`stuurprogramma.nl`

DNSSEC	🔒 Signed (DS record present)
A	2001:7b8:3:32:213:136:0:188^{🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands}
		PTR	`idprof.colo.bit.nl`
A	213.136.0.188^{🇳🇱 NL-BIT213.136.0.0/19 BIT B.V.}
NS	`nsauth1.bit.nl` ⭐
		A	2001:7b8:3:2c::53^{🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands}
			PTR	`nsauth1.bit.nl`
		A	213.136.12.51^{🇳🇱 NL-BIT213.136.0.0/19 BIT B.V.}
			PTR	`nsauth1.bit.nl`
NS	`nsauth2.bit.nl`
		A	2001:7b8:3:2d::53^{🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands}
			PTR	`nsauth2.bit.nl`
		A	213.136.12.59^{🇳🇱 NL-BIT213.136.0.0/19 BIT B.V.}
			PTR	`nsauth2.bit.nl`
NS	`nsauth3.bit.org`
		A	2001:1af8:4700:a119:16:0:8517:1588^{🇳🇱 LEASEWEB-NL-AMS-012001:1af8::/32 NL-LEASEWEB-20040408 Leaseweb}
		A	85.17.15.88^{🇳🇱 LEASEWEB-NL-AMS-0185.17.0.0/16 LEASEWEB}
			PTR	`nsauth3.bit.org`
MX	`webmail-mx1.ioc.nl` ⭐
TXT	`Internet Opleidingscentrum B.V. (26225)`
SOA	`nsauth1.bit.nl`hostmaster@bit.nl 2019-09-30 #5

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐ 🔒
	NS	`ns3.dns.nl` 🔒
	NS	`ns4.dns.nl` 🔒
	TXT	`nl zone update: 2026-03-15 06:00:02 +0000 (EPOCH 1773554402)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-03-15 #12

Same first word

stuurprogramma.nl

stuurprogramma.com

DNS History

6 records (6 active, 0 former)

●NSnsauth1.bit.nl2015-08-14 → 2026-03-24 · 2 obs

● 2015-08-14 12:53:52
● 2026-03-24 10:11:42

●NSnsauth2.bit.nl2015-08-14 → 2026-03-24 · 2 obs

● 2015-08-14 12:53:52
● 2026-03-24 10:11:42

●NSnsauth3.bit.org2015-08-14 → 2026-03-24 · 2 obs

● 2015-08-14 12:53:52
● 2026-03-24 10:11:42

●MXwebmail-mx1.ioc.nl2015-08-14 → 2026-03-24 · 2 obs

● 2015-08-14 12:53:52
● 2026-03-24 10:11:42

●A2001:7b8:3:32:213:136:0:1882017-04-19 → 2026-03-24 · 3 obs

○ 2015-08-14 12:53:52
● 2017-04-19 18:03:42
● 2026-03-24 10:11:42

●A213.136.0.1882015-08-14 → 2026-03-24 · 2 obs

● 2015-08-14 12:53:52
● 2026-03-24 10:11:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns3.dns.nl, ns1.dns.nl, ns4.dns.nl	-
stuurprogramma.nl	nsauth1.bit.nl, nsauth3.bit.org, nsauth2.bit.nl	4 records

✅ Authoritative Response

Server:213.136.12.51

NS records: nsauth1.bit.nl, nsauth3.bit.org, nsauth2.bit.nl

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 756ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`213.136.0.188`
AAAA	1	`2001:7b8:3:32:213:136:0:188`
NS	3	`nsauth3.bit.org, nsauth1.bit.nl...`
MX	1	`webmail-mx1.ioc.nl (pri: 100)`
TXT	1	`Internet Opleidingscentrum B.V. (26225)`
SOA	1	`nsauth1.bit.nl hostmaster.bit.nl`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (nsauth2.bit.nl, nsauth1.bit.nl, nsauth2.bit.nl...)

Analysis

IP Addresses

stuurprogramma.nl points to two IP numbers: 2001:7b8:3:32:213:136:0:188 and 213.136.0.188.

Other host names such as openlijn.nl, mc3.nl, aatc.nl, rimke.nl and skiteam.nl share IPs with stuurprogramma.nl.

Name Servers

stuurprogramma.nl is delegated to three name servers: nsauth1.bit.nl, nsauth2.bit.nl and nsauth3.bit.org.

stuurprogramma.nl at least partially shares name servers with other domains, for instance onderzoeksfonds.nl, stichting-siv.nl, edvard.nl, norwegian.nl and kunstnagel.nl.

Host nsauth1.bit.nl points to 2001:7b8:3:2c::53 and 213.136.12.51; Host nsauth2.bit.nl points to 2001:7b8:3:2d::53 and 213.136.12.59; Host nsauth3.bit.org points to 2001:1af8:4700:a119:16:0:8517:1588 and 85.17.15.88.

Mail Servers

stuurprogramma.nl is handled by a single mail server, webmail-mx1.ioc.nl.

stuurprogramma.nl - robtex.com