systemtest.se - dns.ninja

`systemtest.se`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3036::ac43:8088^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:130^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.1.48^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.128.136^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`primary.ns.hostup.se` ⭐
		A	2400:cb00:2049:1::c629:de87^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	198.41.222.135^{Cloudflare198.41.222.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cf-198-41-222-135.cloudflare.com`
NS	`secondary.ns.hostup.se`
		A	2400:cb00:2049:1::a29f:8a3^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.8.163^{Cloudflare162.159.8.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.1.48, 172.67.128.136
		IPv6 hints	2606:4700:3036::ac43:8088, 2606:4700:3037::6815:130
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=42, name=cloudflare-ech.com
SOA	`primary.ns.hostup.se`dns@cloudflare.com serial=2405759327

`se`

	DNSSEC	🔒 Signed (DS record present)
	NS	`catcher-in-the-rye.nic.se` ⭐
	NS	`a.ns.se`
	NS	`b.ns.se`
	NS	`c.ns.se`
	NS	`f.ns.se`
	NS	`g.ns.se`
	NS	`i.ns.se`
	NS	`m.ns.se`
	NS	`x.ns.se`
	NS	`y.ns.se`
	NS	`z.ns.se`
	TXT	`id:a867104e-8f5a-44de-8b52-1751d67ce950`
	TXT	`SE zone update: 2026-06-08 17:38:51 +0000 (EPOCH 1780940331) (auto)`
	SOA	`catcher-in-the-rye.nic.se`registry-default@nic.se serial=1780940705

Same first word

systemtest.se

systemtest.dk

systemtest.org

systemtest.de

systemtest.es

systemtest.com

systemtest.net

systemtest.jp

systemtest.et

Similar names

testsystem.eu

tetsystems.com

testsystem.co.jp

testsystem.jp

testsystem.de

testsystem.net

testsystem.at

testsystem.it

DNS History

15 records (6 active, 9 former)

○NSns.aname.net2015-06-21 → 2017-12-01 · 4 obs

● 2015-06-21 16:22:04
● 2017-12-01 15:04:22
○ 2026-02-27 02:11:50
○ 2026-06-08 18:09:06

○NSns2.aname.net2015-06-21 → 2017-12-01 · 4 obs

● 2015-06-21 16:22:04
● 2017-12-01 15:04:22
○ 2026-02-27 02:11:50
○ 2026-06-08 18:09:06

○NSns3.aname.se2015-06-21 → 2017-12-01 · 4 obs

● 2015-06-21 16:22:04
● 2017-12-01 15:04:22
○ 2026-02-27 02:11:50
○ 2026-06-08 18:09:06

●NSprimary.ns.hostup.se2026-02-27 → 2026-06-08 · 3 obs

○ 2017-12-01 15:04:22
● 2026-02-27 02:11:50
● 2026-06-08 18:09:06

●NSsecondary.ns.hostup.se2026-02-27 → 2026-06-08 · 3 obs

○ 2017-12-01 15:04:22
● 2026-02-27 02:11:50
● 2026-06-08 18:09:06

○MXmail-gw01.fsdata.se2015-06-21 → 2017-12-01 · 4 obs

● 2015-06-21 16:22:04
● 2017-12-01 15:04:22
○ 2026-02-27 02:11:50
○ 2026-06-08 18:09:06

●A104.21.1.482026-02-27 → 2026-06-08 · 9 obs

○ 2017-12-01 15:04:22
● 2026-02-27 02:11:50
● 2026-03-18 00:52:32
○ 2026-03-18 05:09:28
● 2026-03-18 14:43:06
● 2026-05-19 18:54:30
○ 2026-05-25 01:57:28
○ 2026-05-28 02:41:58
● 2026-06-08 18:09:06

●A172.67.128.1362026-02-27 → 2026-06-08 · 9 obs

○A188.114.96.02026-03-18 → 2026-05-28 · 7 obs

○ 2026-03-18 00:52:32
● 2026-03-18 05:09:28
○ 2026-03-18 14:43:06
○ 2026-05-19 18:54:30
● 2026-05-25 01:57:28
● 2026-05-28 02:41:58
○ 2026-06-08 18:09:06

○A188.114.97.02026-03-18 → 2026-05-28 · 7 obs

○ 2026-03-18 00:52:32
● 2026-03-18 05:09:28
○ 2026-03-18 14:43:06
○ 2026-05-19 18:54:30
● 2026-05-25 01:57:28
● 2026-05-28 02:41:58
○ 2026-06-08 18:09:06

○A195.35.83.1942015-06-21 → 2017-12-01 · 4 obs

● 2015-06-21 16:22:04
● 2017-12-01 15:04:22
○ 2026-02-27 02:11:50
○ 2026-06-08 18:09:06

●A2606:4700:3036::ac43:80882026-02-27 → 2026-06-08 · 9 obs

●A2606:4700:3037::6815:1302026-02-27 → 2026-06-08 · 9 obs

○A2a06:98c1:3120::2026-03-18 → 2026-05-28 · 7 obs

○ 2026-03-18 00:52:32
● 2026-03-18 05:09:28
○ 2026-03-18 14:43:06
○ 2026-05-19 18:54:30
● 2026-05-25 01:57:28
● 2026-05-28 02:41:58
○ 2026-06-08 18:09:06

○A2a06:98c1:3121::2026-03-18 → 2026-05-28 · 7 obs

○ 2026-03-18 00:52:32
● 2026-03-18 05:09:28
○ 2026-03-18 14:43:06
○ 2026-05-19 18:54:30
● 2026-05-25 01:57:28
● 2026-05-28 02:41:58
○ 2026-06-08 18:09:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
se	a.ns.se, b.ns.se, c.ns.se, f.ns.se...	-
systemtest.se	primary.ns.hostup.se, secondary.ns.hostup.se	-

✅ Authoritative Response

Server:198.41.222.135

NS records: primary.ns.hostup.se, secondary.ns.hostup.se

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 718ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.128.136, 104.21.1.48`
AAAA	2	`2606:4700:3037::6815:130, 2606:4700:3036::ac43:8088`
NS	2	`primary.ns.hostup.se, secondary.ns.hostup.se`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`primary.ns.hostup.se dns.cloudflare.com`

Analysis

IP Addresses

systemtest.se resolves to 4 IP numbers: 104.21.1.48, 172.67.128.136, 2606:4700:3036::ac43:8088 and 2606:4700:3037::6815:130.

Additional host names — marine-point.com, forum.nancydrew.su, 46jbp.com and two others — share IP numbers with systemtest.se.

Name Servers

The NS records for systemtest.se delegate to primary.ns.hostup.se and secondary.ns.hostup.se.

systemtest.se shares its name server setup with other domains, including openwork.se, koltrast.net, arwyddion.com and two others.

The name servers for systemtest.se overlap at least in part with those of other domains, including xn--slktforska-r5a.se and markusamanto.se.

These name servers commonly co-occur with the name servers ns1.hostup.se, ns2.hostup.se, ns3.hostup.se and ns4.hostup.se.

primary.ns.hostup.se resolves to 198.41.222.135 and 2400:cb00:2049:1::c629:de87. Likewise, secondary.ns.hostup.se resolves to 162.159.8.163 and 2400:cb00:2049:1::a29f:8a3 — two IP addresses apiece.