polycode.dk - dns.ninja

`polycode.dk`

DNSSEC	🔒 Signed (DS record present)
A	185.96.183.41^{🇩🇰 BORNFIBER185.96.180.0/22 Bornfiber Service Provider Aps, Network and Customers}
		PTR	`polycode.dk`
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	`mail.polycode.dk` ⭐
		A	185.96.183.41^{🇩🇰 BORNFIBER185.96.180.0/22 Bornfiber Service Provider Aps, Network and Customers}
			PTR	`polycode.dk`
MX	`mx444501.smtp-engine.com`⁽³⁰⁾
		A	209.143.135.180^{🇬🇧 ILAND209.143.135.0/24 iland Internet Solutions��}
			PTR	`mx444501.smtp-engine.com`
TXT	`v=spf1 mx -all`
SOA	`ns1.simply.com`hostmaster@simply.com 2026-07-13 #2

`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 1784652121localtime Tue Jul 21 18:42:01 2026gmtime Tue Ju...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1784652121

WOT: SAFE (62/100)

PTR for

41.183.96.185.in-addr.arpa

Previously MX for

polycode.dk

Subdomains

mail.polycode.dk

Same first word

polycode.com.au

polycode.co

polycode.dk

polycode.co.uk

polycode.org

polycode.net

polycode.com

polycode.de

Similar names

polydeco.nl

polydeco.com

decopoly.com

codeploy.it

deployco.de

codeploy.cloud

codeploy.com

DNS History

18 records (7 active, 11 former)

○NSns1.gratisdns.dk2015-08-18 → 2017-04-09 · 4 obs

● 2015-08-18 07:34:44
● 2017-04-09 18:01:20
○ 2026-03-11 18:04:24
○ 2026-07-21 17:06:20

●NSns1.simply.com2026-03-11 → 2026-07-21 · 3 obs

○ 2017-04-09 18:01:20
● 2026-03-11 18:04:24
● 2026-07-21 17:06:20

○NSns2.gratisdns.dk2015-08-18 → 2017-04-09 · 4 obs

● 2015-08-18 07:34:44
● 2017-04-09 18:01:20
○ 2026-03-11 18:04:24
○ 2026-07-21 17:06:20

●NSns2.simply.com2026-03-11 → 2026-07-21 · 3 obs

○ 2017-04-09 18:01:20
● 2026-03-11 18:04:24
● 2026-07-21 17:06:20

○NSns3.gratisdns.dk2015-08-18 → 2017-04-09 · 4 obs

● 2015-08-18 07:34:44
● 2017-04-09 18:01:20
○ 2026-03-11 18:04:24
○ 2026-07-21 17:06:20

●NSns3.simply.com2026-03-11 → 2026-07-21 · 3 obs

○ 2017-04-09 18:01:20
● 2026-03-11 18:04:24
● 2026-07-21 17:06:20

○NSns4.gratisdns.dk2015-08-18 → 2017-04-09 · 4 obs

● 2015-08-18 07:34:44
● 2017-04-09 18:01:20
○ 2026-03-11 18:04:24
○ 2026-07-21 17:06:20

●NSns4.simply.com2026-03-11 → 2026-07-21 · 3 obs

○ 2017-04-09 18:01:20
● 2026-03-11 18:04:24
● 2026-07-21 17:06:20

○NSns5.gratisdns.dk2015-08-18 → 2017-04-09 · 4 obs

● 2015-08-18 07:34:44
● 2017-04-09 18:01:20
○ 2026-03-11 18:04:24
○ 2026-07-21 17:06:20

○MXforwardsrs.net2016-03-30 → 2016-07-16 · 5 obs

○ 2015-12-21 16:43:40
● 2016-03-30 07:53:34
● 2016-07-16 10:23:02
○ 2017-04-09 18:01:20
○ 2026-07-21 17:06:20

●MXmail.polycode.dk2026-03-11 → 2026-07-21 · 3 obs

○ 2017-04-09 18:01:20
● 2026-03-11 18:04:24
● 2026-07-21 17:06:20

●MXmx444501.smtp-engine.com2026-03-11 → 2026-07-21 · 3 obs

○ 2017-04-09 18:01:20
● 2026-03-11 18:04:24
● 2026-07-21 17:06:20

○MXmxa.mailgun.org2017-04-09 → 2017-04-09 · 4 obs

○ 2016-07-16 10:23:02
● 2017-04-09 18:01:20
○ 2026-03-11 18:04:24
○ 2026-07-21 17:06:20

○MXmxb.mailgun.org2017-04-09 → 2017-04-09 · 4 obs

○ 2016-07-16 10:23:02
● 2017-04-09 18:01:20
○ 2026-03-11 18:04:24
○ 2026-07-21 17:06:20

○MXmxbackup.gratisdns.dk2015-08-18 → 2015-12-21 · 4 obs

● 2015-08-18 07:34:44
● 2015-12-21 16:43:40
○ 2016-03-30 07:53:34
○ 2026-07-21 17:06:20

○MXpolycode.dk2015-08-18 → 2015-12-21 · 4 obs

● 2015-08-18 07:34:44
● 2015-12-21 16:43:40
○ 2016-03-30 07:53:34
○ 2026-07-21 17:06:20

●A185.96.183.412026-03-11 → 2026-07-21 · 3 obs

○ 2017-04-09 18:01:20
● 2026-03-11 18:04:24
● 2026-07-21 17:06:20

○A80.167.76.1092015-08-18 → 2017-04-09 · 4 obs

● 2015-08-18 07:34:44
● 2017-04-09 18:01:20
○ 2026-03-11 18:04:24
○ 2026-07-21 17:06:20

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:91.197.248.78

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: 1050ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.96.183.41`
NS	4	`ns2.simply.com, ns4.simply.com...`
MX	2	`mail.polycode.dk (pri: 10), mx444501.smtp-engine.com (pri: 30)`
TXT	1	`v=spf1 mx -all`
SOA	1	`ns1.simply.com hostmaster.simply.com`

Analysis

Hierarchy

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

IP Addresses

polycode.dk directs to one IP number, which is 185.96.183.41.

Among the host names that share IP numbers with polycode.dk is mail.polycode.dk, as one example.

Name Servers

The domain polycode.dk is delegated to these four name servers: ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.

At least some of polycode.dk's name servers are shared with other domains, for example linklogistics.dk, if62.dk, tyget.se and two more.

These name servers tend to be used in conjunction with the name servers ns1.unoeuro.com.

Hosts with two IP numbers each:

The A records for ns1.simply.com return 91.197.248.78 and 2a02:2339:1:15c::4562:4562.

The A records for ns2.simply.com return 185.25.141.15 and 2a02:2339:4006:101::4562:4562.

Hosts that resolve to one IP address:

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

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

Mail Servers

The MX records for polycode.dk point to two mail servers: mx444501.smtp-engine.com and mail.polycode.dk.

polycode.dk shares at least some of its mail servers with other domains — for example tavi.co.uk, thejenkinsfamily.org.uk, cosycode.dev and two more.

It is common to find these mail servers paired with mail servers mx448501.smtp-engine.com, mx332501.smtp-engine.com, mx442504.smtp-engine.com and 3 more.

Each of mx444501.smtp-engine.com and mail.polycode.dk has one IP address: mx444501.smtp-engine.com uses 209.143.135.180 and mail.polycode.dk uses 185.96.183.41.