osterthun.com - dns.ninja

`osterthun.com`

DNSSEC	⚠️ Not signed
A	92.63.173.61^{🇳🇱 CLDIN-NL92.63.168.0/21 PCextreme IPv4 Route}
		PTR	`web-1004.versio.nl`
NS	`ns1.flexwebhosting.nl` ⭐ ⚠️ Not in parent delegation
		A	2a02:2968:2::10^{🇳🇱 CLDIN-NL2a02:2968::/29}
		A	62.84.243.10^{🇳🇱 CLDIN-NL62.84.240.0/21}
			PTR	`ns1.flexwebhosting.nl`
NS	`ns1.anony.nl` ⚠️ Not in zone NS records
		A	2a02:2968:2::10^{🇳🇱 CLDIN-NL2a02:2968::/29}
		A	62.84.243.10^{🇳🇱 CLDIN-NL62.84.240.0/21}
			PTR	`ns1.flexwebhosting.nl`
NS	`ns2.anony.nl` ⚠️ Not in zone NS records
		A	2a02:2968:2:5::30^{🇳🇱 CLDIN-NL2a02:2968::/29}
		A	185.27.140.33^{🇳🇱 CLDIN-NL185.27.140.0/22}
			PTR	`ns2.flexwebhosting.nl`
NS	`ns2.flexwebhosting.nl` ⚠️ Not in parent delegation
		A	2a02:2968:2:5::30^{🇳🇱 CLDIN-NL2a02:2968::/29}
		A	185.27.140.33^{🇳🇱 CLDIN-NL185.27.140.0/22}
			PTR	`ns2.flexwebhosting.nl`
NS	`ns3.flexwebhosting.com` ⚠️ Not in parent delegation
		A	185.231.200.133^{🇳🇱 CLDIN-NL185.231.200.0/22}
			PTR	`ns3.anony.eu`
MX	`mail.osterthun.com` ⭐
		A	92.63.173.61^{🇳🇱 CLDIN-NL92.63.168.0/21 PCextreme IPv4 Route}
			PTR	`web-1004.versio.nl`
TXT	`v=spf1 a mx a:spf.flexfilter.nl ~all`
SOA	`ns1.flexwebhosting.nl`hostmaster@osterthun.com serial=2100000015

`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=1784226202

WOT: SAFE (71/100)

Subdomains

mail.osterthun.com

Same first word

osterthun.com

osterthun.net

osterthun.de

osterthun.nl

Similar names

DNS History

12 records (7 active, 5 former)

●NSns1.anony.nl2008-03-16 → 2026-07-16 · 5 obs

● 2008-03-16 03:52:58
○ 2015-07-16 18:06:40
○ 2020-03-03 05:07:34
● 2026-02-22 08:07:10
● 2026-07-16 18:30:32

●NSns1.flexwebhosting.nl2015-07-16 → 2026-07-16 · 3 obs

○ 2008-03-16 03:52:58
● 2015-07-16 18:06:40
● 2026-07-16 18:30:32

●NSns2.anony.nl2008-03-16 → 2026-07-16 · 5 obs

● 2008-03-16 03:52:58
○ 2015-07-16 18:06:40
○ 2020-03-03 05:07:34
● 2026-02-22 08:07:10
● 2026-07-16 18:30:32

●NSns2.flexwebhosting.nl2015-07-16 → 2026-07-16 · 3 obs

○ 2008-03-16 03:52:58
● 2015-07-16 18:06:40
● 2026-07-16 18:30:32

●NSns3.flexwebhosting.com2015-07-16 → 2026-07-16 · 3 obs

○ 2008-03-16 03:52:58
● 2015-07-16 18:06:40
● 2026-07-16 18:30:32

●MXmail.osterthun.com2008-03-16 → 2026-07-16 · 5 obs

● 2008-03-16 03:52:58
○ 2015-07-16 18:06:40
○ 2020-03-03 05:07:34
● 2026-02-22 08:07:10
● 2026-07-16 18:30:32

○MXsrv1.flexfilter.nl2015-07-16 → 2020-03-03 · 5 obs

○ 2008-03-16 03:52:58
● 2015-07-16 18:06:40
● 2020-03-03 05:07:34
○ 2026-02-22 08:07:10
○ 2026-07-16 18:30:32

○MXsrv2.flexfilter.nl2015-07-16 → 2020-03-03 · 5 obs

○ 2008-03-16 03:52:58
● 2015-07-16 18:06:40
● 2020-03-03 05:07:34
○ 2026-02-22 08:07:10
○ 2026-07-16 18:30:32

○A109.70.6.2132015-07-16 → 2017-02-13 · 5 obs

○ 2008-03-16 03:52:58
● 2015-07-16 18:06:40
● 2017-02-13 14:27:16
○ 2020-03-03 05:07:34
○ 2026-07-16 18:30:32

○A185.89.4.612020-03-03 → 2020-03-03 · 4 obs

○ 2017-02-13 14:27:16
● 2020-03-03 05:07:34
○ 2026-02-22 08:07:10
○ 2026-07-16 18:30:32

○A85.92.140.1932008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 03:52:58
○ 2015-07-16 18:06:40
○ 2026-07-16 18:30:32

●A92.63.173.612026-02-22 → 2026-07-16 · 3 obs

○ 2020-03-03 05:07:34
● 2026-02-22 08:07:10
● 2026-07-16 18:30:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net...	-
osterthun.com	ns1.anony.nl, ns2.anony.nl	-

✅ Authoritative Response

Server:62.84.243.10

NS records: ns1.anony.nl, ns2.anony.nl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for osterthun.com (unsigned zone)

⏱️ Timing

Total: 2523ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`92.63.173.61`
NS	3	`ns3.flexwebhosting.com, ns1.flexwebhosting.nl...`
MX	1	`mail.osterthun.com (pri: 10)`
TXT	1	`v=spf1 a mx a:spf.flexfilter.nl ~all`
SOA	1	`ns1.flexwebhosting.nl hostmaster.osterth`

Analysis

Hierarchy

The domain mail.osterthun.com falls under the parent osterthun.com.

IP Addresses

osterthun.com resolves to one IP address: 92.63.173.61.

kjella.nl, smartphonesandtablets.nl, www.dierenkliniekdeventer.nl and two other host names share IP numbers with osterthun.com.

Name Servers

osterthun.com has five name servers, which are ns3.flexwebhosting.com, ns1.anony.nl, ns2.anony.nl and two others.

At least some of osterthun.com's name servers are shared with other domains, for example 123kinderfietsen.nl, actium.nl, kinderfysiotherapiedekikkersprong.nl and two more.

It is common for these name servers to be used in conjunction with the name servers ns1.flexwebhosting.nl, ns2.flexwebhosting.nl and ns3.anony.eu.

Hostnames that resolve to two IP addresses:

The A records for ns1.anony.nl return 62.84.243.10 and 2a02:2968:2::10.

The A records for ns2.anony.nl return 185.27.140.33 and 2a02:2968:2:5::30.

The A records for ns1.flexwebhosting.nl return 62.84.243.10 and 2a02:2968:2::10.

The A records for ns2.flexwebhosting.nl return 185.27.140.33 and 2a02:2968:2:5::30.

Hosts with just one IP address:

ns3.flexwebhosting.com resolves to the IP address 185.231.200.133.

ns1.anony.nl and ns1.flexwebhosting.nl each have 2a02:2968:2::10 IP addresses.

ns1.anony.nl and ns1.flexwebhosting.nl each have 62.84.243.10 IP addresses.

ns2.anony.nl and ns2.flexwebhosting.nl each have 2a02:2968:2:5::30 IP addresses.

ns2.anony.nl and ns2.flexwebhosting.nl each have 185.27.140.33 IP addresses.

Mail Servers

Mail for osterthun.com is handled by a single mail server, mail.osterthun.com.

mail.osterthun.com resolves to 92.63.173.61 and no other IP number.