sek-security.de - robtex.com
sek-security.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.203.110.218🇩🇪 CLOUDPIT91.203.108.0/22 | ||||||
| PTR | host218.checkdomain.de | ||||||
| NS | ns2.checkdomain.de ⭐ | ||||||
| A | 2a01:4f8:2b02:a88::106🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns2.checkdomain.de | ||||||
| A | 5.9.190.98🇩🇪 Hetzner5.9.0.0/16 HETZNER-RZ-FKS-BLK5 | ||||||
| PTR | ns2.checkdomain.de | ||||||
| NS | ns.checkdomain.de | ||||||
| A | 2a02:2b80:101:5000::9🇩🇪 CLOUDPIT2a02:2b80:101::/48 | ||||||
| A | 109.237.143.11🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | ns1.checkdomain.de | ||||||
| MX | mx03.secure-mailgate.com ⭐ | ||||||
| A | 46.243.88.174🇩🇪 CLOUDPIT46.243.88.0/21 | ||||||
| PTR | node03.secure-mailgate.com | ||||||
| A | 46.243.88.176🇩🇪 CLOUDPIT46.243.88.0/21 | ||||||
| PTR | node04.secure-mailgate.com | ||||||
| MX | mx04.secure-mailgate.com ⭐ | ||||||
| A | 46.243.88.175🇩🇪 CLOUDPIT46.243.88.0/21 | ||||||
| PTR | node03.secure-mailgate.com | ||||||
| A | 46.243.88.177🇩🇪 CLOUDPIT46.243.88.0/21 | ||||||
| PTR | node04.secure-mailgate.com | ||||||
| TXT | v=spf1 include:secure-mailgate.com ?all | ||||||
| SOA | ns.checkdomain.dehostmaster@checkdomain.de 2021-01-31 #1 | ||||||
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=1775980401 | ||||||
Same first word
sek-security.de |
DNS History
9 records (5 active, 4 former)
●NSns.checkdomain.de2015-07-07 → 2026-04-12 · 2 obs
● 2026-04-12 08:17:40
●NSns2.checkdomain.de2015-07-07 → 2026-04-12 · 2 obs
● 2026-04-12 08:17:40
○MXmailproxy.sek-security.de2015-07-07 → 2017-02-13 · 4 obs
● 2017-02-13 20:39:26
○ 2020-01-11 10:04:56
○ 2026-04-12 08:17:40
○MXmailproxy2.sek-security.de2015-07-07 → 2017-02-13 · 4 obs
● 2017-02-13 20:39:26
○ 2020-01-11 10:04:56
○ 2026-04-12 08:17:40
●MXmx03.secure-mailgate.com2020-01-11 → 2026-04-12 · 3 obs
● 2020-01-11 10:04:56
● 2026-04-12 08:17:40
●MXmx04.secure-mailgate.com2020-01-11 → 2026-04-12 · 3 obs
● 2020-01-11 10:04:56
● 2026-04-12 08:17:40
○A176.9.145.1202015-07-07 → 2017-02-13 · 4 obs
● 2017-02-13 20:39:26
○ 2020-01-11 10:04:56
○ 2026-04-12 08:17:40
○A2a01:4f8:160:2362:ddaf:72fa:17c6:fce32015-07-07 → 2017-02-13 · 4 obs
● 2017-02-13 20:39:26
○ 2020-01-11 10:04:56
○ 2026-04-12 08:17:40
●A91.203.110.2182020-01-11 → 2026-04-12 · 3 obs
● 2020-01-11 10:04:56
● 2026-04-12 08:17:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| sek-security.de | ns.checkdomain.de, ns2.checkdomain.de | 4 records |
✅ Authoritative Response
Server:109.237.143.11
NS records: ns.checkdomain.de, ns2.checkdomain.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sek-security.de (unsigned zone)
⏱️ Timing
Total: 639ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.203.110.218 |
| NS | 2 | ns.checkdomain.de, ns2.checkdomain.de |
| MX | 2 | mx03.secure-mailgate.com (pri: 10), mx04.secure-mailgate.com (pri: 10) |
| TXT | 1 | v=spf1 include:secure-mailgate.com ?all |
| SOA | 1 | ns.checkdomain.de hostmaster.checkdomain |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns.checkdomain.de, ns.checkdomain.de, ns2.checkdomain.de...)
Analysis
IP Addresses
sek-security.de resolves to one IP number: 91.203.110.218.
other host names including host85.checkdomain.de, vollmer-ingenieure.de, physiotherapie-hand-drauf.de, ladestellenbonus.at and appalot.biz share IP numbers with sek-security.de.
Name Servers
sek-security.de is delegated to two name servers ns2.checkdomain.de and ns.checkdomain.de.
sek-security.de shares the same name server setup as other domains, for instance barroca.de, vlc.cash, isd.gmbh, urbalchemy.com and bavaria-agrimedia.de.
Host names with two IP numbers:
The host name ns2.checkdomain.de points to 2a01:4f8:2b02:a88::106 and 5.9.190.98; the host name ns.checkdomain.de points to 2a02:2b80:101:5000::9 and 109.237.143.11.
Mail Servers
Two mail servers handle sek-security.de: mx03.secure-mailgate.com and mx04.secure-mailgate.com.
sek-security.de shares the same mail server setup as other domains, for instance appalot.biz, heinz-schlerf.de, re-mo.com, masseur-peter.com and artfaces.de.
Host names with two IP numbers:
The host name mx03.secure-mailgate.com points to 46.243.88.174 and 46.243.88.176; the host name mx04.secure-mailgate.com points to 46.243.88.175 and 46.243.88.177.