js.app - dns.ninja

`js.app`

DNSSEC	⚠️ Not signed
A	208.98.40.35^{🇺🇸 SHARKTECH-1208.98.40.0/24}
NS	`www.js.app` ⭐
		A	208.98.40.40^{🇺🇸 SHARKTECH-1208.98.40.0/24}
NS	`ns1.4.cn` ⚠️ Not in zone NS records
		A	107.167.27.66^{🇺🇸 SHARKTECH-1107.167.27.0/24 CMI (Customer Route)}
NS	`ns2.4.cn` ⚠️ Not in zone NS records
		A	208.98.43.66^{🇺🇸 SHARKTECH-1208.98.43.0/24}
			PTR	`jensenstilbud.com`
SOA	`www.js.app`js@app 2008-08-03 #0

`app`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=101427

🔒 HSTS Preload (+subdomains)

Subdomains

js.js.app

www.js.app

Same first word

js.co.kr

js.co

js.la

js.nl

js.cc

js.crap.jp

js.zj.cn

js.gg

js.com

js.ma

js.mil

js.id

js.com.sg

js.uz

js.se

js.ac.th

js.is

js.to

js.ai

js.foundation

js.app

js.ca

js.or.kr

js.plus

js.s3.amazonaws.com

js.ru

js.life

js.com.vn

js.com.ua

js.run

js.gd

js.fyi

js.tn

js.mk

js.company

js.jo

js.edu.vn

js.cool

js.by

js.be

js.spb.ru

js.fo

js.com.tr

js.cx

js.world

js.sk

js.je

js.golf

js.cm

js.net

js.co.ke

js.today

js.biz

js.coach

js.co.uk

js.co.mz

js.tank.jp

js.net.ru

js.eu

js.wpenginepowered.com

js.org

js.gy

js.city

js.no

js.sg

js.academy

js.com.pe

js.id.au

js.bz

js.io

js.ua

js.lt

js.com.pl

js.de

js.org.ru

js.design

js.qa

js.wiki

js.gl

js.uk

js.com.my

js.builders

js.my

js.uy

js.vip

js.cz

js.fail

js.do

js.coffee

js.gov.cn

js.ro

js.ac

js.hu

js.cn

js.lv

js.kg

js.tools

js.cafe

js.fi

js.pl

js.com.pt

js.ph

js.co.tt

js.dev

js.services

js.agency

js.edu.cn

js.co.nz

Similar names

sj.no

sj.school.nz

sj.net.cn

sj.com.tr

sj.dk

sj.mk

sj.fyi

sj.ca

sj.sh.cn

sj.gov.ly

sj.cz

sj.company

sj.cc

sj.builders

sj.wtf

sj.kz

sj.de

sj.run

sj.la

sj.church

sj.at

sj.co.kr

sj.org

sj.hu

sj.ee

sj.nl

sj.pl

sj.tk

sj

sj.ru

sj.k12.tr

sj.nu

sj.cn

sj.gov.sd

sj.sg

DNS History

25 records (4 active, 21 former)

●NSns1.4.cn2026-03-01 → 2026-08-12 · 2 obs

● 2026-03-01 05:26:12
● 2026-08-12 02:57:06

●NSns2.4.cn2026-03-01 → 2026-08-12 · 2 obs

● 2026-03-01 05:26:12
● 2026-08-12 02:57:06

●NSwww.js.app2026-03-01 → 2026-08-12 · 9 obs

● 2026-03-01 05:26:12
● 2026-06-14 06:06:46
○ 2026-06-14 18:52:48
● 2026-06-17 13:00:44
○ 2026-06-20 03:58:44
● 2026-06-20 06:50:28
○ 2026-06-26 00:19:42
● 2026-06-27 06:48:46
● 2026-08-12 02:57:06

○A208.98.40.2012026-03-28 → 2026-06-12 · 10 obs

○ 2026-03-24 11:18:28
● 2026-03-28 03:33:22
○ 2026-03-28 17:32:08
○ 2026-04-11 23:52:08
● 2026-04-15 11:24:46
○ 2026-04-17 02:46:06
○ 2026-05-26 22:39:44
● 2026-06-12 08:24:42
○ 2026-06-14 06:06:46
○ 2026-08-12 02:57:06

○A208.98.40.2042026-03-04 → 2026-04-07 · 8 obs

○ 2026-03-01 05:26:12
○ 2026-03-01 23:58:18
● 2026-03-04 03:36:20
○ 2026-03-06 15:37:36
○ 2026-03-28 17:32:08
● 2026-04-07 01:33:06
○ 2026-04-11 23:52:08
○ 2026-08-12 02:57:06

○A208.98.40.2052026-06-20 → 2026-06-20 · 4 obs

○ 2026-06-20 03:58:44
● 2026-06-20 06:50:28
○ 2026-06-23 17:16:54
○ 2026-08-12 02:57:06

○A208.98.40.2062026-03-06 → 2026-04-11 · 7 obs

○ 2026-03-04 03:36:20
● 2026-03-06 15:37:36
○ 2026-03-24 11:18:28
○ 2026-04-07 01:33:06
● 2026-04-11 23:52:08
○ 2026-04-15 11:24:46
○ 2026-08-12 02:57:06

○A208.98.40.2072026-04-17 → 2026-04-17 · 4 obs

○ 2026-04-15 11:24:46
● 2026-04-17 02:46:06
○ 2026-04-22 18:13:24
○ 2026-08-12 02:57:06

○A208.98.40.2092026-06-23 → 2026-06-23 · 4 obs

○ 2026-06-20 06:50:28
● 2026-06-23 17:16:54
○ 2026-06-26 00:19:42
○ 2026-08-12 02:57:06

○A208.98.40.2302026-06-30 → 2026-06-30 · 4 obs

○ 2026-06-27 06:48:46
● 2026-06-30 14:05:38
○ 2026-07-07 10:01:34
○ 2026-08-12 02:57:06

○A208.98.40.262026-03-01 → 2026-03-01 · 3 obs

● 2026-03-01 05:26:12
○ 2026-03-01 23:58:18
○ 2026-08-12 02:57:06

○A208.98.40.312026-07-07 → 2026-07-07 · 4 obs

○ 2026-07-07 10:01:34
● 2026-07-07 14:44:22
○ 2026-08-02 00:55:54
○ 2026-08-12 02:57:06

○A208.98.40.332026-03-01 → 2026-03-01 · 4 obs

○ 2026-03-01 05:26:12
● 2026-03-01 23:58:18
○ 2026-03-04 03:36:20
○ 2026-08-12 02:57:06

●A208.98.40.352026-08-12 → 2026-08-12 · 2 obs

○ 2026-08-02 00:55:54
● 2026-08-12 02:57:06

○A208.98.40.712026-06-14 → 2026-06-14 · 4 obs

○ 2026-06-12 08:24:42
● 2026-06-14 06:06:46
○ 2026-06-14 18:52:48
○ 2026-08-12 02:57:06

○A208.98.40.742026-03-24 → 2026-05-11 · 7 obs

○ 2026-03-06 15:37:36
● 2026-03-24 11:18:28
○ 2026-03-28 03:33:22
○ 2026-04-22 18:13:24
● 2026-05-11 16:49:18
○ 2026-05-20 00:25:04
○ 2026-08-12 02:57:06

○A208.98.43.122026-05-20 → 2026-05-20 · 4 obs

○ 2026-05-11 16:49:18
● 2026-05-20 00:25:04
○ 2026-05-25 15:18:28
○ 2026-08-12 02:57:06

○A208.98.43.152026-04-22 → 2026-04-22 · 4 obs

○ 2026-04-17 02:46:06
● 2026-04-22 18:13:24
○ 2026-05-11 16:49:18
○ 2026-08-12 02:57:06

○A208.98.43.162026-05-26 → 2026-05-26 · 4 obs

○ 2026-05-25 15:18:28
● 2026-05-26 22:39:44
○ 2026-06-12 08:24:42
○ 2026-08-12 02:57:06

○A208.98.43.322026-08-02 → 2026-08-02 · 3 obs

○ 2026-07-07 14:44:22
● 2026-08-02 00:55:54
○ 2026-08-12 02:57:06

○A208.98.43.712026-06-27 → 2026-06-27 · 4 obs

○ 2026-06-26 00:19:42
● 2026-06-27 06:48:46
○ 2026-06-30 14:05:38
○ 2026-08-12 02:57:06

○A208.98.43.762026-05-25 → 2026-05-25 · 4 obs

○ 2026-05-20 00:25:04
● 2026-05-25 15:18:28
○ 2026-05-26 22:39:44
○ 2026-08-12 02:57:06

○A208.98.43.772026-03-28 → 2026-03-28 · 4 obs

○ 2026-03-28 03:33:22
● 2026-03-28 17:32:08
○ 2026-04-07 01:33:06
○ 2026-08-12 02:57:06

○A208.98.43.802026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-14 18:52:48
● 2026-06-17 13:00:44
○ 2026-06-20 03:58:44
○ 2026-08-12 02:57:06

○A208.98.43.932026-07-07 → 2026-07-07 · 4 obs

○ 2026-06-30 14:05:38
● 2026-07-07 10:01:34
○ 2026-07-07 14:44:22
○ 2026-08-12 02:57:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
app	ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...	-
js.app	ns2.4.cn, ns1.4.cn	-

✅ Authoritative Response

Server:208.98.43.66

NS records: ns2.4.cn, ns1.4.cn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for js.app (unsigned zone)

⏱️ Timing

Total: 781ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`208.98.40.33`
SOA	1	`www.js.app js.app`

Analysis

Hierarchy

js.app is the parent domain of js.js.app and www.js.app.

IP Addresses

js.app points to a single IP number: 208.98.40.35.

Additional host names — 01bdqn.com, zhzyr.org, www.gl-gd.cn and two others — share IP numbers with js.app.

Name Servers

js.app carries NS records delegating to www.js.app, ns1.4.cn and ns2.4.cn.

js.app shares at least some of its name servers with other domains, including fgou.com, hgzj.net.cn, bingker.com and two others.

These name servers are frequently seen alongside the name servers www.fgou.com, www.hgzj.net.cn, www.bingker.com and www.yxql.com.

www.js.app points to 208.98.40.40; ns1.4.cn points to 107.167.27.66; ns2.4.cn points to 208.98.43.66 — each hostname maps to exactly one IP address.