classen.com - dns.ninja

`classen.com`

DNSSEC	⚠️ Not signed
A	82.165.92.8^{🇩🇪 IONOS-AS82.165.92.0/22}
		PTR	`ip82-165-92-8.pbiaas.com`
NS	`ns1086.ui-dns.biz` ⭐
		A	2001:8d8:fe:53:0:d9a0:5156:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1086.ui-dns.biz`
		A	217.160.81.86^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1086.ui-dns.biz`
NS	`ns1020.ui-dns.de`
		A	2001:8d8:fe:53:0:d9a0:5014:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1020.ui-dns.de`
		A	217.160.80.20^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1020.ui-dns.de`
NS	`ns1049.ui-dns.com`
		A	2001:8d8:fe:53:0:d9a0:5231:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1049.ui-dns.com`
		A	217.160.82.49^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1049.ui-dns.com`
NS	`ns1051.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:5333:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1051.ui-dns.org`
		A	217.160.83.51^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1051.ui-dns.org`
MX	`mx00.ionos.de` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.de` ⭐
		A	217.72.192.67^{🇩🇪 IONOS-AS217.72.192.0/20 Web.de}
			PTR	`mx01.kundenserver.de`
TXT	`google-site-verification=fEbKMEhy4p80TQoCnqdjhKlgcD3kNfgzaaLfoU3s9vk`
TXT	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	`ns1086.ui-dns.biz`hostmaster@1und1.com 2017-06-01 #53

`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=1782306670

Same first word

classen.com

classen.ch

classen.one

classen.us

classen.biz

classen.pl

classen.cn

classen.be

classen.fr

classen.sk

classen.com.pl

classen.lu

classen.mobi

classen.online

classen.de

classen.dk

classen.cl

classen.pro

classen.org

classen.co.za

classen.ua

classen.net

classen.email

classen.bg

classen.koeln

classen.it

classen.nu

classen.company

Similar names

enclass.ru

lanessc.org

calsens.in

senslac.com

clasens.dk

cnseals.cn

enclass.com.br

leancss.com

leanscs.in

salesnc.com

cnsales.net

lancess.com

scalens.com

cnseals.com

esclans.fr

snacles.com

calsens.com

enclass.net

ncsales.net

lansecs.top

clasens.de

ssclean.ru

esclans.com

ssclean.cn

canless.com

neclass.com

elsscan.com

ssclean.com

aslensc.com

DNS History

19 records (7 active, 12 former)

○NSdns101.register.com2026-04-29 → 2026-06-24 · 2 obs

○ 2026-04-29 00:14:12
○ 2026-06-24 13:32:32

○NSdns102.register.com2026-04-29 → 2026-06-24 · 2 obs

○ 2026-04-29 00:14:12
○ 2026-06-24 13:32:32

○NSdns113.a.register.com2015-08-13 → 2017-06-06 · 4 obs

● 2015-08-13 17:46:26
● 2017-06-06 16:13:32
○ 2026-04-29 00:14:12
○ 2026-06-24 13:32:32

○NSdns236.c.register.com2015-08-13 → 2017-06-06 · 4 obs

● 2015-08-13 17:46:26
● 2017-06-06 16:13:32
○ 2026-04-29 00:14:12
○ 2026-06-24 13:32:32

○NSdns241.b.register.com2015-08-13 → 2017-06-06 · 4 obs

● 2015-08-13 17:46:26
● 2017-06-06 16:13:32
○ 2026-04-29 00:14:12
○ 2026-06-24 13:32:32

○NSdns249.d.register.com2015-08-13 → 2017-06-06 · 4 obs

● 2015-08-13 17:46:26
● 2017-06-06 16:13:32
○ 2026-04-29 00:14:12
○ 2026-06-24 13:32:32

●NSns1020.ui-dns.de2026-04-29 → 2026-06-24 · 3 obs

○ 2017-06-06 16:13:32
● 2026-04-29 00:14:12
● 2026-06-24 13:32:32

●NSns1049.ui-dns.com2026-04-29 → 2026-06-24 · 3 obs

○ 2017-06-06 16:13:32
● 2026-04-29 00:14:12
● 2026-06-24 13:32:32

●NSns1051.ui-dns.org2026-04-29 → 2026-06-24 · 3 obs

○ 2017-06-06 16:13:32
● 2026-04-29 00:14:12
● 2026-06-24 13:32:32

●NSns1086.ui-dns.biz2026-04-29 → 2026-06-24 · 3 obs

○ 2017-06-06 16:13:32
● 2026-04-29 00:14:12
● 2026-06-24 13:32:32

●MXmx00.ionos.de2026-04-29 → 2026-06-24 · 3 obs

○ 2017-06-06 16:13:32
● 2026-04-29 00:14:12
● 2026-06-24 13:32:32

○MXmx001.register.xion.oxcs.net2026-04-29 → 2026-06-24 · 2 obs

○ 2026-04-29 00:14:12
○ 2026-06-24 13:32:32

○MXmx002.register.xion.oxcs.net2026-04-29 → 2026-06-24 · 2 obs

○ 2026-04-29 00:14:12
○ 2026-06-24 13:32:32

●MXmx01.ionos.de2026-04-29 → 2026-06-24 · 3 obs

○ 2017-06-06 16:13:32
● 2026-04-29 00:14:12
● 2026-06-24 13:32:32

○MXmx07.register.com2015-08-13 → 2017-06-06 · 4 obs

● 2015-08-13 17:46:26
● 2017-06-06 16:13:32
○ 2026-04-29 00:14:12
○ 2026-06-24 13:32:32

○A141.8.225.762016-11-03 → 2017-06-06 · 5 obs

○ 2016-10-20 14:35:16
● 2016-11-03 07:27:50
● 2017-06-06 16:13:32
○ 2026-04-29 00:14:12
○ 2026-06-24 13:32:32

○A205.178.189.1312026-04-29 → 2026-06-24 · 2 obs

○ 2026-04-29 00:14:12
○ 2026-06-24 13:32:32

○A216.21.224.1992015-08-13 → 2016-10-20 · 4 obs

● 2015-08-13 17:46:26
● 2016-10-20 14:35:16
○ 2016-11-03 07:27:50
○ 2026-06-24 13:32:32

●A82.165.92.82026-04-29 → 2026-06-24 · 3 obs

○ 2017-06-06 16:13:32
● 2026-04-29 00:14:12
● 2026-06-24 13:32:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
classen.com	ns1020.ui-dns.de, ns1051.ui-dns.org, ns1086.ui-dns.biz, ns1049.ui-dns.com	2 records

✅ Authoritative Response

Server:217.160.80.20

NS records: ns1020.ui-dns.de, ns1051.ui-dns.org, ns1086.ui-dns.biz, ns1049.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classen.com (unsigned zone)

⏱️ Timing

Total: 426ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`82.165.92.8`
NS	4	`ns1020.ui-dns.de, ns1049.ui-dns.com...`
MX	2	`mx01.ionos.de (pri: 10), mx00.ionos.de (pri: 10)`
TXT	2	`v=spf1 include:_spf-eu.ionos.com ~all, google-site-verification=fEbKMEhy4p80TQo`
SOA	1	`ns1086.ui-dns.biz hostmaster.1und1.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1049.ui-dns.com, ns1049.ui-dns.com)

Analysis

IP Addresses

classen.com resolves to one IP address: 82.165.92.8.

ip82-165-92-8.pbiaas.com, for instance, is one of the other host names sharing IP numbers with classen.com.

Name Servers

The authoritative name servers for classen.com are ns1086.ui-dns.biz, ns1049.ui-dns.com, ns1020.ui-dns.de and ns1051.ui-dns.org.

The name servers of classen.com overlap at least partially with those of other domains — among them esthetique-discount-france.fr, westenet.eu, grucomsa.com and two more.

These name servers commonly appear in delegations together with ns1086.ui-dns.de, ns1051.ui-dns.biz, ns1051.ui-dns.com and 7 other.

Each of the four hosts ns1086.ui-dns.biz, ns1049.ui-dns.com, ns1020.ui-dns.de and ns1051.ui-dns.org has two IP addresses. ns1086.ui-dns.biz points to 217.160.81.86 and 2001:8d8:fe:53:0:d9a0:5156:100. ns1049.ui-dns.com points to 217.160.82.49 and 2001:8d8:fe:53:0:d9a0:5231:100. ns1020.ui-dns.de points to 217.160.80.20 and 2001:8d8:fe:53:0:d9a0:5014:100. ns1051.ui-dns.org points to 217.160.83.51 and 2001:8d8:fe:53:0:d9a0:5333:100.

Mail Servers

Mail for classen.com is handled by two mail servers — mx00.ionos.de and mx01.ionos.de.

classen.com uses an identical mail server configuration to several other domains — among them feuerwehr-wacken.de, farmkontakt.com, b3-coatings.de and two more.

Both mx00.ionos.de and mx01.ionos.de have a single IP address each — mx00.ionos.de resolves to 212.227.15.41 while mx01.ionos.de resolves to 217.72.192.67.