it4linux.de - dns.ninja

it4linux.de

DNSSEC⚠️ Not signed
A138.201.53.196🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4
PTRmail04.insert-into.net
NSdns04.insert-into.net
A2a01:4f8:172:ec3::53🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRdns04.insert-into.net
A138.201.53.196🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4
PTRmail04.insert-into.net
NSdns02.insert-into.de
A2a01:4f8:151:3c::53🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRdns02.insert-into.net
A176.9.70.77🇩🇪 Hetzner176.9.0.0/16 HETZNER-RZ-FKS-BLK4
PTRmail02.insert-into.net
NSdns03.insert-into.com
A2a01:4f8:191:8005::53🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRdns03.insert-into.net
A144.76.67.6🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1
PTRmail03.insert-into.net
MXmail04.insert-into.net
A2a01:4f8:172:ec3::25🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRmail04.insert-into.net
A138.201.53.196🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4
PTRmail04.insert-into.net
MXmail02.insert-into.net(20)
A2a01:4f8:151:3c::25🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRmail02.insert-into.net
A176.9.70.77🇩🇪 Hetzner176.9.0.0/16 HETZNER-RZ-FKS-BLK4
PTRmail02.insert-into.net
TXTv=spf1 a:mailout.insert-into.net -all
SOAdns04.insert-into.nethostmaster@insert-into.net 2025-11-15 #51

de

DNSSEC🔒 Signed (DS record present)
NSf.nic.de
NSa.nic.de
NSl.de.net ⚠️ Not in parent delegation
NSn.de.net ⚠️ Not in parent delegation
NSs.de.net ⚠️ Not in parent delegation
NSz.nic.de
SOAf.nic.dedns-operations@denic.de serial=1780566015

Subdomains

Same first word

DNS History

10 records (6 active, 4 former)

20162017201820192020202120222023202420252026NSdns02.insert-into.dedns03.insert-into.comdns04.insert-into.netdns01.insert-into.netMXmail02.insert-into.netmail04.insert-into.netmail01.insert-into.netmail03.insert-into.netA138.201.53.196212.112.238.121
NSdns01.insert-into.net2015-05-18 → 2018-10-20 · 4 obs
● 2015-05-18 14:29:28
● 2018-10-20 01:22:52
○ 2026-04-03 16:36:16
○ 2026-06-04 09:40:44
NSdns02.insert-into.de2015-05-18 → 2026-06-04 · 2 obs
● 2015-05-18 14:29:28
● 2026-06-04 09:40:44
NSdns03.insert-into.com2018-10-20 → 2026-06-04 · 3 obs
○ 2015-05-18 14:29:28
● 2018-10-20 01:22:52
● 2026-06-04 09:40:44
NSdns04.insert-into.net2026-04-03 → 2026-06-04 · 3 obs
○ 2018-10-20 01:22:52
● 2026-04-03 16:36:16
● 2026-06-04 09:40:44
MXmail01.insert-into.net2015-05-18 → 2018-10-20 · 4 obs
● 2015-05-18 14:29:28
● 2018-10-20 01:22:52
○ 2026-04-03 16:36:16
○ 2026-06-04 09:40:44
MXmail02.insert-into.net2015-05-18 → 2026-06-04 · 2 obs
● 2015-05-18 14:29:28
● 2026-06-04 09:40:44
MXmail03.insert-into.net2018-10-20 → 2018-10-20 · 4 obs
○ 2015-05-18 14:29:28
● 2018-10-20 01:22:52
○ 2026-04-03 16:36:16
○ 2026-06-04 09:40:44
MXmail04.insert-into.net2026-04-03 → 2026-06-04 · 3 obs
○ 2018-10-20 01:22:52
● 2026-04-03 16:36:16
● 2026-06-04 09:40:44
A138.201.53.1962026-04-03 → 2026-06-04 · 3 obs
○ 2018-10-20 01:22:52
● 2026-04-03 16:36:16
● 2026-06-04 09:40:44
A212.112.238.1212015-05-18 → 2018-10-20 · 4 obs
● 2015-05-18 14:29:28
● 2018-10-20 01:22:52
○ 2026-04-03 16:36:16
○ 2026-06-04 09:40:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
it4linux.dedns02.insert-into.de, dns03.insert-into.com2 records

✅ Authoritative Response

Server:176.9.70.77

NS records: dns02.insert-into.de, dns03.insert-into.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for it4linux.de (unsigned zone)

⏱️ Timing

Total: 1114ms | Queries: -

📄 Records

TypeCountSample Data
A1138.201.53.196
NS2dns03.insert-into.com, dns02.insert-into.de
MX2mail04.insert-into.net (pri: 10), mail02.insert-into.net (pri: 20)
TXT1v=spf1 a:mailout.insert-into.net -all
SOA1dns04.insert-into.net hostmaster.insert-

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns02.insert-into.de, dns02.insert-into.de)

Analysis

Hierarchy

it4linux.de is a parent domain of dns02.it4linux.de.

IP Addresses

it4linux.de resolves to just one IP address, 138.201.53.196.

Other host names — dns04.insert-into.de, mail04.insert-into.net, it4linux.net and dns04.insert-into.net — share IP numbers with it4linux.de.

Name Servers

it4linux.de is delegated to three name servers: dns03.insert-into.com, dns02.insert-into.de and dns04.insert-into.net.

it4linux.de shares at least some of its name servers with other domains, including insert-into.com, accent-immobilien.de, keuk.de and two others.

dns03.insert-into.com, dns02.insert-into.de and dns04.insert-into.net each resolve to two IP addresses: dns03.insert-into.com resolves to 144.76.67.6 and 2a01:4f8:191:8005::53; dns02.insert-into.de resolves to 176.9.70.77 and 2a01:4f8:151:3c::53; dns04.insert-into.net resolves to 138.201.53.196 and 2a01:4f8:172:ec3::53.

Mail Servers

it4linux.de is served by two mail servers, mail02.insert-into.net and mail04.insert-into.net.

Among the domains sharing a mail server setup with it4linux.de are dns02.it4linux.de, dns04.insert-into.de, mtb-hoexter.de and two others.

mail02.insert-into.net and mail04.insert-into.net each resolve to two IP addresses: mail02.insert-into.net points to 176.9.70.77 and 2a01:4f8:151:3c::25, while mail04.insert-into.net points to 138.201.53.196 and 2a01:4f8:172:ec3::25.