tsk-web.com - robtex.com

tsk-web.com

DNSSEC⚠️ Not signed
A140.227.20.250🇯🇵 InfoSphere140.227.0.0/16 INFOSPHERE
PTRtsk-web.com
NSns3.sphere.ad.jp ⭐
A202.239.113.22🇯🇵 InfoSphere202.239.64.0/18 INFOSPHERE
PTRns3.sphere.ad.jp
NSns4.sphere.ad.jp
A202.239.113.30🇯🇵 InfoSphere202.239.64.0/18 INFOSPHERE
PTRns4.sphere.ad.jp
MXtsk-web.com ⭐
A140.227.20.250🇯🇵 InfoSphere140.227.0.0/16 INFOSPHERE
PTRtsk-web.com
TXTv=spf1 include:fmx.etius.jp +ip4:140.227.20.2/32 +ip4:140.227.20.250/32 -all
SOAns3.sphere.ad.jpdns@sphere.ad.jp serial=1576034225

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=1776014382

PTR for

250.20.227.140.in-addr.arpa

MX for

tsk-web.com

Same first word

tsk-web.com

Similar names

best-kw.com
bk-west.de
kst-web.com
tks-web.de
web-kst.de
kst-web.de
tk-webs.com
kts-web.com

DNS History

8 records (4 active, 4 former)

200920112013201520172019202120232025NSns3.sphere.ad.jpns4.sphere.ad.jpns0.hpd.ne.jpns1.hpd.ne.jpMXtsk-web.commx.mose-mail.jpA140.227.20.250202.224.157.90
○NSns0.hpd.ne.jp2015-09-03 → 2018-02-19 · 5 obs
○ 2008-03-20 15:41:38
● 2015-09-03 10:34:30
● 2018-02-19 17:10:50
○ 2026-03-02 22:48:04
○ 2026-04-12 17:46:32
○NSns1.hpd.ne.jp2015-09-03 → 2018-02-19 · 5 obs
○ 2008-03-20 15:41:38
● 2015-09-03 10:34:30
● 2018-02-19 17:10:50
○ 2026-03-02 22:48:04
○ 2026-04-12 17:46:32
●NSns3.sphere.ad.jp2026-03-02 → 2026-04-12 · 3 obs
○ 2018-02-19 17:10:50
● 2026-03-02 22:48:04
● 2026-04-12 17:46:32
●NSns4.sphere.ad.jp2026-03-02 → 2026-04-12 · 3 obs
○ 2018-02-19 17:10:50
● 2026-03-02 22:48:04
● 2026-04-12 17:46:32
○MXmx.mose-mail.jp2015-09-03 → 2018-02-19 · 5 obs
○ 2008-03-20 15:41:38
● 2015-09-03 10:34:30
● 2018-02-19 17:10:50
○ 2026-03-02 22:48:04
○ 2026-04-12 17:46:32
●MXtsk-web.com2026-03-02 → 2026-04-12 · 3 obs
○ 2018-02-19 17:10:50
● 2026-03-02 22:48:04
● 2026-04-12 17:46:32
●A140.227.20.2502026-03-02 → 2026-04-12 · 3 obs
○ 2018-02-19 17:10:50
● 2026-03-02 22:48:04
● 2026-04-12 17:46:32
○A202.224.157.902015-09-03 → 2018-02-19 · 5 obs
○ 2008-03-20 15:41:38
● 2015-09-03 10:34:30
● 2018-02-19 17:10:50
○ 2026-03-02 22:48:04
○ 2026-04-12 17:46:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
tsk-web.comns3.sphere.ad.jp, ns4.sphere.ad.jp-

✅ Authoritative Response

Server:202.239.113.22

NS records: ns3.sphere.ad.jp, ns4.sphere.ad.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tsk-web.com (unsigned zone)

⏱️ Timing

Total: 1041ms | Queries: -

📄 Records

TypeCountSample Data
A1140.227.20.250
NS2ns4.sphere.ad.jp, ns3.sphere.ad.jp
MX1tsk-web.com (pri: 10)
TXT1v=spf1 include:fmx.etius.jp +ip4:140.227
SOA1ns3.sphere.ad.jp dns.sphere.ad.jp

Analysis

Mail Server Role

For tsk-web.com, the mail server is tsk-web.com.

IP Addresses

tsk-web.com points to a single IP number: 140.227.20.250.

Name Servers

tsk-web.com is delegated to two name servers: ns3.sphere.ad.jp and ns4.sphere.ad.jp.

tsk-web.com shares the same name server setup as other domains, for example toshicreate.com, suite2-202-212-239-021.on.arena.ne.jp, kankyont.co.jp, akagijinja.or.jp and alook.ne.jp.

tsk-web.com partially shares name servers with other domains, for instance yesclean.jp, yamaichi-techno.jp and denden.asia.

Host names with one IP number:

The host ns3.sphere.ad.jp points to 202.239.113.22 and the host ns4.sphere.ad.jp points to 202.239.113.30.

Mail Servers

One mail server handles tsk-web.com.

Host name tsk-web.com points to IP address 140.227.20.250.