`dots4u.org`

DNSSEC	⚠️ Not signed
A	2a01:7c8:f0:1081:0:1:c5d2:88e3^{🇳🇱 COMBELL-AS2a01:7c8:f0::/46 Combell}
A	85.10.159.95^{🇳🇱 COMBELL-AS85.10.156.0/22 Combell}
NS	`ns1.bdm.microsoftonline.com` ⭐
		A	2603:1061:0:700::d0^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
		A	13.107.236.208^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
NS	`ns2.bdm.microsoftonline.com`
		A	2620:1ec:8ec:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
		A	150.171.21.208^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
NS	`ns3.bdm.microsoftonline.com`
		A	2a01:111:4000:700::d0^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-208.azure-dns.org`
		A	204.14.183.208^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-208.azure-dns.org`
NS	`ns4.bdm.microsoftonline.com`
		A	2620:1ec:bda:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
		A	208.84.5.208^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
MX	`dots4u-org.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::a^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du0pr03cu00102.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::7^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	52.101.68.21^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00205.inbound.protection.outlook.com`
		A	52.101.68.27^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00503.inbound.protection.outlook.com`
		A	52.101.73.6^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am6pr04cu00306.inbound.protection.outlook.com`
		A	52.101.73.8^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am0pr04cu00500.inbound.protection.outlook.com`
TXT	`mscid=RdB03Qs2XZ49FaINeLHe4cBmJUu1Yn8vqlVkDlbDoYInYyI4d4PqdD0NCTdCwegxp5/3wpP...`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`brevo-code:bd3c721ff963bc9e7a8dab00719ab6f5`
SOA	`ns1.bdm.microsoftonline.com`azuredns-hostmaster@microsoft.com serial=1

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1774879074

Same first word

dots4u.nl

dots4u.org

dots4u.com

dots4u.eu

Similar names

dost4u.de

DNS History

10 records (7 active, 3 former)

●NSns1.bdm.microsoftonline.com2026-02-15 → 2026-03-30 · 3 obs

○ 2016-08-26 20:19:40
● 2026-02-15 23:01:58
● 2026-03-30 14:10:58

●NSns2.bdm.microsoftonline.com2026-02-15 → 2026-03-30 · 3 obs

○ 2016-08-26 20:19:40
● 2026-02-15 23:01:58
● 2026-03-30 14:10:58

●NSns3.bdm.microsoftonline.com2026-02-15 → 2026-03-30 · 3 obs

○ 2016-08-26 20:19:40
● 2026-02-15 23:01:58
● 2026-03-30 14:10:58

○NSns35.domaincontrol.com2015-06-19 → 2016-08-26 · 4 obs

● 2015-06-19 03:12:58
● 2016-08-26 20:19:40
○ 2026-02-15 23:01:58
○ 2026-03-30 14:10:58

○NSns36.domaincontrol.com2015-06-19 → 2016-08-26 · 4 obs

● 2015-06-19 03:12:58
● 2016-08-26 20:19:40
○ 2026-02-15 23:01:58
○ 2026-03-30 14:10:58

●NSns4.bdm.microsoftonline.com2026-02-15 → 2026-03-30 · 3 obs

○ 2016-08-26 20:19:40
● 2026-02-15 23:01:58
● 2026-03-30 14:10:58

●MXdots4u-org.mail.protection.outlook.com2015-06-19 → 2026-03-30 · 2 obs

● 2015-06-19 03:12:58
● 2026-03-30 14:10:58

●A2a01:7c8:f0:1081:0:1:c5d2:88e32026-02-15 → 2026-03-30 · 3 obs

○ 2016-08-26 20:19:40
● 2026-02-15 23:01:58
● 2026-03-30 14:10:58

○A72.167.191.692015-06-19 → 2016-08-26 · 4 obs

● 2015-06-19 03:12:58
● 2016-08-26 20:19:40
○ 2026-02-15 23:01:58
○ 2026-03-30 14:10:58

●A85.10.159.952026-02-15 → 2026-03-30 · 3 obs

○ 2016-08-26 20:19:40
● 2026-02-15 23:01:58
● 2026-03-30 14:10:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
dots4u.org	ns1.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com	-

✅ Authoritative Response

Server:150.171.21.208

NS records: ns1.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dots4u.org (unsigned zone)

⏱️ Timing

Total: 425ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.10.159.95`
AAAA	1	`2a01:7c8:f0:1081:0:1:c5d2:88e3`
NS	4	`ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...`
MX	1	`dots4u-org.mail.protection.outlook.com (`
TXT	3	`mscid=RdB03Qs2XZ49FaINeLHe4cBmJUu1Yn8vql, v=spf1 include:spf.protection.outlook.co...`
SOA	1	`ns1.bdm.microsoftonline.com azuredns-hos`

Analysis

IP Addresses

dots4u.org resolves to two IPs: 2a01:7c8:f0:1081:0:1:c5d2:88e3 and 85.10.159.95.

other host names for instance juriraad.nl, amped.nl, autocuesystems.com, 1move.nl and flevo-extrusion.nl share IP numbers with dots4u.org.

Name Servers

dots4u.org is delegated to four name servers: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.

dots4u.org at least partially shares name servers with other domains, for instance valdelasne.be, boij.net, matsuo.com.my, alperton.ie and sissdata.com.au.