siemko.eu - robtex.com
siemko.eu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:488:66:1000:53a9:1e4:0:1🇩🇪 GODADDY2a01:488::/32 DE-HER-V6-INITIAL | ||||||
| PTR | mail.siemko.eu | ||||||
| A | 83.169.1.228🇫🇷 GD-EMEA-DC-SXB183.169.0.0/21 | ||||||
| NS | dns0.btnet.de ⭐ | ||||||
| A | 2001:67c:a8:1:91:217:86:4🇩🇪 RITTERNET2001:67c:a8::/48 BTNET | ||||||
| PTR | dns0.btnet.de | ||||||
| A | 91.217.86.4🇩🇪 RITTERNET91.217.86.0/24 BTNET | ||||||
| PTR | dns0.btnet.de | ||||||
| NS | dns.btnet.de | ||||||
| A | 195.243.214.4🇩🇪 DTAG195.243.0.0/16 Deutsche Telekom AG, Internet service provider | ||||||
| NS | dns2.btnet.de | ||||||
| A | 213.68.194.51🇩🇪 AS702213.68.0.0/14 VERIZON-DE-AGG-149.228 | ||||||
| MX | mail.siemko.eu ⭐ | ||||||
| A | 2a01:488:66:1000:53a9:1e4:0:1🇩🇪 GODADDY2a01:488::/32 DE-HER-V6-INITIAL | ||||||
| PTR | mail.siemko.eu | ||||||
| A | 83.169.1.228🇫🇷 GD-EMEA-DC-SXB183.169.0.0/21 | ||||||
| PTR | mail.siemko.eu | ||||||
| TXT | v=spf1 mx ip4:83.169.1.228 ip6:2a01:488:66:1000:53a9:1e4:0:1 -all | ||||||
| SOA | dns.btnet.desysadmin@btnet.de 2026-01-31 #1 | ||||||
eu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | si.dns.eu ⭐ | ||||||
| NS | be.dns.eu | ||||||
| NS | w.dns.eu | ||||||
| NS | x.dns.eu | ||||||
| NS | y.dns.eu | ||||||
| SOA | si.dns.eutech@eurid.eu serial=1122637523 | ||||||
Subdomains
mail.siemko.eu |
Same first word
Similar names
DNS History
10 records (6 active, 4 former)
●MXmail.siemko.eu2015-08-18 → 2026-03-25 · 2 obs
● 2026-03-25 06:27:30
○A176.28.21.142015-08-18 → 2016-06-21 · 4 obs
● 2016-06-21 08:03:52
○ 2017-03-24 10:21:50
○ 2026-03-25 06:27:30
○A2a01:488:66:1000:2ea3:490d:0:12017-03-24 → 2020-02-08 · 5 obs
● 2017-03-24 10:21:50
● 2020-02-08 22:21:08
○ 2026-02-16 14:37:50
○ 2026-03-25 06:27:30
●A2a01:488:66:1000:53a9:1e4:0:12026-02-16 → 2026-03-25 · 3 obs
● 2026-02-16 14:37:50
● 2026-03-25 06:27:30
○A2a01:488:66:1000:b01c:150e:0:12015-08-18 → 2016-06-21 · 4 obs
● 2016-06-21 08:03:52
○ 2017-03-24 10:21:50
○ 2026-03-25 06:27:30
○A46.163.73.132017-03-24 → 2020-02-08 · 5 obs
● 2017-03-24 10:21:50
● 2020-02-08 22:21:08
○ 2026-02-16 14:37:50
○ 2026-03-25 06:27:30
●A83.169.1.2282026-02-16 → 2026-03-25 · 3 obs
● 2026-02-16 14:37:50
● 2026-03-25 06:27:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| eu | be.dns.eu, x.dns.eu, y.dns.eu, w.dns.eu... | - |
| siemko.eu | dns2.btnet.de, dns.btnet.de, dns0.btnet.de | - |
✅ Authoritative Response
Server:91.217.86.4
NS records: dns2.btnet.de, dns.btnet.de, dns0.btnet.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for siemko.eu (unsigned zone)
⏱️ Timing
Total: 1910ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 83.169.1.228 |
| AAAA | 1 | 2a01:488:66:1000:53a9:1e4:0:1 |
| NS | 3 | dns0.btnet.de, dns2.btnet.de... |
| MX | 1 | mail.siemko.eu (pri: 10) |
| TXT | 1 | v=spf1 mx ip4:83.169.1.228 ip6:2a01:488: |
| SOA | 1 | dns.btnet.de sysadmin.btnet.de |
Analysis
Hierarchy
The parent of mail.siemko.eu is siemko.eu.
IP Addresses
siemko.eu points to two IP numbers: 2a01:488:66:1000:53a9:1e4:0:1 and 83.169.1.228.
Other host names, for instance mail.siemko.eu share IP numbers with siemko.eu.
Name Servers
siemko.eu is delegated to three name servers: dns0.btnet.de, dns2.btnet.de and dns.btnet.de.
siemko.eu at least partially shares name servers with other domains, for instance btnet.de, mcn.de, niederberger-koeln.de, ritter-elektronik.de and autohaus-brand.de.
these name servers are often used in conjunction with the name servers dns3.btnet.de.
Hostnames with two IPs:
Hostname dns0.btnet.de points to 2001:67c:a8:1:91:217:86:4 and 91.217.86.4.
Hostnames with one IP:
Hostname dns2.btnet.de points to 213.68.194.51.
Hostname dns.btnet.de points to 195.243.214.4.
Mail Servers
siemko.eu is handled by a single mail server, mail.siemko.eu.
mail.siemko.eu points to two IPs: 2a01:488:66:1000:53a9:1e4:0:1 and 83.169.1.228.