back-in-use.de - robtex.com
back-in-use.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=1777555780 | ||||||
Same first word
back-in-use.de |
DNS History
14 records (8 active, 6 former)
○NSdns.dns1.de2015-08-13 → 2017-02-07 · 4 obs
● 2017-02-07 16:39:50
○ 2026-02-16 13:21:24
○ 2026-04-30 13:31:26
○NSdns.dns2.de2015-08-13 → 2017-02-07 · 4 obs
● 2017-02-07 16:39:50
○ 2026-02-16 13:21:24
○ 2026-04-30 13:31:26
○NSdns.dns3.de2015-08-13 → 2017-02-07 · 4 obs
● 2017-02-07 16:39:50
○ 2026-02-16 13:21:24
○ 2026-04-30 13:31:26
○NSdns.dns4.de2015-08-13 → 2017-02-07 · 4 obs
● 2017-02-07 16:39:50
○ 2026-02-16 13:21:24
○ 2026-04-30 13:31:26
●NSns01.agenturserver.co2026-02-16 → 2026-04-30 · 3 obs
● 2026-02-16 13:21:24
● 2026-04-30 13:31:26
●NSns01.agenturserver.de2026-02-16 → 2026-04-30 · 3 obs
● 2026-02-16 13:21:24
● 2026-04-30 13:31:26
●NSns01.agenturserver.it2026-02-16 → 2026-04-30 · 3 obs
● 2026-02-16 13:21:24
● 2026-04-30 13:31:26
○MXmail.back-in-use.de2015-08-13 → 2017-02-07 · 4 obs
● 2017-02-07 16:39:50
○ 2026-02-16 13:21:24
○ 2026-04-30 13:31:26
●MXmx1.agenturserver.de2026-02-16 → 2026-04-30 · 3 obs
● 2026-02-16 13:21:24
● 2026-04-30 13:31:26
●MXmx2.agenturserver.de2026-02-16 → 2026-04-30 · 3 obs
● 2026-02-16 13:21:24
● 2026-04-30 13:31:26
●MXmx3.agenturserver.de2026-02-16 → 2026-04-30 · 3 obs
● 2026-02-16 13:21:24
● 2026-04-30 13:31:26
●MXmx4.agenturserver.de2026-02-16 → 2026-04-30 · 3 obs
● 2026-02-16 13:21:24
● 2026-04-30 13:31:26
○A212.83.43.522015-08-13 → 2017-02-07 · 4 obs
● 2017-02-07 16:39:50
○ 2026-02-16 13:21:24
○ 2026-04-30 13:31:26
●A45.144.187.422026-02-16 → 2026-04-30 · 3 obs
● 2026-02-16 13:21:24
● 2026-04-30 13:31:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| back-in-use.de | ns01.agenturserver.it, ns01.agenturserver.co, ns01.agenturserver.de | 1 record |
✅ Authoritative Response
Server:185.247.151.111
NS records: ns01.agenturserver.it, ns01.agenturserver.co, ns01.agenturserver.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for back-in-use.de (unsigned zone)
⏱️ Timing
Total: 963ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.144.187.42 |
| NS | 3 | ns01.agenturserver.co, ns01.agenturserver.it... |
| MX | 4 | mx3.agenturserver.de (pri: 20), mx4.agenturserver.de (pri: 50)... |
| TXT | 1 | v=spf1 include:agenturserver.de ~all |
| SOA | 1 | ns01.agenturserver.de support.mittwald.d |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns01.agenturserver.de)
Analysis
IP Addresses
back-in-use.de points to a single IP number: 45.144.187.42.
other host names for instance meisel-gerken.de, bundnaturschutz.net, www.polyneo.de, mail.ldd.at and www.umtf.de share IP numbers with back-in-use.de.
Name Servers
back-in-use.de is delegated to three name servers: ns01.agenturserver.co, ns01.agenturserver.de and ns01.agenturserver.it.
back-in-use.de at least partially shares name servers with other domains, for instance gymnasiumgerstungen.de, studioahoi.de, vonhier.info, richcontent.de and holz-jung.de.
Host names with one IP number:
ns01.agenturserver.co points to 185.247.150.113.
ns01.agenturserver.de points to 185.247.151.111.
ns01.agenturserver.it points to 185.247.151.112.
Mail Servers
Four mail servers handle back-in-use.de: mx1.agenturserver.de, mx2.agenturserver.de, mx3.agenturserver.de and mx4.agenturserver.de.
back-in-use.de shares mail servers with other domains at least partially, including viktor-heinle.de, vku.digital, pte-remscheid.de, synion.com and hdpe-folien.de.
Host names with one IP number:
mx1.agenturserver.de points to 185.15.192.56
mx2.agenturserver.de points to 185.15.192.57
mx3.agenturserver.de points to 185.15.192.58
mx4.agenturserver.de points to 185.15.192.59