`ops-specialisten.com`

DNSSEC	⚠️ Not signed
A	136.144.212.108^{🇳🇱 TRANSIP-AS136.144.128.0/17 TransIP BV Amsterdam, The Netherlands}
		PTR	`parking.hostingserver.nl`
NS	`ns1.dn-s.nl` ⭐
		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.dn-s.nl`
		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.dn-s.nl`
		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	`ns4.dn-s.nl`
		A	2a06:2ec0:1:a::d53^{🇳🇱 AS-ZXCS2a06:2ec0::/32}
			PTR	`ns.zxcs.de`
		A	185.220.172.14^{🇩🇪 AS-ZXCS185.220.172.0/24 VIMEXX}
			PTR	`ns.zxcs.de`
MX	`filter.premiumantispam.nl` ⭐
		A	80.69.89.26^{🇳🇱 TRANSIP-AS80.69.64.0/19 TransIP B.V. Amsterdam network}
			PTR	`filter10.premiumantispam.nl`
		A	85.10.129.63^{🇳🇱 TRANSIP-AS85.10.128.0/19 TransIP BV Amsterdam, The Netherlands}
			PTR	`filter12.premiumantispam.nl`
		A	85.10.150.13^{🇳🇱 TRANSIP-AS85.10.128.0/19 TransIP BV Amsterdam, The Netherlands}
			PTR	`filter11.premiumantispam.nl`
		A	85.10.150.123^{🇳🇱 TRANSIP-AS85.10.128.0/19 TransIP BV Amsterdam, The Netherlands}
			PTR	`filter13.premiumantispam.nl`
MX	`fallback.premiumantispam.nl`⁽²⁰⁾
		A	136.144.165.30^{🇳🇱 TRANSIP-AS136.144.128.0/17 TransIP BV Amsterdam, The Netherlands}
			PTR	`fallback.premiumantispam.nl`
SOA	`ns1.dn-s.nl`hostmaster@ops-specialisten.com 2021-01-01 #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=1785642907

Same first word

ops-specialisten.com

DNS History

12 records (7 active, 5 former)

●NSns1.dn-s.nl2026-03-12 → 2026-08-02 · 3 obs

○ 2017-05-08 09:56:46
● 2026-03-12 03:37:12
● 2026-08-02 03:59:20

○NSns1.dootall.com2017-05-08 → 2017-05-08 · 3 obs

● 2017-05-08 09:56:46
○ 2026-03-12 03:37:12
○ 2026-08-02 03:59:20

●NSns2.dn-s.nl2026-03-12 → 2026-08-02 · 3 obs

○ 2017-05-08 09:56:46
● 2026-03-12 03:37:12
● 2026-08-02 03:59:20

○NSns2.dootall.com2017-05-08 → 2017-05-08 · 3 obs

● 2017-05-08 09:56:46
○ 2026-03-12 03:37:12
○ 2026-08-02 03:59:20

●NSns3.dn-s.nl2026-03-12 → 2026-08-02 · 3 obs

○ 2017-05-08 09:56:46
● 2026-03-12 03:37:12
● 2026-08-02 03:59:20

○NSns3.dootall.com2017-05-08 → 2017-05-08 · 3 obs

● 2017-05-08 09:56:46
○ 2026-03-12 03:37:12
○ 2026-08-02 03:59:20

●NSns4.dn-s.nl2026-03-12 → 2026-08-02 · 3 obs

○ 2017-05-08 09:56:46
● 2026-03-12 03:37:12
● 2026-08-02 03:59:20

○NSns4.dootall.com2017-05-08 → 2017-05-08 · 3 obs

● 2017-05-08 09:56:46
○ 2026-03-12 03:37:12
○ 2026-08-02 03:59:20

●MXfallback.premiumantispam.nl2026-03-12 → 2026-08-02 · 2 obs

● 2026-03-12 03:37:12
● 2026-08-02 03:59:20

●MXfilter.premiumantispam.nl2026-03-12 → 2026-08-02 · 2 obs

● 2026-03-12 03:37:12
● 2026-08-02 03:59:20

●A136.144.212.1082026-03-12 → 2026-08-02 · 3 obs

○ 2017-05-08 09:56:46
● 2026-03-12 03:37:12
● 2026-08-02 03:59:20

○A91.142.249.52017-05-08 → 2017-05-08 · 3 obs

● 2017-05-08 09:56:46
○ 2026-03-12 03:37:12
○ 2026-08-02 03:59:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net...	-
ops-specialisten.com	ns1.dn-s.nl, ns2.dn-s.nl, ns3.dn-s.nl, ns4.dn-s.nl	-

✅ Authoritative Response

Server:46.101.179.64

NS records: ns1.dn-s.nl, ns2.dn-s.nl, ns3.dn-s.nl, ns4.dn-s.nl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ops-specialisten.com (unsigned zone)

⏱️ Timing

Total: 1004ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`136.144.212.108`
NS	4	`ns1.dn-s.nl, ns3.dn-s.nl...`
MX	2	`fallback.premiumantispam.nl (pri: 20), filter.premiumantispam.nl (pri: 10)`
SOA	1	`ns1.dn-s.nl hostmaster.ops-specialisten.`

Analysis

IP Addresses

ops-specialisten.com has exactly one IP address — 136.144.212.108.

seinhorst.nl, mail.saan.be, yousmokedit.com plus two other host names have IP numbers in common with ops-specialisten.com.

Name Servers

Four name servers handle the delegation for ops-specialisten.com: ns1.dn-s.nl, ns2.dn-s.nl, ns3.dn-s.nl and ns4.dn-s.nl.

ops-specialisten.com shares at least some of its name servers with other domains, including ledsmania.nl, eichholtz-indonesia.com, worldwidegifts.nl and two others.

These name servers are frequently paired with the name servers ns3.dn-s.eu, ns4.dn-s.org and ns2.dn-s.be.

The host names ns1.dn-s.nl, ns2.dn-s.nl, ns3.dn-s.nl and ns4.dn-s.nl each resolve to two IP addresses: ns1.dn-s.nl resolves to 185.104.28.19 and 2a06:2ec0:1::10; ns2.dn-s.nl resolves to 46.101.179.64 and 2a03:b0c0:3:d0::116:2001; ns3.dn-s.nl resolves to 178.62.208.8 and 2a03:b0c0:2:d0::57:1001; ns4.dn-s.nl resolves to 185.220.172.14 and 2a06:2ec0:1:a::d53.

Mail Servers

ops-specialisten.com uses two mail servers, fallback.premiumantispam.nl and filter.premiumantispam.nl.

The mail server setup of ops-specialisten.com matches that of other domains such as batterink.net, grafimedianetwerk.nl, allianceexperts.com and two others.

At least some of the mail servers used by ops-specialisten.com are shared with other domains: zorghulpmiddel.nl, pingi.eu, titax.nl and two others among them.

These mail servers often appear in conjunction with the mail servers goparts-nl.mail.protection.outlook.com, ms90025054.msv1.invalid, mail234.goparts.nl and mail.goparts.nl.

Host names with four IP addresses:

filter.premiumantispam.nl points to 80.69.89.26, 85.10.129.63, 85.10.150.13 and 85.10.150.123.

Host names resolving to a single IP address:

fallback.premiumantispam.nl directs to 136.144.165.30.

ops-specialisten.com - robtex.com