`circuit-training.nl`

DNSSEC	🔒 Signed (DS record present)
A	128.140.221.11^{🇳🇱 CLDIN-NL128.140.216.0/21}
		PTR	`svr1.creativepassenger.com`
NS	`ns1.exsilia.net` ⭐
		A	2a01:1b0:4418::53^{🇳🇱 DUOCAST-AS2a01:1b0::/32 Duocast}
			PTR	`ns1.duocast.net`
		A	83.137.146.53^{🇳🇱 DUOCAST-AS83.137.146.0/24 Duocast}
			PTR	`ns1.duocast.net`
NS	`ns2.exsilia.net`
		A	2a01:1b1:4418::53^{🇳🇱 DUOCASTBACKUP-AS2a01:1b1::/32}
			PTR	`ns2.duocast.net`
		A	91.209.7.53^{🇳🇱 DUOCASTBACKUP-AS91.209.7.0/24}
			PTR	`ns2.duocast.net`
MX	`mail.circuit-training.nl` ⭐
		A	128.140.221.11^{🇳🇱 CLDIN-NL128.140.216.0/21}
			PTR	`svr1.creativepassenger.com`
SOA	`ns1.exsilia.net`hostmaster@exsilia.net 2019-01-19 #1

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-04-13 17:00:02 +0000 (EPOCH 1776099602)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-04-13 #33

Subdomains

mail.circuit-training.nl

Same first word

circuit-training.be

circuit-training.nl

DNS History

7 records (4 active, 3 former)

●NSns1.exsilia.net2026-04-13 → 2026-04-13 · 2 obs

○ 2017-05-19 19:27:28
● 2026-04-13 17:23:58

○NSns1.fastbyte-hosting.nl2015-06-25 → 2017-05-19 · 3 obs

● 2015-06-25 14:30:22
● 2017-05-19 19:27:28
○ 2026-04-13 17:23:58

●NSns2.exsilia.net2026-04-13 → 2026-04-13 · 2 obs

○ 2017-05-19 19:27:28
● 2026-04-13 17:23:58

○NSns2.fastbyte-hosting.nl2015-06-25 → 2017-05-19 · 3 obs

● 2015-06-25 14:30:22
● 2017-05-19 19:27:28
○ 2026-04-13 17:23:58

○NSns3.fastbyte-hosting.nl2015-06-25 → 2017-05-19 · 3 obs

● 2015-06-25 14:30:22
● 2017-05-19 19:27:28
○ 2026-04-13 17:23:58

●MXmail.circuit-training.nl2015-06-25 → 2026-04-13 · 2 obs

● 2015-06-25 14:30:22
● 2026-04-13 17:23:58

●A128.140.221.112015-06-25 → 2026-04-13 · 2 obs

● 2015-06-25 14:30:22
● 2026-04-13 17:23:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns4.dns.nl, ns1.dns.nl, ns3.dns.nl	-
circuit-training.nl	ns1.exsilia.net, ns2.exsilia.net	-

✅ Authoritative Response

Server:91.209.7.53

NS records: ns1.exsilia.net, ns2.exsilia.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 574ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`128.140.221.11`
NS	2	`ns1.exsilia.net, ns2.exsilia.net`
MX	1	`mail.circuit-training.nl (pri: 10)`
SOA	1	`ns1.exsilia.net hostmaster.exsilia.net`

Analysis

Hierarchy

The parent of mail.circuit-training.nl is circuit-training.nl.

IP Addresses

circuit-training.nl points to an IP address: 128.140.221.11.

other host names include mail.wpwebsite.guru, trackdays4all.be, pop.suzukimotoren.nl, mail.trackdays4all.be and svr1.creativepassenger.com; they share IP numbers with circuit-training.nl.

Name Servers

Two name servers ns1.exsilia.net and ns2.exsilia.net handle the delegation for circuit-training.nl.

circuit-training.nl shares the same name server setup as other domains, for instance vanarnhem.nl, rkdocumenten.nl, extremesoftware.nl, tastrics.com and royalcyprus.nl.

circuit-training.nl at least partially shares name servers with other domains, such as dankern.nl, vrieswerk.com and alberga.fr.

Host names with two IP numbers:

ns1.exsilia.net points to 2a01:1b0:4418::53 and 83.137.146.53.

ns2.exsilia.net points to 2a01:1b1:4418::53 and 91.209.7.53.

Mail Servers

circuit-training.nl is handled by a single mail server, mail.circuit-training.nl.

The host name mail.circuit-training.nl points to IP 128.140.221.11.

circuit-training.nl - robtex.com