`it-performance.dk`

DNSSEC	🔒 Signed (DS record present)
A	185.20.205.56^{🇩🇰 team-blue-denmark185.20.204.0/22}
		PTR	`linux380.unoeuro.com`
NS	`ns1.simply.com` ⭐
		A	2a02:2339:1:15c::4562:4562^{🇩🇰 team-blue-denmark2a02:2339::/36}
			PTR	`ns1.simply.com`
		A	91.197.248.78^{🇩🇰 team-blue-denmark91.197.248.0/22}
			PTR	`ns1.simply.com`
NS	`ns2.simply.com`
		A	2a02:2339:4006:101::4562:4562^{🇩🇰 team-blue-denmark2a02:2339:4000::/34}
			PTR	`ns2.simply.com`
		A	185.25.141.15^{🇩🇰 team-blue-denmark185.25.141.0/24 Zitcom A/S}
			PTR	`ns2.simply.com`
NS	`ns3.simply.com`
		A	91.197.248.79^{🇩🇰 team-blue-denmark91.197.248.0/22}
			PTR	`ns3.simply.com`
NS	`ns4.simply.com`
		A	91.197.248.80^{🇩🇰 team-blue-denmark91.197.248.0/22}
			PTR	`ns4.simply.com`
MX	`mx.simply.com` ⭐
		A	94.231.106.20^{🇩🇰 team-blue-denmark94.231.96.0/20 ZITCOM A/S}
			PTR	`mx.simply.com`
TXT	`v=spf1 include:spf.simply.com ?all`
SOA	`ns1.simply.com`hostmaster@simply.com 2025-04-23 #0

`dk`

	DNSSEC	🔒 Signed (DS record present)
	NS	`b.nic.dk` ⭐
	NS	`c.nic.dk`
	NS	`h.nic.dk`
	NS	`l.nic.dk`
	NS	`s.nic.dk`
	NS	`t.nic.dk`
	TXT	`DK zone updateEpoch 1774776961localtime Sun Mar 29 11:36:01 2026gmtime Sun Ma...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1774776961

Same first word

it-performance.ch

it-performance.dk

it-performance.at

Similar names

ti-performance.com

DNS History

11 records (6 active, 5 former)

●NSns1.simply.com2026-03-26 → 2026-03-29 · 3 obs

○ 2018-12-13 14:20:08
● 2026-03-26 19:04:22
● 2026-03-29 09:57:58

○NSns1.surf-town.net2015-07-02 → 2018-12-13 · 4 obs

● 2015-07-02 04:58:26
● 2018-12-13 14:20:08
○ 2026-03-26 19:04:22
○ 2026-03-29 09:57:58

●NSns2.simply.com2026-03-26 → 2026-03-29 · 3 obs

○ 2018-12-13 14:20:08
● 2026-03-26 19:04:22
● 2026-03-29 09:57:58

○NSns2.surf-town.net2015-07-02 → 2018-12-13 · 4 obs

● 2015-07-02 04:58:26
● 2018-12-13 14:20:08
○ 2026-03-26 19:04:22
○ 2026-03-29 09:57:58

●NSns3.simply.com2026-03-26 → 2026-03-29 · 3 obs

○ 2018-12-13 14:20:08
● 2026-03-26 19:04:22
● 2026-03-29 09:57:58

○NSns3.surf-town.net2015-07-02 → 2018-12-13 · 4 obs

● 2015-07-02 04:58:26
● 2018-12-13 14:20:08
○ 2026-03-26 19:04:22
○ 2026-03-29 09:57:58

●NSns4.simply.com2026-03-26 → 2026-03-29 · 3 obs

○ 2018-12-13 14:20:08
● 2026-03-26 19:04:22
● 2026-03-29 09:57:58

○MXmail14.surftown.dk2015-07-02 → 2018-12-13 · 4 obs

● 2015-07-02 04:58:26
● 2018-12-13 14:20:08
○ 2026-03-26 19:04:22
○ 2026-03-29 09:57:58

●MXmx.simply.com2026-03-26 → 2026-03-29 · 3 obs

○ 2018-12-13 14:20:08
● 2026-03-26 19:04:22
● 2026-03-29 09:57:58

●A185.20.205.562026-03-26 → 2026-03-29 · 3 obs

○ 2018-12-13 14:20:08
● 2026-03-26 19:04:22
● 2026-03-29 09:57:58

○A212.97.132.1432015-07-02 → 2018-12-13 · 4 obs

● 2015-07-02 04:58:26
● 2018-12-13 14:20:08
○ 2026-03-26 19:04:22
○ 2026-03-29 09:57:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	b.nic.dk, h.nic.dk, c.nic.dk, l.nic.dk...	-
it-performance.dk	ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com	-

✅ Authoritative Response

Server:91.197.248.80

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: 1205ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.20.205.56`
NS	4	`ns4.simply.com, ns3.simply.com...`
MX	1	`mx.simply.com (pri: 10)`
TXT	1	`v=spf1 include:spf.simply.com ?all`
SOA	1	`ns1.simply.com hostmaster.simply.com`

Analysis

IP Addresses

it-performance.dk points to an IP address: 185.20.205.56.

other host names include mail.torbenrif.dk, it-vaktmastaren.se, mail.ftop.ch, redofin.se and assentoftfrikirke.dk; they share IP numbers with it-performance.dk.

Name Servers

it-performance.dk delegates to four name servers: ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.

it-performance.dk at least partially shares name servers with other domains, for instance sixtens.se, aobi.dk, aue.dk, jowin.dk and leasedanmark.dk.

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

it-performance.dk is handled by a single mail server, mx.simply.com.

it-performance.dk uses the same mail server setup as other domains, for instance tfsp.se, selbutrykk.no, montfort.dk, levisen.dk and 3124.dk.

it-performance.dk shares at least some mail servers with other domains, for instance rotaract.dk.

The host name mx.simply.com points to IP 94.231.106.20.

it-performance.dk - robtex.com