ptbn.us - robtex.com
ptbn.us
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=1778773057 | ||||||
Same first word
Similar names
DNS History
8 records (8 active, 0 former)
●NSns47.domaincontrol.com2026-05-12 → 2026-05-14 · 2 obs
● 2026-05-14 16:05:44
●NSns48.domaincontrol.com2026-05-12 → 2026-05-14 · 2 obs
● 2026-05-14 16:05:44
●MXalt1.aspmx.l.google.com2026-05-12 → 2026-05-14 · 2 obs
● 2026-05-14 16:05:44
●MXalt2.aspmx.l.google.com2026-05-12 → 2026-05-14 · 2 obs
● 2026-05-14 16:05:44
●MXalt3.aspmx.l.google.com2026-05-12 → 2026-05-14 · 2 obs
● 2026-05-14 16:05:44
●MXalt4.aspmx.l.google.com2026-05-12 → 2026-05-14 · 2 obs
● 2026-05-14 16:05:44
●MXaspmx.l.google.com2026-05-12 → 2026-05-14 · 2 obs
● 2026-05-14 16:05:44
●A216.150.1.12026-05-12 → 2026-05-14 · 2 obs
● 2026-05-14 16:05:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us... | - |
| ptbn.us | ns48.domaincontrol.com, ns47.domaincontrol.com | - |
✅ Authoritative Response
Server:97.74.103.24
NS records: ns48.domaincontrol.com, ns47.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ptbn.us (unsigned zone)
⏱️ Timing
Total: 538ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.150.1.1 |
| NS | 2 | ns47.domaincontrol.com, ns48.domaincontrol.com |
| MX | 5 | alt3.aspmx.l.google.com (pri: 10), alt4.aspmx.l.google.com (pri: 10)... |
| TXT | 1 | v=spf1 include:_spf.google.com ~all |
| SOA | 1 | ns47.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
ptbn.us maps to IP address 216.150.1.1.
Other host names, for instance balder.dk, mail4.edgerunner.com, nullmx.ecomebel.com, livinglchaim.com and ntrrolling.com share IP numbers with ptbn.us.
Name Servers
Two name servers ns47.domaincontrol.com and ns48.domaincontrol.com are delegated to ptbn.us.
ptbn.us uses the same name server configuration as other domains, such as 123lingo.com, liag.info, lcsv.co.uk, conautoperu.com and dentalsleepmedct.com.
Host names with two IPs:
ns47.domaincontrol.com points to 2603:5:2172::18 and 97.74.103.24.
ns48.domaincontrol.com points to 2603:5:2272::18 and 173.201.71.24.
Mail Servers
ptbn.us is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
ptbn.us shares mail servers with other domains at least in part, for instance ns500821.ns500841.ns500841.ns500821.ns500821.ns500821.ns500794.ns500821.ns500821.ns500821.ns500795.ns500790.ns500795.lustypartnersfinder.com, clearboxdata.com, rainbowartstudio.org, istranco.com and fub.it.
These mail servers are often used together with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Two IPs per host name:
aspmx.l.google.com points to: 2607:f8b0:4004:c07::1b and 192.178.155.27
alt1.aspmx.l.google.com points to: 2607:f8b0:4023:2801::1b and 192.178.128.26
alt2.aspmx.l.google.com points to: 2a00:1450:400b:c02::1a and 172.253.116.27
alt3.aspmx.l.google.com points to: 2a00:1450:4009:c0f::1a and 192.178.223.27
alt4.aspmx.l.google.com points to: 2a00:1450:400c:c00::1b and 173.194.76.27
Pattern: left IDs ascend by 9 (12, 21, 30, 39, 48); each pair of targets ascend by 9 (15/18, 24/27, 33/36, 42/45, 51/54)