`testcentrum.com`

DNSSEC	⚠️ Not signed
A	62.109.155.9^{🇨🇿 IGNUM-AS62.109.128.0/19 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/}
		PTR	`dw202.webglobe.com`
NS	`a.ns14.net` ⭐
		A	2001:8d8:fe:53:217:160:80:160^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-ix1.ui-dns.de`
		A	217.160.80.160^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-ix1.ui-dns.de`
NS	`b.ns14.net`
		A	2001:8d8:fe:53:217:160:81:160^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-ix1.ui-dns.biz`
		A	217.160.81.160^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-ix1.ui-dns.biz`
NS	`c.ns14.net`
		A	2607:f1c0:fe:53:185:132:35:160^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns-ix1.ui-dns.org`
		A	185.132.35.160^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-ix1.ui-dns.org`
NS	`d.ns14.net`
		A	2607:f1c0:fe:53:185:132:34:160^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns-ix1.ui-dns.com`
		A	185.132.34.160^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-ix1.ui-dns.com`
MX	`mx.testcentrum.com` ⭐
		A	91.223.204.6^{🇩🇪 Hogrefe91.223.204.0/24 Verlag GmbH & Co. KG}
			PTR	`mx2.hogrefe.de`
TXT	`MS=ms25725783`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`a.ns14.net`domain@goetel.net 2024-11-15 #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=1771291435

Subdomains

www.testcentrum.com

Same first word

testcentrum.com

DNS History

19 records (6 active, 13 former)

●NSa.ns14.net2018-01-17 → 2026-03-19 · 3 obs

○ 2017-01-03 00:19:50
● 2018-01-17 07:48:00
● 2026-03-19 07:23:30

●NSb.ns14.net2018-01-17 → 2026-03-19 · 3 obs

○ 2017-01-03 00:19:50
● 2018-01-17 07:48:00
● 2026-03-19 07:23:30

●NSc.ns14.net2018-01-17 → 2026-03-19 · 3 obs

○ 2017-01-03 00:19:50
● 2018-01-17 07:48:00
● 2026-03-19 07:23:30

○NSch.ch-inter.net2015-07-12 → 2017-01-03 · 4 obs

● 2015-07-12 17:41:02
● 2017-01-03 00:19:50
○ 2018-01-17 07:48:00
○ 2026-03-19 07:23:30

●NSd.ns14.net2018-01-17 → 2026-03-19 · 3 obs

○ 2017-01-03 00:19:50
● 2018-01-17 07:48:00
● 2026-03-19 07:23:30

○NSde.ch-inter.net2015-07-12 → 2017-01-03 · 4 obs

● 2015-07-12 17:41:02
● 2017-01-03 00:19:50
○ 2018-01-17 07:48:00
○ 2026-03-19 07:23:30

○NSnl.ch-inter.net2015-07-12 → 2017-01-03 · 4 obs

● 2015-07-12 17:41:02
● 2017-01-03 00:19:50
○ 2018-01-17 07:48:00
○ 2026-03-19 07:23:30

○MXalt1.aspmx.l.google.com2015-07-12 → 2018-01-17 · 4 obs

● 2015-07-12 17:41:02
● 2018-01-17 07:48:00
○ 2026-03-01 20:52:02
○ 2026-03-19 07:23:30

○MXalt2.aspmx.l.google.com2015-07-12 → 2018-01-17 · 4 obs

● 2015-07-12 17:41:02
● 2018-01-17 07:48:00
○ 2026-03-01 20:52:02
○ 2026-03-19 07:23:30

○MXalt3.aspmx.l.google.com2018-01-17 → 2018-01-17 · 4 obs

○ 2017-01-03 00:19:50
● 2018-01-17 07:48:00
○ 2026-03-01 20:52:02
○ 2026-03-19 07:23:30

○MXalt4.aspmx.l.google.com2018-01-17 → 2018-01-17 · 4 obs

○ 2017-01-03 00:19:50
● 2018-01-17 07:48:00
○ 2026-03-01 20:52:02
○ 2026-03-19 07:23:30

○MXaspmx.l.google.com2015-07-12 → 2018-01-17 · 4 obs

● 2015-07-12 17:41:02
● 2018-01-17 07:48:00
○ 2026-03-01 20:52:02
○ 2026-03-19 07:23:30

○MXaspmx2.googlemail.com2015-07-12 → 2017-01-03 · 4 obs

● 2015-07-12 17:41:02
● 2017-01-03 00:19:50
○ 2018-01-17 07:48:00
○ 2026-03-19 07:23:30

○MXaspmx3.googlemail.com2015-07-12 → 2017-01-03 · 4 obs

● 2015-07-12 17:41:02
● 2017-01-03 00:19:50
○ 2018-01-17 07:48:00
○ 2026-03-19 07:23:30

○MXaspmx4.googlemail.com2015-07-12 → 2017-01-03 · 4 obs

● 2015-07-12 17:41:02
● 2017-01-03 00:19:50
○ 2018-01-17 07:48:00
○ 2026-03-19 07:23:30

○MXaspmx5.googlemail.com2015-07-12 → 2017-01-03 · 4 obs

● 2015-07-12 17:41:02
● 2017-01-03 00:19:50
○ 2018-01-17 07:48:00
○ 2026-03-19 07:23:30

●MXmx.testcentrum.com2026-03-01 → 2026-03-19 · 3 obs

○ 2018-01-17 07:48:00
● 2026-03-01 20:52:02
● 2026-03-19 07:23:30

●A62.109.155.92026-03-01 → 2026-03-19 · 3 obs

○ 2018-01-17 07:48:00
● 2026-03-01 20:52:02
● 2026-03-19 07:23:30

○A81.20.116.132018-01-17 → 2018-01-17 · 3 obs

● 2018-01-17 07:48:00
○ 2026-03-01 20:52:02
○ 2026-03-19 07:23:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, e.gtld-servers.net, j.gtld-servers.net, m.gtld-servers.net...	-
testcentrum.com	a.ns14.net, b.ns14.net, c.ns14.net, d.ns14.net	-

✅ Authoritative Response

Server: 217.160.80.160

NS records: a.ns14.net, b.ns14.net, c.ns14.net, d.ns14.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for testcentrum.com (unsigned zone)

⏱️ Timing

Total: 870ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`62.109.155.9`
NS	4	`d.ns14.net, b.ns14.net...`
MX	1	`mx.testcentrum.com (pri: 10)`
TXT	2	`v=spf1 include:spf.protection.outlook.co, MS=ms25725783`
SOA	1	`a.ns14.net domain.goetel.net`

Analysis

Hierarchy

testcentrum.com is a parent of www.testcentrum.com.

IP Addresses

testcentrum.com points to a single IP number: 62.109.155.9.

Other host names, for instance akbilina.net, dddb.cz, dats.cz, ticom.cz and junak3.adam.cz share IP numbers with testcentrum.com.

Name Servers

testcentrum.com is delegated to four name servers: a.ns14.net, b.ns14.net, c.ns14.net and d.ns14.net.

testcentrum.com at least partially shares name servers with other domains, for instance hdpsupport.de, ateroconsult.de, autobild-blog.com, cleo-stade.de and physio-hehenberger.at.

Host names with two IP numbers:

a.ns14.net points to: 2001:8d8:fe:53:217:160:80:160 and 217.160.80.160.

b.ns14.net points to: 2001:8d8:fe:53:217:160:81:160 and 217.160.81.160.

c.ns14.net points to: 2607:f1c0:fe:53:185:132:35:160 and 185.132.35.160.

d.ns14.net points to: 2607:f1c0:fe:53:185:132:34:160 and 185.132.34.160.

Mail Servers

testcentrum.com is handled by a single mail server, mx.testcentrum.com.

mx.testcentrum.com points to a single IP: 91.223.204.6.

testcentrum.com - robtex.com

testcentrum.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`testcentrum.com`

`com`