`dropconsultancy.nl`

DNSSEC	⚠️ Not signed
A	212.45.63.20^{🇳🇱 NL-SOLCON212.45.32.0/19 Solcon Internetdiensten B.V.}
		PTR	`lsw.solcon.nl`
NS	`nsauth01.solcon.nl` ⭐
		A	2001:9e0:4:32::15^{🇳🇱 NL-SOLCON2001:9e0::/29}
			PTR	`nsauth01.solcon.nl`
		A	212.45.32.15^{🇳🇱 NL-SOLCON212.45.32.0/19 Solcon Internetdiensten B.V.}
			PTR	`nsauth01.solcon.nl`
NS	`nsauth02.solcon.nl`
		A	2001:9e0:8:975::15^{🇳🇱 NL-SOLCON2001:9e0::/29}
			PTR	`nsauth02.solcon.eu`
		A	83.247.127.15^{🇳🇱 NL-SOLCON83.247.0.0/17 Solcon Internetdiensten B.V.}
			PTR	`nsauth02.solcon.eu`
NS	`nsauth03.solcon.nl`
		A	2a01:1b0:8:6::15^{🇳🇱 DUOCAST-AS2a01:1b0::/32 Duocast}
			PTR	`nsauth03.solcon.net`
		A	89.188.2.227^{🇳🇱 DUOCAST-AS89.188.0.0/21 Duocast - Globalswitch}
			PTR	`nsauth03.solcon.net`
MX	`dropconsultancy-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::10^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbapr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::8^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::b^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00103.inbound.protection.outlook.com`
		A	52.101.68.3^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00403.inbound.protection.outlook.com`
		A	52.101.68.10^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dbbpr03cu00102.inbound.protection.outlook.com`
		A	52.101.68.29^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dbapr03cu00105.inbound.protection.outlook.com`
		A	52.101.73.19^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr04cu00803.inbound.protection.outlook.com`
MX	`mx101.solcon.nl`⁽¹⁰⁾
		A	2001:9e0:4:32::235^{🇳🇱 NL-SOLCON2001:9e0::/29}
			PTR	`mx101.solcon.nl`
		A	212.45.32.235^{🇳🇱 NL-SOLCON212.45.32.0/19 Solcon Internetdiensten B.V.}
			PTR	`mx101.solcon.nl`
MX	`mx102.solcon.nl`⁽¹⁰⁾
		A	2001:9e0:4:32::236^{🇳🇱 NL-SOLCON2001:9e0::/29}
			PTR	`mx102.solcon.nl`
		A	212.45.32.236^{🇳🇱 NL-SOLCON212.45.32.0/19 Solcon Internetdiensten B.V.}
			PTR	`mx102.solcon.nl`
MX	`mx103.solcon.nl`⁽¹⁰⁾
		A	2001:9e0:4:32::237^{🇳🇱 NL-SOLCON2001:9e0::/29}
			PTR	`mx103.solcon.nl`
		A	212.45.32.237^{🇳🇱 NL-SOLCON212.45.32.0/19 Solcon Internetdiensten B.V.}
			PTR	`mx103.solcon.nl`
MX	`mx104.solcon.nl`⁽¹⁰⁾
		A	2001:9e0:4:32::238^{🇳🇱 NL-SOLCON2001:9e0::/29}
			PTR	`mx104.solcon.nl`
		A	212.45.32.238^{🇳🇱 NL-SOLCON212.45.32.0/19 Solcon Internetdiensten B.V.}
			PTR	`mx104.solcon.nl`
TXT	`MS=ms11418430`
TXT	`brEpracr8`
TXT	`v=spf1 include:spf.solcon.nl include:spf.autodiscover.net include:spf.protect...`
SOA	`nsauth01.solcon.nl`postmaster@solcon.nl 2020-04-22 #10

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-05-15 08:00:01 +0000 (EPOCH 1778832001)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-05-15 #16

Subdomains

maildefer.dropconsultancy.nl

Same first word

dropconsultancy.nl

DNS History

11 records (9 active, 2 former)

●NSnsauth01.solcon.nl2015-07-04 → 2026-05-15 · 2 obs

● 2015-07-04 22:37:42
● 2026-05-15 08:45:26

●NSnsauth02.solcon.nl2015-07-04 → 2026-05-15 · 2 obs

● 2015-07-04 22:37:42
● 2026-05-15 08:45:26

●NSnsauth03.solcon.nl2015-07-04 → 2026-05-15 · 2 obs

● 2015-07-04 22:37:42
● 2026-05-15 08:45:26

●MXdropconsultancy-nl.mail.protection.outlook.com2016-07-03 → 2026-05-15 · 3 obs

○ 2015-07-04 22:37:42
● 2016-07-03 18:09:30
● 2026-05-15 08:45:26

○MXmx1.autodiscover.net2015-07-04 → 2019-04-22 · 4 obs

● 2015-07-04 22:37:42
● 2019-04-22 16:46:52
○ 2026-04-18 03:40:04
○ 2026-05-15 08:45:26

●MXmx101.solcon.nl2016-07-03 → 2026-05-15 · 3 obs

○ 2015-07-04 22:37:42
● 2016-07-03 18:09:30
● 2026-05-15 08:45:26

●MXmx102.solcon.nl2016-07-03 → 2026-05-15 · 3 obs

○ 2015-07-04 22:37:42
● 2016-07-03 18:09:30
● 2026-05-15 08:45:26

●MXmx103.solcon.nl2016-07-03 → 2026-05-15 · 3 obs

○ 2015-07-04 22:37:42
● 2016-07-03 18:09:30
● 2026-05-15 08:45:26

●MXmx104.solcon.nl2016-07-03 → 2026-05-15 · 3 obs

○ 2015-07-04 22:37:42
● 2016-07-03 18:09:30
● 2026-05-15 08:45:26

○MXmx2.autodiscover.net2015-07-04 → 2019-04-22 · 4 obs

● 2015-07-04 22:37:42
● 2019-04-22 16:46:52
○ 2026-04-18 03:40:04
○ 2026-05-15 08:45:26

●A212.45.63.202015-07-04 → 2026-05-15 · 2 obs

● 2015-07-04 22:37:42
● 2026-05-15 08:45:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns3.dns.nl, ns4.dns.nl	-
dropconsultancy.nl	nsauth01.solcon.nl, nsauth02.solcon.nl, nsauth03.solcon.nl	2 records

✅ Authoritative Response

Server:83.247.127.15

NS records: nsauth01.solcon.nl, nsauth02.solcon.nl, nsauth03.solcon.nl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dropconsultancy.nl (unsigned zone)

⏱️ Timing

Total: 634ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`212.45.63.20`
NS	3	`nsauth01.solcon.nl, nsauth03.solcon.nl...`
MX	5	`mx103.solcon.nl (pri: 10), dropconsultancy-nl.mail.protection.outlo...`
TXT	3	`v=spf1 include:spf.solcon.nl include:spf, MS=ms11418430...`
SOA	1	`nsauth01.solcon.nl postmaster.solcon.nl`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (nsauth01.solcon.nl, nsauth01.solcon.nl)

Analysis

Hierarchy

dropconsultancy.nl is the parent of maildefer.dropconsultancy.nl.

IP Addresses

dropconsultancy.nl resolves to one IP number: 212.45.63.20.

other host names including www.kies.nu, herbamare.be, mijnletsel.nl, dekabos.nl and vandenbrinkinstallatietechniek.nl share IP numbers with dropconsultancy.nl.

Name Servers

dropconsultancy.nl is delegated to three name servers nsauth01.solcon.nl, nsauth02.solcon.nl and nsauth03.solcon.nl.

dropconsultancy.nl at least partially shares name servers with other domains, for instance 78.247.83.in-addr.arpa, damcon.eu, ruimteverhuur.nl, gtij.nl and 113.247.83.in-addr.arpa.

Host names with two IP numbers:

nsauth01.solcon.nl points to: 2001:9e0:4:32::15 and 212.45.32.15.

nsauth02.solcon.nl points to: 2001:9e0:8:975::15 and 83.247.127.15.

nsauth03.solcon.nl points to: 2a01:1b0:8:6::15 and 89.188.2.227.

Mail Servers

dropconsultancy.nl is handled by five mail servers: mx101.solcon.nl, mx102.solcon.nl, mx103.solcon.nl, mx104.solcon.nl and dropconsultancy-nl.mail.protection.outlook.com.

dropconsultancy.nl shares some mail servers with other domains, at least partially, for instance mysolutioncloud.nl, tellit.nu, johnsonfitness.be, dhmedikom.de and thorwin.nl.