`leanperformance.nl`

DNSSEC	⚠️ Not signed
A	2a06:2ec0:1::159^{🇳🇱 AS-ZXCS2a06:2ec0::/32}
		PTR	`web0159.zxcs.nl`
A	185.104.29.154^{🇳🇱 AS-ZXCS185.104.29.0/24}
NS	`ns.zxcs.nl` ⭐
		A	2a06:2ec0:1::10^{🇳🇱 AS-ZXCS2a06:2ec0::/32}
			PTR	`ns1.zxcs.nl`
		A	185.104.28.19^{🇳🇱 AS-ZXCS185.104.28.0/24}
			PTR	`ns1.zxcs.nl`
NS	`ns.zxcs.be`
		A	2a03:b0c0:3:d0::116:2001^{🇩🇪 DIGITALOCEAN2a03:b0c0:3::/48 DigitalOcean}
			PTR	`ns2.zxcs.nl`
		A	46.101.179.64^{🇩🇪 DIGITALOCEAN46.101.128.0/17 DigitalOcean}
			PTR	`ns2.zxcs.nl`
NS	`ns.zxcs.eu`
		A	2a03:b0c0:2:d0::57:1001^{🇳🇱 DIGITALOCEAN2a03:b0c0:2::/48 DigitalOcean}
			PTR	`ns3.zxcs.nl`
		A	178.62.208.8^{🇳🇱 DIGITALOCEAN178.62.192.0/18 DigitalOcean}
			PTR	`ns3.zxcs.nl`
MX	`mail.a3thinking.nl` ⭐
		A	2a06:2ec0:1::159^{🇳🇱 AS-ZXCS2a06:2ec0::/32}
			PTR	`web0159.zxcs.nl`
		A	185.104.29.154^{🇳🇱 AS-ZXCS185.104.29.0/24}
			PTR	`web0159.zxcs.nl`
TXT	`v=spf1 a mx ip4:185.104.29.154 ip6:2a06:2ec0:1:0:0:0:0:159 include:filter-out...`
SOA	`ns.zxcs.nl`hostmaster@a3thinking.nl 2024-10-18 #3

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-03-27 17:30:02 +0000 (EPOCH 1774632602)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-03-27 #35

Subdomains

mail.leanperformance.nl

Same first word

leanperformance.nl

DNS History

13 records (6 active, 7 former)

●NSns.zxcs.be2026-03-18 → 2026-03-27 · 3 obs

○ 2020-04-13 18:24:40
● 2026-03-18 03:17:34
● 2026-03-27 18:01:12

●NSns.zxcs.eu2026-03-18 → 2026-03-27 · 3 obs

○ 2020-04-13 18:24:40
● 2026-03-18 03:17:34
● 2026-03-27 18:01:12

●NSns.zxcs.nl2026-03-18 → 2026-03-27 · 3 obs

○ 2020-04-13 18:24:40
● 2026-03-18 03:17:34
● 2026-03-27 18:01:12

○NSns1.djhost.nl2015-07-16 → 2017-04-08 · 4 obs

● 2015-07-16 03:00:22
● 2017-04-08 23:37:04
○ 2020-04-13 18:24:40
○ 2026-03-27 18:01:12

○NSns1.smackit.nl2020-04-13 → 2020-04-13 · 4 obs

○ 2017-04-08 23:37:04
● 2020-04-13 18:24:40
○ 2026-03-18 03:17:34
○ 2026-03-27 18:01:12

○NSns2.djhost.nl2015-07-16 → 2017-04-08 · 4 obs

● 2015-07-16 03:00:22
● 2017-04-08 23:37:04
○ 2020-04-13 18:24:40
○ 2026-03-27 18:01:12

○NSns2.smackit.nl2020-04-13 → 2020-04-13 · 4 obs

○ 2017-04-08 23:37:04
● 2020-04-13 18:24:40
○ 2026-03-18 03:17:34
○ 2026-03-27 18:01:12

●MXmail.a3thinking.nl2026-03-18 → 2026-03-27 · 3 obs

○ 2020-04-13 18:24:40
● 2026-03-18 03:17:34
● 2026-03-27 18:01:12

○MXmail.leanperformance.nl2015-07-16 → 2020-04-13 · 4 obs

● 2015-07-16 03:00:22
● 2020-04-13 18:24:40
○ 2026-03-18 03:17:34
○ 2026-03-27 18:01:12

●A185.104.29.1542026-03-18 → 2026-03-27 · 3 obs

○ 2020-04-13 18:24:40
● 2026-03-18 03:17:34
● 2026-03-27 18:01:12

●A2a06:2ec0:1::1592026-03-18 → 2026-03-27 · 3 obs

○ 2020-04-13 18:24:40
● 2026-03-18 03:17:34
● 2026-03-27 18:01:12

○A37.247.35.1312015-07-16 → 2017-04-08 · 4 obs

● 2015-07-16 03:00:22
● 2017-04-08 23:37:04
○ 2020-04-13 18:24:40
○ 2026-03-27 18:01:12

○A77.243.238.2012020-04-13 → 2020-04-13 · 4 obs

○ 2017-04-08 23:37:04
● 2020-04-13 18:24:40
○ 2026-03-18 03:17:34
○ 2026-03-27 18:01:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns4.dns.nl, ns3.dns.nl, ns1.dns.nl	-
leanperformance.nl	ns.zxcs.be, ns.zxcs.eu, ns.zxcs.nl	-

✅ Authoritative Response

Server:185.104.28.19

NS records: ns.zxcs.be, ns.zxcs.eu, ns.zxcs.nl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for leanperformance.nl (unsigned zone)

⏱️ Timing

Total: 293ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.104.29.154`
AAAA	1	`2a06:2ec0:1::159`
NS	3	`ns.zxcs.eu, ns.zxcs.be...`
MX	1	`mail.a3thinking.nl (pri: 10)`
TXT	1	`v=spf1 a mx ip4:185.104.29.154 ip6:2a06:`
SOA	1	`ns.zxcs.nl hostmaster.a3thinking.nl`

Analysis

Hierarchy

leanperformance.nl is the parent of mail.leanperformance.nl.

IP Addresses

leanperformance.nl resolves to two IP numbers: 2a06:2ec0:1::159 and 185.104.29.154.

Other host names, for instance roakmedia.nl, kromkommer.nl, web0159.zxcs.nl, mail.jesteroftheking.nl and verkeersschoolsinay.nl share IP numbers with leanperformance.nl.

Name Servers

leanperformance.nl delegates to three name servers: ns.zxcs.be, ns.zxcs.eu and ns.zxcs.nl.

leanperformance.nl shares some name servers with other domains, for example mydiary.net, onassis.nl, office-solutions.nl, rovare.com and 1to0.nl.

These name servers are often used together with ns1.zxcs.nl, ns2.zxcs.nl and ns3.zxcs.nl.

Host names with two IP numbers:

ns.zxcs.be: 2a03:b0c0:3:d0::116:2001 and 46.101.179.64

ns.zxcs.eu: 2a03:b0c0:2:d0::57:1001 and 178.62.208.8

ns.zxcs.nl: 2a06:2ec0:1::10 and 185.104.28.19

Mail Servers

leanperformance.nl is handled by a single mail server, mail.a3thinking.nl.

leanperformance.nl uses the same mail server setup as other domains, for example a3thinking.nl.

mail.a3thinking.nl resolves to two IPs: 2a06:2ec0:1::159 and 185.104.29.154.

leanperformance.nl - robtex.com