stefanklug.com - robtex.com

stefanklug.com

DNSSEC⚠️ Not signed
A2a03:4000:61:b7a5::21:6811🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH
A202.61.233.132🇩🇪 netcup-AS202.61.233.0/24
NSroot-dns.netcup.net ⭐
A2a03:4000:0:1::e1e1🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH
PTRroot-dns.netcup.net
A46.38.225.225🇩🇪 netcup-AS46.38.225.0/24
PTRroot-dns.netcup.net
NSsecond-dns.netcup.net
A2a03:4000:2:24b::c7c7🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH
PTRsecond-dns.netcup.net
A37.221.199.199🇩🇪 netcup-AS37.221.196.0/22
PTRsecond-dns.netcup.net
NSthird-dns.netcup.net
A2a03:4001:0:106::3f44🇩🇪 netcup-AS2a03:4001::/32 NETCUP-GMBH
PTRthird-dns.netcup.net
A188.68.63.68🇩🇪 netcup-AS188.68.63.0/24 NETCUP-GMBH
PTRthird-dns.netcup.net
MXmxe986.netcup.net ⭐
A2a03:4000:0:5f8:d8e0:c4ff:fe41:ca4d🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH
PTRmxe986.netcup.net
A202.61.233.134🇩🇪 netcup-AS202.61.233.0/24
PTRmxe986.netcup.net
TXTv=spf1 mx a include:_spf.webhosting.systems ~all
SOAroot-dns.netcup.netdnsadmin@netcup.net 2025-12-08 #35

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1777014606

PTR for

51.73.163.46.in-addr.arpa

Subdomains

mail.stefanklug.com

Same first word

stefanklug.com

DNS History

10 records (6 active, 4 former)

20162017201820192020202120222023202420252026NSroot-dns.netcup.netsecond-dns.netcup.netthird-dns.netcup.netlvps46-163-118-14.dedicated.hosteurope.dens2.hans.hosteurope.deMXmxe986.netcup.netmail.stefanklug.comA202.61.233.1322a03:4000:61:b7a5::21:681146.163.118.14
○NSlvps46-163-118-14.dedicated.hosteurope.de2015-06-19 → 2017-04-02 · 4 obs
● 2015-06-19 03:14:00
● 2017-04-02 20:20:38
○ 2026-04-12 18:59:00
○ 2026-04-24 07:13:24
○NSns2.hans.hosteurope.de2015-06-19 → 2017-04-02 · 4 obs
● 2015-06-19 03:14:00
● 2017-04-02 20:20:38
○ 2026-04-12 18:59:00
○ 2026-04-24 07:13:24
●NSroot-dns.netcup.net2026-04-12 → 2026-04-24 · 3 obs
○ 2017-04-02 20:20:38
● 2026-04-12 18:59:00
● 2026-04-24 07:13:24
●NSsecond-dns.netcup.net2026-04-12 → 2026-04-24 · 3 obs
○ 2017-04-02 20:20:38
● 2026-04-12 18:59:00
● 2026-04-24 07:13:24
●NSthird-dns.netcup.net2026-04-12 → 2026-04-24 · 3 obs
○ 2017-04-02 20:20:38
● 2026-04-12 18:59:00
● 2026-04-24 07:13:24
○MXmail.stefanklug.com2015-06-19 → 2017-04-02 · 4 obs
● 2015-06-19 03:14:00
● 2017-04-02 20:20:38
○ 2026-04-12 18:59:00
○ 2026-04-24 07:13:24
●MXmxe986.netcup.net2026-04-12 → 2026-04-24 · 3 obs
○ 2017-04-02 20:20:38
● 2026-04-12 18:59:00
● 2026-04-24 07:13:24
●A202.61.233.1322026-04-12 → 2026-04-24 · 3 obs
○ 2017-04-02 20:20:38
● 2026-04-12 18:59:00
● 2026-04-24 07:13:24
●A2a03:4000:61:b7a5::21:68112026-04-12 → 2026-04-24 · 3 obs
○ 2017-04-02 20:20:38
● 2026-04-12 18:59:00
● 2026-04-24 07:13:24
○A46.163.118.142015-06-19 → 2017-04-02 · 4 obs
● 2015-06-19 03:14:00
● 2017-04-02 20:20:38
○ 2026-04-12 18:59:00
○ 2026-04-24 07:13:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net, m.gtld-servers.net...-
stefanklug.comroot-dns.netcup.net, second-dns.netcup.net, third-dns.netcup.net-

✅ Authoritative Response

Server:188.68.63.68

NS records: root-dns.netcup.net, second-dns.netcup.net, third-dns.netcup.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stefanklug.com (unsigned zone)

⏱️ Timing

Total: 531ms | Queries: -

📄 Records

TypeCountSample Data
A1202.61.233.132
AAAA12a03:4000:61:b7a5::21:6811
NS3root-dns.netcup.net, third-dns.netcup.net...
MX1mxe986.netcup.net (pri: 50)
TXT1v=spf1 mx a include:_spf.webhosting.syst
SOA1root-dns.netcup.net dnsadmin.netcup.net

Analysis

Hierarchy

stefanklug.com is a parent of mail.stefanklug.com.

IP Addresses

stefanklug.com points to two IP numbers: 2a03:4000:61:b7a5::21:6811 and 202.61.233.132.

Other host names such as welp-mail.de, mx0.posavec.de, mx0.knilse.de, labelmesh.com and manx.de share IP numbers with stefanklug.com.

Name Servers

stefanklug.com is delegated to three name servers: root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.

At least part of the name servers for stefanklug.com are shared with other domains, for instance chvl.de, ioblog.de, farebos.com, sslmails.de and 1acue.dev.

Host names with two IP numbers:

root-dns.netcup.net points to 2a03:4000:0:1::e1e1 and 46.38.225.225

second-dns.netcup.net points to 2a03:4000:2:24b::c7c7 and 37.221.199.199

third-dns.netcup.net points to 2a03:4001:0:106::3f44 and 188.68.63.68

Mail Servers

The mail server for stefanklug.com is mxe986.netcup.net.

stefanklug.com uses the same mail server setup as other domains, for instance welp-mail.de, 2beez.net, kartenbauer.de, macduff.de and linuxcrew.de.

stefanklug.com shares at least some mail servers with other domains, for example spot54.de, labelmesh.com, manx.de, pixelshift.de and froeken.de.

Hostname mxe986.netcup.net resolves to two IPs: 2a03:4000:0:5f8:d8e0:c4ff:fe41:ca4d and 202.61.233.134.