quickthinking.nl - dns.ninja

`quickthinking.nl`

DNSSEC	🔒 Signed (DS record present)
A	81.171.2.219^{🇳🇱 LEASEWEB-NL-AMS-0181.171.0.0/19}
		PTR	`web01.0x4f.eu`
NS	`ns01.0x4f.eu` ⭐
		A	2a02:2770:15:0:21a:4aff:fe68:bb0^{🇳🇱 TILAA2a02:2770::/32 Routed by Tilaa}
		A	84.22.110.150^{🇳🇱 TILAA84.22.110.0/24 Routed by Tilaa}
NS	`ns02.0x4f.nl`
		A	2001:1af8:4700:a107:1::1^{🇳🇱 LEASEWEB-NL-AMS-012001:1af8::/32 NL-LEASEWEB-20040408 Leaseweb}
			PTR	`mx02.0x4f.eu`
		A	37.48.87.149^{🇳🇱 LEASEWEB-NL-AMS-0137.48.64.0/18 LEASEWEB}
			PTR	`mx02.0x4f.eu`
MX	`mx03.0x4f.eu` ⭐
		A	2001:67c:f54:3000::196^{AltStack2001:67c:f54::/48}
			PTR	`mx03.0x4f.eu`
		A	185.104.131.196^{🇳🇱 AltStack185.104.131.0/24}
			PTR	`mx03.0x4f.eu`
MX	`mx02.0x4f.eu`⁽²⁰⁰⁾
		A	2001:1af8:4700:a107:1::1^{🇳🇱 LEASEWEB-NL-AMS-012001:1af8::/32 NL-LEASEWEB-20040408 Leaseweb}
			PTR	`mx02.0x4f.eu`
		A	37.48.87.149^{🇳🇱 LEASEWEB-NL-AMS-0137.48.64.0/18 LEASEWEB}
			PTR	`mx02.0x4f.eu`
TXT	`v=spf1 include:spf.0x4f.eu ~all`
SOA	`ns01.0x4f.eu`hostmaster@0x4f.eu 2026-07-23 #1

`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 21:30:01 +0000 (EPOCH 1785274201)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-07-28 #43

Same first word

quickthinking.nl

quickthinking.co.za

Similar names

thinkingquick.org

DNS History

9 records (5 active, 4 former)

●NSns01.0x4f.eu2017-08-12 → 2026-07-28 · 3 obs

○ 2016-11-28 08:27:30
● 2017-08-12 22:35:48
● 2026-07-28 22:44:18

●NSns02.0x4f.nl2017-08-12 → 2026-07-28 · 3 obs

○ 2016-11-28 08:27:30
● 2017-08-12 22:35:48
● 2026-07-28 22:44:18

○NSparking1.mdnsservice.com2015-07-08 → 2016-11-28 · 4 obs

● 2015-07-08 11:50:56
● 2016-11-28 08:27:30
○ 2017-08-12 22:35:48
○ 2026-07-28 22:44:18

○NSparking2.mdnsservice.com2015-07-08 → 2016-11-28 · 4 obs

● 2015-07-08 11:50:56
● 2016-11-28 08:27:30
○ 2017-08-12 22:35:48
○ 2026-07-28 22:44:18

○MXmx01.0x4f.eu2017-08-12 → 2017-08-12 · 3 obs

● 2017-08-12 22:35:48
○ 2026-03-24 07:34:46
○ 2026-07-28 22:44:18

●MXmx02.0x4f.eu2017-08-12 → 2026-07-28 · 2 obs

● 2017-08-12 22:35:48
● 2026-07-28 22:44:18

●MXmx03.0x4f.eu2026-03-24 → 2026-07-28 · 3 obs

○ 2017-08-12 22:35:48
● 2026-03-24 07:34:46
● 2026-07-28 22:44:18

○A208.91.197.1602015-07-08 → 2016-11-28 · 4 obs

● 2015-07-08 11:50:56
● 2016-11-28 08:27:30
○ 2017-08-12 22:35:48
○ 2026-07-28 22:44:18

●A81.171.2.2192026-03-24 → 2026-07-28 · 3 obs

○ 2017-08-12 22:35:48
● 2026-03-24 07:34:46
● 2026-07-28 22:44:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns3.dns.nl, ns4.dns.nl	-
quickthinking.nl	ns01.0x4f.eu, ns02.0x4f.nl	2 records

✅ Authoritative Response

Server:37.48.87.149

NS records: ns01.0x4f.eu, ns02.0x4f.nl

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 628ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.171.2.219`
NS	2	`ns02.0x4f.nl, ns01.0x4f.eu`
MX	2	`mx02.0x4f.eu (pri: 200), mx03.0x4f.eu (pri: 100)`
TXT	1	`v=spf1 include:spf.0x4f.eu ~all`
SOA	1	`ns01.0x4f.eu hostmaster.0x4f.eu`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns02.0x4f.nl, ns02.0x4f.nl)

Analysis

IP Addresses

quickthinking.nl points to a single IP number: 81.171.2.219.

Additional host names — 0x4f.eu, dex.one, telcoventures.com and two others — share IP numbers with quickthinking.nl.

Name Servers

Two name servers handle the delegation for quickthinking.nl: ns01.0x4f.eu and ns02.0x4f.nl.

quickthinking.nl shares its name server setup with other domains, including obsimref.com, telcoventures.com, 131.104.185.in-addr.arpa and two others.

ns01.0x4f.eu and ns02.0x4f.nl both carry two IP addresses. The A records for ns01.0x4f.eu are 84.22.110.150 and 2a02:2770:15:0:21a:4aff:fe68:bb0; the A records for ns02.0x4f.nl are 37.48.87.149 and 2001:1af8:4700:a107:1::1.

Mail Servers

quickthinking.nl has two mail servers: mx02.0x4f.eu and mx03.0x4f.eu.

quickthinking.nl shares the same mail server setup as other domains, including tty.nu, buddhi.st, overkamp.co and two others.

quickthinking.nl shares mail servers — at least in part — with other domains, including taospace.com, speakup-telecom.co.uk, ryken.nl and two others.

These mail servers are frequently seen alongside the mail servers mx01.0x4f.eu.

mx02.0x4f.eu and mx03.0x4f.eu both carry two IP addresses. The A records for mx02.0x4f.eu are 37.48.87.149 and 2001:1af8:4700:a107:1::1; the A records for mx03.0x4f.eu are 185.104.131.196 and 2001:67c:f54:3000::196.