`dumco.nl`

DNSSEC	🔒 Signed (DS record present)
A	62.221.212.165^{🇳🇱 CLDIN-NL62.221.192.0/19}
		PTR	`nauste.savviihq.com`
NS	`ns1.argewebhosting.eu` ⭐
		A	2a05:1500:702:0:1c00:eff:fe00:ce^{🇳🇱 CLDIN-NL2a05:1500::/29}
		A	31.25.98.210^{🇳🇱 CLDIN-NL31.25.96.0/21 PCextreme B.V.}
NS	`ns2.argewebhosting.com`
		A	2a05:1500:702:0:1c00:13ff:fe00:a5^{🇳🇱 CLDIN-NL2a05:1500::/29}
		A	31.25.98.169^{🇳🇱 CLDIN-NL31.25.96.0/21 PCextreme B.V.}
NS	`ns3.argewebhosting.nl`
		A	2a05:1500:600:7:1c00:55ff:fe00:f1a^{🇳🇱 CLDIN-NL2a05:1500:600::/40 PCextreme B.V. - Amsterdam (ams02)}
		A	92.63.168.137^{🇳🇱 CLDIN-NL92.63.168.0/21 PCextreme IPv4 Route}
			PTR	`ns3.argewebhosting.nl`
MX	`dumco-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::2^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du2pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::7^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00307.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}
			PTR	`mail-dbbpr03cu00102.inbound.protection.outlook.com`
		A	52.101.73.8^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am0pr04cu00500.inbound.protection.outlook.com`
		A	52.101.73.26^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as9pr05cu01302.inbound.protection.outlook.com`
		A	52.101.73.30^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00306.inbound.protection.outlook.com`
TXT	`google-site-verification=gzuAJvtY5qRrTAkYOrONl76StJXBnMhbwC0_WFmc6Rc`
TXT	`v=spf1 include:spf.protection.outlook.com include:emsd1.com include:spf.trans...`
TXT	`bs0q9fmhr07d61vrq0nkrh6y8fl7g3bz`
TXT	`84mk0v5n1th45xzvmzdmm88kd2dj280r`
SOA	`ns1.argewebhosting.eu`hostmaster@argeweb.nl 2026-04-21 #1

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-08-04 04:00:01 +0000 (EPOCH 1785816001)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-08-04 #8

Same first word

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dumco.net

dumco.be

dumco.nl

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ucdom.cn

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moduc.org

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comud.top

cumdo.com

DNS History

17 records (5 active, 12 former)

●NSns1.argewebhosting.eu2026-05-30 → 2026-08-04 · 3 obs

○ 2017-12-16 07:15:46
● 2026-05-30 04:58:38
● 2026-08-04 05:26:58

○NSns1.duocast.net2015-07-16 → 2016-02-04 · 4 obs

● 2015-07-16 10:37:18
● 2016-02-04 09:45:42
○ 2016-04-29 11:39:26
○ 2026-08-04 05:26:58

●NSns2.argewebhosting.com2026-05-30 → 2026-08-04 · 3 obs

○ 2017-12-16 07:15:46
● 2026-05-30 04:58:38
● 2026-08-04 05:26:58

○NSns2.duocast.net2015-07-16 → 2016-02-04 · 4 obs

● 2015-07-16 10:37:18
● 2016-02-04 09:45:42
○ 2016-04-29 11:39:26
○ 2026-08-04 05:26:58

●NSns3.argewebhosting.nl2026-05-30 → 2026-08-04 · 3 obs

○ 2017-12-16 07:15:46
● 2026-05-30 04:58:38
● 2026-08-04 05:26:58

○NSnsa.byte.nl2016-04-29 → 2017-12-16 · 5 obs

○ 2016-02-04 09:45:42
● 2016-04-29 11:39:26
● 2017-12-16 07:15:46
○ 2026-05-30 04:58:38
○ 2026-08-04 05:26:58

○NSnsb.byte.nl2016-04-29 → 2017-12-16 · 5 obs

○ 2016-02-04 09:45:42
● 2016-04-29 11:39:26
● 2017-12-16 07:15:46
○ 2026-05-30 04:58:38
○ 2026-08-04 05:26:58

○NSnsc.byte.nl2016-04-29 → 2017-12-16 · 5 obs

○ 2016-02-04 09:45:42
● 2016-04-29 11:39:26
● 2017-12-16 07:15:46
○ 2026-05-30 04:58:38
○ 2026-08-04 05:26:58

●MXdumco-nl.mail.protection.outlook.com2026-05-30 → 2026-08-04 · 3 obs

○ 2017-12-16 07:15:46
● 2026-05-30 04:58:38
● 2026-08-04 05:26:58

○MXfallback.digisafe.nl2016-04-29 → 2017-12-16 · 5 obs

○ 2015-07-16 10:37:18
● 2016-04-29 11:39:26
● 2017-12-16 07:15:46
○ 2026-05-30 04:58:38
○ 2026-08-04 05:26:58

○MXmx.digisafe.nl2015-07-16 → 2017-12-16 · 4 obs

● 2015-07-16 10:37:18
● 2017-12-16 07:15:46
○ 2026-05-30 04:58:38
○ 2026-08-04 05:26:58

○MXsmtp-niet-gebruiken.byte.nl2016-06-08 → 2016-12-24 · 5 obs

○ 2016-04-29 11:39:26
● 2016-06-08 10:49:02
● 2016-12-24 02:56:16
○ 2017-12-16 07:15:46
○ 2026-08-04 05:26:58

○A46.21.230.1842016-06-08 → 2017-12-16 · 5 obs

○ 2016-04-29 11:39:26
● 2016-06-08 10:49:02
● 2017-12-16 07:15:46
○ 2026-05-30 04:58:38
○ 2026-08-04 05:26:58

○A46.21.232.1412016-04-29 → 2016-04-29 · 4 obs

○ 2016-02-04 09:45:42
● 2016-04-29 11:39:26
○ 2016-06-08 10:49:02
○ 2026-08-04 05:26:58

○A46.21.233.1722016-04-29 → 2016-04-29 · 4 obs

○ 2016-02-04 09:45:42
● 2016-04-29 11:39:26
○ 2016-06-08 10:49:02
○ 2026-08-04 05:26:58

●A62.221.212.1652026-05-30 → 2026-08-04 · 3 obs

○ 2017-12-16 07:15:46
● 2026-05-30 04:58:38
● 2026-08-04 05:26:58

○A83.137.149.542015-07-16 → 2016-02-04 · 4 obs

● 2015-07-16 10:37:18
● 2016-02-04 09:45:42
○ 2016-04-29 11:39:26
○ 2026-08-04 05:26:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns4.dns.nl, ns3.dns.nl, ns1.dns.nl	-
dumco.nl	ns3.argewebhosting.nl, ns2.argewebhosting.com, ns1.argewebhosting.eu	2 records

✅ Authoritative Response

Server:31.25.98.169

NS records: ns3.argewebhosting.nl, ns2.argewebhosting.com, ns1.argewebhosting.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 684ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`62.221.212.165`
NS	3	`ns2.argewebhosting.com, ns1.argewebhosting.eu...`
MX	1	`dumco-nl.mail.protection.outlook.com (pr`
TXT	4	`v=spf1 include:spf.protection.outlook.co, 84mk0v5n1th45xzvmzdmm88kd2dj280r...`
SOA	1	`ns1.argewebhosting.eu hostmaster.argeweb`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns3.argewebhosting.nl, ns3.argewebhosting.nl)

Analysis

IP Addresses

dumco.nl has exactly one IP address — 62.221.212.165.

mail2.mysole.be, medisole.com, nauste.savviihq.com plus two other host names have IP numbers in common with dumco.nl.

Name Servers

dumco.nl is delegated to three name servers: ns2.argewebhosting.com, ns1.argewebhosting.eu and ns3.argewebhosting.nl.

dumco.nl shares at least some of its name servers with other domains, including atapp.nl, jantiebosch.com, interactive-nl.com and two others.

These name servers are frequently seen alongside the name servers ns01.is.nl.

ns2.argewebhosting.com, ns1.argewebhosting.eu and ns3.argewebhosting.nl each resolve to two IP addresses: ns2.argewebhosting.com resolves to 31.25.98.169 and 2a05:1500:702:0:1c00:13ff:fe00:a5; ns1.argewebhosting.eu resolves to 31.25.98.210 and 2a05:1500:702:0:1c00:eff:fe00:ce; ns3.argewebhosting.nl resolves to 92.63.168.137 and 2a05:1500:600:7:1c00:55ff:fe00:f1a.

Mail Servers

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

dumco-nl.mail.protection.outlook.com has 8 IP addresses: 52.101.68.10, 52.101.73.8, 52.101.73.26 plus 5 more.

dumco.nl - robtex.com

dumco.nl

nl

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`dumco.nl`

`nl`