seideltec.de - robtex.com

seideltec.de

DNSSEC⚠️ Not signed
A2a01:4f8:d0a:2572::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRdedi232.your-server.de
A85.10.213.32🇩🇪 Hetzner85.10.192.0/18 HETZNER-RZ-NBG-BLK3
NSns1.your-server.de ⭐
A2a01:4f8:0:1::5ddc:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns1.your-server.de
A213.133.100.102🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRns1.your-server.de
NSns.second-ns.com
A2a01:4f8:0:a101::b:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns.second-ns.com
A213.239.204.242🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2
PTRns.second-ns.com
NSns3.second-ns.de
A2001:67c:192c::add:b3🇩🇪 NORIS-NETWORK2001:67c:192c::/48
PTRns3.second-ns.de
A193.47.99.4🇩🇪 NORIS-NETWORK193.47.99.0/24
PTRns3.second-ns.de
MXmx01.hornetsecurity.com ⭐
A94.100.132.8🇩🇪 MK-NETZDIENSTE-AS94.100.132.0/23 ANTISPAMEUROPE-NET via AS25394
PTRmx01.hornetsecurity.com
MXmx02.hornetsecurity.com(20)
A94.100.136.8🇩🇪 SSERV-AS94.100.136.0/23 ANTISPAMEUROPE via as24679.net
PTRmx02.hornetsecurity.com
MXmx03.hornetsecurity.com(30)
A94.100.134.8🇩🇪 NCORE-AS94.100.134.0/24 antispameurope GmbH via as12676
PTRmx03.hornetsecurity.com
MXmx04.hornetsecurity.com(40)
A94.100.136.7🇩🇪 SSERV-AS94.100.136.0/23 ANTISPAMEUROPE via as24679.net
PTRmx04.hornetsecurity.com
TXTv=spf1 include:spf.protection.outlook.com include:spf.hornetsecurity.com ~all
TXTMS=ms82481695
SOAns1.your-server.depostmaster@your-server.de 2026-03-17 #0

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=1774917097

Subdomains

mail.seideltec.de

Same first word

seideltec.de

Similar names

tecdiesel.com.br
iselected.com
teledesic.com
teledesic.de
iselected.de
dieseltec.com
teledesic.net.au
dieseltec.com.br
selectide.com
dieseltec.de
tecdiesel.com

DNS History

11 records (9 active, 2 former)

20162017201820192020202120222023202420252026NSns.second-ns.comns1.your-server.dens3.second-ns.deMXmx01.hornetsecurity.commx02.hornetsecurity.commx03.hornetsecurity.commx04.hornetsecurity.commail.seideltec.deseideltec-de.mail.protection.outlook.comA2a01:4f8:d0a:2572::285.10.213.32
●NSns.second-ns.com2026-02-15 → 2026-03-31 · 3 obs
○ 2015-07-22 05:38:34
● 2026-02-15 13:46:46
● 2026-03-31 00:33:58
●NSns1.your-server.de2015-07-22 → 2026-03-31 · 2 obs
● 2015-07-22 05:38:34
● 2026-03-31 00:33:58
●NSns3.second-ns.de2015-07-22 → 2026-03-31 · 2 obs
● 2015-07-22 05:38:34
● 2026-03-31 00:33:58
○MXmail.seideltec.de2015-07-22 → 2017-02-17 · 4 obs
● 2015-07-22 05:38:34
● 2017-02-17 14:39:44
○ 2019-01-29 22:05:22
○ 2026-03-31 00:33:58
●MXmx01.hornetsecurity.com2026-02-15 → 2026-03-31 · 3 obs
○ 2019-01-29 22:05:22
● 2026-02-15 13:46:46
● 2026-03-31 00:33:58
●MXmx02.hornetsecurity.com2026-02-15 → 2026-03-31 · 3 obs
○ 2019-01-29 22:05:22
● 2026-02-15 13:46:46
● 2026-03-31 00:33:58
●MXmx03.hornetsecurity.com2026-02-15 → 2026-03-31 · 3 obs
○ 2019-01-29 22:05:22
● 2026-02-15 13:46:46
● 2026-03-31 00:33:58
●MXmx04.hornetsecurity.com2026-02-15 → 2026-03-31 · 3 obs
○ 2019-01-29 22:05:22
● 2026-02-15 13:46:46
● 2026-03-31 00:33:58
○MXseideltec-de.mail.protection.outlook.com2019-01-29 → 2019-01-29 · 4 obs
○ 2017-02-17 14:39:44
● 2019-01-29 22:05:22
○ 2026-02-15 13:46:46
○ 2026-03-31 00:33:58
●A2a01:4f8:d0a:2572::22026-02-15 → 2026-03-31 · 3 obs
○ 2019-01-29 22:05:22
● 2026-02-15 13:46:46
● 2026-03-31 00:33:58
●A85.10.213.322015-07-22 → 2026-03-31 · 5 obs
● 2015-07-22 05:38:34
● 2017-02-17 14:39:44
○ 2019-01-29 22:05:22
● 2026-02-15 13:46:46
● 2026-03-31 00:33:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
seideltec.dens3.second-ns.de, ns1.your-server.de, ns.second-ns.com4 records

✅ Authoritative Response

Server:193.47.99.4

NS records: ns3.second-ns.de, ns1.your-server.de, ns.second-ns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for seideltec.de (unsigned zone)

⏱️ Timing

Total: 833ms | Queries: -

📄 Records

TypeCountSample Data
A185.10.213.32
AAAA12a01:4f8:d0a:2572::2
NS3ns.second-ns.com, ns1.your-server.de...
MX4mx02.hornetsecurity.com (pri: 20), mx03.hornetsecurity.com (pri: 30)...
TXT2v=spf1 include:spf.protection.outlook.co, MS=ms82481695
SOA1ns1.your-server.de postmaster.your-serve

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.your-server.de, ns3.second-ns.de, ns1.your-server.de...)

Analysis

Hierarchy

mail.seideltec.de has seideltec.de as its parent.

IP Addresses

seideltec.de points to two IPs: 2a01:4f8:d0a:2572::2 and 85.10.213.32.

Other host names, for instance rink-kachelofen.de, dedi232.your-server.de, mail.rink-kachelofen.de, mail.seideltec.de and mail.omashandy.de share IP numbers with seideltec.de.

Name Servers

seideltec.de is delegated to name servers ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.

seideltec.de at least partially shares name servers with other domains such as fs3.at, 188.251.148.in-addr.arpa, adrianospapadeas.com, 159.156.178.in-addr.arpa and 6.4.3.6.c.0.c.0.8.f.4.0.1.0.a.2.ip6.arpa.

Host names with two IP numbers:

ns.second-ns.com points to 2a01:4f8:0:a101::b:1 and 213.239.204.242.

ns3.second-ns.de points to 2001:67c:192c::add:b3 and 193.47.99.4.

ns1.your-server.de points to 2a01:4f8:0:1::5ddc:1 and 213.133.100.102.

Mail Servers

seideltec.de is handled by four mail servers: mx01.hornetsecurity.com, mx02.hornetsecurity.com, mx03.hornetsecurity.com and mx04.hornetsecurity.com.

seideltec.de shares mail servers with other domains at least in part, for instance buesch.com, sattler.co.at, naturpark-taunus.de, deutschlandfunk.eu and yenco.it.

Host names with one IP number:

mx01.hornetsecurity.com points to: 94.100.132.8

mx02.hornetsecurity.com points to: 94.100.136.8

mx03.hornetsecurity.com points to: 94.100.134.8

mx04.hornetsecurity.com points to: 94.100.136.7