studi.dk - dns.ninja

studi.dk

DNSSEC🔒 Signed (DS record present)
A94.231.103.100🇩🇰 team-blue-denmark94.231.96.0/20 ZITCOM A/S
PTRdnsforward.simply.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
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c19::1a🇺🇸 Google2607:f8b0:4004::/48
PTRbk-in-f26.1e100.net
A172.253.122.26🇺🇸 Google172.253.122.0/24
PTRbh-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.27🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.26🇺🇸 Google172.253.116.0/24
PTRdj-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1a🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.26🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c23::1a🇧🇪 Google2a00:1450:400c::/48
PTRyubrupd-in-f26.1e100.net
A172.253.157.26🇺🇸 Google172.253.0.0/16
PTRyubrupd-in-f26.1e100.net
TXTv=spf1 include:_spf.google.com -all
SOAns1.simply.comhostmaster@simply.com 2022-02-07 #4

dk

DNSSEC🔒 Signed (DS record present)
NSb.nic.dk ⭐
NSc.nic.dk
NSh.nic.dk
NSl.nic.dk
NSs.nic.dk
NSt.nic.dk
TXTDK zone updateEpoch 1781708581localtime Wed Jun 17 17:03:01 2026gmtime Wed Ju...
SOAb.nic.dktech@punktum.dk serial=1781708581

Same first word

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tusid.org
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udist.mobi
tidus.ru

DNS History

17 records (10 active, 7 former)

20162017201820192020202120222023202420252026NSns1.simply.comns2.simply.comns3.simply.comns4.simply.comns1.gratisdns.dkns2.gratisdns.dkns3.gratisdns.dkns4.gratisdns.dkns5.gratisdns.dkMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA94.231.103.100194.152.39.116195.215.13.178
○NSns1.gratisdns.dk2015-06-30 → 2016-07-14 · 4 obs
● 2015-06-30 17:56:54
● 2016-07-14 10:19:50
○ 2026-03-30 13:04:42
○ 2026-06-17 15:36:18
●NSns1.simply.com2026-03-30 → 2026-06-17 · 3 obs
○ 2016-07-14 10:19:50
● 2026-03-30 13:04:42
● 2026-06-17 15:36:18
○NSns2.gratisdns.dk2015-06-30 → 2016-07-14 · 4 obs
● 2015-06-30 17:56:54
● 2016-07-14 10:19:50
○ 2026-03-30 13:04:42
○ 2026-06-17 15:36:18
●NSns2.simply.com2026-03-30 → 2026-06-17 · 3 obs
○ 2016-07-14 10:19:50
● 2026-03-30 13:04:42
● 2026-06-17 15:36:18
○NSns3.gratisdns.dk2015-06-30 → 2016-07-14 · 4 obs
● 2015-06-30 17:56:54
● 2016-07-14 10:19:50
○ 2026-03-30 13:04:42
○ 2026-06-17 15:36:18
●NSns3.simply.com2026-03-30 → 2026-06-17 · 3 obs
○ 2016-07-14 10:19:50
● 2026-03-30 13:04:42
● 2026-06-17 15:36:18
○NSns4.gratisdns.dk2015-06-30 → 2016-07-14 · 4 obs
● 2015-06-30 17:56:54
● 2016-07-14 10:19:50
○ 2026-03-30 13:04:42
○ 2026-06-17 15:36:18
●NSns4.simply.com2026-03-30 → 2026-06-17 · 3 obs
○ 2016-07-14 10:19:50
● 2026-03-30 13:04:42
● 2026-06-17 15:36:18
○NSns5.gratisdns.dk2015-06-30 → 2016-07-14 · 4 obs
● 2015-06-30 17:56:54
● 2016-07-14 10:19:50
○ 2026-03-30 13:04:42
○ 2026-06-17 15:36:18
●MXalt1.aspmx.l.google.com2015-06-30 → 2026-06-17 · 2 obs
● 2015-06-30 17:56:54
● 2026-06-17 15:36:18
●MXalt2.aspmx.l.google.com2015-06-30 → 2026-06-17 · 2 obs
● 2015-06-30 17:56:54
● 2026-06-17 15:36:18
●MXalt3.aspmx.l.google.com2026-03-30 → 2026-06-17 · 3 obs
○ 2015-06-30 17:56:54
● 2026-03-30 13:04:42
● 2026-06-17 15:36:18
●MXalt4.aspmx.l.google.com2026-03-30 → 2026-06-17 · 3 obs
○ 2015-06-30 17:56:54
● 2026-03-30 13:04:42
● 2026-06-17 15:36:18
●MXaspmx.l.google.com2015-06-30 → 2026-06-17 · 2 obs
● 2015-06-30 17:56:54
● 2026-06-17 15:36:18
○A194.152.39.1162015-06-30 → 2015-12-09 · 4 obs
● 2015-06-30 17:56:54
● 2015-12-09 16:20:24
○ 2016-03-16 10:01:18
○ 2026-06-17 15:36:18
○A195.215.13.1782016-03-16 → 2016-07-14 · 5 obs
○ 2015-12-09 16:20:24
● 2016-03-16 10:01:18
● 2016-07-14 10:19:50
○ 2026-03-30 13:04:42
○ 2026-06-17 15:36:18
●A94.231.103.1002026-03-30 → 2026-06-17 · 3 obs
○ 2016-07-14 10:19:50
● 2026-03-30 13:04:42
● 2026-06-17 15:36:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dkh.nic.dk, c.nic.dk, s.nic.dk, t.nic.dk...12 records
studi.dkns1.simply.com, ns3.simply.com, ns2.simply.com, ns4.simply.com-

✅ Authoritative Response

Server:91.197.248.80

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1409ms | Queries: -

📄 Records

TypeCountSample Data
A194.231.103.100
NS4ns3.simply.com, ns1.simply.com...
MX5alt1.aspmx.l.google.com (pri: 5), alt2.aspmx.l.google.com (pri: 5)...
TXT1v=spf1 include:_spf.google.com -all
SOA1ns1.simply.com hostmaster.simply.com

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (b.nic.dk, c.nic.dk, h.nic.dk...)

Analysis

IP Addresses

studi.dk points to a single IP number: 94.231.103.100.

Additional host names — fairtrans.de, palomat.eu, xn--massrskolen-jgb.com and two others — share IP numbers with studi.dk.

Name Servers

studi.dk has four authoritative name servers: ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.

studi.dk shares at least some of its name servers with other domains, including macyexport.com, vestermarkskolen.dk, solvarmedata.dk and two others.

Host names with two IP numbers:

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

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

Host names pointing to a single IP address:

ns3.simply.com points to 91.197.248.79.

ns4.simply.com points to 91.197.248.80.

Mail Servers

studi.dk is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

studi.dk shares mail servers — at least in part — with other domains, including guilmot.net, rucc.com.au, idix.fr and two others.

These mail servers are frequently used alongside mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other.

Host names with two IP numbers:

aspmx.l.google.com points to 172.253.122.26 and 2607:f8b0:4004:c19::1a.

alt1.aspmx.l.google.com points to 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com points to 172.253.116.26 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com points to 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com points to 172.253.157.26 and 2a00:1450:400c:c23::1a.