jerram.dk - dns.ninja

`jerram.dk`

DNSSEC	⚠️ Not signed
A	193.200.90.180^{🇩🇰 obox-networks193.200.90.0/23 Eushells.com +-------------------------------+ For abuse and security issues please contact abuse@bitguardians.com +-------------------------------+}
		PTR	`web8.e-studio.dk`
NS	`ns1.e-studio.dk` ⭐
		A	2001:67c:564:fffc::11^{🇩🇰 obox-networks2001:67c:564::/48 Sjacob Holding ApS}
			PTR	`ns1.e-studio.dk`
		A	195.242.131.5^{🇩🇰 obox-networks195.242.130.0/23 e-studio.dk +-------------------------------+ For abuse and security issues please contact abuse@bitguardians.com +-------------------------------+}
			PTR	`ns1.e-studio.dk`
NS	`ns2.e-studio.dk`
		A	2a00:1b18:2:3::2^{🇩🇰 DLX-AS2a00:1b18::/29}
			PTR	`ns2.e-studio.dk`
		A	62.69.152.34^{🇩🇰 DLX-AS62.69.152.0/21 DLX}
NS	`ns3.e-studio.dk`
		A	2001:67c:564:fffc::13^{🇩🇰 obox-networks2001:67c:564::/48 Sjacob Holding ApS}
			PTR	`ns3.e-studio.dk`
		A	193.200.90.183^{🇩🇰 obox-networks193.200.90.0/23 Eushells.com +-------------------------------+ For abuse and security issues please contact abuse@bitguardians.com +-------------------------------+}
			PTR	`ns3.e-studio.dk`
MX	`mail.jerram.dk` ⭐
		A	193.200.90.180^{🇩🇰 obox-networks193.200.90.0/23 Eushells.com +-------------------------------+ For abuse and security issues please contact abuse@bitguardians.com +-------------------------------+}
			PTR	`web8.e-studio.dk`
MX	`mx4.spamfri.dk` ⭐
		A	2001:67c:564:fffd::4001^{🇩🇰 obox-networks2001:67c:564::/48 Sjacob Holding ApS}
			PTR	`mx4.spamfri.dk`
		A	193.200.91.108^{🇩🇰 obox-networks193.200.90.0/23 Eushells.com +-------------------------------+ For abuse and security issues please contact abuse@bitguardians.com +-------------------------------+}
			PTR	`mx4.spamfri.dk`
MX	`mx2.spamfri.dk`⁽²⁰⁾
		A	2001:67c:564:fffd::2001^{🇩🇰 obox-networks2001:67c:564::/48 Sjacob Holding ApS}
			PTR	`mx2.spamfri.dk`
		A	193.200.91.109^{🇩🇰 obox-networks193.200.90.0/23 Eushells.com +-------------------------------+ For abuse and security issues please contact abuse@bitguardians.com +-------------------------------+}
			PTR	`mx2.spamfri.dk`
MX	`mx3.spamfri.dk`⁽³⁰⁾
		A	2a00:1b18:2:3:fe::2^{🇩🇰 DLX-AS2a00:1b18::/29}
			PTR	`mx3.spamfri.dk`
		A	62.69.152.43^{🇩🇰 DLX-AS62.69.152.0/21 DLX}
MX	`mx1.spamfri.dk`⁽⁴⁰⁾
		A	2001:67c:564:fffd::1001^{🇩🇰 obox-networks2001:67c:564::/48 Sjacob Holding ApS}
			PTR	`mx1.spamfri.dk`
		A	195.242.131.16^{🇩🇰 obox-networks195.242.130.0/23 e-studio.dk +-------------------------------+ For abuse and security issues please contact abuse@bitguardians.com +-------------------------------+}
			PTR	`mx1.spamfri.dk`
TXT	`v=spf1 +a +mx +ip4:193.200.90.180 include:_spf.e-studio.dk ~all`
SOA	`ns1.e-studio.dk`hostmaster@mailrelay.e-studio.dk 2026-07-23 #1

`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 1785420181localtime Thu Jul 30 16:03:01 2026gmtime Thu Ju...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1785420181

Subdomains

mail.jerram.dk

Same first word

jerram.com

jerram.co.uk

jerram.dk

jerram.net

jerram.org

Similar names

jermar.org

jarmer.de

rmajer.de

jarmer.se

jamerr.com

jarmer.com

rejmar.at

jarmer.org

jermar.eu

jermar.nl

jermar.com

marjer.pl

jermar.net

jarmer.biz

jarmer.dk

jarmer.net

jamrre.com

DNS History

15 records (9 active, 6 former)

○NSns01.one.com2015-05-31 → 2016-12-24 · 4 obs

● 2015-05-31 21:58:24
● 2016-12-24 07:12:04
○ 2026-03-11 17:30:34
○ 2026-07-30 14:11:08

○NSns02.one.com2015-05-31 → 2016-12-24 · 4 obs

● 2015-05-31 21:58:24
● 2016-12-24 07:12:04
○ 2026-03-11 17:30:34
○ 2026-07-30 14:11:08

●NSns1.e-studio.dk2026-03-11 → 2026-07-30 · 3 obs

○ 2016-12-24 07:12:04
● 2026-03-11 17:30:34
● 2026-07-30 14:11:08

●NSns2.e-studio.dk2026-03-11 → 2026-07-30 · 3 obs

○ 2016-12-24 07:12:04
● 2026-03-11 17:30:34
● 2026-07-30 14:11:08

●NSns3.e-studio.dk2026-03-11 → 2026-07-30 · 3 obs

○ 2016-12-24 07:12:04
● 2026-03-11 17:30:34
● 2026-07-30 14:11:08

●MXmail.jerram.dk2026-03-11 → 2026-07-30 · 3 obs

○ 2016-12-24 07:12:04
● 2026-03-11 17:30:34
● 2026-07-30 14:11:08

●MXmx1.spamfri.dk2026-03-11 → 2026-07-30 · 3 obs

○ 2016-12-24 07:12:04
● 2026-03-11 17:30:34
● 2026-07-30 14:11:08

●MXmx2.spamfri.dk2026-03-11 → 2026-07-30 · 3 obs

○ 2016-12-24 07:12:04
● 2026-03-11 17:30:34
● 2026-07-30 14:11:08

●MXmx3.spamfri.dk2026-03-11 → 2026-07-30 · 3 obs

○ 2016-12-24 07:12:04
● 2026-03-11 17:30:34
● 2026-07-30 14:11:08

●MXmx4.spamfri.dk2026-03-11 → 2026-07-30 · 3 obs

○ 2016-12-24 07:12:04
● 2026-03-11 17:30:34
● 2026-07-30 14:11:08

○MXmxcluster1.one.com2015-05-31 → 2016-12-24 · 4 obs

● 2015-05-31 21:58:24
● 2016-12-24 07:12:04
○ 2026-03-11 17:30:34
○ 2026-07-30 14:11:08

○MXmxcluster2.one.com2015-05-31 → 2016-12-24 · 4 obs

● 2015-05-31 21:58:24
● 2016-12-24 07:12:04
○ 2026-03-11 17:30:34
○ 2026-07-30 14:11:08

●A193.200.90.1802026-03-11 → 2026-07-30 · 3 obs

○ 2016-12-24 07:12:04
● 2026-03-11 17:30:34
● 2026-07-30 14:11:08

○A46.30.211.2522016-04-05 → 2016-12-24 · 5 obs

○ 2016-01-16 02:11:20
● 2016-04-05 03:32:10
● 2016-12-24 07:12:04
○ 2026-03-11 17:30:34
○ 2026-07-30 14:11:08

○A46.30.212.1082015-05-31 → 2016-01-16 · 4 obs

● 2015-05-31 21:58:24
● 2016-01-16 02:11:20
○ 2016-04-05 03:32:10
○ 2026-07-30 14:11:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk...	-
jerram.dk	ns1.e-studio.dk, ns2.e-studio.dk, ns3.e-studio.dk	-

✅ Authoritative Response

Server:193.200.90.183

NS records: ns1.e-studio.dk, ns2.e-studio.dk, ns3.e-studio.dk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jerram.dk (unsigned zone)

⏱️ Timing

Total: 957ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`193.200.90.180`
NS	3	`ns1.e-studio.dk, ns2.e-studio.dk...`
MX	5	`mx2.spamfri.dk (pri: 20), mail.jerram.dk (pri: 10)...`
TXT	1	`v=spf1 +a +mx +ip4:193.200.90.180 includ`
SOA	1	`ns1.e-studio.dk hostmaster.mailrelay.e-s`

Analysis

Hierarchy

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

IP Addresses

jerram.dk resolves to one IP address: 193.200.90.180.

mail.datalab.dk, mail.holsting.dk, mail.beatus.dk and two other host names share IP numbers with jerram.dk.

Name Servers

jerram.dk carries NS records delegating to ns1.e-studio.dk, ns2.e-studio.dk and ns3.e-studio.dk.

At least some of jerram.dk's name servers are shared with other domains, for example uppsala.dk, okse.dk, jeppehagelskjaer.com and two more.

ns1.e-studio.dk, ns2.e-studio.dk and ns3.e-studio.dk are three hostnames that each resolve to a pair of IP addresses: ns1.e-studio.dk to 195.242.131.5 and 2001:67c:564:fffc::11, ns2.e-studio.dk to 62.69.152.34 and 2a00:1b18:2:3::2, and ns3.e-studio.dk to 193.200.90.183 and 2001:67c:564:fffc::13.

Mail Servers

Five mail servers handle jerram.dk: mail.jerram.dk, mx1.spamfri.dk, mx2.spamfri.dk and two others.

jerram.dk has at least partial mail server overlap with other domains such as kanth.dk, monique.dk, surfsmart.nu and two more.

It is common to find these mail servers used together with the mail servers mx3.spamfri.dk and mx4.spamfri.dk.

Hostnames that resolve to two IP addresses:

mx1.spamfri.dk resolves to two addresses: 195.242.131.16 and 2001:67c:564:fffd::1001.

mx2.spamfri.dk resolves to two addresses: 193.200.91.109 and 2001:67c:564:fffd::2001.

mx3.spamfri.dk resolves to two addresses: 62.69.152.43 and 2a00:1b18:2:3:fe::2.

mx4.spamfri.dk resolves to two addresses: 193.200.91.108 and 2001:67c:564:fffd::4001.

Hosts with just one IP address:

The hostname mail.jerram.dk resolves to 193.200.90.180.