is4.de - robtex.com
is4.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 54.76.134.21🇮🇪 Amazon54.76.0.0/15 EC2 DUB prefix | ||||||
| PTR | ec2-54-76-134-21.eu-west-1.compute.amazonaws.com | ||||||
| NS | ns.syskoplan.de | ||||||
| A | 194.15.211.140🇮🇹 SYSKOPLAN194.15.211.0/24 | ||||||
| PTR | ns.syskoplan.de | ||||||
| NS | outer.syskoplan.de | ||||||
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1771291602 | ||||||
Subdomains
Same first word
is4.cz |
is4.pt |
is4.eu |
is4.cc |
is4.com |
is4.me |
is4.sale |
is4.it |
is4.co |
is4.us |
is4.cn |
is4.co.jp |
is4.net |
is4.org |
is4.de |
is4.fr |
Similar names
DNS History
9 records (3 active, 6 former)
○NSns.is4.de2015-08-06 → 2018-05-11 · 4 obs
● 2018-05-11 08:28:14
○ 2026-03-08 09:25:16
○ 2026-03-08 09:25:18
●NSns.syskoplan.de2015-08-06 → 2026-03-08 · 2 obs
● 2026-03-08 09:25:18
●NSouter.syskoplan.de2015-08-06 → 2026-03-08 · 2 obs
● 2026-03-08 09:25:18
○MXis4-de.mail.protection.outlook.com2026-03-08 → 2026-03-08 · 2 obs
○ 2026-03-08 09:25:18
○MXmx12a.antispameurope.com2015-08-06 → 2018-05-11 · 4 obs
● 2018-05-11 08:28:14
○ 2026-03-08 09:25:16
○ 2026-03-08 09:25:18
○MXmx12b.antispameurope.com2015-08-06 → 2018-05-11 · 4 obs
● 2018-05-11 08:28:14
○ 2026-03-08 09:25:16
○ 2026-03-08 09:25:18
○MXmx12c.antispameurope.com2015-08-06 → 2018-05-11 · 4 obs
● 2018-05-11 08:28:14
○ 2026-03-08 09:25:16
○ 2026-03-08 09:25:18
○MXmx12d.antispameurope.com2015-08-06 → 2018-05-11 · 4 obs
● 2018-05-11 08:28:14
○ 2026-03-08 09:25:16
○ 2026-03-08 09:25:18
●A54.76.134.212018-05-11 → 2026-03-08 · 2 obs
● 2026-03-08 09:25:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| is4.de | ns.syskoplan.de, outer.syskoplan.de | 2 records |
✅ Authoritative Response
Server: 194.15.211.130
NS records: ns.syskoplan.de, outer.syskoplan.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for is4.de (unsigned zone)
⏱️ Timing
Total: 910ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns.syskoplan.de, outer.syskoplan.de |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.syskoplan.de, outer.syskoplan.de)
Analysis
Hierarchy
is4.de is the parent of lookout2.is4.de, cag.is4.de, outpost.is4.de, ns.is4.de, www2.is4.de and a few other host names.
IP Addresses
is4.de resolves to one IP number: 54.76.134.21.
other host names including discoveryreply.eu, glueltd.com, arlanis.com, logisticsreply.it and www.discoveryreply.eu share IP numbers with is4.de.
Name Servers
is4.de is delegated to two name servers ns.syskoplan.de and outer.syskoplan.de.
is4.de shares the same name server setup as other domains, for instance insurancesuite.de, xpress-reply.de, riverlandreply.de, macros-innovation.de and 100.153.194.in-addr.arpa.
is4.de at least partially shares name servers with other domains, for instance is-4.com, 211.15.194.in-addr.arpa, interquench.eu, syscoplan.com and syskoplan.com.
Hostnames with a single IP:
ns.syskoplan.de points to 194.15.211.140.