erratus.de - robtex.com
erratus.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=1786186867 | ||||||
Same first word
erratus.de |
Similar names
DNS History
13 records (8 active, 5 former)
○NSdocks16.rzone.de2015-08-18 → 2017-10-20 · 4 obs
● 2017-10-20 19:45:26
○ 2026-07-11 18:59:04
○ 2026-08-08 11:33:32
●NSroot-dns.netcup.net2026-07-11 → 2026-08-08 · 3 obs
● 2026-07-11 18:59:04
● 2026-08-08 11:33:32
●NSsecond-dns.netcup.net2026-07-11 → 2026-08-08 · 3 obs
● 2026-07-11 18:59:04
● 2026-08-08 11:33:32
○NSshades09.rzone.de2015-08-18 → 2017-10-20 · 4 obs
● 2017-10-20 19:45:26
○ 2026-07-11 18:59:04
○ 2026-08-08 11:33:32
●NSthird-dns.netcup.net2026-07-11 → 2026-08-08 · 3 obs
● 2026-07-11 18:59:04
● 2026-08-08 11:33:32
●MXmxext1.mailbox.org2026-07-11 → 2026-08-08 · 3 obs
● 2026-07-11 18:59:04
● 2026-08-08 11:33:32
●MXmxext2.mailbox.org2026-07-11 → 2026-08-08 · 3 obs
● 2026-07-11 18:59:04
● 2026-08-08 11:33:32
●MXmxext3.mailbox.org2026-07-11 → 2026-08-08 · 3 obs
● 2026-07-11 18:59:04
● 2026-08-08 11:33:32
○MXsmtpin.rzone.de2015-08-18 → 2017-10-20 · 4 obs
● 2017-10-20 19:45:26
○ 2026-07-11 18:59:04
○ 2026-08-08 11:33:32
○A2a01:238:20a:202:1072::2015-08-18 → 2017-10-20 · 4 obs
● 2017-10-20 19:45:26
○ 2026-07-11 18:59:04
○ 2026-08-08 11:33:32
●A2a03:4000:30:8c57::13:63812026-07-11 → 2026-08-08 · 3 obs
● 2026-07-11 18:59:04
● 2026-08-08 11:33:32
○A81.169.145.722015-08-18 → 2017-10-20 · 4 obs
● 2017-10-20 19:45:26
○ 2026-07-11 18:59:04
○ 2026-08-08 11:33:32
●A91.204.46.672026-07-11 → 2026-08-08 · 3 obs
● 2026-07-11 18:59:04
● 2026-08-08 11:33:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| erratus.de | third-dns.netcup.net, second-dns.netcup.net, root-dns.netcup.net | - |
✅ Authoritative Response
Server:37.221.199.199
NS records: third-dns.netcup.net, second-dns.netcup.net, root-dns.netcup.net
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at de: Error: DNS query timeout: 194.0.0.53 for DNSKEY de
⏱️ Timing
Total: 4204ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.204.46.67 |
| AAAA | 1 | 2a03:4000:30:8c57::13:6381 |
| NS | 3 | root-dns.netcup.net, third-dns.netcup.net... |
| MX | 4 | mxext3.mailbox.org (pri: 10), mxext4.mailbox.org (pri: 10)... |
| TXT | 1 | v=spf1 include:mailbox.org ~all |
| SOA | 1 | root-dns.netcup.net dnsadmin.netcup.net |
Analysis
IP Addresses
erratus.de has two IP addresses: 91.204.46.67 and 2a03:4000:30:8c57::13:6381
Two other host names, along with net.groessing.net, mx0.logopaedie-kirchner.de and euroc.at, also share IP numbers with erratus.de.
Name Servers
erratus.de is served by three name servers: root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.
There is at least partial name server overlap between erratus.de and other domains — geokultur.de, creative-conzept.de, landeck-taxi.at and two more among them.
The hostnames root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net each direct to two IP addresses — root-dns.netcup.net to 46.38.225.225 and 2a03:4000:0:1::e1e1, second-dns.netcup.net to 37.221.199.199 and 2a03:4000:2:24b::c7c7, and third-dns.netcup.net to 188.68.63.68 and 2a03:4001:0:106::3f44.
Mail Servers
Incoming mail for erratus.de is delivered via three mail servers: mxext1.mailbox.org, mxext2.mailbox.org and mxext3.mailbox.org.
There is at least a partial MX overlap between erratus.de and other domains, including kaunet.de, openproject.org, zelf.fr and two others.
These mail servers often co-occur with the mail servers mxlb.ispgateway.de.
The hostnames mxext1.mailbox.org, mxext2.mailbox.org and mxext3.mailbox.org each direct to two IP addresses — mxext1.mailbox.org to 80.241.60.212 and 2001:67c:2050:104:0:1:25:1, mxext2.mailbox.org to 80.241.60.215 and 2001:67c:2050:104:0:2:25:1, and mxext3.mailbox.org to 80.241.60.216 and 2001:67c:2050:104:0:3:25:1.