`rsi-protector.com`

DNSSEC	🔒 Signed (DS record present)
NS	`ns11.kpn.net` ⭐
		A	2a02:a47f:ac:1::1153^{🇳🇱 KPN2a02:a400::/25 B.V.}
			PTR	`ns11.kpn.net`
			PTR	`ns1.widexs.net`
			PTR	`ns01.is.nl`
			PTR	`ns1.widexs.nl`
		A	213.75.63.33^{🇳🇱 PT213.75.0.0/17 PIADDR}
			PTR	`ns11.kpn.net`
			PTR	`ns1.widexs.net`
			PTR	`ns01.is.nl`
			PTR	`ns1.widexs.nl`
NS	`ns1.kpn.net`
		A	2a02:a47f:ac:1::153^{🇳🇱 KPN2a02:a400::/25 B.V.}
			PTR	`ns1.kpn.net`
		A	194.151.228.10^{🇩🇪 KPN194.151.224.0/19 B.V.}
			PTR	`ns1.kpn.net`
MX	`mail.rsi-protector.com` ⭐
		A	194.151.210.7^{🇳🇱 KPN194.151.208.0/20 B.V.}
			PTR	`static.kpn.net`
SOA	`ns1.kpn.net`zonemaster@kpn.com 2026-03-26 #1

`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=1774656907

Subdomains

mail.rsi-protector.com

Same first word

rsi-protector.com

DNS History

5 records (3 active, 2 former)

●NSns1.kpn.net2015-08-07 → 2026-03-28 · 5 obs

● 2015-08-07 20:11:48
● 2016-07-14 15:00:16
○ 2017-02-19 22:32:42
● 2026-03-21 23:00:06
● 2026-03-28 00:37:14

●NSns11.kpn.net2026-03-21 → 2026-03-28 · 3 obs

○ 2017-02-19 22:32:42
● 2026-03-21 23:00:06
● 2026-03-28 00:37:14

○NSns2.kpn.net2015-08-07 → 2016-07-14 · 4 obs

● 2015-08-07 20:11:48
● 2016-07-14 15:00:16
○ 2017-02-19 22:32:42
○ 2026-03-28 00:37:14

●MXmail.rsi-protector.com2015-08-07 → 2026-03-28 · 5 obs

● 2015-08-07 20:11:48
● 2016-07-14 15:00:16
○ 2017-02-19 22:32:42
● 2026-03-21 23:00:06
● 2026-03-28 00:37:14

○MXmailbackup1.kpn.net2015-08-07 → 2016-07-14 · 4 obs

● 2015-08-07 20:11:48
● 2016-07-14 15:00:16
○ 2017-02-19 22:32:42
○ 2026-03-28 00:37:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rsi-protector.com	ns1.kpn.net, ns11.kpn.net	-

✅ Authoritative Response

Server:213.75.63.33

NS records: ns1.kpn.net, ns11.kpn.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 730ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.kpn.net, ns11.kpn.net`
MX	1	`mail.rsi-protector.com (pri: 10)`
SOA	1	`ns1.kpn.net zonemaster.kpn.com`

Analysis

Hierarchy

rsi-protector.com is the parent of mail.rsi-protector.com.

Name Servers

rsi-protector.com is delegated to two name servers ns11.kpn.net and ns1.kpn.net.

rsi-protector.com shares the same name server setup as other domains, for instance glaudemans.demon.nl, rotrans.nl, kpn-valleyfirm.org, uwschuurmateriaal.nl and kpn-officedsl.biz.

rsi-protector.com shares at least some name servers with other domains, for example 245.136.82.in-addr.arpa, bedu.be and fusionlogon.com.

Host names with two IP numbers:

The host name ns11.kpn.net points to 2a02:a47f:ac:1::1153 and 213.75.63.33; the host name ns1.kpn.net points to 2a02:a47f:ac:1::153 and 194.151.228.10.

Mail Servers

rsi-protector.com is handled by a single mail server, mail.rsi-protector.com.

mail.rsi-protector.com resolves to IP 194.151.210.7.

rsi-protector.com - robtex.com