doerr.dev - robtex.com
doerr.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 76.76.21.21🇺🇸 Amazon76.76.21.0/24 EC2 Prefix | ||||||
| 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 | ||||||
| SOA | root-dns.netcup.netdnsadmin@netcup.net 2026-09-16 #44 | ||||||
dev
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
4 records (4 active, 0 former)
●NSroot-dns.netcup.net2026-08-31 → 2026-09-25 · 2 obs
● 2026-09-25 18:59:00
●NSsecond-dns.netcup.net2026-08-31 → 2026-09-25 · 2 obs
● 2026-09-25 18:59:00
●NSthird-dns.netcup.net2026-08-31 → 2026-09-25 · 2 obs
● 2026-09-25 18:59:00
●A76.76.21.212026-08-31 → 2026-09-25 · 2 obs
● 2026-09-25 18:59:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| doerr.dev | third-dns.netcup.net, second-dns.netcup.net, root-dns.netcup.net | - |
✅ Authoritative Response
Server:188.68.63.68
NS records: third-dns.netcup.net, second-dns.netcup.net, root-dns.netcup.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for doerr.dev (unsigned zone)
⏱️ Timing
Total: 1111ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 76.76.21.21 |
| NS | 3 | root-dns.netcup.net, second-dns.netcup.net... |
| SOA | 1 | root-dns.netcup.net dnsadmin.netcup.net |
Analysis
IP Addresses
doerr.dev directs to one IP number, which is 76.76.21.21.
Among the host names that share IP numbers with doerr.dev are reginacaelicreations.com, keytothecity.life, wexxkspe.cn and two others.
Name Servers
doerr.dev has three name servers — root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.
doerr.dev partially shares its NS delegation with several other domains, including lasertest.de, amuhr-design.com, t-fricke.de and two others.
Each of root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net points to two IP numbers. root-dns.netcup.net points to 46.38.225.225 and 2a03:4000:0:1::e1e1. second-dns.netcup.net points to 37.221.199.199 and 2a03:4000:2:24b::c7c7. third-dns.netcup.net points to 188.68.63.68 and 2a03:4001:0:106::3f44.