`williamdekroon.com`

DNSSEC	⚠️ Not signed
A	2a06:2ec0:1::82^{🇳🇱 AS-ZXCS2a06:2ec0::/32}
		PTR	`web0082.zxcs.nl`
A	185.104.29.12^{🇳🇱 AS-ZXCS185.104.29.0/24}
NS	`ns1.zxcs.nl` ⭐ ⚠️ Not in parent delegation
		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` ⚠️ Not in parent delegation
		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` ⚠️ Not in parent delegation
		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`
NS	`ns.zxcs.nl` ⚠️ Not in zone NS records
		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	`ns2.zxcs.nl` ⚠️ Not in zone NS records
		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	`ns3.zxcs.nl` ⚠️ Not in zone NS records
		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	`spamrelay03.zxcs.nl` ⭐
		A	2a06:2ec0:1::ffec^{🇳🇱 AS-ZXCS2a06:2ec0::/32}
			PTR	`spamrelay.zxcs.nl`
		A	185.104.28.12^{🇳🇱 AS-ZXCS185.104.28.0/24}
			PTR	`spamrelay.zxcs.nl`
TXT	`v=spf1 a mx ip4:185.104.29.0/24 ip4:185.104.29.12 ip6:2a06:2ec0:1:0:0:0:0:82 ...`
SOA	`ns.zxcs.nl`hostmaster@williamdekroon.com 2023-11-08 #0

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774635092

Same first word

williamdekroon.com

DNS History

20 records (9 active, 11 former)

●NSns.zxcs.be2026-02-17 → 2026-03-27 · 3 obs

○ 2018-08-15 02:49:12
● 2026-02-17 03:15:18
● 2026-03-27 18:14:54

●NSns.zxcs.eu2026-02-17 → 2026-03-27 · 3 obs

○ 2018-08-15 02:49:12
● 2026-02-17 03:15:18
● 2026-03-27 18:14:54

●NSns.zxcs.nl2026-02-17 → 2026-03-27 · 3 obs

○ 2018-08-15 02:49:12
● 2026-02-17 03:15:18
● 2026-03-27 18:14:54

○NSns01.webstekker.nl2015-06-16 → 2018-08-15 · 5 obs

○ 2008-11-13 12:40:18
● 2015-06-16 21:55:00
● 2018-08-15 02:49:12
○ 2026-02-17 03:15:18
○ 2026-03-27 18:14:54

○NSns02.webstekker.nl2015-06-16 → 2018-08-15 · 5 obs

○ 2008-11-13 12:40:18
● 2015-06-16 21:55:00
● 2018-08-15 02:49:12
○ 2026-02-17 03:15:18
○ 2026-03-27 18:14:54

○NSns1.webstekker.com2008-11-13 → 2008-11-13 · 3 obs

● 2008-11-13 12:40:18
○ 2015-06-16 21:55:00
○ 2026-03-27 18:14:54

●NSns1.zxcs.nl2026-02-17 → 2026-03-27 · 3 obs

○ 2018-08-15 02:49:12
● 2026-02-17 03:15:18
● 2026-03-27 18:14:54

●NSns2.zxcs.nl2026-02-17 → 2026-03-27 · 3 obs

○ 2018-08-15 02:49:12
● 2026-02-17 03:15:18
● 2026-03-27 18:14:54

○NSns3.webstekker.com2008-11-13 → 2008-11-13 · 3 obs

● 2008-11-13 12:40:18
○ 2015-06-16 21:55:00
○ 2026-03-27 18:14:54

●NSns3.zxcs.nl2026-02-17 → 2026-03-27 · 3 obs

○ 2018-08-15 02:49:12
● 2026-02-17 03:15:18
● 2026-03-27 18:14:54

○NSns4.webstekker.com2008-11-13 → 2008-11-13 · 3 obs

● 2008-11-13 12:40:18
○ 2015-06-16 21:55:00
○ 2026-03-27 18:14:54

○MXfallback.premiumantispam.nl2015-06-16 → 2018-08-15 · 5 obs

○ 2008-11-13 12:40:18
● 2015-06-16 21:55:00
● 2018-08-15 02:49:12
○ 2026-02-17 03:15:18
○ 2026-03-27 18:14:54

○MXfilter.premiumantispam.nl2015-06-16 → 2018-08-15 · 5 obs

○ 2008-11-13 12:40:18
● 2015-06-16 21:55:00
● 2018-08-15 02:49:12
○ 2026-02-17 03:15:18
○ 2026-03-27 18:14:54

○MXmail.williamdekroon.com2008-11-13 → 2008-11-13 · 3 obs

● 2008-11-13 12:40:18
○ 2015-06-16 21:55:00
○ 2026-03-27 18:14:54

○MXmailfb.williamdekroon.com2008-11-13 → 2008-11-13 · 3 obs

● 2008-11-13 12:40:18
○ 2015-06-16 21:55:00
○ 2026-03-27 18:14:54

●MXspamrelay03.zxcs.nl2026-02-17 → 2026-03-27 · 3 obs

○ 2018-08-15 02:49:12
● 2026-02-17 03:15:18
● 2026-03-27 18:14:54

●A185.104.29.122026-02-17 → 2026-03-27 · 3 obs

○ 2018-08-15 02:49:12
● 2026-02-17 03:15:18
● 2026-03-27 18:14:54

○A193.93.174.392008-11-13 → 2008-11-13 · 3 obs

● 2008-11-13 12:40:18
○ 2015-06-16 21:55:00
○ 2026-03-27 18:14:54

●A2a06:2ec0:1::822026-02-17 → 2026-03-27 · 3 obs

○ 2018-08-15 02:49:12
● 2026-02-17 03:15:18
● 2026-03-27 18:14:54

○A91.142.253.922015-06-16 → 2018-08-15 · 5 obs

○ 2008-11-13 12:40:18
● 2015-06-16 21:55:00
● 2018-08-15 02:49:12
○ 2026-02-17 03:15:18
○ 2026-03-27 18:14:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
williamdekroon.com	ns1.zxcs.nl, ns2.zxcs.nl, ns3.zxcs.nl	-

✅ Authoritative Response

Server:178.62.208.8

NS records: ns1.zxcs.nl, ns2.zxcs.nl, ns3.zxcs.nl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for williamdekroon.com (unsigned zone)

⏱️ Timing

Total: 750ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.104.29.12`
AAAA	1	`2a06:2ec0:1::82`
NS	3	`ns.zxcs.be, ns.zxcs.nl...`
MX	1	`spamrelay03.zxcs.nl (pri: 10)`
TXT	1	`v=spf1 a mx ip4:185.104.29.0/24 ip4:185.`
SOA	1	`ns.zxcs.nl hostmaster.williamdekroon.com`

Analysis

IP Addresses

williamdekroon.com resolves to two IP numbers: 2a06:2ec0:1::82 and 185.104.29.12.

other host names including mail.direct-finance.nl, demolkerei-shop.nl, isp24.nl, tiemen.nl and mail.kessense.com share IP numbers with williamdekroon.com.

Name Servers

williamdekroon.com is delegated to six name servers: ns.zxcs.be, ns.zxcs.eu, ns1.zxcs.nl, ns2.zxcs.nl, ns3.zxcs.nl and ns.zxcs.nl.

williamdekroon.com at least partially shares name servers with other domains, for instance suridate.nl, neptunusgroup.com, fasseur.eu, noreah.be and koopjesboet.nl.

Host names with two IP numbers

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

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

ns1.zxcs.nl points to 2a06:2ec0:1::10 and 185.104.28.19

ns2.zxcs.nl points to 2a03:b0c0:3:d0::116:2001 and 46.101.179.64

ns3.zxcs.nl points to 2a03:b0c0:2:d0::57:1001 and 178.62.208.8

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

Host names that point to 2a03:b0c0:3:d0::116:2001: ns.zxcs.be and ns2.zxcs.nl

Host names that point to 46.101.179.64: ns.zxcs.be and ns2.zxcs.nl

Host names that point to 2a03:b0c0:2:d0::57:1001: ns.zxcs.eu and ns3.zxcs.nl

Host names that point to 178.62.208.8: ns.zxcs.eu and ns3.zxcs.nl

Host names that point to 2a06:2ec0:1::10: ns1.zxcs.nl and ns.zxcs.nl

Host names that point to 185.104.28.19: ns1.zxcs.nl and ns.zxcs.nl

Mail Servers

williamdekroon.com is handled by a single mail server, spamrelay03.zxcs.nl.

williamdekroon.com shares the same mail server setup as other domains, for instance swool.nl, telsatec.nl, robspruyt.nl, korilu.nl and espresso-cup.nl.

williamdekroon.com shares at least some mail servers with other domains, including bedenbrochje.nl, ontspanning.nu, obix.nl and normteq.nl.

spamrelay03.zxcs.nl resolves to two IP numbers: 2a06:2ec0:1::ffec and 185.104.28.12.

williamdekroon.com - robtex.com