optic-simulation.com - dns.ninja
optic-simulation.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 167.235.247.90🇩🇪 Hetzner167.235.0.0/16 HETZNER-DC | ||||||
| PTR | pab-opto.de | ||||||
| NS | ns1.first-ns.de ⭐ | ||||||
| A | 2a01:4f8:0:a101::a:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.first-ns.de | ||||||
| A | 213.239.242.238🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | ns1.first-ns.de | ||||||
| NS | robotns2.second-ns.de | ||||||
| A | 2a01:4f8:0:1::5ddc:2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | robotns2.second-ns.de | ||||||
| A | 213.133.100.103🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | robotns2.second-ns.de | ||||||
| NS | robotns3.second-ns.com | ||||||
| A | 2001:67c:192c::add:a3🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | robotns3.second-ns.com | ||||||
| A | 193.47.99.3🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | robotns3.second-ns.com | ||||||
| MX | mail.bitlight.de ⭐ | ||||||
| A | 176.9.43.101🇩🇪 Hetzner176.9.0.0/16 HETZNER-RZ-FKS-BLK4 | ||||||
| PTR | mail.bitlight.de | ||||||
| TXT | v=spf1 ip4:167.235.247.90 ip4:65.21.52.167 -all | ||||||
| SOA | ns1.first-ns.dedns@hetzner.com 2026-02-11 #0 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1782647125 | ||||||
Same first word
optic-simulation.com |
DNS History
7 records (5 active, 2 former)
●NSns1.first-ns.de2015-05-25 → 2026-06-28 · 2 obs
● 2026-06-28 11:47:52
●NSrobotns2.second-ns.de2015-05-25 → 2026-06-28 · 2 obs
● 2026-06-28 11:47:52
●NSrobotns3.second-ns.com2015-05-25 → 2026-06-28 · 2 obs
● 2026-06-28 11:47:52
●MXmail.bitlight.de2015-05-25 → 2026-06-28 · 2 obs
● 2026-06-28 11:47:52
○MXmail.optic-simulation.com2015-05-25 → 2017-07-03 · 4 obs
● 2017-07-03 20:30:00
○ 2026-04-04 11:16:26
○ 2026-06-28 11:47:52
●A167.235.247.902026-04-04 → 2026-06-28 · 3 obs
● 2026-04-04 11:16:26
● 2026-06-28 11:47:52
○A78.47.43.1472015-05-25 → 2017-07-03 · 4 obs
● 2017-07-03 20:30:00
○ 2026-04-04 11:16:26
○ 2026-06-28 11:47:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| optic-simulation.com | ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com | 2 records |
✅ Authoritative Response
Server:213.239.242.238
NS records: ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optic-simulation.com (unsigned zone)
⏱️ Timing
Total: 717ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 167.235.247.90 |
| NS | 3 | robotns3.second-ns.com, ns1.first-ns.de... |
| MX | 1 | mail.bitlight.de (pri: 10) |
| TXT | 1 | v=spf1 ip4:167.235.247.90 ip4:65.21.52.1 |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (robotns3.second-ns.com, robotns3.second-ns.com)
Analysis
IP Addresses
optic-simulation.com resolves to one IP address: 167.235.247.90.
Host names such as mail.pab-opto.de and pab-opto.de share IP numbers with optic-simulation.com.
Name Servers
DNS for optic-simulation.com is handled by three authoritative name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
optic-simulation.com shares at least some of its name servers with other domains, including ensira.com, gramomat.com, fotos-1a.de and two others.
These name servers are frequently paired with the name servers oxygen.ns.hetzner.com, hydrogen.ns.hetzner.com and helium.ns.hetzner.de.
Three hostnames — robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de — each have two IP addresses: robotns3.second-ns.com has 193.47.99.3 and 2001:67c:192c::add:a3, ns1.first-ns.de has 213.239.242.238 and 2a01:4f8:0:a101::a:1, and robotns2.second-ns.de has 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.
Mail Servers
Mail for optic-simulation.com is handled by a single mail server, mail.bitlight.de.
optic-simulation.com uses the same mail servers as bitlight.de, light-design.com, lichtbit.de and kurt-altmann.de, and other domains with the same setup.
mail.bitlight.de has exactly one IP number: 176.9.43.101.