`institutomarques.nl`

DNSSEC	⚠️ Not signed
A	136.243.4.240^{🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3}
		PTR	`srv.institutomarques.com`
NS	`ns1.first-ns.de` ⭐
		A	2a01:4f8:0:a101::a:1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		A	213.239.242.238
NS	`robotns2.second-ns.de`
		A	2a01:4f8:0:1::5ddc:2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		A	213.133.100.103^{🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1}
NS	`robotns3.second-ns.com`
		A	2001:67c:192c::add:a3^{🇩🇪 NORIS-NETWORK2001:67c:192c::/48}
		A	193.47.99.3^{🇩🇪 NORIS-NETWORK193.47.99.0/24}
MX	`mail.institutomarques.nl` ⭐
		A	136.243.4.240^{🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3}
			PTR	`srv.institutomarques.com`
TXT	`v=spf1 +a +mx +a:srv.institutomarques.com -all`
SOA	`ns1.first-ns.de`dominios@institutomarques.com 2022-12-29 #3

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-05-15 06:30:01 +0000 (EPOCH 1778826601)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-05-15 #13

Subdomains

mail.institutomarques.nl

Same first word

DNS History

10 records (5 active, 5 former)

●NSns1.first-ns.de2026-04-08 → 2026-05-15 · 3 obs

○ 2018-12-07 20:28:54
● 2026-04-08 05:58:38
● 2026-05-15 07:30:38

○NSns1.instradns.com2015-06-16 → 2018-12-07 · 4 obs

● 2015-06-16 01:52:42
● 2018-12-07 20:28:54
○ 2026-04-08 05:58:38
○ 2026-05-15 07:30:38

○NSns2.instradns.com2015-06-16 → 2018-12-07 · 4 obs

● 2015-06-16 01:52:42
● 2018-12-07 20:28:54
○ 2026-04-08 05:58:38
○ 2026-05-15 07:30:38

○NSns3.instradns.com2015-06-16 → 2018-12-07 · 4 obs

● 2015-06-16 01:52:42
● 2018-12-07 20:28:54
○ 2026-04-08 05:58:38
○ 2026-05-15 07:30:38

●NSrobotns2.second-ns.de2026-04-08 → 2026-05-15 · 3 obs

○ 2018-12-07 20:28:54
● 2026-04-08 05:58:38
● 2026-05-15 07:30:38

●NSrobotns3.second-ns.com2026-04-08 → 2026-05-15 · 3 obs

○ 2018-12-07 20:28:54
● 2026-04-08 05:58:38
● 2026-05-15 07:30:38

●MXmail.institutomarques.nl2015-06-16 → 2026-05-15 · 2 obs

● 2015-06-16 01:52:42
● 2026-05-15 07:30:38

●A136.243.4.2402026-04-08 → 2026-05-15 · 3 obs

○ 2018-12-07 20:28:54
● 2026-04-08 05:58:38
● 2026-05-15 07:30:38

○A184.95.38.2002015-06-16 → 2017-02-05 · 4 obs

● 2015-06-16 01:52:42
● 2017-02-05 19:14:32
○ 2018-12-07 20:28:54
○ 2026-05-15 07:30:38

○A87.98.231.172018-12-07 → 2018-12-07 · 4 obs

○ 2017-02-05 19:14:32
● 2018-12-07 20:28:54
○ 2026-04-08 05:58:38
○ 2026-05-15 07:30:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns3.dns.nl, ns1.dns.nl, ns4.dns.nl	-
institutomarques.nl	ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com	-

✅ Authoritative Response

Server:213.239.242.238

NS records: ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for institutomarques.nl (unsigned zone)

⏱️ Timing

Total: 2903ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`136.243.4.240`
NS	3	`robotns3.second-ns.com, ns1.first-ns.de...`
MX	1	`mail.institutomarques.nl (pri: 10)`
TXT	1	`v=spf1 +a +mx +a:srv.institutomarques.co`
SOA	1	`ns1.first-ns.de dominios.institutomarque`

Analysis

Hierarchy

institutomarques.nl is the parent of mail.institutomarques.nl.

IP Addresses

institutomarques.nl points to a single IP number: 136.243.4.240.

other host names for instance ivfforyou.it, institutmarques.ie, mail.ivfforyou.it, institutomarques.de and biosperm.es share IP numbers with institutomarques.nl.

Name Servers

institutomarques.nl is delegated to three name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.

institutomarques.nl at least partially shares name servers with other domains, for instance inya.info, bls-house.de, horumersiel-schillig-online.de, apotheke-am-klingerplatz.de and mb201.de.

Host names with two IP numbers:

Host robotns3.second-ns.com points to 2001:67c:192c::add:a3 and 193.47.99.3.

Host ns1.first-ns.de points to 2a01:4f8:0:a101::a:1 and 213.239.242.238.

Host robotns2.second-ns.de points to 2a01:4f8:0:1::5ddc:2 and 213.133.100.103.

Mail Servers

institutomarques.nl is handled by a single mail server, mail.institutomarques.nl.

Host name mail.institutomarques.nl points to IP address 136.243.4.240.

institutomarques.nl - robtex.com