o3t.de - robtex.com
o3t.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 178.202.121.119🇩🇪 VODANET178.202.0.0/15 Vodafone West | ||||||
| PTR | ip-178-202-121-119.um47.pools.vodafone-ip.de | ||||||
| NS | root-dns.netcup.net ⭐ | ||||||
| A | 2a03:4000:0:1::e1e1🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| PTR | root-dns.netcup.net | ||||||
| A | 46.38.225.225🇩🇪 netcup-AS46.38.225.0/24 | ||||||
| PTR | root-dns.netcup.net | ||||||
| NS | second-dns.netcup.net | ||||||
| A | 2a03:4000:2:24b::c7c7🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| PTR | second-dns.netcup.net | ||||||
| A | 37.221.199.199🇩🇪 netcup-AS37.221.196.0/22 | ||||||
| PTR | second-dns.netcup.net | ||||||
| NS | third-dns.netcup.net | ||||||
| A | 2a03:4001:0:106::3f44🇩🇪 netcup-AS2a03:4001::/32 NETCUP-GMBH | ||||||
| PTR | third-dns.netcup.net | ||||||
| A | 188.68.63.68🇩🇪 netcup-AS188.68.63.0/24 NETCUP-GMBH | ||||||
| PTR | third-dns.netcup.net | ||||||
| MX | call.uidd.de ⭐ | ||||||
| SOA | root-dns.netcup.netdnsadmin@netcup.net 2026-06-20 #19 | ||||||
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=1783934246 | ||||||
Subdomains
sg.o3t.de |
Same first word
Similar names
to3.io |
3ot.com |
3to.com |
3to.de |
3to.kr |
3ot.ru |
3ot.cn |
3ot.net |
t3o.com |
3ot.de |
3to.net |
to3.si |
ot3.net |
t3o.it |
t3o.net |
to3.org |
3to.cn |
3to.nl |
3ot.org |
to3.net |
to3.co |
3to.co.kr |
3to.at |
3to.me |
to3.de |
DNS History
12 records (5 active, 7 former)
○NSns1.g4w-nameserver.de2015-07-24 → 2017-05-16 · 4 obs
● 2017-05-16 03:09:06
○ 2026-03-21 09:53:50
○ 2026-07-13 09:49:32
○NSns2.g4w-nameserver.de2015-07-24 → 2017-05-16 · 4 obs
● 2017-05-16 03:09:06
○ 2026-03-21 09:53:50
○ 2026-07-13 09:49:32
○NSns3.g4w-nameserver.de2015-07-24 → 2017-05-16 · 4 obs
● 2017-05-16 03:09:06
○ 2026-03-21 09:53:50
○ 2026-07-13 09:49:32
○NSns4.g4w-nameserver.de2015-07-24 → 2017-05-16 · 4 obs
● 2017-05-16 03:09:06
○ 2026-03-21 09:53:50
○ 2026-07-13 09:49:32
●NSroot-dns.netcup.net2026-03-21 → 2026-07-13 · 3 obs
● 2026-03-21 09:53:50
● 2026-07-13 09:49:32
●NSsecond-dns.netcup.net2026-03-21 → 2026-07-13 · 3 obs
● 2026-03-21 09:53:50
● 2026-07-13 09:49:32
●NSthird-dns.netcup.net2026-03-21 → 2026-07-13 · 3 obs
● 2026-03-21 09:53:50
● 2026-07-13 09:49:32
●MXcall.uidd.de2026-03-21 → 2026-07-13 · 3 obs
● 2026-03-21 09:53:50
● 2026-07-13 09:49:32
○MXmail.o3t.de2015-07-24 → 2017-05-16 · 4 obs
● 2017-05-16 03:09:06
○ 2026-03-21 09:53:50
○ 2026-07-13 09:49:32
●A178.202.121.1192026-03-31 → 2026-07-13 · 3 obs
● 2026-03-31 20:47:38
● 2026-07-13 09:49:32
○A78.138.88.1192015-07-24 → 2017-05-16 · 4 obs
● 2017-05-16 03:09:06
○ 2026-03-21 09:53:50
○ 2026-07-13 09:49:32
○A88.152.94.1842026-03-21 → 2026-03-28 · 5 obs
● 2026-03-21 09:53:50
● 2026-03-28 18:55:32
○ 2026-03-31 20:47:38
○ 2026-07-13 09:49:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| o3t.de | second-dns.netcup.net, root-dns.netcup.net, third-dns.netcup.net | - |
✅ Authoritative Response
Server:188.68.63.68
NS records: second-dns.netcup.net, root-dns.netcup.net, third-dns.netcup.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for o3t.de (unsigned zone)
⏱️ Timing
Total: 1200ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 178.202.121.119 |
| NS | 3 | root-dns.netcup.net, third-dns.netcup.net... |
| MX | 1 | call.uidd.de (pri: 10) |
| SOA | 1 | root-dns.netcup.net dnsadmin.netcup.net |
Analysis
Hierarchy
o3t.de serves as the parent of sg.o3t.de.
IP Addresses
o3t.de resolves to just one IP address, 178.202.121.119.
Other host names share IP numbers with o3t.de; uidd.de is one such example.
Name Servers
Three name servers are authoritative for o3t.de: root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.
o3t.de has at least partial name server overlap with other domains, such as iffec.de, truehemp.org, deschguat.de and two others.
root-dns.netcup.net resolves to 46.38.225.225 and 2a03:4000:0:1::e1e1. second-dns.netcup.net resolves to 37.221.199.199 and 2a03:4000:2:24b::c7c7. third-dns.netcup.net resolves to 188.68.63.68 and 2a03:4001:0:106::3f44. All three hostnames point to two IP numbers each.