`windowscheck.com`

DNSSEC	⚠️ Not signed
A	2a02:cec0:10:85::1^{🇳🇱 NEDZONE-AS2a02:cec0::/30 ISE routing}
		PTR	`ns1.hdserver.nu`
A	83.172.130.134^{🇳🇱 NEDZONE-AS83.172.128.0/22}
NS	`ns1.hdserver.nu` ⭐
		A	2a02:cec0:10:85::1^{🇳🇱 NEDZONE-AS2a02:cec0::/30 ISE routing}
			PTR	`ns1.hdserver.nu`
		A	83.172.130.134^{🇳🇱 NEDZONE-AS83.172.128.0/22}
			PTR	`ns1.hdserver.nu`
NS	`ns2.hdserver.nu`
		A	2a02:cec0:10:85::2^{🇳🇱 NEDZONE-AS2a02:cec0::/30 ISE routing}
			PTR	`ns1.hdserver.nu`
		A	83.172.130.135^{🇳🇱 NEDZONE-AS83.172.128.0/22}
			PTR	`ns1.hdserver.nu`
MX	`mx1.spamproof.nl` ⭐
		A	2a02:cec0:10:16::5^{🇳🇱 NEDZONE-AS2a02:cec0::/30 ISE routing}
			PTR	`mx1.spamproof.nl`
		A	83.172.128.5^{🇳🇱 NEDZONE-AS83.172.128.0/22}
			PTR	`mx1.spamproof.nl`
MX	`mx2.spamproof.nl`⁽²⁰⁾
		A	2a02:cec0:10:16::6^{🇳🇱 NEDZONE-AS2a02:cec0::/30 ISE routing}
			PTR	`mx2.spamproof.nl`
		A	83.172.128.6^{🇳🇱 NEDZONE-AS83.172.128.0/22}
			PTR	`mx2.spamproof.nl`
TXT	`v=spf1 mx a ip4:83.172.130.134 ip6:2a02:cec0:10:85::1 a:mail.websell.eu a:ns1...`
SOA	`ns1.hdserver.nu`hostmaster@websell.eu 2025-12-13 #3

`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=1774513307

Same first word

windowscheck.com

DNS History

6 records (6 active, 0 former)

●NSns1.hdserver.nu2026-02-21 → 2026-03-26 · 2 obs

● 2026-02-21 05:50:28
● 2026-03-26 08:41:14

●NSns2.hdserver.nu2026-02-21 → 2026-03-26 · 2 obs

● 2026-02-21 05:50:28
● 2026-03-26 08:41:14

●MXmx1.spamproof.nl2026-02-21 → 2026-03-26 · 2 obs

● 2026-02-21 05:50:28
● 2026-03-26 08:41:14

●MXmx2.spamproof.nl2026-02-21 → 2026-03-26 · 2 obs

● 2026-02-21 05:50:28
● 2026-03-26 08:41:14

●A2a02:cec0:10:85::12026-02-21 → 2026-03-26 · 2 obs

● 2026-02-21 05:50:28
● 2026-03-26 08:41:14

●A83.172.130.1342026-02-21 → 2026-03-26 · 2 obs

● 2026-02-21 05:50:28
● 2026-03-26 08:41:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
windowscheck.com	ns1.hdserver.nu, ns2.hdserver.nu	-

✅ Authoritative Response

Server:83.172.130.135

NS records: ns1.hdserver.nu, ns2.hdserver.nu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for windowscheck.com (unsigned zone)

⏱️ Timing

Total: 681ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`83.172.130.134`
AAAA	1	`2a02:cec0:10:85::1`
NS	2	`ns1.hdserver.nu, ns2.hdserver.nu`
MX	2	`mx2.spamproof.nl (pri: 20), mx1.spamproof.nl (pri: 10)`
TXT	1	`v=spf1 mx a ip4:83.172.130.134 ip6:2a02:`
SOA	1	`ns1.hdserver.nu hostmaster.websell.eu`

Analysis

IP Addresses

windowscheck.com resolves to two IP numbers: 2a02:cec0:10:85::1 and 83.172.130.134.

Other host names, for instance oledinstruments.com, bbjewelz.com, mail.deelectrischeauto.nl, beingbeautiful.eu and mail.de-tekenaar.nl share IP numbers with windowscheck.com.

Name Servers

Two name servers ns1.hdserver.nu and ns2.hdserver.nu handle delegation for windowscheck.com.

windowscheck.com uses the same name server setup as other domains, for example electrische-autos.net, oledinstruments.com, bbjewelz.com, beingbeautiful.eu and carbenchmark.com.

Host names with two IP numbers:

ns1.hdserver.nu points to: 2a02:cec0:10:85::1 and 83.172.130.134

ns2.hdserver.nu points to: 2a02:cec0:10:85::2 and 83.172.130.135

Mail Servers

windowscheck.com is handled by two mail servers: mx1.spamproof.nl and mx2.spamproof.nl.

windowscheck.com has the same mail server setup as other domains, including verzekeringshuis.nl, wonderwijs-coaching.nl, maartenolden.nl, dirksprojects.nl and hybridecamper.nl.

windowscheck.com shares some mail servers with other domains, at least partially, such as plcs.nl, vanderpouwconsultancy.nl, poker-xs.com, ssg.nl and ovs-sic.be.

Host names with two IP numbers:

mx1.spamproof.nl points to: 2a02:cec0:10:16::5 and 83.172.128.5

mx2.spamproof.nl points to: 2a02:cec0:10:16::6 and 83.172.128.6

windowscheck.com - robtex.com