stackopt.io - dns.ninja
stackopt.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=1788504954 | ||||||
Same first word
stackopt.io |
Similar names
Previous names
Next names
DNS History
9 records (9 active, 0 former)
●NSns63.domaincontrol.com2026-08-28 → 2026-09-04 · 2 obs
● 2026-09-04 07:38:56
●NSns64.domaincontrol.com2026-08-28 → 2026-09-04 · 2 obs
● 2026-09-04 07:38:56
●MXalt1.aspmx.l.google.com2026-08-28 → 2026-09-04 · 2 obs
● 2026-09-04 07:38:56
●MXalt2.aspmx.l.google.com2026-08-28 → 2026-09-04 · 2 obs
● 2026-09-04 07:38:56
●MXalt3.aspmx.l.google.com2026-08-28 → 2026-09-04 · 2 obs
● 2026-09-04 07:38:56
●MXalt4.aspmx.l.google.com2026-08-28 → 2026-09-04 · 2 obs
● 2026-09-04 07:38:56
●MXaspmx.l.google.com2026-08-28 → 2026-09-04 · 2 obs
● 2026-09-04 07:38:56
●A13.248.243.52026-08-28 → 2026-09-04 · 2 obs
● 2026-09-04 07:38:56
●A76.223.105.2302026-08-28 → 2026-09-04 · 2 obs
● 2026-09-04 07:38:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io | - |
| stackopt.io | ns63.domaincontrol.com, ns64.domaincontrol.com | - |
✅ Authoritative Response
Server:97.74.101.42
NS records: ns63.domaincontrol.com, ns64.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for stackopt.io (unsigned zone)
⏱️ Timing
Total: 579ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.105.230, 13.248.243.5 |
| NS | 2 | ns64.domaincontrol.com, ns63.domaincontrol.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)... |
| TXT | 2 | v=spf1 include:dc-aa8e722993._spfm.stack, google-site-verification=K3IyY7q7R5IFZw8 |
| SOA | 1 | ns63.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
stackopt.io points to the IP addresses 13.248.243.5 and 76.223.105.230
Additional host names — sigainvicto.com, calebiberry.net, arnoldbids.com and two others — share IP numbers with stackopt.io.
Name Servers
stackopt.io is delegated to two name servers: ns63.domaincontrol.com and ns64.domaincontrol.com.
stackopt.io shares its name server setup with other domains, including easypeezee.com, airservice.com, alvarezmonte.com and two others.
ns63.domaincontrol.com and ns64.domaincontrol.com each resolve to two IP addresses: ns63.domaincontrol.com points to 97.74.101.42 and 2603:5:2154::2a, while ns64.domaincontrol.com points to 173.201.69.42 and 2603:5:2254::2a.
Mail Servers
stackopt.io has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
stackopt.io shares mail servers — at least in part — with other domains, including jeanstobreeches.com, hogyfitness.com, brandplaza.nl and two others.
These mail servers are frequently used alongside mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other.
Host names with two IP numbers:
aspmx.l.google.com points to 142.251.167.27 and 2607:f8b0:4004:c08::1b.
alt1.aspmx.l.google.com points to 192.178.234.27 and 2800:3f0:4003:c14::1a.
alt2.aspmx.l.google.com points to 172.253.116.27 and 2a00:1450:400b:c02::1b.
alt3.aspmx.l.google.com points to 192.178.223.27 and 2a00:1450:4009:c0f::1b.
alt4.aspmx.l.google.com points to 172.253.157.26 and 2a00:1450:400c:c23::1b.