opencontroller.nl - dns.ninja

`opencontroller.nl`

DNSSEC	🔒 Signed (DS record present)
A	81.172.235.198^{🇳🇱 KABELFOON81.172.128.0/17}
		PTR	`airtls.com`
NS	`ns0.transip.net` ⭐
		A	2a01:7c8:dddd:195::195^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`ns0.transip.net`
		A	195.135.195.195^{🇮🇹 TRANSIP-AS195.135.195.0/24 TransIP B.V.}
			PTR	`ns0.transip.net`
NS	`ns1.transip.nl`
		A	2a01:7c8:7000:195::195^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`ns1.transip.nl`
		A	195.8.195.195^{🇳🇱 TRANSIP-AS195.8.195.0/24 TransIP B.V.}
			PTR	`ns1.transip.nl`
NS	`ns2.transip.eu`
		A	2a01:7c8:f:c1f::195^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`ns2.transip.eu`
		A	37.97.199.195^{🇳🇱 TRANSIP-AS37.97.128.0/17 TransIP BV Amsterdam, The Netherlands}
			PTR	`ns2.transip.eu`
MX	`mx1.spamdefence.nl` ⭐
		A	2001:550:2:61::2fc:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
		A	38.89.254.156^{🇺🇸 AS1663338.89.254.0/23}
			PTR	`fe1-r2-in.ch03.l.antispamcloud.com`
TXT	`v=spf1 ip4:81.172.235.198 ~all`
SOA	`ns0.transip.net`hostmaster@transip.nl 2025-03-02 #0

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-07-18 16:30:02 +0000 (EPOCH 1784392202)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-07-18 #33

Same first word

opencontroller.nl

opencontroller.com

opencontroller.ch

opencontroller.org

DNS History

8 records (5 active, 3 former)

●NSns0.transip.net2015-07-07 → 2026-07-18 · 2 obs

● 2015-07-07 05:43:54
● 2026-07-18 17:08:30

●NSns1.transip.nl2015-07-07 → 2026-07-18 · 2 obs

● 2015-07-07 05:43:54
● 2026-07-18 17:08:30

●NSns2.transip.eu2015-07-07 → 2026-07-18 · 2 obs

● 2015-07-07 05:43:54
● 2026-07-18 17:08:30

○MXmail.opencontroller.nl2015-07-07 → 2017-04-19 · 4 obs

● 2015-07-07 05:43:54
● 2017-04-19 06:19:08
○ 2020-04-14 02:00:02
○ 2026-07-18 17:08:30

●MXmx1.spamdefence.nl2020-04-14 → 2026-07-18 · 3 obs

○ 2017-04-19 06:19:08
● 2020-04-14 02:00:02
● 2026-07-18 17:08:30

○A178.21.21.1342015-07-07 → 2017-04-19 · 4 obs

● 2015-07-07 05:43:54
● 2017-04-19 06:19:08
○ 2020-04-14 02:00:02
○ 2026-07-18 17:08:30

○A77.60.24.2302020-04-14 → 2020-04-14 · 4 obs

○ 2017-04-19 06:19:08
● 2020-04-14 02:00:02
○ 2026-02-23 23:51:16
○ 2026-07-18 17:08:30

●A81.172.235.1982026-02-23 → 2026-07-18 · 3 obs

○ 2020-04-14 02:00:02
● 2026-02-23 23:51:16
● 2026-07-18 17:08:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns3.dns.nl, ns4.dns.nl	-
opencontroller.nl	ns0.transip.net, ns1.transip.nl, ns2.transip.eu	2 records

✅ Authoritative Response

Server:195.8.195.195

NS records: ns0.transip.net, ns1.transip.nl, ns2.transip.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 736ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.172.235.198`
NS	3	`ns1.transip.nl, ns2.transip.eu...`
MX	1	`mx1.spamdefence.nl (pri: 10)`
TXT	1	`v=spf1 ip4:81.172.235.198 ~all`
SOA	1	`ns0.transip.net hostmaster.transip.nl`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.transip.nl, ns1.transip.nl)

Analysis

IP Addresses

opencontroller.nl has exactly one IP address — 81.172.235.198.

openrtls.org, airtls.com, mail.openrtls.com plus two other host names have IP numbers in common with opencontroller.nl.

Name Servers

opencontroller.nl is served by three name servers: ns2.transip.eu, ns0.transip.net and ns1.transip.nl.

At least some of opencontroller.nl's name servers are shared with other domains, for example jwonline.nl, geostruct.de, navalis.nl and two more.

The hostnames ns2.transip.eu, ns0.transip.net and ns1.transip.nl each direct to two IP addresses — ns2.transip.eu to 37.97.199.195 and 2a01:7c8:f:c1f::195, ns0.transip.net to 195.135.195.195 and 2a01:7c8:dddd:195::195, and ns1.transip.nl to 195.8.195.195 and 2a01:7c8:7000:195::195.

Mail Servers

opencontroller.nl uses one mail server — mx1.spamdefence.nl.

The mail server setup of opencontroller.nl matches that of other domains such as airtls-games.com, openrtls.org, airtls-sport.com and two others.

At least some of the mail servers used by opencontroller.nl are shared with other domains: humphreys.nl, openrtls.com, derooyfysio.nl and two others among them.

It is common to see these mail servers combined with the mail servers mx2.spamdefence.nl, mx3.spamdefence.nl and mx4.spamdefence.nl.

mx1.spamdefence.nl directs to two IP numbers, 38.89.254.156 and 2001:550:2:61::2fc:100.