security-first.de - dns.ninja
security-first.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:238:20a:202:1093::🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| A | 81.169.145.93🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| NS | docks14.rzone.de ⭐ | ||||||
| A | 2001:8d8:fe:53:5747:2a74:d:14🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | docks14.rzone.de | ||||||
| A | 217.160.80.141🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | docks14.rzone.de | ||||||
| NS | shades15.rzone.de | ||||||
| A | 2607:f1c0:fe:53:185:132:34:142🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | shades15.rzone.de | ||||||
| A | 185.132.34.142🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | shades15.rzone.de | ||||||
| MX | smtpin.rzone.de ⭐ | ||||||
| A | 2a01:238:20a:202:50f0::1097🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| PTR | smtpin.rzone.de | ||||||
| A | 81.169.145.97🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| SOA | docks14.rzone.dehostmaster@strato-rz.de 2020-05-30 #24 | ||||||
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=1782844110 | ||||||
Same first word
security-first.com |
security-first.nl |
security-first.org |
security-first.de |
Similar names
first-security.com |
first-security.de |
first-security.co |
first-security.org |
first-security.net |
first-security.technology |
first-security.fr |
DNS History
5 records (5 active, 0 former)
●A2a01:238:20a:202:1093::2015-06-23 → 2026-06-30 · 2 obs
● 2026-06-30 18:48:20
●A81.169.145.932015-06-23 → 2026-06-30 · 2 obs
● 2026-06-30 18:48:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| security-first.de | shades15.rzone.de, docks14.rzone.de | - |
✅ Authoritative Response
Server:217.160.80.141
NS records: shades15.rzone.de, docks14.rzone.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for security-first.de (unsigned zone)
⏱️ Timing
Total: 1811ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.169.145.93 |
| AAAA | 1 | 2a01:238:20a:202:1093:: |
| NS | 2 | docks14.rzone.de, shades15.rzone.de |
| MX | 1 | smtpin.rzone.de (pri: 5) |
| SOA | 1 | docks14.rzone.de hostmaster.strato-rz.de |
Analysis
IP Addresses
security-first.de points to the IP addresses 81.169.145.93 and 2a01:238:20a:202:1093::
Among the host names that share IP numbers with security-first.de are websolution-michel.de, nikos-genusswelten.de, anbieterwechsel.org and two others.
Name Servers
security-first.de is delegated to two name servers: docks14.rzone.de and shades15.rzone.de.
security-first.de has the same name server delegation as a number of other domains, such as beatyourdiabetes.de, jens-koerner.de, 850ci.de and two more.
There is at least partial name server overlap between security-first.de and other domains — gahse.com, varix-forum.de, wobserver.com and two more among them.
These name servers regularly appear alongside docks07.rzone.de, shades12.rzone.de, docks13.rzone.de and 7 other name servers in NS record sets.
docks14.rzone.de and shades15.rzone.de each resolve to two IP addresses: docks14.rzone.de points to 217.160.80.141 and 2001:8d8:fe:53:5747:2a74:d:14, while shades15.rzone.de points to 185.132.34.142 and 2607:f1c0:fe:53:185:132:34:142.
Mail Servers
security-first.de routes its mail through a single mail server, smtpin.rzone.de.
security-first.de has the same mail server arrangement as a number of other domains, for example eservice.hh-group.info, berufsschule-der-handwerkskammer-luebeck.de, kinsys.de and two more.
smtpin.rzone.de carries two IP numbers: 81.169.145.97 and 2a01:238:20a:202:50f0::1097.