`rbv-security.nl`

DNSSEC	⚠️ Not signed
A	2a01:518:1:1041::20^{🇳🇱 CYSO-AS2a01:518::/32 Cyso Hosting B.V. IPv6 Block}
		PTR	`web101.shared.hosting-login.net`
A	37.46.140.20^{🇳🇱 CYSO-AS37.46.136.0/21 Cyso Hosting B.V. Block}
NS	`ns1.sqr.nl` ⭐
		A	2a01:518:ffff:4020::53:3^{🇳🇱 CYSO-AS2a01:518::/32 Cyso Hosting B.V. IPv6 Block}
			PTR	`ns1.dns.sqr.cyso.net`
		A	109.235.73.236^{🇳🇱 CYSO-AS109.235.72.0/21 Cyso Hosting B.V. Block}
			PTR	`ns1.dns.sqr.cyso.net`
NS	`ns2.sqr.domains`
		A	2a01:518:ffff:4020::53:4^{🇳🇱 CYSO-AS2a01:518::/32 Cyso Hosting B.V. IPv6 Block}
			PTR	`ns2.dns.sqr.cyso.net`
		A	93.94.227.166^{🇳🇱 CYSO-AS93.94.224.0/21 Cyso Hosting B.V. Block}
			PTR	`ns2.dns.sqr.cyso.net`
NS	`ns3.sqr.cloud`
		A	2a03:6000:1002:1002::54^{🇳🇱 HIGH5-NL2a03:6000::/29 High5! B.V.}
			PTR	`ns3.sqr.cloud`
		A	46.23.87.195^{🇳🇱 HIGH5-NL46.23.80.0/20 High5! B.V.}
			PTR	`ns3.sqr.cloud`
MX	`mx1.antispam-login.net` ⭐
		A	2a01:518:1:42:8::132^{🇳🇱 CYSO-AS2a01:518::/32 Cyso Hosting B.V. IPv6 Block}
			PTR	`filter1.antispam-login.net`
		A	2a01:518:1:42:8::133^{🇳🇱 CYSO-AS2a01:518::/32 Cyso Hosting B.V. IPv6 Block}
			PTR	`filter2.antispam-login.net`
		A	93.94.228.132^{🇳🇱 CYSO-AS93.94.224.0/21 Cyso Hosting B.V. Block}
			PTR	`filter1.antispam-login.net`
		A	93.94.228.133^{🇳🇱 CYSO-AS93.94.224.0/21 Cyso Hosting B.V. Block}
			PTR	`filter2.antispam-login.net`
MX	`mx2.antispam-login.net`⁽²⁰⁾
		A	2a01:518:1:42:8::132^{🇳🇱 CYSO-AS2a01:518::/32 Cyso Hosting B.V. IPv6 Block}
			PTR	`filter1.antispam-login.net`
		A	2a01:518:1:42:8::133^{🇳🇱 CYSO-AS2a01:518::/32 Cyso Hosting B.V. IPv6 Block}
			PTR	`filter2.antispam-login.net`
		A	93.94.228.132^{🇳🇱 CYSO-AS93.94.224.0/21 Cyso Hosting B.V. Block}
			PTR	`filter1.antispam-login.net`
		A	93.94.228.133^{🇳🇱 CYSO-AS93.94.224.0/21 Cyso Hosting B.V. Block}
			PTR	`filter2.antispam-login.net`
TXT	`v=spf1 mx a include:spf.hosting.nl -all`
SOA	`ns1.sqr.nl`hostmaster@rbv-security.nl 2025-11-26 #4

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-04-12 13:00:02 +0000 (EPOCH 1775998802)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-04-12 #26

Same first word

rbv-security.nl

DNS History

13 records (7 active, 6 former)

●NSns1.sqr.nl2026-02-28 → 2026-04-12 · 3 obs

○ 2016-10-14 22:10:18
● 2026-02-28 06:59:44
● 2026-04-12 13:56:56

○NSns1.uniserver.nl2015-06-28 → 2016-10-14 · 4 obs

● 2015-06-28 02:55:40
● 2016-10-14 22:10:18
○ 2026-02-28 06:59:44
○ 2026-04-12 13:56:56

●NSns2.sqr.domains2026-02-28 → 2026-04-12 · 3 obs

○ 2016-10-14 22:10:18
● 2026-02-28 06:59:44
● 2026-04-12 13:56:56

○NSns2.uniserver.nl2015-06-28 → 2016-10-14 · 4 obs

● 2015-06-28 02:55:40
● 2016-10-14 22:10:18
○ 2026-02-28 06:59:44
○ 2026-04-12 13:56:56

●NSns3.sqr.cloud2026-02-28 → 2026-04-12 · 3 obs

○ 2016-10-14 22:10:18
● 2026-02-28 06:59:44
● 2026-04-12 13:56:56

○NSns3.uniserver.nl2015-06-28 → 2016-10-14 · 4 obs

● 2015-06-28 02:55:40
● 2016-10-14 22:10:18
○ 2026-02-28 06:59:44
○ 2026-04-12 13:56:56

○MXmx-up.uniserver.nl2015-06-28 → 2016-10-14 · 4 obs

● 2015-06-28 02:55:40
● 2016-10-14 22:10:18
○ 2026-02-28 06:59:44
○ 2026-04-12 13:56:56

●MXmx1.antispam-login.net2026-02-28 → 2026-04-12 · 3 obs

○ 2016-10-14 22:10:18
● 2026-02-28 06:59:44
● 2026-04-12 13:56:56

●MXmx2.antispam-login.net2026-02-28 → 2026-04-12 · 3 obs

○ 2016-10-14 22:10:18
● 2026-02-28 06:59:44
● 2026-04-12 13:56:56

○MXrelay.uniserver.nl2015-06-28 → 2016-10-14 · 4 obs

● 2015-06-28 02:55:40
● 2016-10-14 22:10:18
○ 2026-02-28 06:59:44
○ 2026-04-12 13:56:56

●A2a01:518:1:1041::202026-02-28 → 2026-04-12 · 3 obs

○ 2016-10-14 22:10:18
● 2026-02-28 06:59:44
● 2026-04-12 13:56:56

●A37.46.140.202026-02-28 → 2026-04-12 · 3 obs

○ 2016-10-14 22:10:18
● 2026-02-28 06:59:44
● 2026-04-12 13:56:56

○A84.38.227.1012015-06-28 → 2016-10-14 · 4 obs

● 2015-06-28 02:55:40
● 2016-10-14 22:10:18
○ 2026-02-28 06:59:44
○ 2026-04-12 13:56:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns3.dns.nl, ns4.dns.nl	-
rbv-security.nl	ns1.sqr.nl, ns2.sqr.domains, ns3.sqr.cloud	-

✅ Authoritative Response

Server:109.235.73.236

NS records: ns1.sqr.nl, ns2.sqr.domains, ns3.sqr.cloud

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rbv-security.nl (unsigned zone)

⏱️ Timing

Total: 907ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`37.46.140.20`
AAAA	1	`2a01:518:1:1041::20`
NS	3	`ns1.sqr.nl, ns3.sqr.cloud...`
MX	2	`mx1.antispam-login.net (pri: 10), mx2.antispam-login.net (pri: 20)`
TXT	1	`v=spf1 mx a include:spf.hosting.nl -all`
SOA	1	`ns1.sqr.nl hostmaster.rbv-security.nl`

Analysis

IP Addresses

rbv-security.nl has two IP numbers: 2a01:518:1:1041::20 and 37.46.140.20.

Other host names, for instance wilmsinstallatietechniek.nl, loodsboot.eu, rogonline.nl, postmaster.osteopaard.nl and mecvs.nl share IP numbers with rbv-security.nl.

Name Servers

rbv-security.nl is delegated to three name servers: ns3.sqr.cloud, ns2.sqr.domains and ns1.sqr.nl.

rbv-security.nl at least partially shares name servers with other domains, including logimaps.nl, cadeau-card.nl, mastercleaners.eu, adscompany.com and dsp.eu.

These name servers are commonly used with ns1.hosting.nl, ns2.hosting.nl and ns3.hosting.nl.

Host names with two IP numbers:

ns3.sqr.cloud: 2a03:6000:1002:1002::54 and 46.23.87.195

ns2.sqr.domains: 2a01:518:ffff:4020::53:4 and 93.94.227.166

ns1.sqr.nl: 2a01:518:ffff:4020::53:3 and 109.235.73.236

Mail Servers

rbv-security.nl is served by two mail servers mx1.antispam-login.net and mx2.antispam-login.net.

rbv-security.nl shares the same mail server setup as other domains, for instance zenitmagazine.com, taxijamsterdam.nl, oranje-boven.com, hypergrate.nl and clairity.eu.

rbv-security.nl shares at least some mail servers with other domains, for example akcd.nl, transcoding.eu, sddi.nl, entonces.nl and decc.us.