topcode.de - dns.ninja
topcode.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.195.241.232🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| NS | sl1.sedo.com ⭐ | ||||||
| A | 91.195.240.173🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| NS | sl2.sedo.com | ||||||
| A | 91.195.241.173🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| MX | localhost ⭐ | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | sl1.sedo.comhostmaster@sedo.de 2018-05-16 #1 | ||||||
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=1786841340 | ||||||
Subdomains
mail.topcode.de |
Same first word
Similar names
DNS History
11 records (4 active, 7 former)
○NSns.inwx.de2018-08-22 → 2018-08-22 · 3 obs
○ 2026-02-28 22:16:34
○ 2026-08-16 00:49:28
○NSns2.inwx.de2018-08-22 → 2018-08-22 · 3 obs
○ 2026-02-28 22:16:34
○ 2026-08-16 00:49:28
○NSns3.inwx.eu2018-08-22 → 2018-08-22 · 3 obs
○ 2026-02-28 22:16:34
○ 2026-08-16 00:49:28
○NSns4.inwx.com2018-08-22 → 2018-08-22 · 3 obs
○ 2026-02-28 22:16:34
○ 2026-08-16 00:49:28
○NSns5.inwx.net2018-08-22 → 2018-08-22 · 3 obs
○ 2026-02-28 22:16:34
○ 2026-08-16 00:49:28
●NSsl1.sedo.com2026-02-28 → 2026-08-16 · 3 obs
● 2026-02-28 22:16:34
● 2026-08-16 00:49:28
●NSsl2.sedo.com2026-02-28 → 2026-08-16 · 3 obs
● 2026-02-28 22:16:34
● 2026-08-16 00:49:28
●MXlocalhost2026-02-28 → 2026-08-16 · 8 obs
● 2026-02-28 22:16:34
● 2026-05-10 01:02:36
○ 2026-06-09 06:02:54
● 2026-06-27 02:10:10
○ 2026-06-30 19:22:28
● 2026-08-08 18:55:16
● 2026-08-16 00:49:28
○MXmail.topcode.de2018-08-22 → 2018-08-22 · 3 obs
○ 2026-02-28 22:16:34
○ 2026-08-16 00:49:28
○A138.201.33.1112018-08-22 → 2018-08-22 · 3 obs
○ 2026-02-28 22:16:34
○ 2026-08-16 00:49:28
●A91.195.241.2322026-02-28 → 2026-08-16 · 8 obs
● 2026-02-28 22:16:34
● 2026-05-10 01:02:36
○ 2026-06-09 06:02:54
● 2026-06-27 02:10:10
○ 2026-06-30 19:22:28
● 2026-08-08 18:55:16
● 2026-08-16 00:49:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | f.nic.de, a.nic.de, z.nic.de | - |
| topcode.de | sl1.sedo.com, sl2.sedo.com | - |
✅ Authoritative Response
Server:91.195.240.173
NS records: sl1.sedo.com, sl2.sedo.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for topcode.de (unsigned zone)
⏱️ Timing
Total: 4995ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.195.241.232 |
| NS | 2 | sl2.sedo.com, sl1.sedo.com |
| MX | 1 | localhost (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | sl1.sedo.com hostmaster.sedo.de |
Analysis
Hierarchy
mail.topcode.de is a subdomain of topcode.de.
IP Addresses
topcode.de has exactly one IP address — 91.195.241.232.
mx.mypagerank.de, www.maver.com, www.biohacker.online plus two other host names have IP numbers in common with topcode.de.
Name Servers
Two name servers handle the delegation for topcode.de: sl1.sedo.com and sl2.sedo.com.
The name server configuration of topcode.de is shared with other domains, for instance flyto.xyz, webmaster.dp-tech.de, 2kc.eu and two others.
Both sl1.sedo.com and sl2.sedo.com have a single IP address each — sl1.sedo.com resolves to 91.195.240.173 while sl2.sedo.com resolves to 91.195.241.173.
Mail Servers
topcode.de uses one mail server — localhost.
The mail server setup of topcode.de matches that of other domains such as flycart.de, local.nextopenairs.ch, skiz.co.uk and two others.