optimizer.dk - dns.ninja

`optimizer.dk`

DNSSEC	🔒 Signed (DS record present)
A	94.231.103.180^{🇩🇰 team-blue-denmark94.231.96.0/20 ZITCOM A/S}
		PTR	`linux159.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.spamfilter.io` ⭐
		A	46.36.212.34^{🇩🇰 team-blue-denmark46.36.208.0/21}
			PTR	`node4.spamfilter.io`
		A	46.36.212.36^{🇩🇰 team-blue-denmark46.36.208.0/21}
			PTR	`node8.spamfilter.io`
		A	46.36.212.37^{🇩🇰 team-blue-denmark46.36.208.0/21}
			PTR	`node6.spamfilter.io`
		A	46.36.212.38^{🇩🇰 team-blue-denmark46.36.208.0/21}
			PTR	`node7.spamfilter.io`
		A	89.188.78.64^{🇩🇰 team-blue-denmark89.188.72.0/21 ZITCOM A/S}
			PTR	`node3.spamfilter.io`
		A	89.188.78.65^{🇩🇰 team-blue-denmark89.188.72.0/21 ZITCOM A/S}
			PTR	`node9.spamfilter.io`
		A	89.188.78.66^{🇩🇰 team-blue-denmark89.188.72.0/21 ZITCOM A/S}
			PTR	`node10.spamfilter.io`
		A	94.231.106.12^{🇩🇰 team-blue-denmark94.231.96.0/20 ZITCOM A/S}
			PTR	`node2.spamfilter.io`
TXT	`v=spf1 include:spf.scannet.dk -all`
SOA	`ns1.simply.com`hostmaster@simply.com 2022-10-10 #6

`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 1783675441localtime Fri Jul 10 11:24:01 2026gmtime Fri Ju...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1783675441

Subdomains

mail.optimizer.dk

Same first word

Similar names

optrimize.com

protimize.com

importize.com

promizeit.com

promizeit.in

roptimize.com

DNS History

6 records (6 active, 0 former)

●NSns1.simply.com2026-03-14 → 2026-07-10 · 2 obs

● 2026-03-14 16:50:46
● 2026-07-10 10:07:18

●NSns2.simply.com2026-03-14 → 2026-07-10 · 2 obs

● 2026-03-14 16:50:46
● 2026-07-10 10:07:18

●NSns3.simply.com2026-03-14 → 2026-07-10 · 2 obs

● 2026-03-14 16:50:46
● 2026-07-10 10:07:18

●NSns4.simply.com2026-03-14 → 2026-07-10 · 2 obs

● 2026-03-14 16:50:46
● 2026-07-10 10:07:18

●MXmx.spamfilter.io2026-03-14 → 2026-07-10 · 2 obs

● 2026-03-14 16:50:46
● 2026-07-10 10:07:18

●A94.231.103.1802026-03-14 → 2026-07-10 · 2 obs

● 2026-03-14 16:50:46
● 2026-07-10 10:07:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	h.nic.dk, b.nic.dk, s.nic.dk, t.nic.dk...	-
optimizer.dk	ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com	-

✅ Authoritative Response

Server:91.197.248.79

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: 1292ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`94.231.103.180`
NS	4	`ns2.simply.com, ns3.simply.com...`
MX	1	`mx.spamfilter.io (pri: 10)`
TXT	1	`v=spf1 include:spf.scannet.dk -all`
SOA	1	`ns1.simply.com hostmaster.simply.com`

Analysis

Hierarchy

The domain mail.optimizer.dk falls under the parent optimizer.dk.

IP Addresses

optimizer.dk points to a single IP number: 94.231.103.180.

Additional host names — mail.svensktmjforum.se, mail.juul-nielsen.eu, jol-data.dk and two others — share IP numbers with optimizer.dk.

Name Servers

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

At least some of optimizer.dk's name servers are shared with other domains, for example lagagodmat.se, nordisklivsstil.se, madkasse.dk and two more.

Host names with two IP numbers:

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

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

Host names pointing to a single IP address:

ns3.simply.com points to the IP address 91.197.248.79.

ns4.simply.com points to the IP address 91.197.248.80.

Mail Servers

optimizer.dk has one mail server: mx.spamfilter.io.

optimizer.dk shares the same mail server setup as other domains, including am-accessories.dk, hvi.dk, kat-artgrafik.dk and two others.

There is at least a partial overlap in mail servers between optimizer.dk and other domains like clublasanta.dk, hostingxs.nl and symaskiner.dk.

mx.spamfilter.io points to 8 IP numbers: 46.36.212.34, 46.36.212.36, 46.36.212.37 and 5 other.