app-bielefeld.de - robtex.com
app-bielefeld.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=1776147558 | ||||||
Subdomains
www.app-bielefeld.de |
Same first word
app-bielefeld.de |
DNS History
9 records (6 active, 3 former)
●MXrelay.rzone.de2026-04-04 → 2026-04-14 · 3 obs
● 2026-04-04 03:14:06
● 2026-04-14 06:20:44
●MXsmtp.google.com2026-04-04 → 2026-04-14 · 3 obs
● 2026-04-04 03:14:06
● 2026-04-14 06:20:44
○MXsmtp.rzone.de2015-08-05 → 2020-02-19 · 4 obs
● 2020-02-19 15:36:46
○ 2026-04-04 03:14:06
○ 2026-04-14 06:20:44
●A2a01:238:20a:202:1064::2026-04-04 → 2026-04-14 · 3 obs
● 2026-04-04 03:14:06
● 2026-04-14 06:20:44
○A2a01:238:20a:202:1089::2015-08-05 → 2020-02-19 · 4 obs
● 2020-02-19 15:36:46
○ 2026-04-04 03:14:06
○ 2026-04-14 06:20:44
●A81.169.145.642026-04-04 → 2026-04-14 · 3 obs
● 2026-04-04 03:14:06
● 2026-04-14 06:20:44
○A81.169.145.892015-08-05 → 2020-02-19 · 4 obs
● 2020-02-19 15:36:46
○ 2026-04-04 03:14:06
○ 2026-04-14 06:20:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| app-bielefeld.de | shades01.rzone.de, docks20.rzone.de | - |
✅ Authoritative Response
Server:217.160.80.147
NS records: shades01.rzone.de, docks20.rzone.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for app-bielefeld.de (unsigned zone)
⏱️ Timing
Total: 979ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.169.145.64 |
| AAAA | 1 | 2a01:238:20a:202:1064:: |
| NS | 2 | docks20.rzone.de, shades01.rzone.de |
| MX | 2 | smtp.google.com (pri: 10), relay.rzone.de (pri: 100) |
| TXT | 4 | google-site-verification=xAYbeTlXCr1DKKG, v=spf1 mx a include:_spf.google.com incl... |
| SOA | 1 | docks20.rzone.de hostmaster.strato-rz.de |
Analysis
Hierarchy
The parent of www.app-bielefeld.de is app-bielefeld.de.
IP Addresses
Two IP numbers are pointed to by app-bielefeld.de: 2a01:238:20a:202:1064:: and 81.169.145.64.
other host names include soheso.com, timpe-consult.eu, lackierauflage.de, 361grad.de and imagodei.de; they share IP numbers with app-bielefeld.de.
Name Servers
Two name servers docks20.rzone.de and shades01.rzone.de handle the delegation for app-bielefeld.de.
app-bielefeld.de shares the same name server setup as other domains, for instance accase.de, copcompliance.com, 8mal.com, p-becker.de and flautaconsult.de.
app-bielefeld.de at least partially shares name servers with other domains, for instance brosze.de, nowicki.eu, fz-f.de, boedeker.eu and jellytec.eu.
these name servers are commonly used with docks10.rzone.de, shades16.rzone.de, docks03.rzone.de, shades18.rzone.de, docks12.rzone.de, shades11.rzone.de, shades04.rzone.de, shades13.rzone.de, docks16.rzone.de and docks19.rzone.de.
Host names with two IP numbers:
docks20.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:20 and 217.160.80.147.
shades01.rzone.de points to 2607:f1c0:fe:53:185:132:34:128 and 185.132.34.128.
Mail Servers
app-bielefeld.de is handled by two mail servers: smtp.google.com and relay.rzone.de.
app-bielefeld.de uses the same mail server setup as other domains, for instance ipacc.nl, camping-center.de, timoseeburger.com, doingwell.eu and inthezonestudios.com.
app-bielefeld.de shares at least partially some mail servers with other domains, for instance lojasim.com.br, kanamono.co.jp, familyofficegrowthcapital.info, deutsch-study.com and africa365.com.
These mail servers are often used together with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
Host names with nine IP numbers: smtp.google.com points to 2607:f8b0:4023:c06::1b, 2607:f8b0:4023:c0b::1a, 2607:f8b0:4023:c0b::1b, 2607:f8b0:4023:c0d::1b, 142.250.101.26, 142.250.141.26, 142.250.141.27, 142.251.2.26 and 142.251.2.27. Host names with one IP number: relay.rzone.de points to 81.169.145.96.