linuxadmin.us - dns.ninja
linuxadmin.us
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2600:4040:a12f:b700::d82🇺🇸 AS7012600:4040:a000::/36 MCI Communications Services, LLC d/b/a Verizon Business | ||||||
| A | 71.188.79.117🇺🇸 AS70171.188.0.0/17 MCI Communications Services, LLC d/b/a Verizon Business | ||||||
| NS | curitiba.ns.porkbun.com ⭐ | ||||||
| A | 2400:cb00:2049:1::adf5:3a25🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 173.245.58.37🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | fortaleza.ns.porkbun.com | ||||||
| A | 2400:cb00:2049:1::a29f:88c🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.8.140Cloudflare162.159.8.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | maceio.ns.porkbun.com | ||||||
| A | 2400:cb00:2049:1::a29f:bb4🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.11.180Cloudflare162.159.11.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | salvador.ns.porkbun.com | ||||||
| A | 2400:cb00:2049:1::a29f:a96🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.10.150Cloudflare162.159.10.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | mail.linuxadmin.us ⭐ | ||||||
| A | 2600:4040:a12f:b700::52a🇺🇸 AS7012600:4040:a000::/36 MCI Communications Services, LLC d/b/a Verizon Business | ||||||
| A | 71.188.79.117🇺🇸 AS70171.188.0.0/17 MCI Communications Services, LLC d/b/a Verizon Business | ||||||
| PTR | pool-71-188-79-117.cmdnnj.fios.verizon.net | ||||||
| TXT | v=spf1 mx a:mail.linuxadmin.us ip4:71.188.79.117 ip6:2600:4040:a12f:b700::d82... | ||||||
| SOA | curitiba.ns.porkbun.comdns@cloudflare.com serial=2403962247 | ||||||
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=1781729249 | ||||||
Subdomains
mail.linuxadmin.us |
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NScuritiba.ns.porkbun.com2026-03-22 → 2026-06-17 · 2 obs
● 2026-06-17 21:02:20
●NSfortaleza.ns.porkbun.com2026-03-22 → 2026-06-17 · 2 obs
● 2026-06-17 21:02:20
●NSmaceio.ns.porkbun.com2026-03-22 → 2026-06-17 · 2 obs
● 2026-06-17 21:02:20
●NSsalvador.ns.porkbun.com2026-03-22 → 2026-06-17 · 2 obs
● 2026-06-17 21:02:20
●MXmail.linuxadmin.us2026-03-22 → 2026-06-17 · 2 obs
● 2026-06-17 21:02:20
●A2600:4040:a12f:b700::d822026-03-22 → 2026-06-17 · 2 obs
● 2026-06-17 21:02:20
●A71.188.79.1172026-03-22 → 2026-06-17 · 2 obs
● 2026-06-17 21:02:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us... | - |
| linuxadmin.us | curitiba.ns.porkbun.com, maceio.ns.porkbun.com, fortaleza.ns.porkbun.com, salvador.ns.porkbun.com | - |
✅ Authoritative Response
Server:162.159.10.150
NS records: curitiba.ns.porkbun.com, maceio.ns.porkbun.com, fortaleza.ns.porkbun.com, salvador.ns.porkbun.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for linuxadmin.us (unsigned zone)
⏱️ Timing
Total: 363ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 71.188.79.117 |
| AAAA | 1 | 2600:4040:a12f:b700::d82 |
| NS | 4 | curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com... |
| MX | 1 | mail.linuxadmin.us (pri: 0) |
| TXT | 1 | v=spf1 mx a:mail.linuxadmin.us ip4:71.18 |
| SOA | 1 | curitiba.ns.porkbun.com dns.cloudflare.c |
Analysis
Hierarchy
mail.linuxadmin.us is delegated beneath linuxadmin.us.
IP Addresses
linuxadmin.us has two IP addresses: 71.188.79.117 and 2600:4040:a12f:b700::d82
Further host names like mail.linuxadmin.us and pool-71-188-79-117.cmdnnj.fios.verizon.net overlap in IP numbers with linuxadmin.us.
Name Servers
The NS records for linuxadmin.us point to four name servers: curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com.
There is at least partial name server overlap between linuxadmin.us and other domains — 1moretime.com, fictionriveranthologyseries.com, openvpn.biz and two more among them.
All four hostnames — curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com — resolve to two IP numbers apiece: curitiba.ns.porkbun.com to 173.245.58.37 and 2400:cb00:2049:1::adf5:3a25; fortaleza.ns.porkbun.com to 162.159.8.140 and 2400:cb00:2049:1::a29f:88c; maceio.ns.porkbun.com to 162.159.11.180 and 2400:cb00:2049:1::a29f:bb4; salvador.ns.porkbun.com to 162.159.10.150 and 2400:cb00:2049:1::a29f:a96.
Mail Servers
The sole mail server for linuxadmin.us is mail.linuxadmin.us.
mail.linuxadmin.us carries two IP numbers: 71.188.79.117 and 2600:4040:a12f:b700::52a.