`jstechn.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:be5e^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:397a^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.57.122^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.190.94^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`mario.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bcb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mario.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1cb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mario.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21cb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mario.ns.cloudflare.com`
		A	108.162.193.203^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mario.ns.cloudflare.com`
		A	172.64.33.203^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mario.ns.cloudflare.com`
		A	173.245.59.203^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mario.ns.cloudflare.com`
NS	`rosalyn.ns.cloudflare.com`
		A	2606:4700:50::a29f:263b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c23b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rosalyn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:223b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rosalyn.ns.cloudflare.com`
		A	108.162.194.59^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
		A	162.159.38.59^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
		A	172.64.34.59^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.57.122, 172.67.190.94
		IPv6 hints	2606:4700:3033::ac43:be5e, 2606:4700:3035::6815:397a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=127, name=cloudflare-ech.com
SOA	`mario.ns.cloudflare.com`dns@cloudflare.com serial=2410648239

`com`

	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=1786237524

Same first word

jstechn.com

Similar names

njstech.com.au

techsnj.com

jnstech.net

tjensch.de

jentsch.biz

jentsch.de

ntjhesc.com

jnstech.co.za

jentsch.io

DNS History

17 records (6 active, 11 former)

○NSce1.dns.com2017-12-29 → 2017-12-29 · 4 obs

○ 2016-05-02 12:37:56
● 2017-12-29 13:10:40
○ 2026-04-10 15:40:46
○ 2026-08-09 01:11:16

●NSmario.ns.cloudflare.com2026-04-10 → 2026-08-09 · 3 obs

○ 2017-12-29 13:10:40
● 2026-04-10 15:40:46
● 2026-08-09 01:11:16

○NSns1.ce.net.cn2015-06-30 → 2016-05-02 · 4 obs

● 2015-06-30 10:01:38
● 2016-05-02 12:37:56
○ 2017-12-29 13:10:40
○ 2026-08-09 01:11:16

○NSns3.ce.net.cn2015-06-30 → 2016-05-02 · 4 obs

● 2015-06-30 10:01:38
● 2016-05-02 12:37:56
○ 2017-12-29 13:10:40
○ 2026-08-09 01:11:16

●NSrosalyn.ns.cloudflare.com2026-04-10 → 2026-08-09 · 3 obs

○ 2017-12-29 13:10:40
● 2026-04-10 15:40:46
● 2026-08-09 01:11:16

○MXmx-n.global-mail.cn2015-06-30 → 2017-12-29 · 4 obs

● 2015-06-30 10:01:38
● 2017-12-29 13:10:40
○ 2026-04-10 15:40:46
○ 2026-08-09 01:11:16

○MXmx1-n.global-mail.cn2015-06-30 → 2017-12-29 · 4 obs

● 2015-06-30 10:01:38
● 2017-12-29 13:10:40
○ 2026-04-10 15:40:46
○ 2026-08-09 01:11:16

●A104.21.57.1222026-04-10 → 2026-08-09 · 4 obs

● 2026-04-10 15:40:46
○ 2026-04-14 03:33:30
● 2026-05-29 17:05:56
● 2026-08-09 01:11:16

●A172.67.190.942026-04-10 → 2026-08-09 · 4 obs

● 2026-04-10 15:40:46
○ 2026-04-14 03:33:30
● 2026-05-29 17:05:56
● 2026-08-09 01:11:16

○A188.114.96.02026-04-14 → 2026-04-14 · 4 obs

○ 2026-04-10 15:40:46
● 2026-04-14 03:33:30
○ 2026-05-29 17:05:56
○ 2026-08-09 01:11:16

○A188.114.97.02026-04-14 → 2026-04-14 · 4 obs

○ 2026-04-10 15:40:46
● 2026-04-14 03:33:30
○ 2026-05-29 17:05:56
○ 2026-08-09 01:11:16

○A2606:4700:3032::6815:397a2026-04-10 → 2026-05-29 · 5 obs

● 2026-04-10 15:40:46
○ 2026-04-14 03:33:30
● 2026-05-29 17:05:56
○ 2026-07-07 20:50:48
○ 2026-08-09 01:11:16

●A2606:4700:3033::ac43:be5e2026-07-07 → 2026-08-09 · 3 obs

○ 2026-05-29 17:05:56
● 2026-07-07 20:50:48
● 2026-08-09 01:11:16

●A2606:4700:3035::6815:397a2026-07-07 → 2026-08-09 · 3 obs

○ 2026-05-29 17:05:56
● 2026-07-07 20:50:48
● 2026-08-09 01:11:16

○A2606:4700:3036::ac43:be5e2026-04-10 → 2026-05-29 · 5 obs

● 2026-04-10 15:40:46
○ 2026-04-14 03:33:30
● 2026-05-29 17:05:56
○ 2026-07-07 20:50:48
○ 2026-08-09 01:11:16

○A2a06:98c1:3120::2026-04-14 → 2026-04-14 · 4 obs

○ 2026-04-10 15:40:46
● 2026-04-14 03:33:30
○ 2026-05-29 17:05:56
○ 2026-08-09 01:11:16

○A2a06:98c1:3121::2026-04-14 → 2026-04-14 · 4 obs

○ 2026-04-10 15:40:46
● 2026-04-14 03:33:30
○ 2026-05-29 17:05:56
○ 2026-08-09 01:11:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, h.gtld-servers.net, f.gtld-servers.net, d.gtld-servers.net...	-
jstechn.com	mario.ns.cloudflare.com, rosalyn.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.203

NS records: mario.ns.cloudflare.com, rosalyn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jstechn.com (unsigned zone)

⏱️ Timing

Total: 1450ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.190.94, 104.21.57.122`
AAAA	2	`2606:4700:3033::ac43:be5e, 2606:4700:3035::6815:397a`
NS	2	`mario.ns.cloudflare.com, rosalyn.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`mario.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (mario.ns.cloudflare.com, mario.ns.cloudflare.com, mario.ns.cloudflare.com...)

Analysis

IP Addresses

jstechn.com points to the four IP addresses 104.21.57.122, 172.67.190.94, 2606:4700:3033::ac43:be5e and 2606:4700:3035::6815:397a.

guests-info.com, centa.com, free-www.flypower-heatshrink.com plus two other host names have IP numbers in common with jstechn.com.

Name Servers

Two name servers handle the delegation for jstechn.com: mario.ns.cloudflare.com and rosalyn.ns.cloudflare.com.

The name server configuration of jstechn.com is shared with other domains, for instance cqszl.com, szfhcjz.com, estworld.net and two others.

There is at least partial name server overlap between jstechn.com and other domains — 14ushop.com, oracler.co, computerprosinc.com and two more among them.

These name servers frequently co-occur with the name servers elaine.ns.cloudflare.com and nataly.ns.cloudflare.com.

Hosts with 6 IP addresses each:

mario.ns.cloudflare.com resolves to 108.162.193.203, 172.64.33.203 and 173.245.59.203 among others, with 3 other IP addresses in total.

rosalyn.ns.cloudflare.com resolves to 108.162.194.59, 162.159.38.59 and 172.64.34.59 among others, with 3 other IP addresses in total.

jstechn.com - robtex.com

jstechn.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`jstechn.com`

`com`