err731.de - robtex.com
err731.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=1773553752 | ||||||
Previously MX for
Subdomains
mail.err731.de |
Same first word
err731.de |
DNS History
16 records (7 active, 9 former)
○NSns1078.ui-dns.biz2020-02-24 → 2020-02-24 · 3 obs
● 2020-02-24 06:06:10
○ 2026-03-23 06:38:14
○NSns1078.ui-dns.com2020-02-24 → 2020-02-24 · 3 obs
● 2020-02-24 06:06:10
○ 2026-03-23 06:38:14
○NSns1078.ui-dns.de2020-02-24 → 2020-02-24 · 3 obs
● 2020-02-24 06:06:10
○ 2026-03-23 06:38:14
○NSns1078.ui-dns.org2020-02-24 → 2020-02-24 · 3 obs
● 2020-02-24 06:06:10
○ 2026-03-23 06:38:14
○NSns65.1und1.de2015-06-27 → 2017-03-26 · 4 obs
● 2017-03-26 19:14:12
○ 2020-02-24 06:06:10
○ 2026-03-23 06:38:14
○NSns66.1und1.de2015-06-27 → 2017-03-26 · 4 obs
● 2017-03-26 19:14:12
○ 2020-02-24 06:06:10
○ 2026-03-23 06:38:14
●NSroot-dns.netcup.net2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 06:38:14
●NSsecond-dns.netcup.net2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 06:38:14
●NSthird-dns.netcup.net2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 06:38:14
○MXerr731.de2015-06-27 → 2020-02-24 · 3 obs
● 2020-02-24 06:06:10
○ 2026-03-23 06:38:14
●MXmail.err731.de2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 06:38:14
○MXmx01.kundenserver.de2015-06-27 → 2016-06-25 · 4 obs
● 2016-06-25 03:44:02
○ 2017-03-26 19:14:12
○ 2026-03-23 06:38:14
●MXmxe83f.netcup.net2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 06:38:14
●A202.61.232.612026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 06:38:14
●A2a03:4000:61:9a::16:68982026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 06:38:14
○A87.106.59.1082015-06-27 → 2020-02-24 · 3 obs
● 2020-02-24 06:06:10
○ 2026-03-23 06:38:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| err731.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
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1244ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.61.232.61 |
| AAAA | 1 | 2a03:4000:61:9a::16:6898 |
| NS | 3 | root-dns.netcup.net, second-dns.netcup.net... |
| MX | 2 | mail.err731.de (pri: 10), mxe83f.netcup.net (pri: 50) |
| TXT | 1 | v=spf1 mx a include:_spf.webhosting.syst |
| SOA | 1 | root-dns.netcup.net dnsadmin.netcup.net |
Analysis
Hierarchy
mail.err731.de is a child of err731.de.
IP Addresses
err731.de has two IP numbers: 2a03:4000:61:9a::16:6898 and 202.61.232.61.
Other host names, for instance fine-foods.de, modellbau-niggel.de, drnielsen.de, travelparis.de and ccpk.de share IP numbers with err731.de.
Name Servers
err731.de is delegated to three name servers: root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.
err731.de at least partially shares name servers with other domains, including deinegartenwelt.de, metralabs-service.com, darosen.de, gmclub.at and tischlerei-hausleitner.at.
Host names with two IP numbers:
root-dns.netcup.net: 2a03:4000:0:1::e1e1 and 46.38.225.225
second-dns.netcup.net: 2a03:4000:2:24b::c7c7 and 37.221.199.199
third-dns.netcup.net: 2a03:4001:0:106::3f44 and 188.68.63.68
Mail Servers
err731.de is served by two mail servers mail.err731.de and mxe83f.netcup.net.
err731.de shares at least some mail servers with other domains, for example b-houben.de, shod.de, filigrooves.de, pageworkx.de and mahmood.cc.
These mail servers are often used together with the mail servers mail.b-houben.de.
Host names with two IP numbers:
mxe83f.netcup.net points to 2a03:4000:0:4ea:4ad:58ff:feb5:e287 and 202.61.232.63.
Host names with one IP number:
mail.err731.de points to 202.61.232.63.
Host names that point to 202.61.232.63: mxe83f.netcup.net and mail.err731.de.