`promocomputers.nl`

DNSSEC	⚠️ Not signed
A	193.239.222.165^{🇳🇱 PRODACOM-AS193.239.222.0/23 ProdaCom}
NS	`ns1.prodacom.nl` ⭐
		A	193.239.222.10^{🇳🇱 PRODACOM-AS193.239.222.0/23 ProdaCom}
NS	`ns2.prodacom.nl`
		A	193.47.78.10^{🇳🇱 PRODACOM-AS193.47.78.0/24 ProdaCom}
			PTR	`ns2.prodacom.nl`
NS	`ns3.prodacom.nl`
		A	89.146.1.244^{🇳🇱 ASN-ROUTIT89.146.0.0/18 RoutIT B.V.}
			PTR	`ns3.prodacom.nl`
MX	`promocomputers-nl.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::2^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr83cu00402.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::3^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am6pr04cu00303.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::f^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00307.inbound.protection.outlook.com`
		A	52.101.68.10^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.68.21^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.73.12^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.73.30^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
TXT	`google-site-verification=a3c4wnlOLfzpAxjWDO_0qsv8B19fspT8uwRx_IAMdkk`
TXT	`mandrill_verify.uzW1sNzMlNApuWMlSutWGA`
TXT	`v=spf1 include:_spf.prodacom.net include:spf.protection.outlook.com include:s...`
SOA	`ns1.prodacom.nl`hostmaster@prodacom.nl 2025-12-11 #37

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-07-28 11:30:01 +0000 (EPOCH 1785238201)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-07-28 #23

🔒 HSTS Preload (+subdomains)

Same first word

promocomputers.nl

promocomputers.eu

Similar names

computerpromos.com

DNS History

9 records (5 active, 4 former)

●NSns1.prodacom.nl2015-07-23 → 2026-07-28 · 2 obs

● 2015-07-23 06:06:24
● 2026-07-28 12:35:38

●NSns2.prodacom.nl2015-07-23 → 2026-07-28 · 2 obs

● 2015-07-23 06:06:24
● 2026-07-28 12:35:38

●NSns3.prodacom.nl2015-07-23 → 2026-07-28 · 2 obs

● 2015-07-23 06:06:24
● 2026-07-28 12:35:38

○MXfallbackmx.prodacom.net2015-07-23 → 2016-04-28 · 4 obs

● 2015-07-23 06:06:24
● 2016-04-28 07:58:14
○ 2018-07-04 16:25:30
○ 2026-07-28 12:35:38

○MXmx.prodacom.net2015-07-23 → 2016-04-28 · 4 obs

● 2015-07-23 06:06:24
● 2016-04-28 07:58:14
○ 2018-07-04 16:25:30
○ 2026-07-28 12:35:38

●MXpromocomputers-nl.mail.protection.outlook.com2018-07-04 → 2026-07-28 · 3 obs

○ 2016-04-28 07:58:14
● 2018-07-04 16:25:30
● 2026-07-28 12:35:38

○A193.239.222.1102015-07-23 → 2015-07-23 · 3 obs

● 2015-07-23 06:06:24
○ 2015-11-17 13:05:48
○ 2026-07-28 12:35:38

●A193.239.222.1652026-02-28 → 2026-07-28 · 3 obs

○ 2018-07-04 16:25:30
● 2026-02-28 06:58:38
● 2026-07-28 12:35:38

○A193.239.222.782015-11-17 → 2018-07-04 · 5 obs

○ 2015-07-23 06:06:24
● 2015-11-17 13:05:48
● 2018-07-04 16:25:30
○ 2026-02-28 06:58:38
○ 2026-07-28 12:35:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns3.dns.nl, ns4.dns.nl	-
promocomputers.nl	ns1.prodacom.nl, ns2.prodacom.nl, ns3.prodacom.nl	3 records

✅ Authoritative Response

Server:89.146.1.244

NS records: ns1.prodacom.nl, ns2.prodacom.nl, ns3.prodacom.nl

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 546ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`193.239.222.165`
NS	3	`ns2.prodacom.nl, ns1.prodacom.nl...`
MX	1	`promocomputers-nl.mail.protection.outloo`
TXT	3	`google-site-verification=a3c4wnlOLfzpAxj, mandrill_verify.uzW1sNzMlNApuWMlSutWGA...`
SOA	1	`ns1.prodacom.nl hostmaster.prodacom.nl`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns1.prodacom.nl, ns2.prodacom.nl, ns3.prodacom.nl)

Analysis

IP Addresses

promocomputers.nl has exactly one IP address — 193.239.222.165.

mail.wpmanager.nl, muilwijkmodelbouw.nl, www.promosystems.nl plus two other host names have IP numbers in common with promocomputers.nl.

Name Servers

promocomputers.nl carries NS records delegating to ns1.prodacom.nl, ns2.prodacom.nl and ns3.prodacom.nl.

There is at least partial name server overlap between promocomputers.nl and other domains — multiposs.nl, atecpro.es, resetmen.com and two more among them.

ns1.prodacom.nl points to 193.239.222.10; ns2.prodacom.nl points to 193.47.78.10; ns3.prodacom.nl points to 89.146.1.244 — each hostname maps to exactly one IP address.

Mail Servers

promocomputers.nl uses one mail server — promocomputers-nl.mail.protection.outlook.com.

promocomputers-nl.mail.protection.outlook.com has 8 IP addresses: 52.101.68.10, 52.101.68.21, 52.101.73.12 plus 5 more.

promocomputers.nl - robtex.com