operator.nl - dns.ninja

`operator.nl`

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	`smtp1.operator.nl` ⭐
		A	185.2.172.180^{🇳🇱 CIS-NET185.2.172.0/22}
MX	`smtp.operator.nl`⁽²⁰⁾
		A	185.2.172.165^{🇳🇱 CIS-NET185.2.172.0/22}
TXT	`jRarBDGWCXetqNqPSNGHvzonEoNDzHNjYKrjBDA8qOJKtk6tDL6gge4XgW6blugB`
SOA	`ns1.kpn.net`zonemaster@kpn.com 2026-08-13 #1

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-08-14 06:00:01 +0000 (EPOCH 1786687201)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-08-14 #12

📈 Tranco rank: #572,921

Subdomains

smtp1.operator.nl

smtp.operator.nl

Same first word

operator.com.au

operator.ws

operator.eu

operator.net.cn

operator.kz

operator.lt

operator.nu

operator.vn

operator.tools

operator.pro

operator.one

operator.fyi

operator.hu

operator.pl

operator.dk

operator.de

operator.red

operator.company

operator.lighting

operator.training

operator.nl

operator.run

operator.chat

operator.black

operator.biz

operator.su

operator.bet

operator.la

operator.se

operator.name

operator.io

operator.com

operator.it

operator.agency

operator.cc

operator.info

operator.in

operator.org

operator.lublin.pl

operator.network

operator.academy

operator.ru

operator.be

operator.at

operator.ch

operator.fm

operator.me

operator.co

operator.am

operator.com.ua

operator.no

operator.edu.pl

operator.cz

Similar names

DNS History

8 records (4 active, 4 former)

●NSns1.kpn.net2026-03-17 → 2026-08-14 · 3 obs

○ 2018-02-08 14:12:04
● 2026-03-17 18:16:36
● 2026-08-14 06:55:52

○NSns1.lijbrandt.nl2015-08-21 → 2016-03-29 · 4 obs

● 2015-08-21 14:25:48
● 2016-03-29 19:54:24
○ 2016-08-27 17:56:10
○ 2026-08-14 06:55:52

○NSns1.operator.nl2016-08-27 → 2018-02-08 · 5 obs

○ 2016-03-29 19:54:24
● 2016-08-27 17:56:10
● 2018-02-08 14:12:04
○ 2026-03-17 18:16:36
○ 2026-08-14 06:55:52

●NSns11.kpn.net2026-03-17 → 2026-08-14 · 3 obs

○ 2018-02-08 14:12:04
● 2026-03-17 18:16:36
● 2026-08-14 06:55:52

○NSns2.lijbrandt.nl2015-08-21 → 2016-03-29 · 4 obs

● 2015-08-21 14:25:48
● 2016-03-29 19:54:24
○ 2016-08-27 17:56:10
○ 2026-08-14 06:55:52

○NSns2.operator.nl2016-08-27 → 2018-02-08 · 5 obs

○ 2016-03-29 19:54:24
● 2016-08-27 17:56:10
● 2018-02-08 14:12:04
○ 2026-03-17 18:16:36
○ 2026-08-14 06:55:52

●MXsmtp.operator.nl2015-08-21 → 2026-08-14 · 5 obs

● 2015-08-21 14:25:48
● 2026-06-09 23:48:24
○ 2026-06-14 15:18:34
● 2026-06-25 00:13:42
● 2026-08-14 06:55:52

●MXsmtp1.operator.nl2015-08-21 → 2026-08-14 · 5 obs

● 2015-08-21 14:25:48
● 2026-06-09 23:48:24
○ 2026-06-14 15:18:34
● 2026-06-25 00:13:42
● 2026-08-14 06:55:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns4.dns.nl, ns3.dns.nl, ns1.dns.nl	-
operator.nl	ns1.kpn.net, ns11.kpn.net	-

✅ Authoritative Response

Server:194.151.228.10

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 576ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns11.kpn.net, ns1.kpn.net`
MX	2	`smtp1.operator.nl (pri: 20), smtp.operator.nl (pri: 10)`
TXT	1	`jRarBDGWCXetqNqPSNGHvzonEoNDzHNjYKrjBDA8`
SOA	1	`ns1.kpn.net zonemaster.kpn.com`

Analysis

Hierarchy

The parent domain of smtp1.operator.nl and smtp.operator.nl is operator.nl.

Name Servers

operator.nl is served by two delegated name servers, ns11.kpn.net and ns1.kpn.net.

operator.nl has the same name server delegation as a number of other domains, such as basecompany.fr, centrumouderengeneeskunde.com, matchsport.demon.nl and two more.

operator.nl has a partial name server overlap with other domains — among them kpnfunis.nl and corner.nl.

It is common to find these name servers paired with the name servers ns12.kpn.net.

Each of the two host names carries two IP addresses: ns11.kpn.net points to 213.75.63.33 and 2a02:a47f:ac:1::1153, and ns1.kpn.net points to 194.151.228.10 and 2a02:a47f:ac:1::153.

Mail Servers

The MX records for operator.nl point to two mail servers: smtp1.operator.nl and smtp.operator.nl.

smtp1.operator.nl directs to 185.2.172.180 and smtp.operator.nl directs to 185.2.172.165; each host name points to exactly one IP number.