stdlib.io - dns.ninja
stdlib.io
io
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.io ⭐ | ||||||
| NS | a2.nic.io | ||||||
| NS | b0.nic.io | ||||||
| NS | c0.nic.io | ||||||
| SOA | a0.nic.iohostmaster@donuts.email serial=1781374968 | ||||||
Subdomains
Same first word
Similar names
DNS History
8 records (8 active, 0 former)
●NSns1.linode.com2018-05-07 → 2026-06-13 · 2 obs
● 2026-06-13 19:24:34
●NSns2.linode.com2018-05-07 → 2026-06-13 · 2 obs
● 2026-06-13 19:24:34
●NSns3.linode.com2018-05-07 → 2026-06-13 · 2 obs
● 2026-06-13 19:24:34
●NSns4.linode.com2018-05-07 → 2026-06-13 · 2 obs
● 2026-06-13 19:24:34
●NSns5.linode.com2018-05-07 → 2026-06-13 · 2 obs
● 2026-06-13 19:24:34
●MXmail.stdlib.io2018-05-07 → 2026-06-13 · 2 obs
● 2026-06-13 19:24:34
●A2600:3c03::f03c:91ff:fec8:f35d2018-05-07 → 2026-06-13 · 2 obs
● 2026-06-13 19:24:34
●A45.79.190.1322018-05-07 → 2026-06-13 · 2 obs
● 2026-06-13 19:24:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | c0.nic.io, a0.nic.io, a2.nic.io, b0.nic.io | - |
| stdlib.io | ns4.linode.com, ns3.linode.com, ns1.linode.com, ns5.linode.com... | - |
✅ Authoritative Response
Server:92.123.94.2
NS records: ns4.linode.com, ns3.linode.com, ns1.linode.com, ns5.linode.com, ns2.linode.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for stdlib.io (unsigned zone)
⏱️ Timing
Total: 2915ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.79.190.132 |
| AAAA | 1 | 2600:3c03::f03c:91ff:fec8:f35d |
| NS | 5 | ns5.linode.com, ns4.linode.com... |
| MX | 1 | mail.stdlib.io (pri: 10) |
| TXT | 1 | google-site-verification=US4TOaTzuXig3Uf |
| SOA | 1 | ns1.linode.com kgryte.gmail.com |
Analysis
Hierarchy
stdlib.io is the parent domain of mail.stdlib.io and www.stdlib.io.
IP Addresses
stdlib.io points to two IP numbers: 45.79.190.132 and 2600:3c03::f03c:91ff:fec8:f35d.
Other host names, for instance li1289-132.members.linode.com, mail.stdlib.io and www.stdlib.io share IP numbers with stdlib.io.
Name Servers
Delegation for stdlib.io is to five name servers: ns1.linode.com, ns2.linode.com, ns3.linode.com and two others.
stdlib.io partially shares its NS delegation with several other domains, including semsoluciones.com, hotel-volendam.nl, digitalmedia.tokyo and two others.
These name servers are regularly seen alongside ns4.linode.com and ns5.linode.com as name servers.
Host names with two IP numbers:
ns1.linode.com maps to two IP addresses — 92.123.94.2 and 2600:14c0:6::2.
ns2.linode.com maps to two IP addresses — 92.123.94.3 and 2600:14c0:6::3.
ns3.linode.com maps to two IP addresses — 92.123.95.3 and 2600:14c0:7::3.
ns4.linode.com maps to two IP addresses — 92.123.95.4 and 2600:14c0:7::4.
ns5.linode.com maps to two IP addresses — 92.123.95.2 and 2600:14c0:7::2.
Mail Servers
stdlib.io has one mail server: mail.stdlib.io.
The host mail.stdlib.io resolves to 45.79.190.132 and 2600:3c03::f03c:91ff:fec8:f35d — two IP addresses.