flex-dns.de - robtex.com

flex-dns.de

DNSSEC⚠️ Not signed
A128.140.49.115🇩🇪 Hetzner128.140.0.0/17 HETZNER-DC
PTRwebserver.deinwi.com
NSns1.domainoffensive.de ⭐
A2001:67c:1bc::21🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast
PTRns1.mainns.de
A192.174.68.21🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net
PTRns1.mainns.de
NSns2.domainoffensive.eu
A2001:67c:10b8::21🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net
PTRns2.mainns.eu
A176.97.158.21🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net
PTRns2.mainns.eu
NSns3.domainoffensive.net
A2001:67c:1bc::20🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast
PTRns3.mainns.net
A192.174.68.20🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net
PTRns3.mainns.net
MXmail.flex-dns.de ⭐
A128.140.49.115🇩🇪 Hetzner128.140.0.0/17 HETZNER-DC
PTRwebserver.deinwi.com
SOAns1.domainoffensive.deinfo@domains.resellerinterface.de serial=1774316331

de

DNSSEC🔒 Signed (DS record present)
NSf.nic.de ⭐
NSa.nic.de
NSl.de.net ⚠️ Not in parent delegation
NSn.de.net ⚠️ Not in parent delegation
NSs.de.net ⚠️ Not in parent delegation
NSz.nic.de
SOAf.nic.dedns-operations@denic.de serial=1774829551

Subdomains

mail.flex-dns.de

Same first word

flex-dns.de

DNS History

14 records (5 active, 9 former)

20162017201820192020202120222023202420252026NSns1.domainoffensive.dens2.domainoffensive.euns3.domainoffensive.netns0.flex-dns.dens1.flex-dns.dens1.sedoparking.comns2.sedoparking.comMXmail.flex-dns.delocalhostmail.nickstel.comA128.140.49.1152a01:238:43e5:1f00:2b65:a4a7:1c40:988a72.52.4.12085.214.25.130
○NSns0.flex-dns.de2018-10-02 → 2018-10-02 · 4 obs
○ 2017-01-22 07:37:52
● 2018-10-02 13:29:56
○ 2026-03-12 09:56:46
○ 2026-03-30 00:42:42
●NSns1.domainoffensive.de2026-03-12 → 2026-03-30 · 3 obs
○ 2018-10-02 13:29:56
● 2026-03-12 09:56:46
● 2026-03-30 00:42:42
○NSns1.flex-dns.de2018-10-02 → 2018-10-02 · 4 obs
○ 2017-01-22 07:37:52
● 2018-10-02 13:29:56
○ 2026-03-12 09:56:46
○ 2026-03-30 00:42:42
○NSns1.sedoparking.com2015-06-01 → 2017-01-22 · 4 obs
● 2015-06-01 14:52:10
● 2017-01-22 07:37:52
○ 2018-10-02 13:29:56
○ 2026-03-30 00:42:42
●NSns2.domainoffensive.eu2026-03-12 → 2026-03-30 · 3 obs
○ 2018-10-02 13:29:56
● 2026-03-12 09:56:46
● 2026-03-30 00:42:42
○NSns2.sedoparking.com2015-06-01 → 2017-01-22 · 4 obs
● 2015-06-01 14:52:10
● 2017-01-22 07:37:52
○ 2018-10-02 13:29:56
○ 2026-03-30 00:42:42
●NSns3.domainoffensive.net2026-03-12 → 2026-03-30 · 3 obs
○ 2018-10-02 13:29:56
● 2026-03-12 09:56:46
● 2026-03-30 00:42:42
○MXlocalhost2017-01-22 → 2017-01-22 · 4 obs
○ 2016-04-28 13:48:38
● 2017-01-22 07:37:52
○ 2018-10-02 13:29:56
○ 2026-03-30 00:42:42
●MXmail.flex-dns.de2026-03-12 → 2026-03-30 · 3 obs
○ 2018-10-02 13:29:56
● 2026-03-12 09:56:46
● 2026-03-30 00:42:42
○MXmail.nickstel.com2015-06-01 → 2016-04-28 · 4 obs
● 2015-06-01 14:52:10
● 2016-04-28 13:48:38
○ 2017-01-22 07:37:52
○ 2026-03-30 00:42:42
●A128.140.49.1152026-03-12 → 2026-03-30 · 3 obs
○ 2018-10-02 13:29:56
● 2026-03-12 09:56:46
● 2026-03-30 00:42:42
○A2a01:238:43e5:1f00:2b65:a4a7:1c40:988a2018-10-02 → 2018-10-02 · 4 obs
○ 2017-01-22 07:37:52
● 2018-10-02 13:29:56
○ 2026-03-12 09:56:46
○ 2026-03-30 00:42:42
○A72.52.4.1202015-06-01 → 2017-01-22 · 4 obs
● 2015-06-01 14:52:10
● 2017-01-22 07:37:52
○ 2018-10-02 13:29:56
○ 2026-03-30 00:42:42
○A85.214.25.1302018-10-02 → 2018-10-02 · 4 obs
○ 2017-01-22 07:37:52
● 2018-10-02 13:29:56
○ 2026-03-12 09:56:46
○ 2026-03-30 00:42:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
flex-dns.dens1.domainoffensive.de, ns3.domainoffensive.net, ns2.domainoffensive.eu-

✅ Authoritative Response

Server:192.174.68.21

NS records: ns1.domainoffensive.de, ns3.domainoffensive.net, ns2.domainoffensive.eu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for flex-dns.de (unsigned zone)

⏱️ Timing

Total: 652ms | Queries: -

📄 Records

TypeCountSample Data
A1128.140.49.115
NS3ns1.domainoffensive.de, ns3.domainoffensive.net...
MX1mail.flex-dns.de (pri: 0)
SOA1ns1.domainoffensive.de info.domains.rese

Analysis

Hierarchy

The parent of mail.flex-dns.de is flex-dns.de.

IP Addresses

flex-dns.de points to an IP address: 128.140.49.115.

Other host names, such as mail.deinwi.com, mail.flex-dns.de and webserver.deinwi.com, share IP numbers with flex-dns.de.

Name Servers

flex-dns.de is delegated to three name servers ns1.domainoffensive.de, ns2.domainoffensive.eu and ns3.domainoffensive.net.

flex-dns.de at least partially shares name servers with other domains, for instance iftruethen.de, zeltverleih.co, tierhaltung.org, medien-x.de and dondino.de.

These name servers are commonly used with ns2.domainoffensive.de and ns3.domainoffensive.de.

Host names with two IP numbers:

ns1.domainoffensive.de points to 2001:67c:1bc::21 and 192.174.68.21; ns2.domainoffensive.eu points to 2001:67c:10b8::21 and 176.97.158.21; ns3.domainoffensive.net points to 2001:67c:1bc::20 and 192.174.68.20.

Mail Servers

flex-dns.de is handled by a single mail server, mail.flex-dns.de.

The host name mail.flex-dns.de points to IP 128.140.49.115.