 2017-04-03 23:16:24
○ 2020-03-13 13:09:18
○ 2026-07-16 15:37:12
○MXvlmx21.secure.ne.jp2015-10-12 → 2017-04-03 · 5 obs
○ 2015-05-17 21:31:46
● 2015-10-12 03:37:40
● 2017-04-03 23:16:24
○ 2020-03-13 13:09:18
○ 2026-07-16 15:37:12
○MXvlmx22.secure.ne.jp2015-10-12 → 2017-04-03 · 5 obs
○ 2015-05-17 21:31:46
● 2015-10-12 03:37:40
● 2017-04-03 23:16:24
○ 2020-03-13 13:09:18
○ 2026-07-16 15:37:12
○A111.68.165.1532015-05-17 → 2015-05-17 · 3 obs
● 2015-05-17 21:31:46
○ 2015-10-12 03:37:40
○ 2026-07-16 15:37:12
○A158.199.209.732015-10-12 → 2017-04-03 · 5 obs
○ 2015-05-17 21:31:46
● 2015-10-12 03:37:40
● 2017-04-03 23:16:24
○ 2020-03-13 13:09:18
○ 2026-07-16 15:37:12
●A183.90.245.142020-03-13 → 2026-07-16 · 3 obs
○ 2017-04-03 23:16:24
● 2020-03-13 13:09:18
● 2026-07-16 15:37:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
come.gtld-servers.net, i.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net...-
ishikaku.comns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...-

✅ Authoritative Response

Server:183.90.224.226

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 ishikaku.com (unsigned zone)

⏱️ Timing

Total: 2220ms | Queries: -

📄 Records

TypeCountSample Data
A1183.90.245.14
NS5ns2.xserver.jp, ns3.xserver.jp...
MX1ishikaku.com (pri: 0)
TXT3_s54hnxz8rne2qiohp2jzlc9v7u9wdip, _6b1okrv2bgh7kodncxjo60klcl1kk8a...
SOA1ns1.xserver.jp root.sv0.xserver.jp

Analysis

Mail Server Role

ishikaku.com handles its own mail, functioning as its own mail server.

IP Addresses

ishikaku.com resolves to just one IP address, 183.90.245.14.

Two other host names, along with iriguchi-tax.com, keieikeikaku-kanrikaikei-kyoto.com and gemablo.com, also share IP numbers with ishikaku.com.

Name Servers

ishikaku.com delegates to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

At least some of ishikaku.com's name servers are shared with other domains, for example t-agri.jp, riml.net, recycle-labo.com and two more.

These name servers tend to be deployed in combination with the name servers ns4.xserver.jp and ns5.xserver.jp.

Hostnames that map to three IP numbers:

ns1.xserver.jp resolves to 202.226.36.164, 202.226.36.170 and 202.226.36.246.

ns4.xserver.jp resolves to 183.90.224.226, 183.90.224.230 and 202.226.39.247.

ns5.xserver.jp resolves to 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Host names that point to one IP address:

ns2.xserver.jp resolves to 35.72.43.26.

ns3.xserver.jp resolves to 202.226.36.247.

Mail Servers

ishikaku.com is served by just one mail server: ishikaku.com.

ishikaku.com points to one IP number — 183.90.245.14.