`ns4.kolger.com`

	DNSSEC	⚠️ Not signed
	A	213.172.39.24^{🇪🇸 AS15704213.172.32.0/19}

`kolger.com`

	DNSSEC	⚠️ Not signed
	A	213.172.39.21^{🇪🇸 AS15704213.172.32.0/19}
	NS	`ns1.kolger.com` ⭐ ⚠️ Not in parent delegation
	NS	`ns1.servytec.es` ⚠️ Not in zone NS records
	NS	`ns2.kolger.com` ⚠️ Not in parent delegation
	NS	`ns2.servytec.es` ⚠️ Not in zone NS records
	NS	`ns3.kolger.com` ⚠️ Not in parent delegation
	NS	`ns3.servytec.es` ⚠️ Not in zone NS records
	NS	`ns4.kolger.com` ⚠️ Not in parent delegation
	NS	`ns4.servytec.es` ⚠️ Not in zone NS records
	NS	`ns5.kolger.com` ⚠️ Not in parent delegation
	MX	`imap.kolger.com` ⭐
	MX	`mail.kolger.com` ⭐
	MX	`smtp.kolger.com` ⭐
	TXT	`v=spf1 ip4:213.172.39.16/28 ip4:217.172.77.96/27 ip6:2a11:1f40::/29 -all`
	SOA	`ns1.kolger.com`hostmaster@servytec.es 2025-06-19 #1

NS for

kolger.com

Same first word

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ns4.com.br

ns4.fr

ns4.gov.az

ns4.co

ns4.in-berlin.de

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ns4.vg

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ns4.gov.ao

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ns4.pr.gov.br

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ns4.j.scaleforce.net

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sn4.de

4ns.in

s4n.edu.vn

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s4n.ru

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4ns.eu

s4n.com.br

n4s.fi

4sn.com

4sn.nl

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4ns.su

n4s.org

DNS History

1 record (1 active, 0 former)

●A213.172.39.242015-07-13 → 2026-05-15 · 2 obs

● 2015-07-13 21:26:18
● 2026-05-15 05:09:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
kolger.com	ns1.servytec.es, ns2.servytec.es, ns3.servytec.es, ns4.servytec.es	-

✅ Authoritative Response

Server:213.172.39.19

NS records: ns1.servytec.es, ns2.servytec.es, ns3.servytec.es, ns4.servytec.es

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kolger.com (unsigned zone)

⏱️ Timing

Total: 837ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`213.172.39.24`

Analysis

Name Server Role

ns4.kolger.com serves as a name server for kolger.com.

ns1.kolger.com, ns2.kolger.com and ns3.kolger.com are commonly used as name servers along with ns4.kolger.com.

IP Addresses

ns4.kolger.com resolves to one IP number: 213.172.39.24.

other host names including ns5.servytec.es, ns4.esing.es, ns4.funcionalia.es, ns4.grupomadrid.es and ns4.2mm.es share IP numbers with ns4.kolger.com.

ns4.kolger.com - robtex.com

ns4.kolger.com

kolger.com