`kstf.net`

DNSSEC	⚠️ Not signed
A	121.50.47.142^{🇯🇵 TSUKAERUNET121.50.40.0/21 JMF Investment & Technology PTY LTD 1082 Minamiagata-machi}
		PTR	`ml002.koshi-pro.com`
NS	`01.dnsv.jp` ⭐
		A	2400:8500:3300::53^{🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc.}
			PTR	`01.dnsv.jp`
		A	157.7.32.53^{🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team.}
			PTR	`01.dnsv.jp`
NS	`02.dnsv.jp`
		A	157.7.33.53^{🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team.}
			PTR	`02.dnsv.jp`
NS	`03.dnsv.jp`
		A	2400:8500:3000::53^{🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc.}
			PTR	`03.dnsv.jp`
		A	157.7.34.53^{🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team.}
			PTR	`03.dnsv.jp`
NS	`04.dnsv.jp`
		A	2400:8500:3fff::53^{🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc.}
			PTR	`04.dnsv.jp`
		A	157.7.35.53^{🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team.}
			PTR	`04.dnsv.jp`
MX	`mail.kstf.net` ⭐
		A	121.50.47.142^{🇯🇵 TSUKAERUNET121.50.40.0/21 JMF Investment & Technology PTY LTD 1082 Minamiagata-machi}
			PTR	`ml002.koshi-pro.com`
TXT	`google-site-verification=waEklaowvrdJJmEZ42B1TDBQ2i6aCW9DvvQqzg0K8TE`
TXT	`v=spf1 +a:ml002.koshi-pro.com +mx -all`
SOA	`01.dnsv.jp`hostmaster@dnsv.jp serial=1771928533

`net`

	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.net`nstld@verisign-grs.com serial=1771291465

WOT: SAFE (61/100)

Subdomains

mail.kstf.net

Same first word

kstf.info

kstf.de

kstf.org

kstf.com

kstf.net

Similar names

fkst.com

stkf.cn

tfks.de

stkf.se

tfsk.se

stfk.no

ftks.org

sktf.com

kfst.com

stkf.at

tkfs.de

tsfk.net

ftks.co.il

kfts.ca

fstk.co.il

tksf.at

tfks.org

fstk.cc

skft.ru

ftks.net

ktsf.net

ktsf.dk

fstk.dev

ftsk.hu

ftsk.com.cn

fstk.com.br

skft.it

ftks.de

tskf.cn.com

fskt.co.th

ktsf.lk

ksft.or.kr

skft.de

kfst.de

tkfs.co.th

ftsk.com

tfsk.no

ftsk.cn

skft.com

ktsf.com

sfkt.no

stkf.ru

sfkt.cn

tskf.com.cn

sftk.org

stfk.de

tfsk.com

stkf.net

ksft.com

kfts.biz

tsfk.no

ftsk.ru

skft.nl

kfst.net

stkf.com

tskf.org.nz

skft.co

tfks.com

tkfs.com

ftsk.ch

ftks.ru

skft.myshopify.com

tksf.com

tkfs.com.au

tfks.net

ktfs.de

kfst.dk

fskt.com

tkfs.biz

skft.ca

ksft.info

ftsk.net

ksft.ru

ksft.net

sktf.de

tfsk.cn

fstk.io

sktf.se

fskt.ru

fskt.de

fkts.ru

ftsk.de

ktsf.cn

fkst.cn

tfsk.de

fstk.ru

tskf.com

sfkt.com.cn

DNS History

24 records (6 active, 18 former)

●NS01.dnsv.jp2026-03-11 → 2026-03-17 · 3 obs

○ 2018-11-26 05:19:16
● 2026-03-11 00:02:48
● 2026-03-17 08:20:28

●NS02.dnsv.jp2026-03-11 → 2026-03-17 · 3 obs

○ 2018-11-26 05:19:16
● 2026-03-11 00:02:48
● 2026-03-17 08:20:28

●NS03.dnsv.jp2026-03-11 → 2026-03-17 · 3 obs

○ 2018-11-26 05:19:16
● 2026-03-11 00:02:48
● 2026-03-17 08:20:28

●NS04.dnsv.jp2026-03-11 → 2026-03-17 · 3 obs

○ 2018-11-26 05:19:16
● 2026-03-11 00:02:48
● 2026-03-17 08:20:28

○NSns1.above.com2015-07-26 → 2016-03-31 · 4 obs

● 2015-07-26 17:12:28
● 2016-03-31 12:14:50
○ 2016-12-12 19:13:12
○ 2026-03-17 08:20:28

○NSns1.parkingcrew.net2016-12-12 → 2016-12-12 · 4 obs

○ 2016-03-31 12:14:50
● 2016-12-12 19:13:12
○ 2018-11-26 05:19:16
○ 2026-03-17 08:20:28

○NSns2.above.com2015-11-27 → 2016-03-31 · 5 obs

○ 2015-07-26 17:12:28
● 2015-11-27 18:58:00
● 2016-03-31 12:14:50
○ 2016-12-12 19:13:12
○ 2026-03-17 08:20:28

○NSns2.parkingcrew.net2016-12-12 → 2016-12-12 · 4 obs

○ 2016-03-31 12:14:50
● 2016-12-12 19:13:12
○ 2018-11-26 05:19:16
○ 2026-03-17 08:20:28

○NSns25.domaincontrol.com2018-11-26 → 2018-11-26 · 4 obs

○ 2016-12-12 19:13:12
● 2018-11-26 05:19:16
○ 2026-03-11 00:02:48
○ 2026-03-17 08:20:28

○NSns26.domaincontrol.com2018-11-26 → 2018-11-26 · 4 obs

○ 2016-12-12 19:13:12
● 2018-11-26 05:19:16
○ 2026-03-11 00:02:48
○ 2026-03-17 08:20:28

○MXmail.h-email.net2016-12-12 → 2016-12-12 · 4 obs

○ 2016-03-31 12:14:50
● 2016-12-12 19:13:12
○ 2018-11-26 05:19:16
○ 2026-03-17 08:20:28

●MXmail.kstf.net2026-03-11 → 2026-03-17 · 3 obs

○ 2018-11-26 05:19:16
● 2026-03-11 00:02:48
● 2026-03-17 08:20:28

○MXmail.post-host.net2015-11-27 → 2016-03-31 · 4 obs

● 2015-11-27 18:58:00
● 2016-03-31 12:14:50
○ 2016-12-12 19:13:12
○ 2026-03-17 08:20:28

○A103.224.182.2462015-07-26 → 2016-03-31 · 4 obs

● 2015-07-26 17:12:28
● 2016-03-31 12:14:50
○ 2016-12-12 19:13:12
○ 2026-03-17 08:20:28

●A121.50.47.1422026-03-11 → 2026-03-17 · 3 obs

○ 2018-11-26 05:19:16
● 2026-03-11 00:02:48
● 2026-03-17 08:20:28

○A184.168.221.322018-11-26 → 2018-11-26 · 4 obs

○ 2016-12-12 19:13:12
● 2018-11-26 05:19:16
○ 2026-03-11 00:02:48
○ 2026-03-17 08:20:28

○A184.168.221.402018-11-26 → 2018-11-26 · 4 obs

○ 2016-12-12 19:13:12
● 2018-11-26 05:19:16
○ 2026-03-11 00:02:48
○ 2026-03-17 08:20:28

○A184.168.221.452018-11-26 → 2018-11-26 · 4 obs

○ 2016-12-12 19:13:12
● 2018-11-26 05:19:16
○ 2026-03-11 00:02:48
○ 2026-03-17 08:20:28

○A184.168.221.472018-11-26 → 2018-11-26 · 4 obs

○ 2016-12-12 19:13:12
● 2018-11-26 05:19:16
○ 2026-03-11 00:02:48
○ 2026-03-17 08:20:28

○A185.53.179.92016-12-12 → 2016-12-12 · 4 obs

○ 2016-03-31 12:14:50
● 2016-12-12 19:13:12
○ 2018-11-26 05:19:16
○ 2026-03-17 08:20:28

○A50.63.202.322018-11-26 → 2018-11-26 · 4 obs

○ 2016-12-12 19:13:12
● 2018-11-26 05:19:16
○ 2026-03-11 00:02:48
○ 2026-03-17 08:20:28

○A50.63.202.492018-11-26 → 2018-11-26 · 4 obs

○ 2016-12-12 19:13:12
● 2018-11-26 05:19:16
○ 2026-03-11 00:02:48
○ 2026-03-17 08:20:28

○A50.63.202.612018-11-26 → 2018-11-26 · 4 obs

○ 2016-12-12 19:13:12
● 2018-11-26 05:19:16
○ 2026-03-11 00:02:48
○ 2026-03-17 08:20:28

○A50.63.202.632018-11-26 → 2018-11-26 · 4 obs

○ 2016-12-12 19:13:12
● 2018-11-26 05:19:16
○ 2026-03-11 00:02:48
○ 2026-03-17 08:20:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...	-
kstf.net	01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp	-

✅ Authoritative Response

Server: 157.7.32.53

NS records: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kstf.net (unsigned zone)

⏱️ Timing

Total: 1165ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`121.50.47.142`
NS	4	`01.dnsv.jp, 02.dnsv.jp...`
MX	1	`mail.kstf.net (pri: 10)`
TXT	2	`google-site-verification=waEklaowvrdJJmE, v=spf1 +a:ml002.koshi-pro.com +mx -all`
SOA	1	`01.dnsv.jp hostmaster.dnsv.jp`

Analysis

Hierarchy

kstf.net is the parent of mail.kstf.net.

IP Addresses

kstf.net resolves to one IP number: 121.50.47.142.

Other host names, for instance mail.kstf.net, share IP numbers with kstf.net.

Name Servers

kstf.net is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.

kstf.net at least partially shares name servers with other domains, for instance cooljapan.co, ashipuri.net, munou-blog.com, miuraz.com and tokyo-koueki.com.

Host names with two IP numbers:

01.dnsv.jp points to 2400:8500:3300::53 and 157.7.32.53.

03.dnsv.jp points to 2400:8500:3000::53 and 157.7.34.53.

04.dnsv.jp points to 2400:8500:3fff::53 and 157.7.35.53.

Host names with one IP number:

02.dnsv.jp points to 157.7.33.53.

Mail Servers

kstf.net is handled by a single mail server, mail.kstf.net.

mail.kstf.net resolves to IP 121.50.47.142.

kstf.net - robtex.com

kstf.net

net

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`kstf.net`

`net`