zero-sum.de - dns.ninja
zero-sum.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=1783655971 | ||||||
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
○NSa.ns14.net2015-08-19 → 2017-06-12 · 4 obs
● 2017-06-12 07:47:42
○ 2026-07-10 04:23:32
○ 2026-07-10 04:23:36
○NSb.ns14.net2015-08-19 → 2017-06-12 · 4 obs
● 2017-06-12 07:47:42
○ 2026-07-10 04:23:32
○ 2026-07-10 04:23:36
●NSsl1.sedo.com2026-07-10 → 2026-07-10 · 3 obs
● 2026-07-10 04:23:32
● 2026-07-10 04:23:36
●NSsl2.sedo.com2026-07-10 → 2026-07-10 · 3 obs
● 2026-07-10 04:23:32
● 2026-07-10 04:23:36
●MXlocalhost2026-07-10 → 2026-07-10 · 3 obs
● 2026-07-10 04:23:32
● 2026-07-10 04:23:36
○MXmail.zero-sum.de2015-08-19 → 2017-06-12 · 4 obs
● 2017-06-12 07:47:42
○ 2026-07-10 04:23:32
○ 2026-07-10 04:23:36
○A85.214.253.352015-08-19 → 2017-06-12 · 4 obs
● 2017-06-12 07:47:42
○ 2026-07-10 04:23:32
○ 2026-07-10 04:23:36
●A91.195.241.2322026-07-10 → 2026-07-10 · 3 obs
● 2026-07-10 04:23:32
● 2026-07-10 04:23:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, z.nic.de, f.nic.de | - |
| zero-sum.de | sl2.sedo.com, sl1.sedo.com | - |
✅ Authoritative Response
Server:91.195.240.173
NS records: sl2.sedo.com, sl1.sedo.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for zero-sum.de (unsigned zone)
⏱️ Timing
Total: 3855ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.195.241.232 |
| NS | 2 | sl1.sedo.com, sl2.sedo.com |
| MX | 1 | localhost (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | sl1.sedo.com hostmaster.sedo.de |
Analysis
IP Addresses
zero-sum.de directs to one IP number, which is 91.195.241.232.
Among the host names that share IP numbers with zero-sum.de are sso.rcs-gmbh.de, 269.de, valeverde.com and two others.
Name Servers
The NS records for zero-sum.de delegate to sl1.sedo.com and sl2.sedo.com.
zero-sum.de has the same name server delegation as a number of other domains, such as mail.fiscor.de, 104-219-131-85.rdns.lunarix.de, fiftysix.eu and two more.
zero-sum.de and other domains like sslvpn2.rsm-group.com share at least a portion of their name servers.
sl1.sedo.com directs to 91.195.240.173 and sl2.sedo.com directs to 91.195.241.173; each host name points to exactly one IP number.
Mail Servers
zero-sum.de routes its mail through a single mail server, localhost.
zero-sum.de has the same mail server arrangement as a number of other domains, for example designer2.com, mail.uhltra.com, ipma.compraengrupo.com and two more.