tsk.nu - robtex.com

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
TXTNU zone update: 2026-04-24 04:40:44 +0000 (EPOCH 1777005644) (auto)
TXTid:9ebf6087-c139-4253-8b80-9f06139db250
SOAcatcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1777005700

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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 → 2026-04-24 · 3 obs
○ 2016-12-19 13:02:54
● 2026-03-06 08:20:22
● 2026-04-24 05:10:42
○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
○ 2026-04-24 05:10:42
●NSns2.simply.com2026-03-06 → 2026-04-24 · 3 obs
○ 2016-12-19 13:02:54
● 2026-03-06 08:20:22
● 2026-04-24 05:10:42
○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
○ 2026-04-24 05:10:42
●NSns3.simply.com2026-03-06 → 2026-04-24 · 3 obs
○ 2016-12-19 13:02:54
● 2026-03-06 08:20:22
● 2026-04-24 05:10:42
○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
○ 2026-04-24 05:10:42
●NSns4.simply.com2026-03-06 → 2026-04-24 · 3 obs
○ 2016-12-19 13:02:54
● 2026-03-06 08:20:22
● 2026-04-24 05:10:42
○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
○ 2026-04-24 05:10:42
●MXmx.simply.com2026-03-06 → 2026-04-24 · 3 obs
○ 2016-12-19 13:02:54
● 2026-03-06 08:20:22
● 2026-04-24 05:10:42
●A185.230.63.1072026-03-06 → 2026-04-24 · 3 obs
○ 2016-12-19 13:02:54
● 2026-03-06 08:20:22
● 2026-04-24 05:10:42
○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
○ 2026-04-24 05:10:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nua.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu...12 records
tsk.nuns3.simply.com, ns4.simply.com, ns1.simply.com, ns2.simply.com-

✅ Authoritative Response

Server:91.197.248.80

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1533ms | Queries: -

📄 Records

TypeCountSample Data
A1185.230.63.107
NS4ns1.simply.com, ns4.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 points to a single IP: 185.230.63.107.

Other host names, for instance whitedahliadesign.com, sopride.org, menalkhan.com, sarahfishervoiceovers.com and edsanautomation.com share IP numbers with tsk.nu.

Name Servers

tsk.nu is delegated to four name servers: ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.

tsk.nu at least partially shares its name servers with other domains, for instance gustavonline.com, comida.dk, nnohr.dk, musclehouse.dk and sunoco.dk.

These name servers are often used together with the name servers ns1.unoeuro.com.

Host names with two IP numbers:

ns1.simply.com points to 2a02:2339:1:15c::4562:4562 and 91.197.248.78.

ns2.simply.com points to 2a02:2339:4006:101::4562:4562 and 185.25.141.15.

Host names with one IP number:

ns3.simply.com points to 91.197.248.79.

ns4.simply.com points to 91.197.248.80.

Mail Servers

tsk.nu is served by a single mail server, mx.simply.com.

tsk.nu uses the same mail server setup as other domains such as denni.dk, force-seniorklub.dk, nielsen-email.dk, thegeekess.net and offshoring.dk.

tsk.nu shares some mail servers with other domains at least partially, for example stockflow.dk.

mx.simply.com points to IP number 94.231.106.20.