tsk.nu - dns.ninja

tsk.nu

DNSSEC🔒 Signed (DS record present)
A185.230.63.107🇺🇸 wix_com185.230.63.0/24
PTRunalocated.63.wixsite.com
NSns1.simply.com ⭐
A2a02:2339:1:15c::4562:4562🇩🇰 team-blue-denmark2a02:2339::/36
PTRns1.simply.com
A91.197.248.78🇩🇰 team-blue-denmark91.197.248.0/22
PTRns1.simply.com
NSns2.simply.com
A2a02:2339:4006:101::4562:4562🇩🇰 team-blue-denmark2a02:2339:4000::/34
PTRns2.simply.com
A185.25.141.15🇩🇰 team-blue-denmark185.25.141.0/24 Zitcom A/S
PTRns2.simply.com
NSns3.simply.com
A91.197.248.79🇩🇰 team-blue-denmark91.197.248.0/22
PTRns3.simply.com
NSns4.simply.com
A91.197.248.80🇩🇰 team-blue-denmark91.197.248.0/22
PTRns4.simply.com
MXmx.simply.com ⭐
A94.231.106.20🇩🇰 team-blue-denmark94.231.96.0/20 ZITCOM A/S
PTRmx.simply.com
TXTv=spf1 include:spf.simply.com ?all
SOAns1.simply.comhostmaster@simply.com 2026-03-30 #0

nu

DNSSEC🔒 Signed (DS record present)
NScatcher-in-the-rye.nic.nu ⭐
NSa.ns.nu
NSc.ns.nu
NSd.ns.nu
NSm.ns.nu
NSy.ns.nu
NSz.ns.nu
TXTid:86d973e9-337b-4526-b502-f02ac77d42da
TXTNU zone update: 2026-06-04 03:45:16 +0000 (EPOCH 1780544716) (auto)
SOAcatcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1780544771

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DNS History

11 records (6 active, 5 former)

20162017201820192020202120222023202420252026NSns1.simply.comns2.simply.comns3.simply.comns4.simply.comns1.surf-town.netns2.surf-town.netns3.surf-town.netMXmx.simply.commail3.surftown.seA185.230.63.107212.97.132.175
●NSns1.simply.com2026-03-06 → 2026-06-04 · 3 obs
○ 2016-12-19 13:02:54
● 2026-03-06 08:20:22
● 2026-06-04 04:16:18
○NSns1.surf-town.net2015-08-15 → 2016-12-19 · 4 obs
● 2015-08-15 21:14:22
● 2016-12-19 13:02:54
○ 2026-03-06 08:20:22
○ 2026-06-04 04:16:18
●NSns2.simply.com2026-03-06 → 2026-06-04 · 3 obs
○ 2016-12-19 13:02:54
● 2026-03-06 08:20:22
● 2026-06-04 04:16:18
○NSns2.surf-town.net2015-08-15 → 2016-12-19 · 4 obs
● 2015-08-15 21:14:22
● 2016-12-19 13:02:54
○ 2026-03-06 08:20:22
○ 2026-06-04 04:16:18
●NSns3.simply.com2026-03-06 → 2026-06-04 · 3 obs
○ 2016-12-19 13:02:54
● 2026-03-06 08:20:22
● 2026-06-04 04:16:18
○NSns3.surf-town.net2015-08-15 → 2016-12-19 · 4 obs
● 2015-08-15 21:14:22
● 2016-12-19 13:02:54
○ 2026-03-06 08:20:22
○ 2026-06-04 04:16:18
●NSns4.simply.com2026-03-06 → 2026-06-04 · 3 obs
○ 2016-12-19 13:02:54
● 2026-03-06 08:20:22
● 2026-06-04 04:16:18
○MXmail3.surftown.se2015-08-15 → 2016-12-19 · 4 obs
● 2015-08-15 21:14:22
● 2016-12-19 13:02:54
○ 2026-03-06 08:20:22
○ 2026-06-04 04:16:18
●MXmx.simply.com2026-03-06 → 2026-06-04 · 3 obs
○ 2016-12-19 13:02:54
● 2026-03-06 08:20:22
● 2026-06-04 04:16:18
●A185.230.63.1072026-03-06 → 2026-06-04 · 3 obs
○ 2016-12-19 13:02:54
● 2026-03-06 08:20:22
● 2026-06-04 04:16:18
○A212.97.132.1752015-08-15 → 2016-12-19 · 4 obs
● 2015-08-15 21:14:22
● 2016-12-19 13:02:54
○ 2026-03-06 08:20:22
○ 2026-06-04 04:16:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nua.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu...12 records
tsk.nuns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com-

✅ Authoritative Response

Server:185.25.141.15

NS records: ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1301ms | Queries: -

📄 Records

TypeCountSample Data
A1185.230.63.107
NS4ns3.simply.com, ns2.simply.com...
MX1mx.simply.com (pri: 10)
TXT1v=spf1 include:spf.simply.com ?all
SOA1ns1.simply.com hostmaster.simply.com

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.ns.nu, a.ns.nu, c.ns.nu...)

Analysis

IP Addresses

tsk.nu has exactly one IP address — 185.230.63.107.

whitedahliadesign.com, sopride.org, menalkhan.com plus two other host names have IP numbers in common with tsk.nu.

Name Servers

Authority for tsk.nu is delegated across 4 name servers: ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.

tsk.nu has at least partial name server overlap with other domains, such as gustavonline.com, comida.dk, michaelthiesen.dk and two others.

It is common to find these name servers paired with the name servers ns1.unoeuro.com.

Host names pointing to two IP addresses:

ns1.simply.com resolves to two addresses: 91.197.248.78 and 2a02:2339:1:15c::4562:4562.

ns2.simply.com resolves to two addresses: 185.25.141.15 and 2a02:2339:4006:101::4562:4562.

Host names with one IP number:

The hostname ns3.simply.com resolves to 91.197.248.79.

The hostname ns4.simply.com resolves to 91.197.248.80.

Mail Servers

tsk.nu uses one mail server — mx.simply.com.

The mail server setup of tsk.nu matches that of other domains such as denni.dk, force-seniorklub.dk, nielsen-email.dk and two others.

The mail servers of tsk.nu are at least partially shared with other domains, including stockflow.dk.

mx.simply.com carries a single IP number, which is 94.231.106.20.