twork.us - robtex.com
twork.us
| DNSSEC | ⚠️ Not signed | ||||||
| NS | pns.dtag.de ⭐ ⚠️ Not in parent delegation | ||||||
| A | 2003:40:8000::100🇩🇪 DTAG2003::/19 Deutsche Telekom large PA space | ||||||
| PTR | pns.dtag.de | ||||||
| A | 194.25.0.125🇩🇪 DTAG194.25.0.0/16 Deutsche Telekom AG, Internet service provider | ||||||
| PTR | pns.dtag.de | ||||||
| NS | us19-east.irondns.net | ||||||
| A | 2a01:5b0:22::4🇩🇪 KNIPPWORLDWIDE2a01:5b0:22::/48 KNIPP worldwide | ||||||
| PTR | us19-east.irondns.net | ||||||
| A | 195.253.98.4🇩🇪 KNIPPWORLDWIDE195.253.98.0/24 KNIPP worldwide | ||||||
| PTR | us19-east.irondns.net | ||||||
| NS | us20-west.irondns.net | ||||||
| A | 2a01:5b0:23::2🇩🇪 KNIPPWORLDWIDE2a01:5b0:23::/48 KNIPP worldwide | ||||||
| PTR | us20-west.irondns.net | ||||||
| A | 195.253.99.2🇩🇪 KNIPPWORLDWIDE195.253.99.0/24 KNIPP worldwide | ||||||
| PTR | us20-west.irondns.net | ||||||
| MX | mailx.tcommerce.de ⭐ | ||||||
| SOA | pns.dtag.dednsadmin@nic.dtag.de 2022-08-03 #1 | ||||||
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1786901458 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSus19-east.irondns.net2015-06-08 → 2026-08-16 · 2 obs
● 2026-08-16 17:43:48
●NSus20-west.irondns.net2015-06-08 → 2026-08-16 · 2 obs
● 2026-08-16 17:43:48
●MXmailx.tcommerce.de2015-06-08 → 2026-08-16 · 2 obs
● 2026-08-16 17:43:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | m.cctld.us, k.cctld.us, b.cctld.us, x.cctld.us... | - |
| twork.us | us19-east.irondns.net, us20-west.irondns.net | - |
✅ Authoritative Response
Server:195.253.99.2
NS records: us19-east.irondns.net, us20-west.irondns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for twork.us (unsigned zone)
⏱️ Timing
Total: 775ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | pns.dtag.de, us20-west.irondns.net... |
| MX | 1 | mailx.tcommerce.de (pri: 10) |
| SOA | 1 | pns.dtag.de dnsadmin.nic.dtag.de |
Analysis
Name Servers
Three name servers are authoritative for twork.us: pns.dtag.de, us19-east.irondns.net and us20-west.irondns.net.
twork.us has at least partial name server overlap with other domains, such as 222.129.87.in-addr.arpa, 1.0.c.0.0.3.0.0.2.ip6.arpa, minusmilch.de and two others.
ns1.telekom.net, hk21.irondns.net and secondary006.dtag.net — plus 3 other name servers — are commonly paired with these name servers.
pns.dtag.de resolves to 194.25.0.125 and 2003:40:8000::100. us19-east.irondns.net resolves to 195.253.98.4 and 2a01:5b0:22::4. us20-west.irondns.net resolves to 195.253.99.2 and 2a01:5b0:23::2. All three hostnames point to two IP numbers each.
Mail Servers
Mail for twork.us is handled by a single mail server, mailx.tcommerce.de.
twork.us uses an identical mail server configuration to several other domains — among them on-pay.us, operational-services.de, tmovies.us and two more.
The mail servers of twork.us are at least partially shared with other domains, including german-telecom.us.