`firstamholding.nl`

DNSSEC	🔒 Signed (DS record present)
A	2a03:3c00:a002:167::1000^{🇳🇱 PREVIDER-AS2a03:3c00:8000::/34 NL-ANTAGONIST-20230327}
A	141.138.168.112^{🇳🇱 PREVIDER-AS141.138.168.0/22 NL-ANTAGONIST-20090921 Antagonist B.V., Enschede, NL}
NS	`webhostingserver.g1-dns.one` ⭐
		A	2001:67c:3c0::15^{🇩🇰 ONECOM2001:67c:3c0::/48}
			PTR	`webhostingserver.g1-dns.one`
		A	185.10.11.15^{ONECOM185.10.11.0/24}
			PTR	`webhostingserver.g1-dns.one`
NS	`webhostingserver.g1-dns.com`
		A	2001:67c:28cc::15^{ONECOM-INFRA2001:67c:28cc::/48}
			PTR	`webhostingserver.g1-dns.com`
		A	195.206.121.15^{ONECOM-INFRA195.206.121.0/24}
			PTR	`webhostingserver.g1-dns.com`
MX	`firstamholding-nl.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::1^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00401.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::c^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::1^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as9pr07cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::3^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am6pr04cu00303.inbound.protection.outlook.com`
		A	52.101.68.16^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00400.inbound.protection.outlook.com`
		A	52.101.68.27^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00503.inbound.protection.outlook.com`
		A	52.101.73.8^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am0pr04cu00500.inbound.protection.outlook.com`
		A	52.101.73.19^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr04cu00803.inbound.protection.outlook.com`
TXT	`v=DMARC1; p=quarantine; sp=none;`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`MS=ms51590301`
SOA	`webhostingserver.g1-dns.one`hostmaster@webhostingserver.nl 2026-03-03 #1

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-06-02 07:00:01 +0000 (EPOCH 1780383601)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-06-02 #14

Subdomains

mail.firstamholding.nl

Same first word

firstamholding.com

firstamholding.nl

DNS History

13 records (5 active, 8 former)

○NSns1.webhostingserver.nl2015-06-20 → 2017-06-20 · 4 obs

● 2015-06-20 23:53:02
● 2017-06-20 18:10:16
○ 2026-04-01 08:40:02
○ 2026-06-02 08:06:48

○NSns2.webhostingserver.nl2015-06-20 → 2017-06-20 · 4 obs

● 2015-06-20 23:53:02
● 2017-06-20 18:10:16
○ 2026-04-01 08:40:02
○ 2026-06-02 08:06:48

○NSns3.webhostingserver.nl2015-06-20 → 2017-06-20 · 4 obs

● 2015-06-20 23:53:02
● 2017-06-20 18:10:16
○ 2026-04-01 08:40:02
○ 2026-06-02 08:06:48

●NSwebhostingserver.g1-dns.com2026-04-01 → 2026-06-02 · 3 obs

○ 2017-06-20 18:10:16
● 2026-04-01 08:40:02
● 2026-06-02 08:06:48

●NSwebhostingserver.g1-dns.one2026-04-01 → 2026-06-02 · 3 obs

○ 2017-06-20 18:10:16
● 2026-04-01 08:40:02
● 2026-06-02 08:06:48

●MXfirstamholding-nl.mail.protection.outlook.com2026-04-01 → 2026-06-02 · 3 obs

○ 2017-06-20 18:10:16
● 2026-04-01 08:40:02
● 2026-06-02 08:06:48

○MXmail.firstamholding.nl2015-06-20 → 2017-06-20 · 4 obs

● 2015-06-20 23:53:02
● 2017-06-20 18:10:16
○ 2026-04-01 08:40:02
○ 2026-06-02 08:06:48

●A141.138.168.1122026-04-01 → 2026-06-02 · 3 obs

○ 2017-06-20 18:10:16
● 2026-04-01 08:40:02
● 2026-06-02 08:06:48

○A141.138.169.2122015-10-29 → 2017-06-20 · 5 obs

○ 2015-06-20 23:53:02
● 2015-10-29 23:04:54
● 2017-06-20 18:10:16
○ 2026-04-01 08:40:02
○ 2026-06-02 08:06:48

○A195.211.73.1702015-06-20 → 2015-06-20 · 3 obs

● 2015-06-20 23:53:02
○ 2015-10-29 23:04:54
○ 2026-06-02 08:06:48

○A2a03:3c00:a001:75::112015-06-20 → 2015-06-20 · 3 obs

● 2015-06-20 23:53:02
○ 2015-10-29 23:04:54
○ 2026-06-02 08:06:48

●A2a03:3c00:a002:167::10002026-04-01 → 2026-06-02 · 3 obs

○ 2017-06-20 18:10:16
● 2026-04-01 08:40:02
● 2026-06-02 08:06:48

○A2a03:3c00:a002:212::10002015-10-29 → 2017-06-20 · 5 obs

○ 2015-06-20 23:53:02
● 2015-10-29 23:04:54
● 2017-06-20 18:10:16
○ 2026-04-01 08:40:02
○ 2026-06-02 08:06:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns4.dns.nl, ns3.dns.nl	-
firstamholding.nl	webhostingserver.g1-dns.com, webhostingserver.g1-dns.one	-

✅ Authoritative Response

Server:185.10.11.15

NS records: webhostingserver.g1-dns.com, webhostingserver.g1-dns.one

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 923ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`141.138.168.112`
AAAA	1	`2a03:3c00:a002:167::1000`
NS	2	`webhostingserver.g1-dns.com, webhostingserver.g1-dns.one`
MX	1	`firstamholding-nl.mail.protection.outloo`
TXT	3	`MS=ms51590301, v=DMARC1; p=quarantine; sp=none;...`
SOA	1	`webhostingserver.g1-dns.one hostmaster.w`

Analysis

Hierarchy

The domain mail.firstamholding.nl falls under the parent firstamholding.nl.

IP Addresses

firstamholding.nl points to two IP numbers: 141.138.168.112 and 2a03:3c00:a002:167::1000.

Additional host names — izoo.nl, wendela.nl, mail.valsbeschuldigd.net and two others — share IP numbers with firstamholding.nl.

Name Servers

firstamholding.nl has two authoritative name servers — webhostingserver.g1-dns.com and webhostingserver.g1-dns.one.

firstamholding.nl shares its name server setup with other domains, including yogabenessere.nl, nutesten.nl, simotion.nl and two others.

The name servers for firstamholding.nl overlap at least partially with those of other domains — for example welman.net.

Both webhostingserver.g1-dns.com and webhostingserver.g1-dns.one have two IP addresses each. webhostingserver.g1-dns.com resolves to 195.206.121.15 and 2001:67c:28cc::15; webhostingserver.g1-dns.one resolves to 185.10.11.15 and 2001:67c:3c0::15.

Mail Servers

firstamholding.nl has one mail server: firstamholding-nl.mail.protection.outlook.com.

firstamholding-nl.mail.protection.outlook.com points to 8 IP addresses: 52.101.68.16, 52.101.68.27, 52.101.73.8 and five others.

firstamholding.nl - robtex.com