opperonline.de - robtex.com
opperonline.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 138.201.93.181🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4 | ||||||
| PTR | london.opperonline.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 | london.opperonline.de ⭐ | ||||||
| A | 138.201.93.181🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4 | ||||||
| PTR | london.opperonline.de | ||||||
| TXT | v=spf1 a mx ~all | ||||||
| SOA | ns1.first-ns.depostmaster@robot.first-ns.de 2019-11-25 #6 | ||||||
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=1774784514 | ||||||
Subdomains
london.opperonline.de |
Same first word
opperonline.de |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.first-ns.de2017-05-25 → 2026-03-29 · 2 obs
● 2026-03-29 11:59:06
●NSrobotns2.second-ns.de2017-05-25 → 2026-03-29 · 2 obs
● 2026-03-29 11:59:06
●NSrobotns3.second-ns.com2017-05-25 → 2026-03-29 · 2 obs
● 2026-03-29 11:59:06
●MXlondon.opperonline.de2017-05-25 → 2026-03-29 · 2 obs
● 2026-03-29 11:59:06
●A138.201.93.1812017-05-25 → 2026-03-29 · 2 obs
● 2026-03-29 11:59:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| opperonline.de | robotns3.second-ns.com, robotns2.second-ns.de, ns1.first-ns.de | - |
✅ Authoritative Response
Server:213.239.242.238
NS records: robotns3.second-ns.com, robotns2.second-ns.de, ns1.first-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opperonline.de (unsigned zone)
⏱️ Timing
Total: 1231ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 138.201.93.181 |
| NS | 3 | robotns3.second-ns.com, robotns2.second-ns.de... |
| MX | 1 | london.opperonline.de (pri: 10) |
| TXT | 1 | v=spf1 a mx ~all |
| SOA | 1 | ns1.first-ns.de postmaster.robot.first-n |
Analysis
Hierarchy
london.opperonline.de is a child of opperonline.de.
IP Addresses
opperonline.de resolves to one IP number: 138.201.93.181.
Other host names, for example london.opperonline.de, share IP numbers with opperonline.de.
Name Servers
opperonline.de is delegated to three name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
opperonline.de at least partially shares name servers with other domains, including schoolefans.com, planetfox.biz, neobooks.com, ecommerce-academy.de and schmidt-seeheim.de.
Host names with two IP numbers:
robotns3.second-ns.com: 2001:67c:192c::add:a3 and 193.47.99.3
ns1.first-ns.de: 2a01:4f8:0:a101::a:1 and 213.239.242.238
robotns2.second-ns.de: 2a01:4f8:0:1::5ddc:2 and 213.133.100.103
Mail Servers
A single mail server handles opperonline.de, london.opperonline.de.
Host name london.opperonline.de resolves to a single IP: 138.201.93.181.